Mercurial > hg > monetdb-java

annotate src/main/java/org/monetdb/jdbc/MonetParameterMetaData.java @ 758:37eae5a78c1b

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Add extra null check to prevent NPE.
author Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
date Thu, 29 Jun 2023 14:08:44 +0200 (22 months ago)
parents 3dd0d43014e8
children e890195256ac
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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719
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
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1 /*
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2 * This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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5 *
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6 * Copyright 1997 - July 2008 CWI, August 2008 - 2023 MonetDB B.V.
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7 */
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8
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9 package org.monetdb.jdbc;
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10
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11 import java.sql.ParameterMetaData;
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12 import java.sql.SQLDataException;
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13 import java.sql.SQLException;
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14 import java.sql.Types;
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15
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16 /**
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17 *<pre>
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18 * A {@link ParameterMetaData} suitable for the MonetDB database.
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19 *
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20 * An object that can be used to get information about the types and properties
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21 * for each parameter marker in a PreparedStatement or CallableStatement object.
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22 *</pre>
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23 *
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24 * @author Martin van Dinther
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25 * @version 1.0
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26 */
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27 final class MonetParameterMetaData
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28 extends MonetWrapper
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29 implements ParameterMetaData
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30 {
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31 /** The parental Connection object */
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32 private final MonetConnection conn;
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33
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34 /** The number of parameters, it can be zero !! */
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35 private final int paramCount;
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36
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37 /** The MonetDB type names of the parameters in the PreparedStatement */
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38 private final String[] monetdbTypes;
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39 /** The JDBC SQL type codes of the parameters in the PreparedStatement */
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40 private final int[] JdbcSQLTypes;
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41 /** The precisions of the parameters in the PreparedStatement */
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42 private final int[] precisions;
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43 /** The scales of the parameters in the PreparedStatement */
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44 private final int[] scales;
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45
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46 /**
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47 * Constructor backed by the given connection and metadata arrays.
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48 * It is used by MonetPreparedStatement.
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49 *
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50 * @param connection the parent connection
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51 * @param paramcount the number of parameters, it can be zero !!
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52 * @param types the MonetDB type names
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53 * @param jdbcTypes the JDBC SQL type codes
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54 * @param precisions the precision for each parameter
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55 * @param scales the scale for each parameter
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56 * @throws IllegalArgumentException if called with null for one of the arguments
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57 */
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58 MonetParameterMetaData(
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59 final MonetConnection connection,
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60 final int paramcount,
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61 final String[] types,
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62 final int[] jdbcTypes,
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63 final int[] precisions,
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64 final int[] scales)
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65 throws IllegalArgumentException
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66 {
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67 if (connection == null) {
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68 throw new IllegalArgumentException("Connection may not be null!");
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69 }
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70 if (types == null) {
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71 throw new IllegalArgumentException("MonetDB Types may not be null!");
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72 }
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73 if (jdbcTypes == null) {
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74 throw new IllegalArgumentException("JDBC Types may not be null!");
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75 }
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76 if (precisions == null) {
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77 throw new IllegalArgumentException("Precisions may not be null!");
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78 }
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79 if (scales == null) {
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80 throw new IllegalArgumentException("Scales may not be null!");
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81 }
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82 if (types.length != precisions.length || types.length != (paramcount +1)) {
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83 throw new IllegalArgumentException("Inconsistent Parameters metadata");
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84 }
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85 this.conn = connection;
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86 this.paramCount = paramcount;
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87 this.monetdbTypes = types;
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88 this.JdbcSQLTypes = jdbcTypes;
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89 this.precisions = precisions;
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90 this.scales = scales;
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91 }
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92
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93 /**
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94 * Retrieves the number of parameters in the PreparedStatement object
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95 * for which this ParameterMetaData object contains information.
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96 *
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97 * @return the number of parameters
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98 */
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99 @Override
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100 public int getParameterCount() {
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101 return paramCount;
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102 }
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103
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104 /**
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105 * Retrieves whether null values are allowed in the
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106 * designated parameter.
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107 *
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108 * This is currently always unknown for MonetDB/SQL.
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109 *
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110 * @param param - the first parameter is 1, the second is 2, ...
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111 * @return the nullability status of the given parameter;
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112 * one of ParameterMetaData.parameterNoNulls,
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113 * ParameterMetaData.parameterNullable, or
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114 * ParameterMetaData.parameterNullableUnknown
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115 */
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116 @Override
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117 public int isNullable(final int param) throws SQLException {
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118 checkParameterIndexValidity(param);
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119 return ParameterMetaData.parameterNullableUnknown;
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120 }
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121
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122 /**
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123 * Retrieves whether values for the designated parameter can
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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124 * be signed numbers.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
125 *
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
126 * @param param - the first parameter is 1, the second is 2, ...
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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127 * @return true if so; false otherwise
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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128 * @throws SQLException if a database access error occurs
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
129 */
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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130 @Override
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
131 public boolean isSigned(final int param) throws SQLException {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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132 // we can hardcode this, based on the parameter type
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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133 switch (getParameterType(param)) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
134 case Types.TINYINT:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
135 case Types.SMALLINT:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
136 case Types.INTEGER:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
137 case Types.REAL:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
138 case Types.FLOAT:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
139 case Types.DOUBLE:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
140 case Types.DECIMAL:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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141 case Types.NUMERIC:
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
142 return true;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
143 case Types.BIGINT:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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144 final String monettype = getParameterTypeName(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
145 if (monettype != null && monettype.length() == 3) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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146 // data of type oid or ptr is not signed
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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147 if ("oid".equals(monettype)
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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148 || "ptr".equals(monettype))
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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149 return false;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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150 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
151 return true;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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152 // All other types should return false
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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153 // case Types.BOOLEAN:
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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154 // case Types.DATE: // can year be negative?
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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155 // case Types.TIME: // can time be negative?
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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156 // case Types.TIME_WITH_TIMEZONE:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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157 // case Types.TIMESTAMP: // can year be negative?
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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158 // case Types.TIMESTAMP_WITH_TIMEZONE:
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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159 default:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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160 return false;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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161 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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162 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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163
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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164 /**
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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165 * Retrieves the designated parameter's specified column size.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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166 * The returned value represents the maximum column size for
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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167 * the given parameter.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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168 * For numeric data, this is the maximum precision.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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169 * For character data, this is the length in characters.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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170 * For datetime datatypes, this is the length in characters
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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171 * of the String representation (assuming the maximum allowed
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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172 * precision of the fractional seconds component).
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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173 * For binary data, this is the length in bytes.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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174 * For the ROWID datatype, this is the length in bytes.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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175 * 0 is returned for data types where the column size is not applicable.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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176 *
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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177 * @param param - the first parameter is 1, the second is 2, ...
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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178 * @return precision
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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179 * @throws SQLException if a database access error occurs
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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180 */
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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181 @Override
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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182 public int getPrecision(final int param) throws SQLException {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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183 switch (getParameterType(param)) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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184 case Types.BIGINT:
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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185 return 19;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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186 case Types.INTEGER:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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187 return 10;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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188 case Types.SMALLINT:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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189 return 5;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
190 case Types.TINYINT:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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191 return 3;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
192 case Types.REAL:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
193 return 7;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
194 case Types.FLOAT:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
195 case Types.DOUBLE:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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196 return 15;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
197 case Types.DECIMAL:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
198 case Types.NUMERIC:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
199 // these data types have a variable precision (max precision is 38)
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
200 try {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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201 return precisions[param];
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
202 } catch (IndexOutOfBoundsException e) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
203 throw newSQLInvalidParameterIndexException(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
204 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
205 case Types.CHAR:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
206 case Types.VARCHAR:
735
3dd0d43014e8 Disable checks for Types.LONGVARCHAR and Types.LONGVARBINARY as MonetDB server does not support these data types, and no mappings exists to these JDBC Types and thus these cases will never be reached in JDBC Driver.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 720
diff changeset
207 /* case Types.LONGVARCHAR: // MonetDB doesn't use type LONGVARCHAR */
719
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
208 case Types.CLOB:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
209 // these data types have a variable length
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
210 try {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
211 return precisions[param];
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
212 } catch (IndexOutOfBoundsException e) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
213 throw newSQLInvalidParameterIndexException(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
214 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
215 case Types.BINARY:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
216 case Types.VARBINARY:
735
3dd0d43014e8 Disable checks for Types.LONGVARCHAR and Types.LONGVARBINARY as MonetDB server does not support these data types, and no mappings exists to these JDBC Types and thus these cases will never be reached in JDBC Driver.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 720
diff changeset
217 /* case Types.LONGVARBINARY: // MonetDB doesn't use type LONGVARBINARY */
719
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
218 case Types.BLOB:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
219 // these data types have a variable length
735
3dd0d43014e8 Disable checks for Types.LONGVARCHAR and Types.LONGVARBINARY as MonetDB server does not support these data types, and no mappings exists to these JDBC Types and thus these cases will never be reached in JDBC Driver.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 720
diff changeset
220 // It expects number of bytes, not number of hex chars
719
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
221 try {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
222 return precisions[param];
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
223 } catch (IndexOutOfBoundsException e) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
224 throw newSQLInvalidParameterIndexException(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
225 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
226 case Types.DATE:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
227 return 10; // 2020-10-08
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
228 case Types.TIME:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
229 return 15; // 21:51:34.399753
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
230 case Types.TIME_WITH_TIMEZONE:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
231 return 21; // 21:51:34.399753+02:00
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
232 case Types.TIMESTAMP:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
233 return 26; // 2020-10-08 21:51:34.399753
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
234 case Types.TIMESTAMP_WITH_TIMEZONE:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
235 return 32; // 2020-10-08 21:51:34.399753+02:00
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
236 case Types.BOOLEAN:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
237 return 1;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
238 default:
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
239 // All other types should return 0
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
240 return 0;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
241 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
242 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
243
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
244 /**
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
245 * Retrieves the designated parameter's number of digits to
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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246 * right of the decimal point.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
247 * 0 is returned for data types where the scale is not applicable.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
248 *
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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249 * @param param - the first parameter is 1, the second is 2, ...
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
250 * @return scale
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
251 * @throws SQLException if a database access error occurs
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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252 */
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
253 @Override
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
254 public int getScale(final int param) throws SQLException {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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255 checkParameterIndexValidity(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
256 try {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
257 return scales[param];
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
258 } catch (IndexOutOfBoundsException e) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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259 throw newSQLInvalidParameterIndexException(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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260 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
261 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
262
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
263 /**
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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264 * Retrieves the designated parameter's SQL type.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
265 *
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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266 * @param param - the first parameter is 1, the second is 2, ...
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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267 * @return SQL type from java.sql.Types
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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268 * @throws SQLException if a database access error occurs
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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269 */
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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270 @Override
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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271 public int getParameterType(final int param) throws SQLException {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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272 checkParameterIndexValidity(param);
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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273 try {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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274 return JdbcSQLTypes[param];
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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275 } catch (IndexOutOfBoundsException e) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
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parents:
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276 throw newSQLInvalidParameterIndexException(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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277 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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278 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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279
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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280 /**
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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281 * Retrieves the designated parameter's database-specific type name.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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282 *
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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283 * @param param - the first parameter is 1, the second is 2, ...
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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284 * @return type the name used by the database. If the
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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285 * parameter type is a user-defined type, then a
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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286 * fully-qualified type name is returned.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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287 * @throws SQLException if a database access error occurs
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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288 */
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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289 @Override
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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290 public String getParameterTypeName(final int param) throws SQLException {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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291 checkParameterIndexValidity(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
292 try {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
293 final String monettype = monetdbTypes[param];
758
37eae5a78c1b Add extra null check to prevent NPE.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 735
diff changeset
294 if (monettype != null && monettype.endsWith("_interval")) {
719
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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295 /* convert the interval type names to valid SQL data type names */
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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296 if ("day_interval".equals(monettype))
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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297 return "interval day";
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
298 if ("month_interval".equals(monettype))
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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299 return "interval month";
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
300 if ("sec_interval".equals(monettype))
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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301 return "interval second";
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
302 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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303 return monettype;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
304 } catch (IndexOutOfBoundsException e) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
305 throw newSQLInvalidParameterIndexException(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
306 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
307 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
308
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
309 /**
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
310 * Retrieves the fully-qualified name of the Java class whose instances
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
311 * should be passed to the method PreparedStatement.setObject.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
312 *
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
313 * @param param - the first parameter is 1, the second is 2, ...
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
314 * @return the fully-qualified name of the class in the Java
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
315 * programming language that would be used by the
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
316 * method PreparedStatement.setObject to set the
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
317 * value in the specified parameter. This is the
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
318 * class name used for custom mapping.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
319 * @throws SQLException if a database access error occurs
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
320 */
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
321 @Override
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
322 public String getParameterClassName(final int param) throws SQLException {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
323 final String MonetDBType = getParameterTypeName(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
324 final java.util.Map<String,Class<?>> map = conn.getTypeMap();
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
325 final Class<?> type;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
326 if (map != null && map.containsKey(MonetDBType)) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
327 type = (Class)map.get(MonetDBType);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
328 } else {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
329 type = MonetDriver.getClassForType(getParameterType(param));
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
330 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
331 if (type != null) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
332 return type.getCanonicalName();
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
333 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
334 throw new SQLException("parameter type mapping null: " + MonetDBType, "M0M03");
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
335 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
336
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
337 /**
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
338 * Retrieves the designated parameter's mode.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
339 * For MonetDB/SQL we currently only support INput parameters.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
340 *
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
341 * @param param - the first parameter is 1, the second is 2, ...
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
342 * @return mode of the parameter; one of
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
343 * ParameterMetaData.parameterModeIn,
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
344 * ParameterMetaData.parameterModeOut,
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
345 * ParameterMetaData.parameterModeInOut or
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
346 * ParameterMetaData.parameterModeUnknown.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
347 */
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
348 @Override
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
349 public int getParameterMode(final int param) throws SQLException {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
350 checkParameterIndexValidity(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
351 return ParameterMetaData.parameterModeIn;
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
352 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
353
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
354
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
355 /**
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
356 * A private utility method to check validity of parameter index number
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
357 *
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
358 * @param param - the first parameter is 1, the second is 2, ...
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
359 * @throws SQLDataException when invalid parameter index number
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
360 */
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
361 private final void checkParameterIndexValidity(final int param) throws SQLDataException {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
362 if (param < 1 || param > paramCount)
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
363 throw newSQLInvalidParameterIndexException(param);
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
364 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
365
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
366 /**
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
367 * Small helper method that formats the "Invalid Parameter Index number ..."
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
368 * message and creates a new SQLDataException object whose SQLState is set
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
diff changeset
369 * to "22010": invalid indicator parameter value.
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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370 *
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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371 * @param paramIdx the parameter index number
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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372 * @return a new created SQLDataException object with SQLState 22010
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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373 */
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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374 private final SQLDataException newSQLInvalidParameterIndexException(final int paramIdx) {
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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375 return new SQLDataException("Invalid Parameter Index number: " + paramIdx, "22010");
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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376 }
2f42195e9c58 Improved implementation of PreparedStatement.getParameterMetaData().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents:
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377 }