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−package nl.cwi.monetdb.mcl.connection.embedded;
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−
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−import nl.cwi.monetdb.embedded.env.MonetDBEmbeddedConnection;
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−import nl.cwi.monetdb.mcl.protocol.ServerResponses;
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−import nl.cwi.monetdb.mcl.protocol.StarterHeaders;
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−import nl.cwi.monetdb.mcl.protocol.TableResultHeaders;
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−import nl.cwi.monetdb.mcl.responses.IResponse;
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−
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−/**
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− * Created by ferreira on 12/1/16.
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− */
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−public class JDBCEmbeddedConnection extends MonetDBEmbeddedConnection {
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−
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−    private int maxRows = Integer.MAX_VALUE;
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−
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−    private long lastResultSetPointer;
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−
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−    private final ServerResponses[] lineResponse = new ServerResponses[4];
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−
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−    private int currentLineResponseState;
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−
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−    private StarterHeaders serverHeaderResponse;
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−
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−    private final int[] lastServerResponseParameters = new int[4]; //for ResultSetResponse and DataBlockResponse
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−
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−    private IResponse lastServerResponse; //for Update and Autocommit
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−
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−    private String lastError;
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−
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−    protected JDBCEmbeddedConnection(long connectionPointer) {
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−        super(connectionPointer);
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−    }
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−
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−    void setMaxRows(int maxRows) {
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−        this.maxRows = maxRows;
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−    }
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−
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−    public ServerResponses getNextServerResponse() {
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−        return lineResponse[currentLineResponseState++];
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−    }
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−
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−    public StarterHeaders getServerHeaderResponse() {
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−        return serverHeaderResponse;
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−    }
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−
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−    public int[] getLastServerResponseParameters() {
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−        return lastServerResponseParameters;
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−    }
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−
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−    public IResponse getLastServerResponse() {
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−        return lastServerResponse;
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−    }
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−
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−    public TableResultHeaders fillTableHeaders(String[] columnNames, int[] columnLengths, String[] types,
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−                                               String[] tableNames) {
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−        this.getNextTableHeaderInternal(this.lastResultSetPointer, columnNames, columnLengths, types, tableNames);
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−        return TableResultHeaders.ALL;
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−    }
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−
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−    public int parseTupleLines(int[] typesMap, Object[] values, boolean[][] nulls) {
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−        return this.parseTupleLinesInternal(this.lastResultSetPointer, typesMap, values, nulls);
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−    }
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−
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−    public String getLastError() {
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−        return lastError;
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−    }
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−
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−    public void processNextQuery(String query) {
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−        if (!query.endsWith(";")) {
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−            query += ";";
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−        }
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−        this.currentLineResponseState = 0;
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−        this.sendQueryInternal(this.connectionPointer, query, true);
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−    }
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−
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−    void sendAutocommitCommand(int flag) { //1 or 0
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−        this.sendAutocommitCommandInternal(this.connectionPointer, flag);
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−    }
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−
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−    void sendReleaseCommand(int commandId) {
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−        this.sendReleaseCommandInternal(this.connectionPointer, commandId);
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−    }
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−
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−    void sendCloseCommand(int commandId) {
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−        this.sendCloseCommandInternal(this.connectionPointer, commandId);
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−    }
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−
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−    private native void getNextTableHeaderInternal(long resultSetPointer, String[] columnNames, int[] columnLengths,
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−                                                   String[] types, String[] tableNames);
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−
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−    private native int parseTupleLinesInternal(long resultSetPointer, int[] typesMap, Object[] values,
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−                                               boolean[][] nulls);
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−
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−    private native void sendQueryInternal(long connectionPointer, String query, boolean execute);
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−
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−    private native void sendAutocommitCommandInternal(long connectionPointer, int flag);
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−
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−    private native void sendReleaseCommandInternal(long connectionPointer, int commandId);
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−
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−    private native void sendCloseCommandInternal(long connectionPointer, int commandId);
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−}