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Collection of methods to fetch spatial metadata in SFS database like PostGIS or H2Spatial. Theses functions can be commonly used either in PostGIS or in H2. Spatial utilities publish also a DataSourceFactory wrapper that provide JDBC Wrapper for spatial functionality.
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/**
 * H2GIS is a library that brings spatial support to the H2 Database Engine
 * .
 *
 * H2GIS is distributed under GPL 3 license. It is produced by CNRS
 * .
 *
 * H2GIS is free software: you can redistribute it and/or modify it under the
 * terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * H2GIS is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * H2GIS. If not, see .
 *
 * For more information, please consult: 
 * or contact directly: info_at_h2gis.org
 */
package org.h2gis.utilities.wrapper;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.SQLWarning;
import java.sql.Statement;

/**
 * @author Nicolas Fortin
 */
public class StatementWrapper implements Statement {
    private Statement statement;
    private ConnectionWrapper connection;

    public StatementWrapper(Statement statement, ConnectionWrapper connection) {
        this.statement = statement;
        this.connection = connection;
    }

    @Override
    public ResultSet executeQuery(String sql) throws SQLException {
        return new ResultSetWrapper(statement.executeQuery(sql),this);
    }

    @Override
    public int executeUpdate(String sql) throws SQLException {
        return statement.executeUpdate(sql);
    }

    @Override
    public void close() throws SQLException {
        statement.close();
    }

    @Override
    public int getMaxFieldSize() throws SQLException {
        return statement.getMaxFieldSize();
    }

    @Override
    public void setMaxFieldSize(int max) throws SQLException {
        statement.setMaxFieldSize(max);
    }

    @Override
    public int getMaxRows() throws SQLException {
        return statement.getMaxRows();
    }

    @Override
    public void setMaxRows(int max) throws SQLException {
        statement.setMaxRows(max);
    }

    @Override
    public void setEscapeProcessing(boolean enable) throws SQLException {
        statement.setEscapeProcessing(enable);
    }

    @Override
    public int getQueryTimeout() throws SQLException {
        return statement.getQueryTimeout();
    }

    @Override
    public void setQueryTimeout(int seconds) throws SQLException {
        statement.setQueryTimeout(seconds);
    }

    @Override
    public void cancel() throws SQLException {
        statement.cancel();
    }

    @Override
    public SQLWarning getWarnings() throws SQLException {
        return statement.getWarnings();
    }

    @Override
    public void clearWarnings() throws SQLException {
        statement.clearWarnings();
    }

    @Override
    public void setCursorName(String name) throws SQLException {
        statement.setCursorName(name);
    }

    @Override
    public boolean execute(String sql) throws SQLException {
        return statement.execute(sql);
    }

    @Override
    public ResultSet getResultSet() throws SQLException {
        return new ResultSetWrapper(statement.getResultSet(),this);
    }

    @Override
    public int getUpdateCount() throws SQLException {
        return statement.getUpdateCount();
    }

    @Override
    public boolean getMoreResults() throws SQLException {
        return statement.getMoreResults();
    }

    @Override
    public void setFetchDirection(int direction) throws SQLException {
        statement.setFetchDirection(direction);
    }

    @Override
    public int getFetchDirection() throws SQLException {
        return statement.getFetchDirection();
    }

    @Override
    public void setFetchSize(int rows) throws SQLException {
        statement.setFetchSize(rows);
    }

    @Override
    public int getFetchSize() throws SQLException {
        return statement.getFetchSize();
    }

    @Override
    public int getResultSetConcurrency() throws SQLException {
        return statement.getResultSetConcurrency();
    }

    @Override
    public int getResultSetType() throws SQLException {
        return statement.getResultSetType();
    }

    @Override
    public void addBatch(String sql) throws SQLException {
        statement.addBatch(sql);
    }

    @Override
    public void clearBatch() throws SQLException {
        statement.clearBatch();
    }

    @Override
    public int[] executeBatch() throws SQLException {
        return statement.executeBatch();
    }

    @Override
    public Connection getConnection() throws SQLException {
        return connection;
    }

    @Override
    public boolean getMoreResults(int current) throws SQLException {
        return statement.getMoreResults(current);
    }

    @Override
    public ResultSet getGeneratedKeys() throws SQLException {
        return statement.getGeneratedKeys();
    }

    @Override
    public int executeUpdate(String sql, int autoGeneratedKeys) throws SQLException {
        return statement.executeUpdate(sql, autoGeneratedKeys);
    }

    @Override
    public int executeUpdate(String sql, int[] columnIndexes) throws SQLException {
        return statement.executeUpdate(sql, columnIndexes);
    }

    @Override
    public int executeUpdate(String sql, String[] columnNames) throws SQLException {
        return statement.executeUpdate(sql, columnNames);
    }

    @Override
    public boolean execute(String sql, int autoGeneratedKeys) throws SQLException {
        return statement.execute(sql, autoGeneratedKeys);
    }

    @Override
    public boolean execute(String sql, int[] columnIndexes) throws SQLException {
        return statement.execute(sql, columnIndexes);
    }

    @Override
    public boolean execute(String sql, String[] columnNames) throws SQLException {
        return statement.execute(sql, columnNames);
    }

    @Override
    public int getResultSetHoldability() throws SQLException {
        return statement.getResultSetHoldability();
    }

    @Override
    public boolean isClosed() throws SQLException {
        return statement.isClosed();
    }

    @Override
    public void setPoolable(boolean poolable) throws SQLException {
        statement.setPoolable(poolable);
    }

    @Override
    public boolean isPoolable() throws SQLException {
        return statement.isPoolable();
    }

    // @Override -- Commented out for Java 6 compatibility.
    public void closeOnCompletion() throws SQLException {
        throw new UnsupportedOperationException("This Java 7 method is not yet supported.");
    }

    // @Override -- Commented out for Java 6 compatibility.
    public boolean isCloseOnCompletion() throws SQLException {
        throw new UnsupportedOperationException("This Java 7 method is not yet supported.");
    }

    @Override
    public  T unwrap(Class iface) throws SQLException {
        return statement.unwrap(iface);
    }

    @Override
    public boolean isWrapperFor(Class iface) throws SQLException {
        return statement.isWrapperFor(iface);
    }
}