/*
   Copyright (C) 2004 MySQL AB

      This program 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 2 of the License, or
      (at your option) any later version.

      This program 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 this program; if not, write to the Free Software
      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 */
package com.mysql.jdbc.jdbc2.optional;

import com.mysql.jdbc.SQLError;

import java.io.InputStream;
import java.io.Reader;

import java.math.BigDecimal;

import java.net.URL;

import java.sql.Array;
import java.sql.Blob;
import java.sql.Clob;
import java.sql.Date;
import java.sql.ParameterMetaData;
import java.sql.PreparedStatement;
import java.sql.Ref;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Time;
import java.sql.Timestamp;

import java.util.Calendar;


/**
 * Wraps prepared statements so that errors can be reported correctly to 
 * ConnectionEventListeners.
 *
 * @author Mark Matthews
 * 
 * @version $Id: PreparedStatementWrapper.java,v 1.1.2.1 2004/02/13 17:55:30 mmatthew Exp $
 */
class PreparedStatementWrapper extends StatementWrapper
    implements PreparedStatement {
    PreparedStatementWrapper(MysqlPooledConnection conn,
        PreparedStatement toWrap) {
        super(conn, toWrap);
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setArray(int, java.sql.Array)
     */
    public void setArray(int parameterIndex, Array x) throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setArray(parameterIndex,
                    x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setAsciiStream(int, java.io.InputStream, int)
     */
    public void setAsciiStream(int parameterIndex, InputStream x, int length)
        throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setAsciiStream(parameterIndex,
                    x, length);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setBigDecimal(int, java.math.BigDecimal)
     */
    public void setBigDecimal(int parameterIndex, BigDecimal x)
        throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setBigDecimal(parameterIndex,
                    x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setBinaryStream(int, java.io.InputStream, int)
     */
    public void setBinaryStream(int parameterIndex, InputStream x, int length)
        throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setBinaryStream(parameterIndex,
                    x, length);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setBlob(int, java.sql.Blob)
     */
    public void setBlob(int parameterIndex, Blob x) throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setBlob(parameterIndex, x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setBoolean(int, boolean)
     */
    public void setBoolean(int parameterIndex, boolean x)
        throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setBoolean(parameterIndex,
                    x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setByte(int, byte)
     */
    public void setByte(int parameterIndex, byte x) throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setByte(parameterIndex, x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setBytes(int, byte[])
     */
    public void setBytes(int parameterIndex, byte[] x)
        throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setBytes(parameterIndex,
                    x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setCharacterStream(int, java.io.Reader, int)
     */
    public void setCharacterStream(int parameterIndex, Reader reader, int length)
        throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setCharacterStream(parameterIndex,
                    reader, length);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setClob(int, java.sql.Clob)
     */
    public void setClob(int parameterIndex, Clob x) throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setClob(parameterIndex, x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setDate(int, java.sql.Date)
     */
    public void setDate(int parameterIndex, Date x) throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setDate(parameterIndex, x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setDate(int, java.sql.Date, java.util.Calendar)
     */
    public void setDate(int parameterIndex, Date x, Calendar cal)
        throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setDate(parameterIndex,
                    x, cal);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setDouble(int, double)
     */
    public void setDouble(int parameterIndex, double x)
        throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setDouble(parameterIndex,
                    x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setFloat(int, float)
     */
    public void setFloat(int parameterIndex, float x) throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setFloat(parameterIndex,
                    x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setInt(int, int)
     */
    public void setInt(int parameterIndex, int x) throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setInt(parameterIndex, x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setLong(int, long)
     */
    public void setLong(int parameterIndex, long x) throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setLong(parameterIndex, x);
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#getMetaData()
     */
    public ResultSetMetaData getMetaData() throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                return ((PreparedStatement) this.wrappedStmt).getMetaData();
            } else {
                throw new SQLException("No operations allowed after statement closed",
                    SQLError.SQL_STATE_GENERAL_ERROR);
            }
        } catch (SQLException sqlEx) {
            checkAndFireConnectionError(sqlEx);
        }

        return null;
    }

    /* (non-Javadoc)
     * @see java.sql.PreparedStatement#setNull(int, int)
     */
    public void setNull(int parameterIndex, int sqlType)
        throws SQLException {
        try {
            if (this.wrappedStmt != null) {
                ((PreparedStatement) this.wrappedStmt).setNull(parameterIndex,