ProxyStatement.java example

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jenkow-plugin-master
/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.activiti.upgrade;

import java.io.ByteArrayInputStream;
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.Connection;
import java.sql.Date;
import java.sql.NClob;
import java.sql.ParameterMetaData;
import java.sql.PreparedStatement;
import java.sql.Ref;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.RowId;
import java.sql.SQLException;
import java.sql.SQLWarning;
import java.sql.SQLXML;
import java.sql.Statement;
import java.sql.Time;
import java.sql.Timestamp;
import java.util.Calendar;
import java.util.HashMap;
import java.util.Map;

import org.activiti.engine.impl.util.IoUtil;


public class ProxyStatement implements PreparedStatement {

  Statement statement;
  PreparedStatement preparedStatement;
  ProxyConnection connection;
  
  String sql;
  Map<Integer, String> parameters = new HashMap<Integer, String>();
  
  public ProxyStatement(Statement statement, ProxyConnection connection) {
    this.statement = statement;
    this.connection = connection;
  }

  public ProxyStatement(PreparedStatement statement, String sql, ProxyConnection connection) {
    this.statement = statement;
    this.preparedStatement = statement;
    this.connection = connection;
    this.sql = sql;
  }
  
  public int executeUpdate() throws SQLException {
    resolveAndAddStatement();
    return preparedStatement.executeUpdate();
  }
  
  public boolean execute() throws SQLException {
    resolveAndAddStatement();
    return preparedStatement.execute();
  }

  void resolveAndAddStatement() {
    if (!sql.startsWith("select") && !sql.startsWith("SELECT")) {
      resolveParameters();
      ProxyDriver.addStatement(sql);
    }
  }

  void resolveParameters() {
    int parameterIndex = 1;
    int questionMarkIndex = sql.indexOf('?'); 
    while (questionMarkIndex!=-1) {
      sql = sql.substring(0, questionMarkIndex)
            + parameters.get(parameterIndex)
            + sql.substring(questionMarkIndex+1);
      parameterIndex++;
      questionMarkIndex = sql.indexOf('?');
    }
  }

  public int executeUpdate(String sql) throws SQLException {
    ProxyDriver.addStatement(sql);
    return statement.executeUpdate(sql);
  }

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

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

  public int executeUpdate(String sql, String[] columnNames) throws SQLException {
    ProxyDriver.addStatement(sql);
    return statement.executeUpdate(sql, columnNames);
  }
  
  //////////////////////////////////////////////////////////////////////
  
  InputStream setInputStreamParameter(int parameterIndex, InputStream x) {
    byte[] bytes = IoUtil.readInputStream(x, "jdbc variable bytes");
    parameters.put(parameterIndex, ProxyDriver.databaseFormatter.formatBinary(bytes));
    return new ByteArrayInputStream(bytes);
  }
  
  public void setTime(int parameterIndex, Time x, Calendar cal) throws SQLException {
    parameters.put(parameterIndex, ProxyDriver.databaseFormatter.formatDate(x));
    preparedStatement.setTime(parameterIndex, x, cal);
  }

  public void setTimestamp(int parameterIndex, Timestamp x) throws SQLException {
    parameters.put(parameterIndex, ProxyDriver.databaseFormatter.formatDate(x));
    preparedStatement.setTimestamp(parameterIndex, x);
  }

  public void setTimestamp(int parameterIndex, Timestamp x, Calendar cal) throws SQLException {
    parameters.put(parameterIndex, ProxyDriver.databaseFormatter.formatDate(x));
    preparedStatement.setTimestamp(parameterIndex, x, cal);
  }
  
  public void setDate(int parameterIndex, Date x) throws SQLException {
    parameters.put(parameterIndex, ProxyDriver.databaseFormatter.formatDate(x));
    preparedStatement.setDate(parameterIndex, x);
  }

  public void setDate(int parameterIndex, Date x, Calendar cal) throws SQLException {
    parameters.put(parameterIndex, ProxyDriver.databaseFormatter.formatDate(x));
    preparedStatement.setDate(parameterIndex, x, cal);
  }

  public void setBoolean(int parameterIndex, boolean x) throws SQLException {
    parameters.put(parameterIndex, ProxyDriver.databaseFormatter.formatBoolean(x));
    preparedStatement.setBoolean(parameterIndex, x);
  }

  //////////////////////////////////////////////////////////////////////
  
  public void setString(int parameterIndex, String x) throws SQLException {
    parameters.put(parameterIndex, "'"+x+"'");
    preparedStatement.setString(parameterIndex, x);
  }

  public void setNull(int parameterIndex, int sqlType) throws SQLException {
    parameters.put(parameterIndex, "null");
    preparedStatement.setNull(parameterIndex, sqlType);
  }

  public void setNull(int parameterIndex, int sqlType, String typeName) throws SQLException {
    parameters.put(parameterIndex, "null");
    preparedStatement.setNull(parameterIndex, sqlType, typeName);
  }

  public void setTime(int parameterIndex, Time x) throws SQLException {
    parameters.put(parameterIndex, ProxyDriver.dateFormat.format(x));
    preparedStatement.setTime(parameterIndex, x);
  }

  public void setInt(int parameterIndex, int x) throws SQLException {
    parameters.put(parameterIndex, Integer.toString(x));
    preparedStatement.setInt(parameterIndex, x);
  }

  public void setLong(int parameterIndex, long x) throws SQLException {
    parameters.put(parameterIndex, Long.toString(x));
    preparedStatement.setLong(parameterIndex, x);
  }
  
  public void setBinaryStream(int parameterIndex, InputStream x) throws SQLException {
    x = setInputStreamParameter(parameterIndex, x);
    preparedStatement.setBinaryStream(parameterIndex, x);
  }

  public void setBinaryStream(int parameterIndex, InputStream x, int length) throws SQLException {
    x = setInputStreamParameter(parameterIndex, x);
    preparedStatement.setBinaryStream(parameterIndex, x, length);
  }

  public void setBinaryStream(int parameterIndex, InputStream x, long length) throws SQLException {
    x = setInputStreamParameter(parameterIndex, x);
    preparedStatement.setBinaryStream(parameterIndex, x, length);
  }

  //////////////////////////////////////////////////////////////////////
  
  public void setArray(int parameterIndex, Array x) throws SQLException {
    parameters.put(parameterIndex, "setString["+x+"]");
    preparedStatement.setArray(parameterIndex, x);
  }

  public void setAsciiStream(int parameterIndex, InputStream x) throws SQLException {
    parameters.put(parameterIndex, "setAsciiStream["+x+"]");
    preparedStatement.setAsciiStream(parameterIndex, x);
  }

  public void setAsciiStream(int parameterIndex, InputStream x, int length) throws SQLException {
    parameters.put(parameterIndex, "setAsciiStream["+x+"]");
    preparedStatement.setAsciiStream(parameterIndex, x, length);
  }

  public void setAsciiStream(int parameterIndex, InputStream x, long length) throws SQLException {
    parameters.put(parameterIndex, "setAsciiStream["+x+"]");
    preparedStatement.setAsciiStream(parameterIndex, x, length);
  }

  public void setBigDecimal(int parameterIndex, BigDecimal x) throws SQLException {
    parameters.put(parameterIndex, "setBigDecimal["+x+"]");
    preparedStatement.setBigDecimal(parameterIndex, x);
  }

  public void setBlob(int parameterIndex, Blob x) throws SQLException {
    parameters.put(parameterIndex, "setBlob["+x+"]");
    preparedStatement.setBlob(parameterIndex, x);
  }

  public void setBlob(int parameterIndex, InputStream inputStream) throws SQLException {
    parameters.put(parameterIndex, "setBlob["+inputStream+"]");
    preparedStatement.setBlob(parameterIndex, inputStream);
  }

  public void setBlob(int parameterIndex, InputStream inputStream, long length) throws SQLException {
    parameters.put(parameterIndex, "setBlob["+inputStream+"]");
    preparedStatement.setBlob(parameterIndex, inputStream, length);
  }

  public void setByte(int parameterIndex, byte x) throws SQLException {
    parameters.put(parameterIndex, "setByte["+x+"]");
    preparedStatement.setByte(parameterIndex, x);
  }

  public void setBytes(int parameterIndex, byte[] x) throws SQLException {
    parameters.put(parameterIndex, "setBytes["+x+"]");
    preparedStatement.setBytes(parameterIndex, x);
  }

  public void setCharacterStream(int parameterIndex, Reader reader) throws SQLException {
    parameters.put(parameterIndex, "setCharacterStream["+reader+"]");
    preparedStatement.setCharacterStream(parameterIndex, reader); 
  }

  public void setCharacterStream(int parameterIndex, Reader reader, int length) throws SQLException {
    parameters.put(parameterIndex, "setCharacterStream["+reader+"]");
    preparedStatement.setCharacterStream(parameterIndex, reader, length);
  }

  public void setCharacterStream(int parameterIndex, Reader reader, long length) throws SQLException {
    parameters.put(parameterIndex, "setCharacterStream["+reader+"]");
    preparedStatement.setCharacterStream(parameterIndex, reader, length);
  }

  public void setClob(int parameterIndex, Clob x) throws SQLException {
    parameters.put(parameterIndex, "setClob["+x+"]");
    preparedStatement.setClob(parameterIndex, x);
  }

  public void setClob(int parameterIndex, Reader reader) throws SQLException {
    parameters.put(parameterIndex, "setClob["+reader+"]");
    preparedStatement.setClob(parameterIndex, reader);
  }

  public void setClob(int parameterIndex, Reader reader, long length) throws SQLException {
    parameters.put(parameterIndex, "setClob["+reader+"]");
    preparedStatement.setClob(parameterIndex, reader, length);
  }

  public void setDouble(int parameterIndex, double x) throws SQLException {
    parameters.put(parameterIndex, "setDouble["+x+"]");
    preparedStatement.setDouble(parameterIndex, x);
  }

  public void setFloat(int parameterIndex, float x) throws SQLException {
    parameters.put(parameterIndex, "setDouble["+x+"]");
    preparedStatement.setFloat(parameterIndex, x);
  }

  public void setNCharacterStream(int parameterIndex, Reader value) throws SQLException {
    parameters.put(parameterIndex, "setNCharacterStream["+value+"]");
    preparedStatement.setNCharacterStream(parameterIndex, value);
  }

  public void setNCharacterStream(int parameterIndex, Reader value, long length) throws SQLException {
    parameters.put(parameterIndex, "setNCharacterStream["+value+"]");
    preparedStatement.setNCharacterStream(parameterIndex, value, length);
  }

  public void setNClob(int parameterIndex, NClob value) throws SQLException {
    parameters.put(parameterIndex, "setNClob["+value+"]");
    preparedStatement.setNClob(parameterIndex, value);
  }

  public void setNClob(int parameterIndex, Reader reader) throws SQLException {
    parameters.put(parameterIndex, "setNClob["+reader+"]");
    preparedStatement.setNClob(parameterIndex, reader);
  }

  public void setNClob(int parameterIndex, Reader reader, long length) throws SQLException {
    parameters.put(parameterIndex, "setNClob["+reader+"]");
    preparedStatement.setNClob(parameterIndex, reader, length);
  }

  public void setNString(int parameterIndex, String value) throws SQLException {
    parameters.put(parameterIndex, "setNString["+value+"]");
    preparedStatement.setNString(parameterIndex, value);
  }

  public void setObject(int parameterIndex, Object x) throws SQLException {
    parameters.put(parameterIndex, "setObject["+x+"]");
    preparedStatement.setObject(parameterIndex, x);
  }

  public void setObject(int parameterIndex, Object x, int targetSqlType) throws SQLException {
    parameters.put(parameterIndex, "setObject["+x+"]");
    preparedStatement.setObject(parameterIndex, x, targetSqlType);
  }

  public void setObject(int parameterIndex, Object x, int targetSqlType, int scaleOrLength) throws SQLException {
    parameters.put(parameterIndex, "setObject["+x+"]");
    preparedStatement.setObject(parameterIndex, x, targetSqlType, scaleOrLength);
  }

  public void setRef(int parameterIndex, Ref x) throws SQLException {
    parameters.put(parameterIndex, "setRef["+x+"]");
    preparedStatement.setRef(parameterIndex, x);
  }

  public void setRowId(int parameterIndex, RowId x) throws SQLException {
    parameters.put(parameterIndex, "setRowId["+x+"]");
    preparedStatement.setRowId(parameterIndex, x);
  }

  public void setSQLXML(int parameterIndex, SQLXML xmlObject) throws SQLException {
    parameters.put(parameterIndex, "setSQLXML["+xmlObject+"]");
    preparedStatement.setSQLXML(parameterIndex, xmlObject);
  }

  public void setShort(int parameterIndex, short x) throws SQLException {
    parameters.put(parameterIndex, "setShort["+x+"]");
    preparedStatement.setShort(parameterIndex, x);
  }

  public void setURL(int parameterIndex, URL x) throws SQLException {
    parameters.put(parameterIndex, "setURL["+x+"]");
    preparedStatement.setURL(parameterIndex, x);
  }

  public void setUnicodeStream(int parameterIndex, InputStream x, int length) throws SQLException {
    parameters.put(parameterIndex, "setUnicodeStream["+x+"]");
    preparedStatement.setUnicodeStream(parameterIndex, x, length);
  }

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

  public boolean isWrapperFor(Class< ? > iface) throws SQLException {
    return statement.isWrapperFor(iface);
  }

  public <T> T unwrap(Class<T> iface) throws SQLException {
    return statement.unwrap(iface);
  }

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

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

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

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

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

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

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

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

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

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

  public ResultSet executeQuery(String sql) throws SQLException {
    return statement.executeQuery(sql);
  }

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

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

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

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

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

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

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

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

  public ResultSet getResultSet() throws SQLException {
    return statement.getResultSet();
  }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  public void addBatch() throws SQLException {
    preparedStatement.addBatch();
  }

  public void clearParameters() throws SQLException {
    preparedStatement.clearParameters();
  }

  public ResultSet executeQuery() throws SQLException {
    return preparedStatement.executeQuery();
  }

  public ResultSetMetaData getMetaData() throws SQLException {
    return preparedStatement.getMetaData();
  }

  public ParameterMetaData getParameterMetaData() throws SQLException {
    return preparedStatement.getParameterMetaData();
  }

  public void closeOnCompletion() throws SQLException {
    throw new RuntimeException("buzz");
  }

  public boolean isCloseOnCompletion() throws SQLException {
    throw new RuntimeException("buzz");
  }
}