2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 package org.apache.tomcat.jdbc.pool.interceptor;
19 import java.lang.reflect.InvocationHandler;
20 import java.lang.reflect.Method;
21 import java.lang.reflect.Proxy;
22 import java.sql.CallableStatement;
23 import java.sql.SQLException;
25 import org.apache.tomcat.jdbc.pool.ConnectionPool;
26 import org.apache.tomcat.jdbc.pool.JdbcInterceptor;
27 import org.apache.tomcat.jdbc.pool.PooledConnection;
33 public abstract class AbstractCreateStatementInterceptor extends JdbcInterceptor {
34 public static final String[] statements = {"createStatement","prepareStatement","prepareCall"};
35 public static final String[] executes = {"execute","executeQuery","executeUpdate","executeBatch"};
37 public AbstractCreateStatementInterceptor() {
41 public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
42 boolean process = false;
43 process = process(statements, method, process);
45 Object statement = super.invoke(proxy,method,args);
46 return createStatement(proxy,method,args,statement);
48 return super.invoke(proxy,method,args);
53 * This method should return a wrapper object around a
54 * java.sql.Statement, java.sql.PreparedStatement or java.sql.CallableStatement
61 public abstract Object createStatement(Object proxy, Method method, Object[] args, Object statement);
63 protected boolean process(String[] names, Method method, boolean process) {
64 for (int i=0; (!process) && i<names.length; i++) {
65 process = (method.getName()==names[i]);
70 public void reset(ConnectionPool parent, PooledConnection con) {