| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.openjpa.lib.jdbc; |
| |
| import java.sql.Connection; |
| import java.sql.Statement; |
| import java.util.EventObject; |
| |
| /** |
| * A JDBC event. The event source will be the connection. |
| * |
| * @author Marc Prud'hommeaux |
| * @author Abe White |
| * @see JDBCListener |
| */ |
| public class JDBCEvent extends EventObject { |
| private static final long serialVersionUID = 1L; |
| |
| /** |
| * Type code indicating that a {@link Statement} is being prepared. |
| */ |
| public static final short BEFORE_PREPARE_STATEMENT = 1; |
| |
| /** |
| * Type code indicating that a {@link Statement} is being prepared. |
| */ |
| public static final short AFTER_PREPARE_STATEMENT = 2; |
| |
| /** |
| * Type code indicating that a {@link Statement} is being created. |
| */ |
| public static final short BEFORE_CREATE_STATEMENT = 3; |
| |
| /** |
| * Type code indicating that a {@link Statement} is being created. |
| */ |
| public static final short AFTER_CREATE_STATEMENT = 4; |
| |
| /** |
| * Type code indicating that a {@link Statement} is about to be executed. |
| */ |
| public static final short BEFORE_EXECUTE_STATEMENT = 5; |
| |
| /** |
| * Type code indicating that a {@link Statement} completed execution. |
| */ |
| public static final short AFTER_EXECUTE_STATEMENT = 6; |
| |
| /** |
| * Type code indicating that a {@link Connection} is about to be committed. |
| */ |
| public static final short BEFORE_COMMIT = 7; |
| |
| /** |
| * Type code indicating that a {@link Connection} was just committed. |
| */ |
| public static final short AFTER_COMMIT = 8; |
| |
| /** |
| * Type code indicating that a rollback is about to occur. |
| */ |
| public static final short BEFORE_ROLLBACK = 9; |
| |
| /** |
| * Type code indicating that a rollback just occured. |
| */ |
| public static final short AFTER_ROLLBACK = 10; |
| |
| /** |
| * Type code indicating that a connection was obtained. This does |
| * not necessarily mean that the connection is new if pooling is enabled. |
| */ |
| public static final short AFTER_CONNECT = 11; |
| |
| /** |
| * Type code indicating that a connection was closed. This does |
| * not necessarily mean that the underlying database connection was |
| * severed if pooling is enabled. |
| */ |
| public static final short BEFORE_CLOSE = 12; |
| |
| private final short type; |
| private final long time; |
| private final String sql; |
| private final JDBCEvent associatedEvent; |
| private final transient Statement statement; |
| |
| /** |
| * Constructor. |
| */ |
| public JDBCEvent(Connection source, short type, JDBCEvent associatedEvent, |
| Statement statement, String sql) { |
| super(source); |
| this.type = type; |
| this.time = System.currentTimeMillis(); |
| this.associatedEvent = associatedEvent; |
| this.sql = sql; |
| this.statement = statement; |
| } |
| |
| /** |
| * Return the event's type code. |
| */ |
| public final short getType() { |
| return type; |
| } |
| |
| /** |
| * Return the Connection for this event. |
| */ |
| public final Connection getConnection() { |
| return (Connection) getSource(); |
| } |
| |
| /** |
| * Return the time the event was constructed. |
| */ |
| public final long getTime() { |
| return time; |
| } |
| |
| /** |
| * Return the associated {@link JDBCEvent} for this event. |
| * For AFTER_XXX events, this will typically be the JDBCEvent |
| * that was created in the BEFORE_XXX stage. This may be null when |
| * an association is not appropriate for the event. |
| */ |
| public final JDBCEvent getAssociatedEvent() { |
| return associatedEvent; |
| } |
| |
| /** |
| * Return the SQL associated with this event; may be null. |
| */ |
| public final String getSQL() { |
| return sql; |
| } |
| |
| /** |
| * Return the Statement for this event, may be null for events |
| * unrelated to Statement execution. |
| */ |
| public final Statement getStatement() { |
| return statement; |
| } |
| } |
| |