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| 1 | +/* | |
| 2 | + * Copyright (c) 2000, 2006, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package javax.sql; | |
| 27 | + | |
| 28 | +import java.sql.SQLException; | |
| 29 | + | |
| 30 | +/** | |
| 31 | + * <P>An <code>Event</code> object that provides information about the | |
| 32 | + * source of a connection-related event. <code>ConnectionEvent</code> | |
| 33 | + * objects are generated when an application closes a pooled connection | |
| 34 | + * and when an error occurs. The <code>ConnectionEvent</code> object | |
| 35 | + * contains two kinds of information: | |
| 36 | + * <UL> | |
| 37 | + * <LI>The pooled connection closed by the application | |
| 38 | + * <LI>In the case of an error event, the <code>SQLException</code> | |
| 39 | + * about to be thrown to the application | |
| 40 | + * </UL> | |
| 41 | + * | |
| 42 | + * @since 1.4 | |
| 43 | + */ | |
| 44 | + | |
| 45 | +public class ConnectionEvent extends java.util.EventObject { | |
| 46 | + | |
| 47 | + /** | |
| 48 | + * <P>Constructs a <code>ConnectionEvent</code> object initialized with | |
| 49 | + * the given <code>PooledConnection</code> object. <code>SQLException</code> | |
| 50 | + * defaults to <code>null</code>. | |
| 51 | + * | |
| 52 | + * @param con the pooled connection that is the source of the event | |
| 53 | + * @throws IllegalArgumentException if <code>con</code> is null. | |
| 54 | + */ | |
| 55 | + public ConnectionEvent(PooledConnection con) { | |
| 56 | + super(con); | |
| 57 | + } | |
| 58 | + | |
| 59 | + /** | |
| 60 | + * <P>Constructs a <code>ConnectionEvent</code> object initialized with | |
| 61 | + * the given <code>PooledConnection</code> object and | |
| 62 | + * <code>SQLException</code> object. | |
| 63 | + * | |
| 64 | + * @param con the pooled connection that is the source of the event | |
| 65 | + * @param ex the SQLException about to be thrown to the application | |
| 66 | + * @throws IllegalArgumentException if <code>con</code> is null. | |
| 67 | + */ | |
| 68 | + public ConnectionEvent(PooledConnection con, SQLException ex) { | |
| 69 | + super(con); | |
| 70 | + this.ex = ex; | |
| 71 | + } | |
| 72 | + | |
| 73 | + /** | |
| 74 | + * <P>Retrieves the <code>SQLException</code> for this | |
| 75 | + * <code>ConnectionEvent</code> object. May be <code>null</code>. | |
| 76 | + * | |
| 77 | + * @return the SQLException about to be thrown or <code>null</code> | |
| 78 | + */ | |
| 79 | + public SQLException getSQLException() { return ex; } | |
| 80 | + | |
| 81 | + /** | |
| 82 | + * The <code>SQLException</code> that the driver will throw to the | |
| 83 | + * application when an error occurs and the pooled connection is no | |
| 84 | + * longer usable. | |
| 85 | + * @serial | |
| 86 | + */ | |
| 87 | + private SQLException ex = null; | |
| 88 | + | |
| 89 | + /** | |
| 90 | + * Private serial version unique ID to ensure serialization | |
| 91 | + * compatibility. | |
| 92 | + */ | |
| 93 | + static final long serialVersionUID = -4843217645290030002L; | |
| 94 | + | |
| 95 | + } | |