1 /*** 2 * 3 * Copyright 2004 Protique Ltd 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 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. 16 * 17 **/ 18 19 package org.codehaus.activemq.service.impl; 20 21 import org.codehaus.activemq.message.MessageAck; 22 import org.codehaus.activemq.service.MessageContainer; 23 import org.codehaus.activemq.service.MessageIdentity; 24 25 import javax.jms.JMSException; 26 27 28 /*** 29 * An entry for a message to be dispatched 30 * 31 * @version $Revision: 1.3 $ 32 */ 33 class MessagePointer { 34 private MessageContainer container; 35 private MessageIdentity messageIdentity; 36 private boolean dispatched; 37 private boolean read; 38 39 40 /*** 41 * Create a message ptr 42 * 43 * @param container the container where the message is held 44 * @param messageIdentity the id of the message 45 * @throws JMSException 46 */ 47 48 public MessagePointer(MessageContainer container, MessageIdentity messageIdentity) throws JMSException { 49 this.container = container; 50 this.messageIdentity = messageIdentity; 51 this.container.registerMessageInterest(this.messageIdentity); 52 } 53 54 55 /*** 56 * Reset default states for this MessagePointer 57 */ 58 59 public void reset() { 60 this.dispatched = false; 61 this.read = false; 62 } 63 64 /*** 65 * Simply remove the interest in the message 66 * 67 * @throws JMSException 68 */ 69 70 public void clear() throws JMSException { 71 container.unregisterMessageInterest(messageIdentity, null); 72 } 73 74 75 /*** 76 * Notify the container it should delete the message 77 * 78 * @param ack 79 * @throws JMSException 80 */ 81 82 public void delete(MessageAck ack) throws JMSException { 83 clear(); 84 container.delete(messageIdentity, ack); 85 } 86 87 /*** 88 * @return Returns the container. 89 */ 90 public MessageContainer getContainer() { 91 return container; 92 } 93 94 /*** 95 * @param container The container to set. 96 */ 97 public void setContainer(MessageContainer container) { 98 this.container = container; 99 } 100 101 /*** 102 * @return Returns the dispatched. 103 */ 104 public boolean isDispatched() { 105 return dispatched; 106 } 107 108 /*** 109 * @param dispatched The dispatched to set. 110 */ 111 public void setDispatched(boolean dispatched) { 112 this.dispatched = dispatched; 113 } 114 115 /*** 116 * @return Returns the read. 117 */ 118 public boolean isRead() { 119 return read; 120 } 121 122 /*** 123 * @param read The read to set. 124 */ 125 public void setRead(boolean read) { 126 this.read = read; 127 } 128 129 public MessageIdentity getMessageIdentity() { 130 return messageIdentity; 131 } 132 133 public void setMessageIdentity(MessageIdentity messageIdentity) { 134 this.messageIdentity = messageIdentity; 135 } 136 }