%line | %branch | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
org.apache.commons.jelly.tags.jms.DestinationTag |
|
|
1 | /* |
|
2 | * Copyright 2002,2004 The Apache Software Foundation. |
|
3 | * |
|
4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
|
5 | * you may not use this file except in compliance with the License. |
|
6 | * You may obtain a copy of the License at |
|
7 | * |
|
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
|
9 | * |
|
10 | * Unless required by applicable law or agreed to in writing, software |
|
11 | * distributed under the License is distributed on an "AS IS" BASIS, |
|
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
13 | * See the License for the specific language governing permissions and |
|
14 | * limitations under the License. |
|
15 | */ |
|
16 | package org.apache.commons.jelly.tags.jms; |
|
17 | ||
18 | import javax.jms.Destination; |
|
19 | import javax.jms.JMSException; |
|
20 | ||
21 | import org.apache.commons.jelly.JellyTagException; |
|
22 | import org.apache.commons.jelly.TagSupport; |
|
23 | import org.apache.commons.jelly.XMLOutput; |
|
24 | import org.apache.commons.messenger.Messenger; |
|
25 | ||
26 | /** Creates a Destination object from a String name. |
|
27 | * |
|
28 | * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> |
|
29 | * @version $Revision: 1.5 $ |
|
30 | */ |
|
31 | 0 | public class DestinationTag extends TagSupport { |
32 | ||
33 | /** The variable name to create */ |
|
34 | private String var; |
|
35 | ||
36 | /** Stores the name of the map entry */ |
|
37 | private String name; |
|
38 | ||
39 | // Tag interface |
|
40 | //------------------------------------------------------------------------- |
|
41 | public void doTag(XMLOutput output) throws JellyTagException { |
|
42 | 0 | ConnectionContext messengerTag = (ConnectionContext) findAncestorWithClass( ConnectionContext.class ); |
43 | 0 | if ( messengerTag == null ) { |
44 | 0 | throw new JellyTagException("<jms:destination> tag must be within a <jms:connection> or <jms:send> or <jms:receive> tag"); |
45 | } |
|
46 | ||
47 | 0 | Destination destination = null; |
48 | try { |
|
49 | 0 | Messenger messenger = messengerTag.getConnection(); |
50 | 0 | if (messenger == null) { |
51 | 0 | throw new JellyTagException("No JMS Connection could be found!" ); |
52 | } |
|
53 | 0 | String subject = (name != null) ? name : getBodyText(); |
54 | 0 | destination = messenger.getDestination( subject ); |
55 | 0 | } |
56 | catch (JMSException e) { |
|
57 | 0 | throw new JellyTagException(e); |
58 | } |
|
59 | ||
60 | 0 | if ( var != null ) { |
61 | 0 | context.setVariable( var, destination ); |
62 | } |
|
63 | else { |
|
64 | 0 | MessageOperationTag tag = (MessageOperationTag) findAncestorWithClass( MessageOperationTag.class ); |
65 | 0 | if ( tag == null ) { |
66 | 0 | throw new JellyTagException("<jms:destination> tag must be within a <jms:send> or <jms:receive> tag or the 'var' attribute should be specified"); |
67 | } |
|
68 | 0 | tag.setDestination( destination ); |
69 | } |
|
70 | 0 | } |
71 | ||
72 | ||
73 | // Properties |
|
74 | //------------------------------------------------------------------------- |
|
75 | ||
76 | /** Sets the name of the Destination |
|
77 | */ |
|
78 | public void setName(String name) { |
|
79 | 0 | this.name = name; |
80 | 0 | } |
81 | ||
82 | /** Sets the variable name to use for the Destination |
|
83 | */ |
|
84 | public void setVar(String var) { |
|
85 | 0 | this.var = class="keyword">var; |
86 | 0 | } |
87 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |