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package org.mule.config.builders; |
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import org.mule.config.ConfigurationException; |
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import org.mule.config.builders.i18n.BuildersMessages; |
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import org.mule.config.i18n.CoreMessages; |
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import org.mule.impl.container.ContainerKeyPair; |
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import org.mule.umo.manager.UMOContainerContext; |
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import java.lang.reflect.InvocationTargetException; |
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import org.apache.commons.beanutils.MethodUtils; |
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import org.apache.commons.digester.ObjectCreateRule; |
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import org.xml.sax.Attributes; |
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public class ObjectGetOrCreateRule extends ObjectCreateRule |
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{ |
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public static final String DEFAULT_REF_ATTRIBUTE = "ref"; |
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public static final String DEFAULT_CLASSNAME_ATTRIBUTE = "className"; |
32 | 0 | protected String refAttrib = DEFAULT_REF_ATTRIBUTE; |
33 | 0 | protected String classAttrib = DEFAULT_CLASSNAME_ATTRIBUTE; |
34 | 0 | protected boolean classRefRequired = false; |
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protected String containerMethodName; |
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protected UMOContainerContext context; |
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protected String containerAttrib; |
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public ObjectGetOrCreateRule(String defaultImpl, String className, String containerMethodName) |
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{ |
41 | 0 | this(defaultImpl, className, DEFAULT_REF_ATTRIBUTE, false, containerMethodName); |
42 | 0 | } |
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public ObjectGetOrCreateRule(String defaultImpl, |
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String className, |
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boolean classRefRequired, |
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String containerMethodName) |
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{ |
49 | 0 | this(defaultImpl, className, DEFAULT_REF_ATTRIBUTE, classRefRequired, containerMethodName); |
50 | 0 | } |
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public ObjectGetOrCreateRule(String defaultImpl, |
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String className, |
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String refAttrib, |
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boolean classRefRequired, |
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String containerMethodName) |
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{ |
58 | 0 | super(defaultImpl, className); |
59 | 0 | this.refAttrib = refAttrib; |
60 | 0 | this.classRefRequired = classRefRequired; |
61 | 0 | this.containerMethodName = containerMethodName; |
62 | 0 | } |
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public ObjectGetOrCreateRule(String defaultImpl, |
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String className, |
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String refAttrib, |
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String classAttrib, |
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boolean classRefRequired, |
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String containerMethodName) |
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{ |
71 | 0 | super(defaultImpl, className); |
72 | 0 | this.refAttrib = refAttrib; |
73 | 0 | this.classRefRequired = classRefRequired; |
74 | 0 | this.containerMethodName = containerMethodName; |
75 | 0 | this.classAttrib = classAttrib; |
76 | 0 | } |
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public ObjectGetOrCreateRule(String defaultImpl, |
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String className, |
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String refAttrib, |
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String containerAttrib, |
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String classAttrib, |
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boolean classRefRequired, |
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String containerMethodName) |
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{ |
86 | 0 | super(defaultImpl, className); |
87 | 0 | this.refAttrib = refAttrib; |
88 | 0 | this.containerAttrib = containerAttrib; |
89 | 0 | this.classRefRequired = classRefRequired; |
90 | 0 | this.containerMethodName = containerMethodName; |
91 | 0 | this.classAttrib = classAttrib; |
92 | 0 | } |
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public void begin(Attributes attributes) throws Exception |
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{ |
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104 | 0 | String ref = attributes.getValue(refAttrib); |
105 | 0 | String container = null; |
106 | 0 | if (containerAttrib != null) |
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{ |
108 | 0 | container = attributes.getValue(containerAttrib); |
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} |
110 | 0 | if (ref != null) |
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{ |
112 | 0 | Object cRef = ref; |
113 | 0 | if (container != null) |
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{ |
115 | 0 | cRef = new ContainerKeyPair(container, ref); |
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} |
117 | 0 | Object obj = getContainer().getComponent(cRef); |
118 | 0 | digester.push(obj); |
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} |
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else |
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{ |
122 | 0 | String classRef = attributes.getValue(classAttrib); |
123 | 0 | if (classRef == null && classRefRequired) |
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{ |
125 | 0 | throw new ConfigurationException( |
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BuildersMessages.mustSpecifyContainerRefOrClassAttribute(refAttrib, classAttrib, |
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this.digester.getCurrentElementName())); |
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} |
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else |
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{ |
131 | 0 | super.begin(attributes); |
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} |
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} |
134 | 0 | } |
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protected UMOContainerContext getContainer() |
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throws NoSuchMethodException, IllegalAccessException, InvocationTargetException |
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{ |
139 | 0 | if (context == null) |
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{ |
141 | 0 | Object root = digester.getRoot(); |
142 | 0 | context = (UMOContainerContext)MethodUtils.invokeMethod(root, containerMethodName, null); |
143 | 0 | if (context == null) |
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{ |
145 | 0 | throw new IllegalArgumentException(CoreMessages.objectIsNull("Container context").toString()); |
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} |
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} |
148 | 0 | return context; |
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} |
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} |