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package org.mule.transaction.lookup; |
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import org.mule.api.MuleRuntimeException; |
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import org.mule.api.config.MuleConfiguration; |
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import org.mule.api.transaction.TransactionManagerFactory; |
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import org.mule.config.i18n.CoreMessages; |
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import org.mule.util.ClassUtils; |
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import java.lang.reflect.Method; |
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import javax.transaction.TransactionManager; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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31 | 0 | public class WebsphereTransactionManagerLookupFactory implements TransactionManagerFactory |
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{ |
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private static final String FACTORY_CLASS_5_1_AND_ABOVE = "com.ibm.ws.Transaction.TransactionManagerFactory"; |
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private static final String FACTORY_CLASS_5_0 = "com.ibm.ejs.jts.jta.TransactionManagerFactory"; |
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private static final String FACTORY_CLASS_4 = "com.ibm.ejs.jts.jta.JTSXA"; |
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39 | 0 | private final Log logger = LogFactory.getLog(getClass()); |
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public TransactionManager create(MuleConfiguration config) |
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{ |
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Class<?> clazz; |
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TransactionManager transactionManager; |
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try |
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{ |
51 | 0 | logger.debug("Trying WebSphere 5.1+: " + FACTORY_CLASS_5_1_AND_ABOVE); |
52 | 0 | clazz = ClassUtils.loadClass(FACTORY_CLASS_5_1_AND_ABOVE, this.getClass()); |
53 | 0 | logger.info("Found WebSphere 5.1+: " + FACTORY_CLASS_5_1_AND_ABOVE); |
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} |
55 | 0 | catch (ClassNotFoundException ex) |
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{ |
57 | 0 | logger.debug("Could not find WebSphere 5.1+ TransactionManager factory class", ex); |
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try |
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{ |
60 | 0 | logger.debug("Trying WebSphere 5.0: " + FACTORY_CLASS_5_0); |
61 | 0 | clazz = ClassUtils.loadClass(FACTORY_CLASS_5_0, this.getClass()); |
62 | 0 | logger.info("Found WebSphere 5.0: " + FACTORY_CLASS_5_0); |
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} |
64 | 0 | catch (ClassNotFoundException ex2) |
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{ |
66 | 0 | logger.debug("Could not find WebSphere 5.0 TransactionManager factory class", ex2); |
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try |
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{ |
69 | 0 | logger.debug("Trying WebSphere 4: " + FACTORY_CLASS_4); |
70 | 0 | clazz = ClassUtils.loadClass(FACTORY_CLASS_4, this.getClass()); |
71 | 0 | logger.info("Found WebSphere 4: " + FACTORY_CLASS_4); |
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} |
73 | 0 | catch (ClassNotFoundException ex3) |
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{ |
75 | 0 | logger.debug("Could not find WebSphere 4 TransactionManager factory class", ex3); |
76 | 0 | throw new MuleRuntimeException( |
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CoreMessages.createStaticMessage("Couldn't find any WebSphere TransactionManager factory class, " |
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+ "neither for WebSphere version 5.1 nor 5.0 nor 4"), |
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ex); |
80 | 0 | } |
81 | 0 | } |
82 | 0 | } |
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try |
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{ |
85 | 0 | Method method = clazz.getMethod("getTransactionManager", (Class[])null); |
86 | 0 | transactionManager = (TransactionManager) method.invoke(null, (Object[])null); |
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} |
88 | 0 | catch (Exception ex) |
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{ |
90 | 0 | throw new MuleRuntimeException( |
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CoreMessages.createStaticMessage("Found WebSphere TransactionManager factory class [" |
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+ clazz.getName() |
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+ "], but couldn't invoke its static 'getTransactionManager' method"), |
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ex); |
95 | 0 | } |
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97 | 0 | return transactionManager; |
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} |
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} |