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114 changes: 114 additions & 0 deletions
114
.../src/main/java/org/bytesoft/bytejta/supports/spring/TransactionEndpointPostProcessor.java
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|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| /** | ||
| * Copyright 2014-2016 yangming.liu<[email protected]>. | ||
| * | ||
| * This copyrighted material is made available to anyone wishing to use, modify, | ||
| * copy, or redistribute it subject to the terms and conditions of the GNU | ||
| * Lesser General Public License, as published by the Free Software Foundation. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
| * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License | ||
| * for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public License | ||
| * along with this distribution; if not, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
| package org.bytesoft.bytejta.supports.spring; | ||
|
|
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
|
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| import org.bytesoft.common.utils.CommonUtils; | ||
| import org.bytesoft.transaction.TransactionBeanFactory; | ||
| import org.bytesoft.transaction.aware.TransactionBeanFactoryAware; | ||
| import org.bytesoft.transaction.aware.TransactionEndpointAware; | ||
| import org.springframework.beans.BeansException; | ||
| import org.springframework.beans.FatalBeanException; | ||
| import org.springframework.beans.MutablePropertyValues; | ||
| import org.springframework.beans.PropertyValue; | ||
| import org.springframework.beans.factory.config.BeanDefinition; | ||
| import org.springframework.beans.factory.config.BeanFactoryPostProcessor; | ||
| import org.springframework.beans.factory.config.ConfigurableListableBeanFactory; | ||
|
|
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| import com.alibaba.dubbo.config.ProtocolConfig; | ||
|
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| public class TransactionEndpointPostProcessor implements BeanFactoryPostProcessor, TransactionBeanFactoryAware { | ||
| private TransactionBeanFactory beanFactory; | ||
|
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| public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException { | ||
| ClassLoader cl = Thread.currentThread().getContextClassLoader(); | ||
|
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| BeanDefinition protocolDef = null; | ||
|
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| List<BeanDefinition> beanDefList = new ArrayList<BeanDefinition>(); | ||
| String[] beanNameArray = beanFactory.getBeanDefinitionNames(); | ||
| for (int i = 0; i < beanNameArray.length; i++) { | ||
| String beanName = beanNameArray[i]; | ||
| BeanDefinition beanDef = beanFactory.getBeanDefinition(beanName); | ||
| String beanClassName = beanDef.getBeanClassName(); | ||
|
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| Class<?> beanClass = null; | ||
| try { | ||
| beanClass = cl.loadClass(beanClassName); | ||
| } catch (Exception ex) { | ||
| continue; | ||
| } | ||
|
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| if (TransactionEndpointAware.class.isAssignableFrom(beanClass)) { | ||
| beanDefList.add(beanDef); | ||
| } else if (ProtocolConfig.class.isAssignableFrom(beanClass)) { | ||
| if (protocolDef == null) { | ||
| protocolDef = beanDef; | ||
| } else { | ||
| throw new FatalBeanException("There are more than one com.alibaba.dubbo.config.ProtocolConfig was found!"); | ||
| } | ||
| } | ||
| } | ||
|
|
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| if (protocolDef == null) { | ||
| throw new FatalBeanException("No configuration of class com.alibaba.dubbo.config.ProtocolConfig was found."); | ||
| } | ||
|
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| MutablePropertyValues protocolValues = protocolDef.getPropertyValues(); | ||
| PropertyValue protocolValue = protocolValues.getPropertyValue("port"); | ||
| if (protocolValue == null || protocolValue.getValue() == null) { | ||
| throw new FatalBeanException("Attribute 'port' of <dubbo:protocol ... /> is null."); | ||
| } | ||
|
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| String host = CommonUtils.getInetAddress(); | ||
| String port = String.valueOf(protocolValue.getValue()); | ||
| String identifier = String.format("%s:%s", host, port); | ||
|
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| for (int i = 0; i < beanDefList.size(); i++) { | ||
| BeanDefinition beanDef = beanDefList.get(i); | ||
| MutablePropertyValues mpv = beanDef.getPropertyValues(); | ||
| mpv.addPropertyValue(TransactionEndpointAware.ENDPOINT_FIELD_NAME, identifier); | ||
| } | ||
|
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| } | ||
|
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| public void initializeCoordinator(ConfigurableListableBeanFactory beanFactory, BeanDefinition protocolDef, | ||
| String compensableBeanId) throws BeansException { | ||
| MutablePropertyValues mpv = protocolDef.getPropertyValues(); | ||
| PropertyValue pv = mpv.getPropertyValue("port"); | ||
| if (pv == null || pv.getValue() == null) { | ||
| throw new FatalBeanException("Attribute 'port' of <dubbo:protocol ... /> is null."); | ||
| } | ||
|
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| String host = CommonUtils.getInetAddress(); | ||
| String port = String.valueOf(pv.getValue()); | ||
| String identifier = String.format("%s:%s", host, port); | ||
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| BeanDefinition beanDef = beanFactory.getBeanDefinition(compensableBeanId); | ||
| beanDef.getPropertyValues().addPropertyValue("identifier", identifier); | ||
| } | ||
|
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| public TransactionBeanFactory getBeanFactory() { | ||
| return beanFactory; | ||
| } | ||
|
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| public void setBeanFactory(TransactionBeanFactory beanFactory) { | ||
| this.beanFactory = beanFactory; | ||
| } | ||
|
|
||
| } |
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