com.waspring.framework.antenna.config.parse.ConfigureTranseferUtil Maven / Gradle / Ivy
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package com.waspring.framework.antenna.config.parse;
import java.io.IOException;
import java.io.StringWriter;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import com.waspring.framework.antenna.config.io.DefaultURL;
import com.waspring.framework.antenna.config.io.IResource;
import com.waspring.framework.antenna.config.io.ResourceFactory;
import com.waspring.framework.antenna.config.parse.impl.ConfigureApplication;
import com.waspring.framework.antenna.config.parse.impl.ConfigureContainerImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureExceptionImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureExceptionsImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureFilterImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureFiltersImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureIDGeneratorImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureIDGeneratorsImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureImportImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureInvokerImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureInvokesImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureProviderImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureProvidersImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureQueueImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureQueueMangerImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureRetryStrategyImpl;
import com.waspring.framework.antenna.config.parse.impl.ConfigureRetryStrategysImpl;
import com.waspring.framework.antenna.config.parse.impl.XMLParser;
import com.waspring.framework.antenna.core.config.IConfigure;
/**
* 配置转化工具
*
* @author felly
*
*/
public class ConfigureTranseferUtil {
/**
*
* @param config
* @param element
*/
private static void putsProperty(IConfigure config, Element element) {
NamedNodeMap paras = element.getAttributes();
int len = paras.getLength();
for (int i = 0; i < len; i++) {
Node node = paras.item(i);
config.putProperty(node.getNodeName(), node.getNodeValue());
}
}
/*
* 把dom文件转换为xml字符串
*/
public static String toStringFromDoc(Document document) {
String result = null;
if (document != null) {
StringWriter strWtr = new StringWriter();
StreamResult strResult = new StreamResult(strWtr);
TransformerFactory tfac = TransformerFactory.newInstance();
try {
javax.xml.transform.Transformer t = tfac.newTransformer();
t.transform(new DOMSource(document.getDocumentElement()),
strResult);
} catch (Exception e) {
System.err.println("XML.toString(Document): " + e);
}
result = strResult.getWriter().toString();
try {
strWtr.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return result;
}
/**
* XML的关键解析动作
*
* @param doc
* @return
* @throws Exception
*/
public static IConfigure parsebyXML(Document doc, INodeParse extendNodeParse) throws Exception {
IConfigureApplication application = new ConfigureApplication();
( (ConfigureApplication)application).setRootDocument(toStringFromDoc(doc));
Element first = doc.getDocumentElement();
IParser parser = new XMLParser();
IResource res = ResourceFactory.factoryResource();/// 解析导入节点开始
NodeList imports = doc.getElementsByTagName(ConfigureEnum.Import.getName());
if (imports != null) {
int len = imports.getLength();
IConfigureApplication[] subs = new IConfigureApplication[len];
for (int i = 0; i < len; ++i) {
Element element = (Element) imports.item(i);
IConfigureImport ii = new ConfigureImportImpl(application);
ConfigureTranseferUtil.putsProperty(ii, element);
application.addConfigureImport(ii);
subs[i] = (IConfigureApplication) parser.handle(res.getInputStream(new DefaultURL(ii.path())));
}
/// 同时把导入的配置文件解析出来并配置给总配置文件
application.setConfigureApplication(subs);
}
/// 解析扫描节点开始
NodeList scans = doc.getElementsByTagName(ConfigureEnum.Scan.getName());
if (scans != null) {
int len = scans.getLength();
for (int i = 0; i < len; ++i) {
Element element = (Element) scans.item(i);
application.getConfigScan().addScanPath(element.getAttribute(IConfigureScan.BASE_PACKAGE));
}
}
NodeList ququeMangerConfigures = doc.getElementsByTagName(ConfigureEnum.QueueManager.getName());
explainConfigueQuque(ququeMangerConfigures, application);
/// 解析容器开始
NodeList containers = doc.getElementsByTagName(ConfigureEnum.Container.getName());
if (containers != null) {
int len = containers.getLength();
for (int i = 0; i < len; ++i) {
Element element = (Element) containers.item(i);//// container
IConfigureContainer cc = new ConfigureContainerImpl(application);
ConfigureTranseferUtil.putsProperty(cc, element);
application.addConfigureContainer(cc);
/// 解析providers
ConfigureTranseferUtil.explainProvider(cc, element);
/// 解析Invokers
ConfigureTranseferUtil.explainInvokers(cc, element);
/// 解析ID规则列表
ConfigureTranseferUtil.explainConfigureIDGenerators(cc, element);
//// 解析异常列表
ConfigureTranseferUtil.explainConfigureExceptions(cc, element);
///// 解析策略列表
ConfigureTranseferUtil.explainConfigureRetryStrategy(cc, element);
///// 解析过滤器列表
ConfigureTranseferUtil.explainConfigureFilter(cc, element);
}
}
/// 自定义扩展配置
if (extendNodeParse != null) {
INodeParse node = extendNodeParse;
while (node != null) {
IConfigure configure = node.nodeParse(doc);
application.addExtendConfigure(configure);
node = node.next();
if (node == extendNodeParse) {
break;/// 防止死循环
}
}
}
return application;
}
/**
* 队列配置解析
*
* @param ququeMangerConfigures
* @param application
*/
private static void explainConfigueQuque(NodeList ququeMangerConfigures, IConfigureApplication application) {
if (ququeMangerConfigures != null) {
int len = ququeMangerConfigures.getLength();
for (int i = 0; i < len; i++) {///// 获取manmager
Element ququeManagerElement = (Element) ququeMangerConfigures.item(i);//// ququemanager
if (ququeManagerElement != null) {
IConfigureQueueManager ququeManager = new ConfigureQueueMangerImpl(application);
application.setConfigureQueueManager(ququeManager);
ConfigureTranseferUtil.putsProperty(ququeManager, ququeManagerElement);// 赋值
NodeList ququeConfigures = ququeManagerElement.getElementsByTagName(ConfigureEnum.Queue.getName());
if (ququeConfigures != null) {
int ququeConfiguresLen = ququeConfigures.getLength();
for (int j = 0; j < ququeConfiguresLen; j++) {
Element ququeElement = (Element) ququeConfigures.item(j);//// quque
if (ququeElement != null) {
IConfigureQueue quque = new ConfigureQueueImpl(ququeManager);
if (quque != null) {
ConfigureTranseferUtil.putsProperty(quque, ququeElement);// 赋值
ququeManager.addConfigureQuque(quque);
}
}
}
}
}
break;/// 只读取第一个，配置多个也没有意义
}
}
}
private static void explainConfigureFilter(IConfigureContainer cc, Element container) {
NodeList pis = container.getElementsByTagName(ConfigureEnum.Filters.getName());//// exceptions
int pisLen = pis.getLength();
for (int j = 0; j < pisLen; j++) {
Node filters = pis.item(j);
IConfigureFilters configureFilters = new ConfigureFiltersImpl(cc);
cc.setConfigureFilters(configureFilters);
ConfigureTranseferUtil.putsProperty(configureFilters, (Element) filters);////
/// 处理RetryStrategy
NodeList configureFilterArray = ((Element) filters).getElementsByTagName(ConfigureEnum.Filter.getName());
int configureFilterArrayLen = configureFilterArray.getLength();
for (int k = 0; k < configureFilterArrayLen; k++) {
Node configureFilterNode = configureFilterArray.item(k);//// provider
IConfigureFilter configureFilter = new ConfigureFilterImpl(configureFilters);
ConfigureTranseferUtil.putsProperty(configureFilter, (Element) configureFilterNode);////
configureFilters.addConfigureFilter(configureFilter);
}
break;
}
}
private static void explainConfigureRetryStrategy(IConfigureContainer cc, Element container) {
NodeList pis = container.getElementsByTagName(ConfigureEnum.RetryStrategys.getName());//// exceptions
int pisLen = pis.getLength();
for (int j = 0; j < pisLen; j++) {
Node retryStrategys = pis.item(j);
IConfigureRetryStrategys configureRetryStrategys = new ConfigureRetryStrategysImpl(cc);
cc.setConfigureRetryStrategys(configureRetryStrategys);
ConfigureTranseferUtil.putsProperty(configureRetryStrategys, (Element) retryStrategys);////
/// 处理RetryStrategy
NodeList configureRetryStrategyArray = ((Element) retryStrategys)
.getElementsByTagName(ConfigureEnum.RetryStrategy.getName());
int configureRetryStrategyArrayLen = configureRetryStrategyArray.getLength();
for (int k = 0; k < configureRetryStrategyArrayLen; k++) {
Node configureRetryStrategyNode = configureRetryStrategyArray.item(k);//// provider
IConfigureRetryStrategy configureRetryStrategy = new ConfigureRetryStrategyImpl(
configureRetryStrategys);
ConfigureTranseferUtil.putsProperty(configureRetryStrategy, (Element) configureRetryStrategyNode);////
configureRetryStrategys.addConfigureRetryStrategy(configureRetryStrategy);
}
break;
}
}
private static void explainConfigureExceptions(IConfigureContainer cc, Element container) {
NodeList pis = container.getElementsByTagName(ConfigureEnum.Exceptions.getName());//// exceptions
int pisLen = pis.getLength();
for (int j = 0; j < pisLen; j++) {
Node exceptions = pis.item(j);
IConfigureExceptions configureExceptions = new ConfigureExceptionsImpl(cc);
cc.setConfigureExceptions(configureExceptions);
ConfigureTranseferUtil.putsProperty(configureExceptions, (Element) exceptions);////
/// 处理exception
NodeList configureExceptionArray = ((Element) exceptions)
.getElementsByTagName(ConfigureEnum.Exception.getName());
int configureExceptionArrayLen = configureExceptionArray.getLength();
for (int k = 0; k < configureExceptionArrayLen; k++) {
Node configureExceptionNode = configureExceptionArray.item(k);//// provider
IConfigureException configureException = new ConfigureExceptionImpl(configureExceptions);
ConfigureTranseferUtil.putsProperty(configureException, (Element) configureExceptionNode);////
configureExceptions.addConfigureException(configureException);
}
break;
}
}
private static void explainConfigureIDGenerators(IConfigureContainer cc, Element container) {
NodeList pis = container.getElementsByTagName(ConfigureEnum.IDGenerators.getName());//// IDGenerators
int pisLen = pis.getLength();
for (int j = 0; j < pisLen; j++) {
Node idGenerators = pis.item(j);
IConfigureIDGenerators configureIDGenerators = new ConfigureIDGeneratorsImpl(cc);
cc.setConfigureIDGenerators(configureIDGenerators);
ConfigureTranseferUtil.putsProperty(configureIDGenerators, (Element) idGenerators);////
/// 处理IDGenerators
NodeList idGeneratorsArray = ((Element) idGenerators)
.getElementsByTagName(ConfigureEnum.IDGenerator.getName());
int invokerArrayLen = idGeneratorsArray.getLength();
for (int k = 0; k < invokerArrayLen; k++) {
Node idGenerator = idGeneratorsArray.item(k);//// provider
IConfigureIDGenerator configureIDGenerator = new ConfigureIDGeneratorImpl(configureIDGenerators);
ConfigureTranseferUtil.putsProperty(configureIDGenerator, (Element) idGenerator);////
configureIDGenerators.addConfigureIDGenerators(configureIDGenerator);
}
break;
}
}
private static void explainInvokers(IConfigureContainer cc, Element container) {
NodeList pis = container.getElementsByTagName(ConfigureEnum.Invokers.getName());//// providers
int pisLen = pis.getLength();
for (int j = 0; j < pisLen; ++j) {
Node invokers = pis.item(j);
IConfigureInvokers configureInvokers = new ConfigureInvokesImpl(cc);
cc.setConfigureInvokers(configureInvokers);
ConfigureTranseferUtil.putsProperty(configureInvokers, (Element) invokers);////
/// 处理invoker
NodeList invokerArray = ((Element) invokers).getElementsByTagName(ConfigureEnum.Invoker.getName());
int invokerArrayLen = invokerArray.getLength();
for (int k = 0; k < invokerArrayLen; k++) {
Node invokerNode = invokerArray.item(k);//// provider
IConfigureInvoker invoker = new ConfigureInvokerImpl(configureInvokers);
ConfigureTranseferUtil.putsProperty(invoker, (Element) invokerNode);////
configureInvokers.addConfigureInvoker(invoker);
}
break;
}
}
private static void explainProvider(IConfigureContainer cc, Element container) {
NodeList pis = container.getElementsByTagName(ConfigureEnum.Providers.getName());//// providers
int pisLen = pis.getLength();
for (int j = 0; j < pisLen; ++j) {
Node providers = pis.item(j);
IConfigureProviders configureProviders = new ConfigureProvidersImpl(cc);
cc.setConfigureProviders(configureProviders);
ConfigureTranseferUtil.putsProperty(configureProviders, (Element) providers);////
/// 处理provider
NodeList providerArray = ((Element) providers).getElementsByTagName(ConfigureEnum.Provider.getName());//// providers
int providerArrayLen = providerArray.getLength();
for (int k = 0; k < providerArrayLen; k++) {
Node providerNode = providerArray.item(k);//// provider
IConfigureProvider provider = new ConfigureProviderImpl(configureProviders);
ConfigureTranseferUtil.putsProperty(provider, (Element) providerNode);////
configureProviders.addConfigureProvider(provider);
}
break;
}
}
}
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