xml解析applicationContext.xml
发布时间:2020-12-15 22:33:41 所属栏目:百科 来源:网络整理
导读:pre class="java" name="code" package com.zkjw.core.util.xml;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.IOException;import java.io.InputStream;import javax.xml.parsers.DocumentBuilder;import javax.xml
<pre class="java" name="code"> package com.zkjw.core.util.xml; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.ParserConfigurationException; 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 org.xml.sax.SAXException; public class ReadXml { private String driverClass; private String jdbcUrl; public String getDriverClass() { return driverClass; } public void setDriverClass(String driverClass) { this.driverClass = driverClass; } public String getJdbcUrl() { return jdbcUrl; } public void setJdbcUrl(String jdbcUrl) { this.jdbcUrl = jdbcUrl; } public ReadXml(){ String fileName = this.getClass().getClassLoader().getResource("applicationContext.xml").getPath(); fileName = fileName.substring(1,fileName.length()); //file:/E:/apache-tomcat-6.0.14/webapps/jnetcms/WEB-INF/classes/applicationContext.xml System.out.println(fileName); DocumentBuilderFactory domfac=DocumentBuilderFactory.newInstance(); try { DocumentBuilder dombuilder=domfac.newDocumentBuilder(); InputStream is=new FileInputStream(fileName); Document doc=dombuilder.parse(is); Element root=doc.getDocumentElement(); NodeList dbinfo=root.getChildNodes(); if(dbinfo!=null){ Node db=dbinfo.item(5); for(Node node=db.getFirstChild();node!=null;node=node.getNextSibling()){ if(node.getNodeType()==Node.ELEMENT_NODE){ if(node.getNodeName().equals("property")){ NamedNodeMap nodeAttr = node.getAttributes(); Node nodec = nodeAttr.getNamedItem("name"); Node nodeV = nodeAttr.getNamedItem("value"); String nodecValue = nodec.getFirstChild().getNodeValue(); String nodevValue = nodeV.getFirstChild().getNodeValue(); if("driverClass".equals(nodecValue)){ //oracle.jdbc.driver.OracleDriver System.out.println(nodevValue.lastIndexOf(".")); String s = nodevValue.substring(nodevValue.lastIndexOf(".")+1,nodevValue.length()); if(s.contains("Driver")){ s = s.replace("Driver",""); } setDriverClass(s); } if("jdbcUrl".equals(nodecValue)){ setJdbcUrl(nodevValue); } } } } } } catch (ParserConfigurationException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (FileNotFoundException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (SAXException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd"> <import resource="classpath:/com/zkjw/**/*.xml"/> <!-- c3p0 --> <bean id="c3p0DataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close"> <property name="driverClass" value="oracle.jdbc.driver.OracleDriver"/> <property name="jdbcUrl" value="jdbc:oracle:thin:@localhost:1521:orcl"/> <property name="user" value="jnetcms"></property> <property name="password" value="tiger"></property> <property name="maxPoolSize" value="50"></property> <property name="minPoolSize" value="10"></property> <property name="initialPoolSize" value="10"></property> <property name="acquireIncrement" value="5"></property> <property name="maxIdleTime" value="30"></property> <property name="checkoutTimeout" value="30000"></property> <property name="idleConnectionTestPeriod" value="30"></property> <property name="maxStatements" value="3000"></property> </bean> <bean id = "transactionManager" class = "org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name = "dataSource" ref="c3p0DataSource"/> </bean> <!-- 配置Jdbc模板 --> <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"> <property name="dataSource" ref="c3p0DataSource" /> </bean> <!-- baseDao基类 --> <bean name="baseDao" class="com.zkjw.core.dao.impl.BaseDao"> <property name="jdbcTemplate" ref="jdbcTemplate"></property> </bean> <!--利用了拦截器的原理。--> <bean id="transactionInterceptor" class="org.springframework.transaction.interceptor.TransactionInterceptor"> <property name="transactionManager"> <ref bean="transactionManager" /> </property> <!-- 配置事务属性 --> <property name="transactionAttributes"> <props> <prop key="delete*">PROPAGATION_REQUIRED</prop> <prop key="update*">PROPAGATION_REQUIRED</prop> <prop key="save*">PROPAGATION_REQUIRED</prop> <prop key="find*">PROPAGATION_REQUIRED,readOnly</prop> <prop key="page*">PROPAGATION_REQUIRED,readOnly</prop> </props> </property> </bean> </beans> (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |