当前位置:编程学习 > XML/UML >>

java读取xml

1.XML配置
<?xml version="1.0"?>
<meta>
 <entry name="ejb_server">
  <attribute name="factory" value="org.jnp.interfaces.NamingContextFactory" />
  <attribute name="url" value="jnp://10.1.2.141:1099" />
  <attribute name="uerid" value="a" />
  <attribute name="password" value="a" />
 </entry>
 <entry name="db_pool">
  <attribute name="poolurl" value="jdbc:oracle:thin:@192.168.8.54:1521:ora11g" />
  <attribute name="driver" value="oracle.jdbc.driver.OracleDriver" />
  <attribute name="poolSize" value="250" />
  <attribute name="login" value="erp" />
  <attribute name="password" value="123456" />
  <entry name="trendcom" type="database">
   <attribute name="poolurl" value="jdbc:oracle:thin:@192.168.8.54:1521:ora11g" />
   <attribute name="driver" value="oracle.jdbc.driver.OracleDriver" />
   <attribute name="poolSize" value="250" />
   <attribute name="login" value="erp" />
   <attribute name="password" value="123456" />
  </entry>
 </entry>
 <entry name="db_manager">
  <attribute name="mgrurl" value="java:/xasDB2Pool" />
  <entry name="sql_definitions">
   <attribute name="default" value="sql" />
  </entry>
 </entry>
 <entry name="connector">
  <attribute name="optimize" value="true" />
  <attribute name="default" value="stateless" />
 </entry>
 <entry name="jms_server"><!-- ifengjofo830113 -->
  <attribute name="context_factory" value="org.jnp.interfaces.NamingContextFactory" />
  <attribute name="url" value="10.1.2.141:1099" />
  <attribute name="pkg_prefix" value="org.jboss.naming" />
 </entry>
 <entry name="email" type="system">
  <attribute name="host" value="mail.trendcom.com.cn" />
  <attribute name="mode" value="exServer" />
  <attribute name="port" value="25" />
  <attribute name="user" value="chen@trendcom.com.cn" />
  <attribute name="password" value="evnyl0ng" />
  <attribute name="from" value="chen@trendcom.com.cn" />
 </entry>
</meta>
 
2.java读取
/**
*serviceName
*serviceName2 文件路径名称
*paramName
*/
 public String getServiceParam(String serviceName, String serviceName2, String paramName) throws MetaException
   {
    EntryObject topEntry = getTopEntry();
    EntryObject servEntry = topEntry.getChildEntry(serviceName);
    EntryObject servEntry2 = servEntry.getChildEntry(serviceName2);
     if (servEntry == null) {
      throw new MetaFindException(serviceName + " is not found as a service meta entry");
    }
    if (servEntry2 == null) {
       return getServiceParam(serviceName, paramName);
    }
    return servEntry2.getValue(paramName);
   }
}
 
3.调用
   String connUrl = SysInfoReader.instance().getServiceParam("db_pool", "default", "poolurl");
    String dbDrv = SysInfoReader.instance().getServiceParam("db_pool", "default", "driver");
    String dbLogin = SysInfoReader.instance().getServiceParam("db_pool", "default", "login");
    String dbPw = SysInfoReader.instance().getServiceParam("db_pool", "default", "password");
补充:软件开发 , Java ,
CopyRight © 2012 站长网 编程知识问答 www.zzzyk.com All Rights Reserved
部份技术文章来自网络,