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中央管理控制台上传的jar对象程序能否读取配置文件???

Former Member
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中央管理控制台上传的jar对象程序,为计划执行所用,

由于sunny的详细指点,已经成功运行了。见

现在有个问题:

在jar文件的java程序中有

String username="DSSRENHX";

String password = "1";

String cmsName = "dc57";

String authType = "secEnterprise";

现在里面的参数是写进去的,能不能以读取配置文件的方式呢?

方便用户维护

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1 ACCEPTED SOLUTION

sunny_zhang
Active Contributor
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应该是可以的,用Java程序读取配置文件的内容,比如用SAX、DOM、JDOM、DOM4J等读取XML文件中的内容。

在网上搜了个例子,供你参考:

XML内容:

<?xml version="1.0" encoding="GB2312" ?> 
<Root>
<Header left="100" Top="30">u65E5u62A5u8868</Header> 
</Root>

按照XML里描述的位置 把表头u201C日报表u201D三个字打印出来

import java.io.File;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

public class Xml {
 public static void main(String[] args) {
  try {
   DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
   DocumentBuilder builder = factory.newDocumentBuilder();
   Document document = builder.parse(new File("E:\\MyWeb.xml"));
   Element rootElement = document.getDocumentElement();

   NodeList list = rootElement.getElementsByTagName("Header");
   Element element = (Element) list.item(0);
   System.out.println(element.getChildNodes().item(0).getNodeValue());

  } catch (Exception e) {
   System.out.println("exception:" + e.getMessage());
  }
 }
}

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1 REPLY 1

sunny_zhang
Active Contributor
0 Kudos

应该是可以的,用Java程序读取配置文件的内容,比如用SAX、DOM、JDOM、DOM4J等读取XML文件中的内容。

在网上搜了个例子,供你参考:

XML内容:

<?xml version="1.0" encoding="GB2312" ?> 
<Root>
<Header left="100" Top="30">u65E5u62A5u8868</Header> 
</Root>

按照XML里描述的位置 把表头u201C日报表u201D三个字打印出来

import java.io.File;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

public class Xml {
 public static void main(String[] args) {
  try {
   DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
   DocumentBuilder builder = factory.newDocumentBuilder();
   Document document = builder.parse(new File("E:\\MyWeb.xml"));
   Element rootElement = document.getDocumentElement();

   NodeList list = rootElement.getElementsByTagName("Header");
   Element element = (Element) list.item(0);
   System.out.println(element.getChildNodes().item(0).getNodeValue());

  } catch (Exception e) {
   System.out.println("exception:" + e.getMessage());
  }
 }
}

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