cfgparser.java

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package cn.js.fan.util;

import java.util.Properties;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import java.net.URL;
import java.io.File;

public class CFGParser {

  public CFGParser() {
  }

  
  private Properties props;

  
  public Properties getProps() {
    return this.props;
  }

  public void parse(String filename) throws Exception {
    
    CFGHandler handler = new CFGHandler();

    
    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(false);
    factory.setValidating(false);

    
    SAXParser parser = factory.newSAXParser();

   
   
   
   
    URL confURL = getClass().getClassLoader().getResource(filename);
    if (confURL == null) {
      System.out.println("Can't find configration file.");
      return;
    }
    try {
      
      parser.parse(confURL.toString(), handler);
      
      props = handler.getProps();
    }
    finally {
      factory = null;
      parser = null;
      handler = null;
    }

  }

  public void parseFile(String filename) throws Exception {
    
    CFGHandler handler = new CFGHandler();

    
    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(false);
    factory.setValidating(false);

    
    SAXParser parser = factory.newSAXParser();

    File f = new File(filename);
    if (f==null || !f.exists())
      return;
    try {
      
      parser.parse(f, handler);
      
      props = handler.getProps();
    }
    finally {
      factory = null;
      parser = null;
      handler = null;
    }

  }
}