Apache tica详述

 
package com.miracle.tools;  
import org.apache.tika.metadata.Metadata;  
import org.apache.tika.parser.AutoDetectParser;  
import org.apache.tika.parser.ParseContext;  
import org.apache.tika.parser.Parser;  
import org.apache.tika.sax.BodyContentHandler;  
import org.xml.sax.ContentHandler;  
import java.io.*;  
  
/** 
 * Created with IntelliJ IDEA. 
 * User: lianan 
 * Date: 14-3-3 
 * Time: 上午10:05 
 * To change this template use File | Settings | File Templates. 
 */  
public class TiKaUtil {  
  
    public static String parseFile(File file){  
        Parser parser = new AutoDetectParser();  
        InputStream input = null;  
        try{  
            Metadata metadata = new Metadata();  
            metadata.set(Metadata.CONTENT_ENCODING, "utf-8");  
            metadata.set(Metadata.RESOURCE_NAME_KEY, file.getName());  
            input = new FileInputStream(file);  
            ContentHandler handler = new BodyContentHandler();//当文件大于100000时，new BodyContentHandler(1024*1024*10);   
            ParseContext context = new ParseContext();  
            context.set(Parser.class,parser);  
            parser.parse(input,handler, metadata,context);  
            for(String name:metadata.names()) {  
                System.out.println(name+":"+metadata.get(name));  
            }  
            System.out.println(handler.toString());  
            return handler.toString();  
        }catch (Exception e){  
            e.printStackTrace();  
        }finally {  
            try {  
                if(input!=null)input.close();  
            } catch (IOException e) {  
                e.printStackTrace();  
            }  
        }  
        return null;  
  
    }  
  
    public static void main(String argt0[])throws Exception{  
        parseFile(new File("E:\\学习手册pdf\\HOST.txt"));  
    }  
}