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  • 上机题目(0基础)- Java网络操作-打印网页(Java)

    打印一个网页,熟悉Java网络编程:

    import java.io.BufferedReader;
    import java.io.IOException;
    import java.io.InputStream;
    import java.io.InputStreamReader;
    import java.net.MalformedURLException;
    import java.net.URL;
    import java.net.URLConnection;
    
    
    public class URLReader {
    	public static void main(String[] args) {
    		System.out.println(getContent());
    
    }
    	private static String getContent(){
    		
            InputStream in=null;
            URLConnection connection=null;
            InputStreamReader readerStream=null;
            StringBuffer resultBuffer = new StringBuffer();
            BufferedReader readerBuff=null;
           
            	try {
    				URL url=new URL("http://www.baidu.com");
    				connection = url.openConnection();
    				in=connection.getInputStream();
    				readerStream=new InputStreamReader(in);
    				readerBuff=new BufferedReader(readerStream);
    				String temp=null;
    				
    				while((temp=readerBuff.readLine())!=null){
    					resultBuffer.append(temp+"
    ");
    				}
    				
    				if (in!=null) {
    					in.close();
    		        }
    		        
    		        if (readerStream != null) {
    		        	readerStream.close();
    		        }
    		        
    		        if (readerBuff != null) {
    		        	readerBuff.close();
    		        }
    			} catch (MalformedURLException e) {
    				// TODO Auto-generated catch block
    				e.printStackTrace();
    			} catch (IOException e) {
    				// TODO Auto-generated catch block
    				e.printStackTrace();
    			}
    		
    		
    		
    		
         return resultBuffer.toString();  
    
    }
    	}
    

    执行将打印整个网页的源码

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  • 原文地址:https://www.cnblogs.com/mfmdaoyou/p/7388860.html
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