Java HTTP messaging Post and get two ways to get server resources through utility classes

Source: Internet
Author: User

Implementing this method requires importing some jar packages

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/**
* Utility class to get server resources
*
* Get method to transfer data
*
* 1. Set the transmission mode via path
* 2. Create client
* 3. Get input stream
* 4, read stream preparation work
* 5, Read and write
* @throws IOException
* @throws clientprotocolexception
*
*/

1      Public StaticString Gethttpresult (String path)throwsclientprotocolexception, ioexception{2     /*1. Set the transmission mode via path*/3         4HttpGet get=Newhttpget (path);5     /*2. Create Client*/6HttpClient client=Newdefaulthttpclient ();7         //send data to the server by means of get8HttpResponse response=Client.execute (get);9     /*3. Get input stream*/Ten         if(Response.getstatusline (). Getstatuscode () ==200){ OneInputStream in=response.getentity (). getcontent (); A              -     /*4. Read the Flow preparation work*/ -Bytearrayoutputstream bos=NewBytearrayoutputstream (); the             byte[]arr=New byte[1024]; -             intLen=0; -              -     /*5. Read and write*/ +              while(Len=in.read (arr))!=-1){ -Bos.write (arr, 0, Len); +             } A             byte[]b=Bos.tobytearray (); at             return NewString (b,0, b.length); -         } -          -          -          -         return NULL; in}

/**
* Utility class to get server resources
*
* Post method transmits data
*
* 1. Set the transmission mode via path
* 2. Create client
* 3. Get input stream
* 4, read stream preparation work
* 5, Read and write
* @throws IOException
* @throws clientprotocolexception
*
*/

1  Public StaticString Gethttpresult (String path)throwsclientprotocolexception, ioexception{2     /*0. Initialize the data to be sent with the list store*/3List<namevaluepair> list=NewArraylist<namevaluepair>();4List.add (NewBasicnamevaluepair ("name", "Zhangsan"));5List.add (NewBasicnamevaluepair ("name", "Lisi"));6List.add (NewBasicnamevaluepair ("name", "Wangwu"));7     /*1. Set the transmission mode via path*/8         9HttpPost post=Newhttppost (path);Ten     /*2. Create Client*/ OneHttpClient client=Newdefaulthttpclient (); A         //send data to the server via post form -          -         //Create a form theUrlencodedformentity entity=NewUrlencodedformentity (list, "Utf-8"); -         //loading into the post - post.setentity (entity); -          +HttpResponse response=Client.execute (POST); -     /*3. Get input stream*/ +         if(Response.getstatusline (). Getstatuscode () ==200){ AInputStream in=response.getentity (). getcontent (); at              -     /*4. Read the Flow preparation work*/ -Bytearrayoutputstream bos=NewBytearrayoutputstream (); -             byte[]arr=New byte[1024]; -             intLen=0; -              in     /*5. Read and write*/ -              while(Len=in.read (arr))!=-1){ toBos.write (arr, 0, Len); +             } -             byte[]b=Bos.tobytearray (); the             return NewString (b,0, b.length); *         } $         Panax Notoginseng          -          the         return NULL; +     } A     

Java HTTP messaging Post and get two ways to get server resources through utility classes

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