案例1：
import org.apache.commons.httpclient.*;
import org.apache.commons.httpclient.methods.*;
import org.apache.commons.httpclient.params.HttpMethodParams;
importjava.io.*;
public class HttpClientTutorial {PRivate static String url = "http://10.129.39.149:8090/Ajax/loginMgt/login.action";
public static void method(HttpClient client,String url,String body){
PostMethod method = new PostMethod(url);
//"count":10,"ignoreCase":"false","paras":["a%"],"queryId":"getMenu"
NameValuePair[] postData = new NameValuePair[]{};
//postData[0] = new NameValuePair("count", 10);
method.setRequestBody(body);//addParameters(postData);
// Provide custom retry handler is necessary
/*method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
new DefaultHttpMethodRetryHandler(3, false));*/
try {
// Execute the method.
int statusCode = client.executeMethod(method);
if (statusCode != HttpStatus.SC_OK) {
System.err.println("Method failed: " + method.getStatusLine());
}
// Read the response body.
byte[] responseBody = method.getResponseBody();
// Deal with the response.
// Use caution: ensure correct character encoding and is not binary data
System.out.println(new String(responseBody,"utf-8"));
} catch (HttpException e) {
System.err.println("Fatal protocol violation: " + e.getMessage());
e.printStackTrace();
} catch (IOException e) {
System.err.println("Fatal transport error: " + e.getMessage());
e.printStackTrace();
} finally {
// Release the connection.
method.releaseConnection();
}
}
public static void main(String[] args) {
// Create an instance of HttpClient.
HttpClient client = new HttpClient();
String body ="[{\"userId\":1,\"passWord\":1}]";
// Create a method instance.
method(client,url,body);
url = "http://10.129.39.149:8090/ajax/getInitValueArr.action";
body = "[{\"count\":10,\"ignoreCase\":\"false\",\"paras\":[\"a%\"],\"queryId\":\"getMenu\"}]";
method(client,url,body);
}
}
案例2：
HttpClient c = new HttpClient();
HttpMethod m = new GetMethod();
String path =msnListPath+"?account="+userSimpleInfo.getMsnAccount()+"&type=msn&uid="+userSimpleInfo.getPassportId()+"&pwd="+userSimpleInfo.getMsnPassword();
m.setPath(path);
String response="";
int status = 0;
try {
status = c.executeMethod(m);
if(status == HttpStatus.SC_OK) {
byte[] rbytes = m.getResponseBody();
response = new String(rbytes,"UTF-8");
return response;
}
} catch (HttpException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return "error";