gistfile1.java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;

public class TestLogin {

  public static void main(String[] args) throws Exception, IOException {
    DefaultHttpClient httpClient = new DefaultHttpClient();
    HttpPost postRequest = new HttpPost("http://localhost:8080/activiti-rest/service/login");

    StringEntity input = new StringEntity("{\"userId\":\"kermit\",\"password\":\"kermit\"}");
    input.setContentType("application/json");
    postRequest.setEntity(input);

    HttpResponse response = httpClient.execute(postRequest);

    BufferedReader br = new BufferedReader(new InputStreamReader((response.getEntity().getContent())));

    String output;
    System.out.println("Output from Server .... \n");
    while ((output = br.readLine()) != null) {
      System.out.println(output);
    }

    httpClient.getConnectionManager().shutdown();
  }
}

客户端调用restlet