需要获取token的接口调用
import java.io.IOException;
import java.io.UnsupportedEncodingException;

import net.sf.json.JSONObject;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpMethod;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.methods.RequestEntity;
import org.apache.commons.httpclient.methods.StringRequestEntity;

import org.junit.Test;

public class HttpBIS {

    
      public String getPostMethod(String url, String parameter) throws Exception {
        HttpClient client = new HttpClient();
        PostMethod post = new PostMethod(url);
        try {
          RequestEntity entity = new StringRequestEntity(parameter.replaceAll("\\+", "%2B"), "application/json", "UTF-8");

          post.setRequestHeader("Content-Type",
            "application/x-www-form-urlencoded;charset=UTF-8");
          post.setRequestHeader("Authorization", "Basic 密码");
          post.setRequestEntity(entity);

          client.executeMethod(post);

          System.out.println(post.getStatusLine());
        } catch (UnsupportedEncodingException e) {
          e.printStackTrace();
        }

        String response = new String(post.getResponseBodyAsString().getBytes( "UTF-8"));

        post.releaseConnection();
        return response;
      }

      public static String getPostTokenMethod(String url, String parameter)
        throws Exception
      {
        HttpClient client = new HttpClient();
        PostMethod post = new PostMethod(url);
        try {
          RequestEntity entity = new StringRequestEntity(parameter.replaceAll("\\+", "%2B"), "application/json", "UTF-8");

          post.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8");
          post.setRequestHeader("Authorization", "Basic 密码");
          post.setRequestEntity(entity);

          client.executeMethod(post);

          System.out.println("token调用状态：" + post.getStatusLine());
        } catch (UnsupportedEncodingException e) {
          e.printStackTrace();
        }

        String response = new String(post.getResponseBodyAsString().getBytes("UTF-8"));

        post.releaseConnection();
        return response;
      }

      public static String getPostMethod(String url, String parameter, String header)
        throws Exception
      {
        HttpClient client = new HttpClient();
        PostMethod post = new PostMethod(url);
        try {
          RequestEntity entity = new StringRequestEntity(parameter.replaceAll("\\+", "%2B"), "application/json", "UTF-8");

          post.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
          post.setRequestHeader("Authorization", header);
          post.setRequestEntity(entity);

          client.executeMethod(post);

          System.out.println("GDZCtoBIS状态：" + post.getStatusLine() + ",头部编码：" + post.getRequestCharSet());
        } catch (UnsupportedEncodingException e) {
          e.printStackTrace();
        }

        String response = new String(post.getResponseBodyAsString().getBytes("UTF-8"), "UTF-8");
        new String(post.getResponseBodyAsString());

        post.releaseConnection();
        return response;
      }

      public void test2()
      {
        try
        {
          String b = getGetMethod("https://10.2.1.193/api/departments/72");
          System.out.println("部门信息返回值：" + b);
        } catch (UnsupportedEncodingException e) {
          e.printStackTrace();
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
        
}