1.http工具类
package com.funshion.common.utils;
import java.net.URI;
import java.net.URL;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.protocol.HTTP;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* http工具类
*
* @author qiuwy
*
*/
@SuppressWarnings({ "deprecation", "resource" })
public class HttpUtil {
private static Logger logger = LoggerFactory.getLogger(HttpUtil.class);
/**
* get
*
* @param url
* @return
* @throws Exception
*/
public static HttpResVo doGet(String getUrl) throws Exception {
URL url = new URL(getUrl);
URI uri = new URI(url.getProtocol(), null, url.getHost(), url.getPort(), url.getPath(), url.getQuery(), null);
HttpClient httpclient = new DefaultHttpClient();
HttpGet httpGet = new HttpGet(uri);
HttpResponse response = httpclient.execute(httpGet);
int httpCode = response.getStatusLine().getStatusCode();
String result = EntityUtils.toString(response.getEntity());
logger.info("Get.url=" + uri + ",response code=" + httpCode + ",response entity=" + result);
return new HttpResVo(httpCode, result);
}
/**
* post
*
* @param url
* @param params
* @return 返回http code
*
*/
public static HttpResVo doPost(String url, String params) throws Exception {
URL postUrl = new URL(url);
URI uri = new URI(postUrl.getProtocol(), null, postUrl.getHost(), postUrl.getPort(), postUrl.getPath(), postUrl.getQuery(), null);
HttpClient httpclient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost(uri);
StringEntity entity = new StringEntity(params, HTTP.UTF_8);
entity.setContentType("application/json;charset=UTF-8");
httpPost.setHeader("Accept", "application/json");
httpPost.setEntity(entity);
HttpResponse response = httpclient.execute(httpPost);
int httpCode = response.getStatusLine().getStatusCode();
String result = EntityUtils.toString(response.getEntity());
logger.info("Post.url=" + uri + ",response code=" + httpCode + ",response entity=" + result);
return new HttpResVo(httpCode, result);
}
/**
* 根据参数和url访问远程，得到返回值
*
* @return
*/
protected HttpResVo getHttpResult(String url,String method,String parameter) throws Exception {
if (StringUtils.isEmpty(method)) {
logger.error("method is null.");
return null;
}
// get方法的处理
if (method.equalsIgnoreCase(GET)) {
StringBuffer _url = new StringBuffer(url);
if (!StringUtils.isEmpty(parameter)) {
_url.append("?").append(parameter);
System.out.println(_url.toString());
}
return HttpUtil.doGet(_url.toString());
} else {// post方法处理
if (!StringUtils.isEmpty(parameter)) {
return HttpUtil.doPost(url, parameter);
}
logger.error("post method has parameter none.");
}
return null;
}
}
2.http响应返回值
package com.funshion.common.utils;
/**
* http响应返回值
*
* @author qiuwy
*
*/
public class HttpResVo implements java.io.Serializable {
private int httpCode;
private String result;
public HttpResVo() {
}
public HttpResVo(int httpCode, String result) {
this.httpCode = httpCode;
this.result = result;
}
public int getHttpCode() {
return httpCode;
}
public void setHttpCode(int httpCode) {
this.httpCode = httpCode;
}
public String getResult() {
return result;
}
public void setResult(String result) {
this.result = result;
}
}