摘要：
=null）｛System.out.println；returnresultJSON；｝否则｛System.out.println；｝｝returnnull；｝捕获｛e.printStackTrace（）；｝捕获｛e.printStackTrace（）；｝捕获｛e.printStackTrace（）；｝捕获｛e.printStackTrace（）；｝returnnull；}/***将图形素材上传到微信服务器后台*@return*@throwsException*/publicstaticJSONObjectaddContentPicture｛try｛Filefile＝newFile；//上传素材Stringpath＝“https://api.weixin.qq.com/cgi-bin/media/uploadimg?
package com.epalmpay.util;
import com.alibaba.fastjson.JSON;
import com.riversoft.weixin.common.oauth2.AccessToken;
import net.sf.json.JSONObject;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.util.EntityUtils;
import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class wxPhotoUpload {
/**
* 上传其他永久素材(图片素材的上限为5000，其他类型为1000)
*
* @return
* @throws Exception
*/
public static JSONObject addMaterialEver(String fileurl, String type, String token) {
try {
File file = new File(fileurl);
//上传素材
String path = "https://api.weixin.qq.com/cgi-bin/material/add_material?access_token=" + token + "&type=" + type;
String result = connectHttpsByPost(path, null, file);
result = result.replaceAll("[\\]", "");
System.out.println("result:" + result);
JSONObject resultJSON = JSONObject.fromObject(result);
if (resultJSON != null) {
if (resultJSON.get("media_id") != null) {
System.out.println("上传" + type + "永久素材成功");
return resultJSON;
} else {
System.out.println("上传" + type + "永久素材失败");
}
}
return null;
} catch (IOException e) {
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (NoSuchProviderException e) {
e.printStackTrace();
} catch (KeyManagementException e) {
e.printStackTrace();
}
return null;
}
/**
* 上传图文素材到微信服务器后台
* @return
* @throws Exception
*/
public static JSONObject addContentPicture(String fileurl, String type, String token) {
try {
File file = new File(fileurl);
//上传素材
String path = "https://api.weixin.qq.com/cgi-bin/media/uploadimg?access_token=" + token;
String result = connectHttpsByPost(path, null, file);
result = result.replaceAll("[\\]", "");
System.out.println("result:" + result);
JSONObject resultJSON = JSONObject.fromObject(result);
if (resultJSON != null) {
if (resultJSON.get("url") != null) {
System.out.println("上传" + type + "永久素材成功");
return resultJSON;
} else {
System.out.println("上传" + type + "永久素材失败");
}
}
return null;
} catch (IOException e) {
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
} catch (NoSuchProviderException e) {
e.printStackTrace();
} catch (KeyManagementException e) {
e.printStackTrace();
}
return null;
}
/**
* 上传图文素材到微信服务器后台
* @return
* @throws Exception
*/
public static List getUserOpenIdList(String access_token) {
try {
String url = "https://api.weixin.qq.com/cgi-bin/user/get?access_token="+access_token;
String result = HttpClientUtil.get(url);
result = result.replaceAll("[\\]", "");
System.out.println("result:" + result);
JSONObject resultJSON = JSONObject.fromObject(result);
if (resultJSON != null) {
if (resultJSON.get("data") != null) {
JSONObject data = (JSONObject) resultJSON.get("data");
List openidlist = (List) data.get("openid");
System.out.println("获取关注公众号用户的OpenId成功");
return openidlist;
} else {
System.out.println("获取关注公众号用户的OpenId失败");
}
}
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
public static String connectHttpsByPost(String path, String KK, File file) throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {
URL urlObj = new URL(path);
//连接
HttpURLConnection con = (HttpURLConnection) urlObj.openConnection();
String result = null;
con.setDoInput(true);
con.setDoOutput(true);
con.setUseCaches(false); // post方式不能使用缓存
// 设置请求头信息
con.setRequestProperty("Connection", "Keep-Alive");
con.setRequestProperty("Charset", "UTF-8");
// 设置边界
String BOUNDARY = "----------" + System.currentTimeMillis();
con.setRequestProperty("Content-Type",
"multipart/form-data; boundary="
+ BOUNDARY);
// 请求正文信息
// 第一部分：
StringBuilder sb = new StringBuilder();
sb.append("--"); // 必须多两道线
sb.append(BOUNDARY);
sb.append(" ");
sb.append("Content-Disposition: form-data;name="media";filelength="" + file.length() + "";filename=""
+ file.getName() + "" ");
sb.append("Content-Type:application/octet-stream ");
byte[] head = sb.toString().getBytes("utf-8");
// 获得输出流
OutputStream out = new DataOutputStream(con.getOutputStream());
// 输出表头
out.write(head);
// 文件正文部分
// 把文件已流文件的方式 推入到url中
DataInputStream in = new DataInputStream(new FileInputStream(file));
int bytes = 0;
byte[] bufferOut = new byte[1024];
while ((bytes = in.read(bufferOut)) != -1) {
out.write(bufferOut, 0, bytes);
}
in.close();
// 结尾部分
byte[] foot = (" --" + BOUNDARY + "-- ").getBytes("utf-8");// 定义最后数据分隔线
out.write(foot);
out.flush();
out.close();
StringBuffer buffer = new StringBuffer();
BufferedReader reader = null;
try {
// 定义BufferedReader输入流来读取URL的响应
reader = new BufferedReader(new InputStreamReader(con.getInputStream()));
String line = null;
while ((line = reader.readLine()) != null) {
buffer.append(line);
}
if (result == null) {
result = buffer.toString();
}
} catch (IOException e) {
System.out.println("发送POST请求出现异常！" + e);
e.printStackTrace();
} finally {
if (reader != null) {
reader.close();
}
}
return result;
}
public static AccessToken getAccessToken(String appid, String secret) throws IOException {
AccessToken token = new AccessToken();
String url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=APPID&secret=APPSECRET".replace("APPID", appid).replace("APPSECRET", secret);
JSONObject jsonObject = doGetStr(url);
if (jsonObject != null) {
token.setAccessToken(jsonObject.getString("access_token"));
token.setExpiresIn(jsonObject.getInt("expires_in"));
}
return token;
}
/*
*get请求
*/
public static JSONObject doGetStr(String url) throws IOException {
JSONObject jsonObject = null;
DefaultHttpClient client = new DefaultHttpClient();
HttpGet httpGet = new HttpGet(url);
HttpResponse httpResponse = client.execute(httpGet);
HttpEntity httpEntity = httpResponse.getEntity();
if (httpEntity != null) {
String result = EntityUtils.toString(httpEntity, "UTF-8");
jsonObject = JSONObject.fromObject(result);
}
return jsonObject;
}
/**
* 删除永久素材
* @return
* @throws Throwable
*/
public static String delmaterial(String appid,String secret,String mediaid) throws Throwable {
Map<String,String> map=new HashMap<String,String>();
map.put("media_id", mediaid);
String token = getAccessToken(appid,secret).getAccessToken();
String URL = "https://api.weixin.qq.com/cgi-bin/material/del_material?access_token="+token;
String postArg = JSON.toJSONString(map);
return HttpClientUtil.post(URL, postArg);
}
public static void main(String args[]) throws Exception {
Map<String,String> map=new HashMap<String,String>();
map.put("media_id", "NyLawrJYev9kPkz31vESb1txzH2CWLOfHR56-jSzC_g");
String appid = "wx7b90637c812b012a";
String appmima = "ecc38b46c4ea1e341ce2775bb3022a09";
String token = getAccessToken(appid,appmima).getAccessToken();
String URL = "https://api.weixin.qq.com/cgi-bin/material/del_material?access_token="+token;
// URL = JSON.toJSONString(URL);
String postArg = JSON.toJSONString(map);
System.out.println(HttpClientUtil.post(URL,postArg));
}
}