HttpUtils

  1 import android.os.Bundle;
  2 
  3 import java.io.ByteArrayOutputStream;
  4 import java.io.IOException;
  5 import java.io.InputStream;
  6 import java.io.OutputStream;
  7 import java.net.HttpURLConnection;
  8 import java.net.URL;
  9 import java.net.URLEncoder;
 10 import java.util.HashMap;
 11 import java.util.Map;
 12 
 13 public class HttpUtils {
 14 
 15     public static void httpGet(String path, HashMap<String, Object> params, CallBack1 callBack1) {
 16         InputStream inputStream = null;
 17         try {
 18             StringBuilder buffer = new StringBuilder();
 19             //GET里记得加上？
 20             buffer.append("?");
 21             if (params != null) {
 22                 for (Map.Entry<String, Object> entry : params.entrySet()) {
 23                     buffer.append(entry.getKey())
 24                             .append("=")
 25                             .append(URLEncoder.encode(entry.getValue().toString(), "utf-8"))
 26                             .append("&");
 27                 }
 28                 //删去最后一个符号&
 29                 buffer.deleteCharAt(buffer.length() - 1);
 30             }
 31             //注意这里的路径是get的方式
 32             URL url = new URL(path + buffer.toString());
 33             HttpURLConnection connection = (HttpURLConnection) url.openConnection();
 34             connection.setRequestMethod("GET");
 35             connection.setConnectTimeout(3000);
 36             connection.setDoInput(true);
 37             int responseCode = connection.getResponseCode();
 38             if (responseCode == 200) {
 39                 inputStream = connection.getInputStream();
 40             }
 41             //接口回调
 42             callBack1.action(inputStream);
 43         } catch (Exception e) {
 44             e.printStackTrace();
 45         } finally {
 46             try {
 47                 if (inputStream != null)
 48                     inputStream.close();
 49             } catch (IOException e) {
 50                 e.printStackTrace();
 51             }
 52         }
 53     }
 54 
 55     public static void httpPost(String path, HashMap<String, Object> params, CallBack1 callBack1) {
 56         InputStream inputStream = null;
 57         try {
 58             StringBuilder buffer = new StringBuilder();
 59             if (params != null) {
 60                 for (Map.Entry<String, Object> entry : params.entrySet()) {
 61                     buffer.append(entry.getKey())
 62                             .append("=")
 63                             .append(URLEncoder.encode(entry.getValue().toString(), "utf-8"))
 64                             .append("&");
 65                 }
 66                 buffer.deleteCharAt(buffer.length() - 1);
 67             }
 68             //获取上传信息的字节大小及长度
 69             byte[] bytes = buffer.toString().getBytes();
 70             URL url = new URL(path);
 71             HttpURLConnection connection = (HttpURLConnection) url.openConnection();
 72             connection.setRequestMethod("POST");
 73             connection.setConnectTimeout(3000);
 74             //设置请求体的类型是文本类型
 75             connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
 76             //设置请求体的长度
 77             connection.setRequestProperty("Content-Length", String.valueOf(bytes.length));
 78             OutputStream outputStream = connection.getOutputStream();
 79             //把请求信息写入到输出流当中
 80             outputStream.write(bytes);
 81             int responseCode = connection.getResponseCode();
 82             if (responseCode == 200) {
 83                 inputStream = connection.getInputStream();
 84             }
 85             //接口回调
 86             callBack1.action(inputStream);
 87         } catch (Exception e) {
 88             e.printStackTrace();
 89         } finally {
 90             try {
 91                 if (inputStream != null)
 92                     inputStream.close();
 93             } catch (IOException e) {
 94                 e.printStackTrace();
 95             }
 96         }
 97     }
 98 
 99     public static String httpGetString(String path, HashMap<String, Object> params) {
100         final Bundle bundle = new Bundle();
101         httpGet(path, params, new CallBack1() {
102             @Override
103             public void action(InputStream inputStream) {
104                 try {
105                     ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
106                     byte[] bytes = new byte[1024];
107                     int len;
108                     while ((len = inputStream.read(bytes)) != -1) {
109                         outputStream.write(bytes, 0, len);
110                     }
111                     String data = new String(outputStream.toByteArray());
112 
113                     bundle.putString("data", data);
114                 } catch (IOException e) {
115                     e.printStackTrace();
116                 }
117             }
118         });
119         return bundle.getString("data");
120     }
121 
122     public static String httpPostString(String path, HashMap<String, Object> params) {
123         final Bundle bundle = new Bundle();
124         httpPost(path, params, new CallBack1() {
125             @Override
126             public void action(InputStream inputStream) {
127                 try {
128                     ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
129                     byte[] bytes = new byte[1024];
130                     int len;
131                     while ((len = inputStream.read(bytes)) != -1) {
132                         outputStream.write(bytes, 0, len);
133                     }
134                     String data = new String(outputStream.toByteArray());
135 
136                     bundle.putString("data", data);
137                 } catch (IOException e) {
138                     e.printStackTrace();
139                 }
140             }
141         });
142         return bundle.getString("data");
143     }
144 
145     public interface CallBack1 {
146         void action(InputStream inputStream);
147     }
148 
149 }
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posted @ 2016-05-13 17:12 蒋蝈蝈阅读(176) 评论(0) 收藏举报
蒋蝈蝈

HttpUtils

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