http接口返回json，springmvc+mybatis+oracle

package com.wd.util; import java.io.BufferedReader; import java.io.DataOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; import java.util.Iterator; import java.util.Map; public class HttpUtil { public static HttpResponse get(String url, String cookie) throws Exception { HttpResponse response = new HttpResponse(); URL u = new URL(url); HttpURLConnection conn = (HttpURLConnection) u.openConnection(); conn.setUseCaches(false); conn.setRequestMethod("GET"); conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded"); conn.setRequestProperty("Accept-Language", "zh-CN"); conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko"); conn.setRequestProperty("Cookie", cookie); BufferedReader reader = new BufferedReader(new InputStreamReader( conn.getInputStream())); String str = null; StringBuffer sb = new StringBuffer(); while ((str = reader.readLine()) != null) { sb.append(str); } response.setResponse(sb.toString()); response.setCookie(conn.getHeaderField("Set-Cookie")); conn.disconnect(); return response; } public static HttpResponse post(String url, String cookie, String param) throws Exception { HttpResponse response = new HttpResponse(); URL u = new URL(url); HttpURLConnection conn = (HttpURLConnection) u.openConnection(); conn.setDoInput(true); conn.setDoOutput(true); conn.setUseCaches(false); conn.setRequestMethod("POST"); conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded"); conn.setRequestProperty("Accept-Language", "zh-CN"); conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko"); conn.setRequestProperty("Cookie", cookie); DataOutputStream out = new DataOutputStream(conn.getOutputStream()); param = new String(param.getBytes("utf-8"), "iso-8859-1"); out.writeBytes(param); out.flush(); out.close(); BufferedReader reader = new BufferedReader(new InputStreamReader( conn.getInputStream())); String str = null; StringBuffer sb = new StringBuffer(); while ((str = reader.readLine()) != null) { sb.append(str); } System.out.println(sb.toString()); response.setResponse(sb.toString()); response.setCookie(conn.getHeaderField("Set-Cookie")); conn.disconnect(); return response; } public static HttpResponse post(String url, String cookie, Map<String, String> textMap, Map<String, String> fileMap) throws IOException { HttpResponse response = new HttpResponse(); URL u = new URL(url); HttpURLConnection conn = (HttpURLConnection) u.openConnection(); conn.setDoInput(true); conn.setDoOutput(true); conn.setUseCaches(false); conn.setRequestMethod("POST"); String boundary = "-----------------------------wd"; // conn.setRequestProperty("Content-Type","application/x-www-form-urlencoded"); conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + boundary); conn.setRequestProperty("Accept-Language", "zh-CN"); conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko"); conn.setRequestProperty("Cookie", cookie); DataOutputStream out = new DataOutputStream(conn.getOutputStream()); // param = new String(param.getBytes("utf-8"), "iso-8859-1"); // out.writeBytes(param); StringBuffer sb = null; Iterator<Map.Entry<String, String>> it = null; it = textMap.entrySet().iterator(); while (it.hasNext()) { Map.Entry<String, String> entry = it.next(); sb = new StringBuffer(); sb.append("--").append(boundary).append("\r\n"); sb.append("Content-Disposition:form-data;name=\"") .append(entry.getKey()).append("\"").append("\r\n"); sb.append("\r\n"); sb.append(entry.getValue()).append("\r\n"); // System.out.println(sb.toString()); out.write(sb.toString().getBytes()); } it = fileMap.entrySet().iterator(); while (it.hasNext()) { Map.Entry<String, String> entry = it.next(); File file = new File(entry.getValue()); sb = new StringBuffer(); sb.append("--").append(boundary).append("\r\n"); sb.append("Content-Disposition:form-data;name=\"") .append(entry.getKey()).append("\";filename=\"") .append(file.getAbsolutePath()).append("\"").append("\r\n"); // Path path=Paths.get(entry.getValue()); // sb.append("Content-Type:").append(Files.probeContentType(path)).append("\r\n"); sb.append("Content-Type:application/octet-stream").append("\r\n"); sb.append("\r\n"); // System.out.println(sb.toString()); out.write(sb.toString().getBytes()); FileInputStream fi = new FileInputStream(entry.getValue()); byte[] bytes = new byte[1024]; int count = 0; while ((count = fi.read(bytes)) != -1) { out.write(bytes, 0, count); } fi.close(); sb = new StringBuffer(); sb.append("\r\n"); // System.out.println(sb.toString()); out.write(sb.toString().getBytes()); } sb = new StringBuffer(); sb.append("--").append(boundary).append("--").append("\r\n"); // System.out.println(sb.toString()); out.write(sb.toString().getBytes()); out.flush(); out.close(); BufferedReader reader = new BufferedReader(new InputStreamReader( conn.getInputStream())); String str = null; sb = new StringBuffer(); while ((str = reader.readLine()) != null) { sb.append(str); } response.setResponse(sb.toString()); response.setCookie(conn.getHeaderField("Set-Cookie")); conn.disconnect(); return response; } }