Unreleased Resource: Streams(未出租的资源：流) 问题修复

YeeAmosFireAutoSysService/src/main/java/com/yeejoin/amos/fas/business/controller/FileController.java

@@ -16,6 +16,7 @@ import org.springframework.context.annotation.Lazy;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
+import javax.servlet.ServletOutputStream;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.*;
@@ -133,9 +134,11 @@ public class FileController extends BaseController {
     @Permission
     @RequestMapping(value = "/download/**", method = RequestMethod.GET)
     public void download(HttpServletResponse response, HttpServletRequest request) throws Exception {
-        try {
-            String path = request.getServletPath().substring(15);
-            IOUtils.copy(new FileInputStream(fileUploadDir + path), response.getOutputStream());
+        String path = request.getServletPath().substring(15);
+        try (
+                FileInputStream inputStream = new FileInputStream(fileUploadDir + path);
+                ServletOutputStream outputStream = response.getOutputStream();) {
+            IOUtils.copy(inputStream, outputStream);
         } catch (Exception e) {
             e.printStackTrace();
             ResponseUtils.renderText(response, "File not exists!");

YeeAmosFireAutoSysService/src/main/java/com/yeejoin/amos/fas/business/controller/WeatherController.java

 package com.yeejoin.amos.fas.business.controller;
 
 import java.io.BufferedReader;
+import java.io.IOException;
 import java.io.InputStreamReader;
+import java.net.MalformedURLException;
 import java.net.URL;
 import java.net.URLConnection;
 import java.util.zip.GZIPInputStream;
@@ -31,64 +33,35 @@ public class WeatherController extends BaseController {
 	@Permission
 	@ApiOperation(httpMethod = "GET",value = "天气查询", notes = "天气查询")
 	@GetMapping("/{address}")
-	public CommonResponse getWeather(@PathVariable("address") String address) {
+	public CommonResponse getWeather(@PathVariable("address") String address) throws IOException {
 
+        String urlNameString = weatherUrl + address;
+        URL realUrl = new URL(urlNameString);
+        // 打开和URL之间的连接
+        URLConnection connection = realUrl.openConnection();
+        // 设置通用的请求属性
+        connection.setRequestProperty("Accept", "*/*");
+        connection.setRequestProperty("Connection", "Keep-Alive");
+        connection.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
+        connection.setRequestProperty("Accept-Encoding", "gzip, deflate, br");
+        connection.setUseCaches(false);
+        // 建立实际的连接
+        connection.connect();
 		String result = "";
-        BufferedReader in = null;
-        BufferedReader responseReader = null;
-        InputStreamReader res = null;
-        try {
-            String urlNameString = weatherUrl + address;
-            URL realUrl = new URL(urlNameString);
-            
-            // 打开和URL之间的连接
-            URLConnection connection = realUrl.openConnection();
-            
-            // 设置通用的请求属性
-            connection.setRequestProperty("Accept", "*/*");
-            connection.setRequestProperty("Connection", "Keep-Alive");
-            connection.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
-//            connection.setRequestProperty("Charset", "utf-8");
-            connection.setRequestProperty("Accept-Encoding", "gzip, deflate, br");
-            connection.setUseCaches(false);  
-            // 建立实际的连接
-            connection.connect();
-            
+        try (
+                GZIPInputStream gZipS=new GZIPInputStream(connection.getInputStream());
+                InputStreamReader res = new InputStreamReader(gZipS,"UTF-8");
+                BufferedReader responseReader = new BufferedReader(res);
+        ) {
             StringBuffer sb = new StringBuffer();
             String readLine = new String();
-            GZIPInputStream gZipS=new GZIPInputStream(connection.getInputStream());
-            res = new InputStreamReader(gZipS,"UTF-8");
-            responseReader = new BufferedReader(res);
-
             while ((readLine = responseReader.readLine()) != null) {
                 sb.append(readLine);
             }
-
             result = sb.toString();
-            System.out.println(result);
-   
         } catch (Exception e) {
-            System.out.println("发送GET请求出现异常！" + e);
             return CommonResponseUtil.failure(e.getMessage());
         }
-        
-        // 使用finally块来关闭输入流
-        finally {
-            try {
-                if (in != null) {
-                    in.close();
-                }
-                if (null != responseReader) {
-                    responseReader.close();
-                }
-                if (null != res) {
-                    res.close();
-                }
-            } catch (Exception e2) {
-                e2.printStackTrace();
-            }
-        }
-		
 		return CommonResponseUtil.success(JSONObject.parse(result));
 	}
 	

YeeAmosFireAutoSysService/src/main/java/com/yeejoin/amos/fas/business/util/FileHelper.java

@@ -265,36 +265,18 @@ public class FileHelper {
      * @param path    写入内容的文件路径
      */
     public static void writeFile(String content, String path) {
-        OutputStream fos = null;
-        BufferedWriter bw = null;
-        OutputStreamWriter outputStreamWriter = null;
-        try {
-            File file = new File(path);
+        File file = new File(path);
+        try (
+                OutputStream fos = new FileOutputStream(file);
+                OutputStreamWriter outputStreamWriter = new OutputStreamWriter(fos, "UTF-8");
+                BufferedWriter bw = new BufferedWriter(outputStreamWriter);
+        ) {
             if (!file.getParentFile().exists()) {
                 file.getParentFile().mkdirs();
             }
-            fos = new FileOutputStream(file);
-            outputStreamWriter = new OutputStreamWriter(fos, "UTF-8");
-            bw = new BufferedWriter(outputStreamWriter);
             bw.write(content);
-        } catch (FileNotFoundException fnfe) {
-            fnfe.printStackTrace();
-        } catch (IOException ioe) {
-            ioe.printStackTrace();
-        } finally {
-            try {
-                if (null != bw) {
-                    bw.close();
-                }
-                if (null != fos) {
-                    fos.close();
-                }
-                if (null != outputStreamWriter) {
-                    outputStreamWriter.close();
-                }
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
+        } catch (IOException e) {
+            e.printStackTrace();
         }
     }