1.文件下载和预览

src/main/java/com/baosight/hggp/controller/FileDownloadController.java

 package com.baosight.hggp.controller;
 
-import com.alibaba.fastjson.JSON;
 import com.baosight.hggp.core.constant.S3Constant;
-import com.baosight.hggp.core.tools.Iplat4jTools;
 import com.baosight.hggp.core.utils.Iplat4jUtils;
 import com.baosight.hggp.core.utils.S3Utils;
 import com.baosight.hggp.util.FileUtils;
 import com.baosight.hggp.util.LogUtils;
 import com.baosight.hggp.util.MapUtils;
-import com.baosight.hggp.util.StringUtils;
 import com.baosight.iplat4j.common.eu.domain.Teudm05;
-import com.baosight.iplat4j.config.AdminFactoryConfig;
-import com.baosight.iplat4j.core.ei.EiConstant;
-import com.baosight.iplat4j.core.ei.EiInfo;
-import com.baosight.iplat4j.core.exception.PlatException;
-import com.baosight.iplat4j.core.service.soa.XServiceManager;
-import com.baosight.iplat4j.eu.dm.document.bos.s3.api.signed.SignedBosHelp;
-import com.baosight.iplat4j.eu.dm.document.bos.s3.param.BosParamHelp;
-import com.google.common.base.Joiner;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.CrossOrigin;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 
-import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-import java.io.*;
-import java.net.URL;
-import java.net.URLEncoder;
-import java.util.HashMap;
-import java.util.Iterator;
+import java.io.File;
+import java.io.IOException;
 import java.util.Map;
-import java.util.Set;
 
 import lombok.extern.slf4j.Slf4j;
 
@@ -49,13 +33,11 @@ public class FileDownloadController {
 	 * 预览文件
 	 *
 	 * @param docId
-	 * @param request
 	 * @param response
 	 * @throws IOException
 	 */
 	@RequestMapping({"/preview/{docId}"})
-	public void preview(@PathVariable String docId, HttpServletRequest request, HttpServletResponse response)
-			throws IOException {
+	public void preview(@PathVariable String docId, HttpServletResponse response) throws IOException {
 		try {
 			if ("s3".equalsIgnoreCase(S3Constant.FILE_LOCATION)) {
 				Teudm05 dbDm05 = S3Utils.buildUrl(docId);
@@ -76,17 +58,18 @@ public class FileDownloadController {
 	 * 更具docId下载文件
 	 *
 	 * @param docId
-	 * @param request
 	 * @param response
 	 * @throws IOException
 	 */
 	@RequestMapping({"/{docId}"})
-	public void download(@PathVariable String docId, HttpServletRequest request, HttpServletResponse response)
-			throws IOException {
+	public void download(@PathVariable String docId, HttpServletResponse response) throws IOException {
 		try {
 			if ("s3".equalsIgnoreCase(S3Constant.FILE_LOCATION)) {
 				Teudm05 dbDm05 = S3Utils.buildUrl(docId);
+				// S3地址有公网
 				response.sendRedirect(dbDm05.getUrl());
+				// S3地址无公网
+//				FileUtils.downloadUrlFile(dbDm05.getUrl(), dbDm05.getResCname(), false, response);
 			} else {
 				Map dbDm02 = Iplat4jUtils.getDoc02ById(docId);
 				String returnUrl = MapUtils.getString(dbDm02, "url");
@@ -100,162 +83,24 @@ public class FileDownloadController {
 	}
 	
 	/**
-	 * 根据docId下载文件（无公网）
+	 * 下载本地文件
 	 *
 	 * @param docId
-	 * @param request
 	 * @param response
 	 * @throws IOException
 	 */
-	@RequestMapping({"/intranet/{docId}"})
-	public void intranet(@PathVariable String docId, HttpServletRequest request, HttpServletResponse response)
+	@RequestMapping({"docId/{docId}"})
+	public void downloadUrls(@PathVariable String docId, HttpServletResponse response)
 			throws IOException {
 		try {
-			if ("s3".equalsIgnoreCase(S3Constant.FILE_LOCATION)) {
-				Teudm05 dbDm05 = S3Utils.buildUrl(docId);
-				FileUtils.downloadUrlFile(dbDm05.getUrl(), dbDm05.getResCname(), false, response);
-			} else {
 			Map dbDm02 = Iplat4jUtils.getDoc02ById(docId);
-				String returnUrl = MapUtils.getString(dbDm02, "url");
+			String url = MapUtils.getString(dbDm02, "url");
 			String fileName = MapUtils.getString(dbDm02, "docName");
-				FileUtils.downloadFile(new File(returnUrl), fileName, false, response);
-			}
-		} catch (Exception e) {
-			String msg = String.format("下载文件【%s】失败！原因：%s", docId, LogUtils.getMsg(e));
-			response.getWriter().write(msg);
-		}
-	}
-	
-	@RequestMapping({"docId/{docId}"})
-	public void downloadUrls(@PathVariable String docId, HttpServletRequest request, HttpServletResponse response)
-			throws IOException {
-		String docJson = AdminFactoryConfig.getFileUpLoadInterface().getDocJSONById(docId);
-		Map document = (Map) JSON.parseObject(docJson, Map.class);
-		String docName = document.get("docName").toString();
-		String chgName = document.get("chgName").toString();
-		String docPath = document.get("realPath").toString();
-		String filePath = docPath + "/" + chgName;
-		try {
-			this.httpDownload(response, filePath, docName);
+			FileUtils.downloadFile(new File(url), fileName, false, response);
 		} catch (Exception e) {
 			String msg = String.format("下载文件【%s】失败！原因：%s", docId, LogUtils.getMsg(e));
 			response.getWriter().write(msg);
 		}
 	}
 
-	private String getReturnUrlByParam(Map<String, String[]> parameterMap, String returnUrl)
-			throws UnsupportedEncodingException {
-		String returnUrl2 = "";
-		Map<String, String> paramMap = this.getParamMap(parameterMap);
-		paramMap.remove("code");
-		paramMap.remove("access_token");
-		paramMap.remove("seconds");
-		if (!paramMap.isEmpty() && paramMap.containsKey("X-Amz-Signature")) {
-			String queryString = this.buildQueryString(paramMap);
-			returnUrl2 = returnUrl + "?" + queryString;
-		}
-		return returnUrl2;
-	}
-	
-	private String buildReturnUrl(String seconds, String fileName, String returnUrlPrefix, String s3UrlPrefix)
-			throws Exception {
-		URL s3Url = SignedBosHelp.getDownloadTempUrl(s3UrlPrefix, fileName, seconds);
-		String s3UrlParam = StringUtils.defaultIfEmpty(s3Url.getQuery(), "");
-		String returnUrl = returnUrlPrefix + "?" + s3UrlParam;
-		return com.baosight.iplat4j.eu.dm.util.FileUtils.returnDocUrlByEncodeFileName(returnUrl);
-	}
-	
-	private Map<String, String> getParamMap(Map<String, String[]> parameterMap) {
-		Map paramMap = new HashMap();
-		Set<String> parameterSet = parameterMap.keySet();
-		Iterator parameterIterator = parameterSet.iterator();
-		while (parameterIterator.hasNext()) {
-			String next = (String) parameterIterator.next();
-			String[] valueArray = (String[]) parameterMap.get(next);
-			if (valueArray != null && valueArray.length != 0) {
-				String value = Joiner.on(",").join(valueArray);
-				paramMap.put(next, value);
-			}
-		}
-		return paramMap;
-	}
-	
-	
-	private String buildQueryString(Map<String, String> parameterMap) throws UnsupportedEncodingException {
-		StringBuilder strBuilder = new StringBuilder();
-		String rcd = MapUtils.getString(parameterMap, "response-content-disposition");
-		parameterMap.remove("response-content-disposition");
-		String next;
-		for (Iterator iterator = parameterMap.keySet().iterator(); iterator.hasNext();
-				strBuilder.append(next).append("=").append((String) parameterMap.get(next))) {
-			next = (String) iterator.next();
-			if (strBuilder.length() > 0) {
-				strBuilder.append("&");
-			}
-		}
-		if (StringUtils.isNotBlank(rcd)) {
-			strBuilder.append("&").append("response-content-disposition").append("=").append(
-					URLEncoder.encode(rcd, "UTF-8"));
-		}
-		return strBuilder.toString();
-	}
-
-	private void httpDownload(HttpServletResponse response, String filePath, String downloadFileName) throws Exception {
-		File file = new File(filePath);
-		FileInputStream fileInputStream = new FileInputStream(file);
-		Throwable var6 = null;
-
-		try {
-			OutputStream outputStream = response.getOutputStream();
-			Throwable var8 = null;
-
-			try {
-				downloadFileName = URLEncoder.encode(downloadFileName, "UTF-8");
-				downloadFileName = downloadFileName.replaceAll("\\+", "%20");
-				response.reset();
-				response.setContentType("application/octet-stream");
-				response.setHeader("Content-Disposition", "attachment;filename*=utf-8''" + downloadFileName);
-				byte[] buffer = new byte[1024];
-
-				int i;
-				while((i = fileInputStream.read(buffer)) > 0) {
-					outputStream.write(buffer, 0, i);
-				}
-			} catch (Throwable var32) {
-				var8 = var32;
-				throw var32;
-			} finally {
-				if (outputStream != null) {
-					if (var8 != null) {
-						try {
-							outputStream.close();
-						} catch (Throwable var31) {
-							var8.addSuppressed(var31);
-						}
-					} else {
-						outputStream.close();
-					}
-				}
-
-			}
-		} catch (Throwable var34) {
-			var6 = var34;
-			throw var34;
-		} finally {
-			if (fileInputStream != null) {
-				if (var6 != null) {
-					try {
-						fileInputStream.close();
-					} catch (Throwable var30) {
-						var6.addSuppressed(var30);
-					}
-				} else {
-					fileInputStream.close();
-				}
-			}
-
-		}
-
-	}
-	
 }