新增系统问题下载

WebContent/WEB-INF/views/sys/headerRight.jsp

@@ -3,6 +3,13 @@
 <div class="navbar-header pull-right" >
 	<!-- 	<div class="navbar-header pull-right" role="navigation"> -->
 	<ul class="nav ace-nav">
+		<!-- 问号图标 -->
+		<li class="light-blue">
+			<a href="javascript:void(0);" onclick="downloadInstructions()" title="常见问题说明">
+				<i class="icon-question-sign nav-icon"></i>
+			</a>
+		</li>
+
 		<li class="userperLi">
 			<a data-toggle="dropdown" href="#" class="dropdown-toggle">
 				<i class="icon-user nav-user-icon"></i>
@@ -27,3 +34,11 @@
 		</li>
 	</ul><!-- /.ace-nav -->
 </div><!-- /.navbar-header -->
+
+<script type="text/javascript">
+	// 下载使用说明文件
+	function downloadInstructions() {
+		// 直接跳转到下载接口
+		window.location.href = '${pageContext.request.contextPath}/backstage/index/downloadManual';
+	}
+</script>

src/com/bonus/sys/controller/IndexController.java

@@ -1,5 +1,12 @@
 package com.bonus.sys.controller;
 
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.URLEncoder;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.servlet.ModelAndView;
@@ -26,4 +33,34 @@ public class IndexController {
 		mv.setViewName("index/mapSpecial");
 		return mv;
 	}
+
+	/**
+	 * 下载系统常见问题手册
+	 */
+	@RequestMapping(value = "/downloadManual")
+	public void downloadManual(HttpServletRequest request, HttpServletResponse response) {
+		try {
+			// 读取resources/template目录下的文件
+			InputStream inputStream = getClass().getResourceAsStream("/template/系统常见问题手册.docx");
+
+			// 设置响应头
+			response.setContentType("application/vnd.openxmlformats-officedocument.wordprocessingml.document");
+			String fileName = URLEncoder.encode("系统常见问题手册.docx", "UTF-8");
+			response.setHeader("Content-Disposition", "attachment; filename=" + fileName);
+
+			// 将文件内容写入响应输出流
+			OutputStream outputStream = response.getOutputStream();
+			byte[] buffer = new byte[1024];
+			int len;
+			while ((len = inputStream.read(buffer)) > 0) {
+				outputStream.write(buffer, 0, len);
+			}
+
+			// 关闭流
+			outputStream.close();
+			inputStream.close();
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
 }