67 lines
2.1 KiB
Java
67 lines
2.1 KiB
Java
package com.tenwa.app.invoice.servlet;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.net.URLDecoder;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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import com.amarsoft.are.ARE;
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import com.amarsoft.are.util.DataConvert;
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import com.amarsoft.awe.Configure;
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import com.tenwa.util.SecurityUtil;
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public class InvoiceDownloadServlet extends HttpServlet {
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private static final long serialVersionUID = 1L;
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public InvoiceDownloadServlet() {
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super();
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}
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@Override
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protected void service(HttpServletRequest request, HttpServletResponse response)
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throws ServletException, IOException {
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try {
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HttpSession session = request.getSession(true);
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if ((session == null) || (session.getAttributeNames() == null)) {
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throw new Exception("------Timeout------");
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}
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Configure CurConfig = Configure.getInstance(session.getServletContext());
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if (CurConfig == null) {
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throw new ServletException("读取配置文件错误！请检查配置文件。");
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}
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String localFile = CurConfig.getConfigure("INVOICE_LOCAL_PATH");
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String path = DataConvert.toString(request.getParameter("path"));
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path = SecurityUtil.detrypt(path, "invoice");
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localFile = localFile + path;
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File file = new File(localFile);
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if (!file.exists())
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throw new Exception("文件不存在");
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SimpleDateFormat dateFormat = new SimpleDateFormat("YYYYMMddHHmmss");
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String filename = dateFormat.format(new Date()) + ".pdf";
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response.setContentType(getServletContext().getMimeType(filename));
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response.setHeader("Content-Disposition", "attachment;filename=" + filename);
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InputStream in = new FileInputStream(localFile);
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OutputStream out = response.getOutputStream();
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int b;
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while ((b = in.read()) != -1) {
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out.write(b);
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}
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in.close();
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out.close();
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} catch (Exception e) {
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ARE.getLog().error("AttachmentView SQL Error:", e);
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}
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}
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}
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