{"id":9070,"date":"2013-10-25T19:30:06","date_gmt":"2013-10-25T10:30:06","guid":{"rendered":"http:\/\/arison.jp\/blog\/?p=9070"},"modified":"2016-03-30T12:01:29","modified_gmt":"2016-03-30T03:01:29","slug":"fileitem-convert-utf8-2-sjis","status":"publish","type":"post","link":"https:\/\/arison.jp\/blog\/2013\/10\/25\/fileitem-convert-utf8-2-sjis\/","title":{"rendered":"\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u305f\u30d5\u30a1\u200b\u30a4\u30eb\u306e\u6587\u5b57\u30b3\u30fc\u30c9\u5909\u63db\u200b\u65b9\u6cd5(SJIS\u304b\u3089UTF8)"},"content":{"rendered":"

\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u305f\u30d5\u30a1\u200b\u30a4\u30eb\u306e\u6587\u5b57\u30b3\u30fc\u30c9\u5909\u63db\u200b\u65b9\u6cd5(SJIS\u304b\u3089UTF8)<\/p>\n

Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067Shift-JIS\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u3066\u5185\u90e8\u3067UTF-8\u306b\u5909\u63db\u3057\u3066\u51fa\u529b\u3059\u308b\u30b5\u30f3\u30d7\u30eb<\/span>\u3092\u4f5c\u3063\u3066\u307f\u305f\u3002<\/p>\n

\u3042\u304f\u307e\u3067\u53c2\u8003\u7a0b\u5ea6\u3067\u304a\u9858\u3044\u3044\u305f\u3057\u307e\u3059\u3002
\n\u7c21\u5358\u306b\u52d5\u4f5c\u78ba\u8a8d\u307e\u3067\u5b9f\u65bd\u3057\u3066\u307e\u3059\u3002<\/p>\n

<\/p>\n

\u5fc5\u8981\u306a\u30e9\u30a4\u30d6\u30e9\u30ea
\ncommons-fileupload-1.3-bin.zip
\ncommons-io-2.4-bin.zip<\/p>\n

\u52d5\u7684\u30b3\u30f3\u30c6\u30f3\u30c4\u3067\u4f5c\u6210\u3002<\/p>\n

UploadFileServlet.java
\n[java]<\/p>\n

import java.io.FileOutputStream;
\nimport java.io.IOException;
\nimport java.io.InputStreamReader;
\nimport java.io.OutputStreamWriter;
\nimport java.util.Iterator;
\nimport java.util.List;<\/p>\n

import javax.servlet.http.HttpServlet;
\nimport javax.servlet.http.HttpServletRequest;
\nimport javax.servlet.http.HttpServletResponse;<\/p>\n

import org.apache.commons.fileupload.FileItem;
\nimport org.apache.commons.fileupload.FileUploadException;
\nimport org.apache.commons.fileupload.disk.DiskFileItemFactory;
\nimport org.apache.commons.fileupload.servlet.ServletFileUpload;<\/p>\n

public class UploadFileServlet extends HttpServlet {<\/p>\n

private String outPutPath = "C:\/tmp\/output.txt";
\n private String redirectPage = "upload.html";<\/p>\n

private String inEncoding = "MS932";
\n private String outEncoding = "UTF-8";<\/p>\n

\/**
\n * \u6587\u5b57\u30b3\u30fc\u30c9\u5909\u63db\u3057\u3066\u66f8\u304d\u8fbc\u3080\u4f8b
\n *\/
\n public void doPost(HttpServletRequest req,
\n HttpServletResponse res) throws IOException {<\/p>\n

\/\/ Shift_JIS\u306e\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u6587\u5b57\u30b3\u30fc\u30c9\u5909\u63db\u3057\u3066\u66f8\u304d\u8fbc\u3080\u4f8b<\/p>\n

DiskFileItemFactory factory = new DiskFileItemFactory();
\n ServletFileUpload upload = new ServletFileUpload(factory);<\/p>\n

factory.setSizeThreshold(1024);
\n upload.setSizeMax(-1);
\n upload.setHeaderEncoding(inEncoding);<\/p>\n

InputStreamReader in = null;<\/p>\n

OutputStreamWriter out = new OutputStreamWriter(new FileOutputStream(outPutPath), outEncoding);<\/p>\n

try {
\n List<FileItem> list = upload.parseRequest(req);<\/p>\n

Iterator<FileItem> iterator = list.iterator();
\n while (iterator.hasNext()) {
\n FileItem fItem = iterator.next();<\/p>\n

if (!(fItem.isFormField())) {<\/p>\n

String fileName = fItem.getName();
\n if ((fileName != null) && (!fileName.equals(""))) {
\n in = new InputStreamReader(fItem.getInputStream(), inEncoding);
\n int cbuf;
\n while ((cbuf = in.read()) > -1) {
\n System.out.println(cbuf);
\n out.write(cbuf);
\n }
\n out.flush();
\n }
\n }
\n }
\n } catch (FileUploadException e) {
\n e.printStackTrace();
\n } catch (Exception e) {
\n e.printStackTrace();
\n } finally {
\n if (out != null) {
\n try {
\n out.close();
\n } catch (IOException e) {
\n \/\/ ignore
\n }
\n }
\n if (in != null) {
\n try {
\n in.close();
\n } catch (IOException e) {
\n \/\/ ignore
\n }
\n }
\n }
\n res.sendRedirect(redirectPage);
\n }
\n}
\n[\/java]<\/p>\n

upload.html
\n[html]
\n<html>
\n<meta http-equiv="Content-Type" content="text\/html; charset=UTF-8">
\n<body>
\n<form method="POST" enctype="multipart\/form-data" action="upload">
\n \u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c91: <input type="file" name="upfile1"><br\/>
\n \u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c92: <input type="file" name="upfile2"><br\/>
\n <input type="submit" value="\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9"> \u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u306e\u30c6\u30b9\u30c8
\n<\/form>
\n<\/body>
\n<\/html>
\n[\/html]<\/p>\n

web.xml
\n[xml]
\n<?xml version="1.0" encoding="UTF-8"?>
\n<web-app id="WebTest" version="2.4" xmlns="http:\/\/java.sun.com\/xml\/ns\/j2ee"
\n\txmlns:xsi="http:\/\/www.w3.org\/2001\/XMLSchema-instance"
\n\txsi:schemaLocation="http:\/\/java.sun.com\/xml\/ns\/j2ee http:\/\/java.sun.com\/xml\/ns\/j2ee\/web-app_2_4.xsd"><\/p>\n

\t<display-name>WebTest<\/display-name>
\n\t<servlet>
\n\t\t<servlet-name>upload<\/servlet-name>
\n\t\t<servlet-class>UploadFileServlet<\/servlet-class>
\n\t<\/servlet>
\n\t<servlet-mapping>
\n\t\t<servlet-name>upload<\/servlet-name>
\n\t\t<url-pattern>\/upload<\/url-pattern>
\n\t<\/servlet-mapping>
\n<\/web-app>
\n[\/xml]<\/p>\n

WEB-INF\u306elib\u306e\u914d\u4e0b\u306b
\ncommons-fileupload-1.3-bin.zip
\ncommons-io-2.4-bin.zip
\n\u914d\u7f6e\u3057\u3066\u3002<\/p>\n

\u5f8c\u306e\u3081\u3093\u3069\u3044\u8a2d\u5b9a\u5468\u308a\u306f\u9069\u5f53\u306b\u3057\u3066\u3002<\/p>\n

\u30c7\u30d7\u30ed\u30a4\u3057\u3066\u3001\u30b5\u30fc\u30d0\u30fc\u8d77\u52d5\u3057\u3066
\nhttp:\/\/localhost:8080\/WebTest\/upload.html \u306b\u30a2\u30af\u30bb\u30b9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u305f\u30d5\u30a1\u200b\u30a4\u30eb\u306e\u6587\u5b57\u30b3\u30fc\u30c9\u5909\u63db\u200b\u65b9\u6cd5(SJIS\u304b\u3089UTF8) Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067Shift-JIS\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u3066\u5185\u90e8\u3067UTF-8\u306b\u5909\u63db\u3057\u3066\u51fa\u529b\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u3092\u4f5c\u3063\u3066\u307f\u305f\u3002 \u3042\u304f\u307e\u3067\u53c2\u8003\u7a0b\u5ea6\u3067 […]<\/p>\n","protected":false},"author":2,"featured_media":17178,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[703,63],"class_list":["post-9070","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-programming","tag-java","tag-web"],"_links":{"self":[{"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/posts\/9070","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/comments?post=9070"}],"version-history":[{"count":0,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/posts\/9070\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/media\/17178"}],"wp:attachment":[{"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/media?parent=9070"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/categories?post=9070"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arison.jp\/blog\/wp-json\/wp\/v2\/tags?post=9070"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}