\u30b5\u30fc\u30d0\u5074\u3067\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u3092\u884c\u3044\u3001\u6539\u884c\u3092br\u30bf\u30b0\u306b\u7f6e\u63db\u3057\u305f\u4e0a\u3067\u753b\u9762\u3078\u6e21\u3059\u5834\u5408\u3001\u753b\u9762\u5074\u304c\u30b5\u30fc\u30d0\u306e\u51e6\u7406\u3092\u610f\u8b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002(c:out\u7b49\u3067\u51fa\u529b\u3059\u308b\u3068\u7d50\u5c40br\u30bf\u30b0\u3082\u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u308b)
fn:split\u3067\u6539\u884c\u6bce\u306b\u5206\u5272\u3057\u3001\u500b\u3005\u306bc:out\u3057\u3064\u3064br\u3092\u5165\u308c\u3066\u3044\u304f\u2026\u3068\u3044\u3046\u306e\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u304c\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306a\u554f\u984c(\u4ed5\u69d8)\u3082\u3042\u308a\u3061\u3087\u3063\u3068\u304b\u3063\u3053\u60aa\u3044\u3067\u3059\u3002
[Java]JSTL\u3067\u6539\u884c\u3067\u306esplit()\u304c\u3067\u304d\u306a\u3044\u554f\u984c<\/a> \u305d\u3053\u3067\u3001jstl\u306ec:out\u306e\u3088\u3046\u306a\u611f\u899a\u3067\u3001\u7c21\u6613\u306b\u4f7f\u3048\u308b\u30ab\u30b9\u30bf\u30e0\u30bf\u30b0\u304c\u3042\u308b\u3068\u4fbf\u5229\u304b\u306a\u30fc\u3068\u601d\u3044\u3001\u4f5c\u6210\u3057\u3066\u307f\u307e\u3057\u305f\u3002 \u51e6\u7406\u5185\u5bb9\u306b\u3064\u3044\u3066\u306f\u30b3\u30fc\u30c9\u5185\u306e\u30b3\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u3053\u3053\u3067\u306f\u3001jstl\u30e9\u30a4\u30d6\u30e9\u30ea\u5185\u306eOutSupport\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n
- NewLineToBRTag.java<\/li>
- NewLineToBRTag.tld<\/li><\/ul>\n\n\n\n[java] package jp.co.opentone.tag; import java.io.IOException; import javax.servlet.jsp.JspException; import javax.servlet.jsp.JspWriter; import javax.servlet.jsp.tagext.TagSupport; import org.apache.taglibs.standard.tag.common.core.OutSupport; \/** * \u6539\u884c\u3092br\u30bf\u30b0\u306b\u3057\u3066\u51fa\u529b\u3059\u308b\u3002 *\/ public class NewLineToBRTag extends TagSupport { \/\/ \u5bfe\u8c61\u6587\u5b57\u5217\u3000\u5fc5\u9808 private String value; \/\/ \u30a8\u30b9\u30b1\u30fc\u30d7\u5b9f\u65bd\u6709\u7121\u3000\u975e\u5fc5\u9808 private boolean escapeXml = true; \/** * doStartTag *\/ @Override public int doStartTag() throws JspException { try { JspWriter writer = pageContext.getOut(); \/\/ \u6539\u884c\u30b3\u30fc\u30c9\u3092\u5168\u3066LF\u306b\u5909\u63db\u3057\u3001LF\u3067split for (String str : value.replaceAll(“\\r\\n”, “\\n”).replaceAll(“\\r”, “\\n”).split(“\\n”)) { \/\/ OutSupport.out\u3067\u51fa\u529b(escapeXml=true \u3067\u30a8\u30b9\u30b1\u30fc\u30d7) OutSupport.out(pageContext, escapeXml, str); \/\/ br\u30bf\u30b0\u3092\u51fa\u529b writer.write(“<br \/>”); } } catch (IOException e) { throw new JspException(e.getMessage()); } return SKIP_BODY; } \/** * doEndTag *\/ @Override public int doEndTag() throws JspException { return EVAL_PAGE; } \/** * value\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002 * @param value value *\/ public void setValue(String value) { this.value = value; } \/** * escapeXml\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002 * @param escapeXml escapeXml *\/ public void setEscapeXml(boolean escapeXml) { this.escapeXml = escapeXml; } } [\/java]\n\n\n\n
[xml]\n<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n\n<taglib xmlns=\"http:\/\/java.sun.com\/xml\/ns\/javaee\"\n xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n xsi:schemaLocation=\"http:\/\/java.sun.com\/xml\/ns\/javaee\/web-jsptaglibrary_2_1.xsd\"\n version=\"2.1\">\n\n <tlib-version>1.0<\/tlib-version>\n <short-name>br<\/short-name>\n\n <tag>\n <name>newLineToBr<\/name>\n <tag-class>jp.co.opentone.tag.NewLineToBRTag<\/tag-class>\n <body-content>empty<\/body-content>\n <attribute>\n <name>value<\/name>\n <required>true<\/required>\n <rtexprvalue>true<\/rtexprvalue>\n <\/attribute>\n <attribute>\n <name>escapeXml<\/name>\n <required>false<\/required>\n <rtexprvalue>true<\/rtexprvalue>\n <\/attribute>\n <\/tag>\n<\/taglib>\n[\/xml]<\/pre>\n\n\n\n
\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u3001web.xml\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
- web.xml<\/li><\/ul>\n\n\n\n
[xml]\n <jsp-config>\n <taglib>\n <taglib-uri>http:\/\/opentone.co.jp\/sample\/tag\/NewLineToBR<\/taglib-uri>\n <taglib-location>\/WEB-INF\/tags\/NewLineToBRTag.tld<\/taglib-location>\n <\/taglib>\n <\/jsp-config>\n[\/xml]<\/pre>\n\n\n\n
\u3055\u3063\u305d\u304f\u753b\u9762\u8868\u793a\u3057\u3066\u8a66\u3057\u3066\u307f\u307e\u3059\u3002
<\/a><\/p>\n\n\n\n![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2021\/03\/6270_001.png\")
<\/figure>\n\n\n\n\u3061\u3083\u3093\u3068\u51fa\u6765\u3066\u307e\u3059\u306d\u3002
\u30c6\u30b9\u30c8\u7528\u306b\u66f8\u3044\u305f\u30b3\u30fc\u30c9\u306f\u3053\u3061\u3089\u3002
\u203b\u4f8b\u306b\u3088\u3063\u3066\u3001\u4ee5\u524d\u4f5c\u6210\u3057\u305fSpring\u306e\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6d41\u7528
\u3000\u2192SpringIDE\u3067\u59cb\u3081\u308bSpringMVC\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/a><\/p>\n\n\n\n- HomeController.java<\/li><\/ul>\n\n\n\n
[java]\n@Controller\npublic class HomeController {\n\n private static final Logger logger = LoggerFactory.getLogger(HomeController.class);\n\n private static final String CR = \"\\r\";\n private static final String LF = \"\\n\";\n private static final String CRLF = \"\\r\\n\";\n\n \/**\n * Simply selects the home view to render by returning its name.\n *\/\n @RequestMapping(value = \"\/\", method = RequestMethod.GET)\n public String home(Locale locale, Model model) {\n logger.info(\"Welcome home! The client locale is {}.\", locale);\n\n Date date = new Date();\n DateFormat dateFormat = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG, locale);\n\n String formattedDate = dateFormat.format(date);\n\n \/\/ \u6539\u884c\u3092\u542b\u3080\u6587\u5b57\u5217\u306e\u4f5c\u6210\n String value =\n \"CR\u6539\u884c\" + CR +\n \"LF\u6539\u884c\" + LF +\n \"CRLF\u6539\u884c\" + CRLF +\n \"<i>\u6700\u5f8c\u306e\u884c<\/i>\";\n\n model.addAttribute(\"serverTime\", formattedDate );\n model.addAttribute(\"testNewLineValue\", value );\n\n return \"home\";\n }\n}\n[\/java]<\/pre>\n\n\n\n- home.jsp<\/li><\/ul>\n\n\n\n
[html]\n<%@ page pageEncoding=\"UTF-8\" %>\n<%@ page session=\"false\" %>\n<%@ taglib uri=\"http:\/\/java.sun.com\/jsp\/jstl\/core\" prefix=\"c\" %>\n<%@ taglib uri=\"http:\/\/opentone.co.jp\/sample\/tag\/NewLineToBR\" prefix=\"br\" %>\n<html>\n<head>\n <title>Home<\/title>\n<\/head>\n<body>\n<h1>\n Hello world!\n<\/h1>\n\n<P> The time on the server is ${serverTime}. <\/P>\n<h2>\u3010\u6539\u884c\u3092\u542b\u3080\u6587\u5b57\u5217\u8868\u793a\u3011<\/h2>\n<P> ${testNewLineValue} <\/P>\n\n<h2>\u3010br\u5909\u63db\u30c6\u30b9\u30c8\u3011<\/h2>\n<P><br:newLineToBr value=\"${testNewLineValue}\"\/><\/P>\n\n<\/body>\n<\/html>\n[\/html]<\/pre>\n\n\n\n
1\u884c\u3067\u3059\u3063\u304d\u308a\u66f8\u3051\u307e\u3057\u305f\u3002\uff08\u540d\u524d\u9577\u3044\u3051\u3069\u2026\uff09<\/p>\n
- home.jsp<\/li><\/ul>\n\n\n\n
- HomeController.java<\/li><\/ul>\n\n\n\n
- web.xml<\/li><\/ul>\n\n\n\n
![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2023\/02\/twitter_backlogskt_new.jpg\")
<\/a><\/div>","protected":false},"excerpt":{"rendered":"