{"id":188,"date":"2012-11-03T23:30:43","date_gmt":"2012-11-03T14:30:43","guid":{"rendered":"http:\/\/www.climb.co.jp\/blog_espress\/archives\/188"},"modified":"2024-01-18T17:16:56","modified_gmt":"2024-01-18T08:16:56","slug":"%e3%83%bblog4j%e3%81%a8espressreport%e3%81%ae%e6%b4%bb%e7%94%a8%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6%e3%80%90java%e5%af%be%e5%bf%9c%e3%83%ac%e3%83%9d%e3%83%bc%e3%83%88%e3%83%bb%e5%b8%b3%e7%a5%a8","status":"publish","type":"post","link":"https:\/\/www.climb.co.jp\/blog_espress\/archives\/188","title":{"rendered":"Log4J\u3068EspressReport\u3068\u306e\u6709\u52b9\u5229\u7528\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3010Java\u5bfe\u5fdc\u30ec\u30dd\u30fc\u30c8\u30fb\u5e33\u7968\u30c4\u30fc\u30ebEspressReport\u3011"},"content":{"rendered":"

\"\"<\/p>\n

1.1 Log4J \u3068\u306f<\/p>\n

Log4J \u306f Jakarta \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u958b\u767a\u304c\u9032\u3081\u3089\u308c\u3066\u3044\u308b Java \u30d7\u30ed\u30b0\u30e9\u30e0\u7528\u306e\u30ed\u30b0 API \u3067\u3059\u3002Log4J \u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u69d8\u3005\u306a\u30ed\u30ae\u30f3\u30b0\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u3082\u5341\u5206\u306b\u914d\u616e\u3055\u308c\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u30ed\u30b0\u306e\u8a18\u9332\u306b\u7528\u3044\u308b\u30b3\u30fc\u30c9\u3092\u30d7\u30ed\u30b0\u30e9\u30e0\u30bd\u30fc\u30b9\u306b\u6b8b\u3057\u305f\u307e\u307e\u51fa\u8377\u3057\u3066\u3082\u3001\u7279\u306b\u554f\u984c\u306f\u8d77\u3053\u3089\u306a\u3044\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n

Log4J\u3092\u4f7f\u3046\u3053\u3068\u3067\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n

\u30ed\u30b0\u306e\u51fa\u529b\u30ec\u30d9\u30eb\u306e\u8a2d\u5b9a
\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u306e\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3
\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306b\u3088\u308b\u51fa\u529b\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba
\u30af\u30e9\u30b9\u53ca\u3073\u30d1\u30c3\u30b1\u30fc\u30b8\u6bce\u306e\u30ed\u30ae\u30f3\u30b0\u5236\u5fa1
\u51fa\u529b\u5bfe\u8c61\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\uff08\u30d5\u30a1\u30a4\u30eb\u3001\u30b3\u30f3\u30bd\u30fc\u30eb\u3001DB\u3001\u30fb\u30fb\u30fb\uff09<\/p>\n

\u4ed6\u306b\u3082 Log4J \u306e\u512a\u308c\u305f\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002\u30ed\u30b0\u3092\u51fa\u529b\u3059\u308b\u90e8\u5206\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u4e2d\u306e\u7279\u5b9a\u90e8\u5206\u306e\u52d5\u4f5c\u60c5\u5831\u3060\u3051\u3092\u51fa\u529b\u3057\u305f\u308a\u3001\u51fa\u529b\u5148\u306b\u30d5\u30a1\u30a4\u30eb\u3001OutputStream\u3001java.io.Writer\u3001\u30ea\u30e2\u30fc\u30c8 Log4J \u30b5\u30fc\u30d0\u3001\u30ea\u30e2\u30fc\u30c8 Unix Syslog \u30c7\u30fc\u30e2\u30f3\u3001NT \u30a4\u30d9\u30f3\u30c8\u30ed\u30b0\u306a\u3069\u3092\u7c21\u5358\u306b\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

http:\/\/logging.apache.org\/<\/a><\/p>\n

1.2 Log4J \u306e\u69cb\u6210<\/p>\n

Log4J \u306b\u306f 3 \u3064\u306e\u4e3b\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002
\u2022 Logger
\u2022 Appender
\u2022 Layout<\/p>\n

Logger\uff1a\u3000Log4J\u306e\u6700\u5927\u306e\u5229\u70b9\u306f\u3001\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30ab\u30c6\u30b4\u30ea\u30fc\u3054\u3068\u306b\u5206\u985e\u3059\u308b\u3053\u3068\u3067\u3001 \u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30ab\u30c6\u30b4\u30ea\u30fc\u3054\u3068\u306b\u51fa\u529b\u3059\u308b\u304b\u3069\u3046\u304b\u306e\u9078\u629e\u304c\u3067\u304d\u308b\u3053\u3068\u3067 \u3059\u3002\u3053\u306e\u6a5f\u80fd\u3092\u4f7f\u3048\u3070\u3001\u4efb\u610f\u306e\u7c92\u5ea6\u3067\u30ed\u30b0\u51fa\u529b\u3059\u308b\u304b\u3069\u3046\u304b\u306e\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002
\u30ab\u30c6\u30b4\u30ea\u30fc\u540d\u306f\u3001\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u306e\u533a\u5225\u304c\u3042\u308a\u3001\u30c9\u30c3\u30c8\u3067\u533a\u5207\u3089\u308c\u305f\u968e\u5c64\u7684 \u306a\u540d\u524d\u4ed8\u3051\u898f\u5247\u306b\u5f93\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001”com.foo” \u3068\u540d\u3065\u3051\u3089\u308c\u305f\u30ab\u30c6\u30b4\u30ea\u30fc \u306f\u3001 “com.foo.Bar”\u3068\u540d\u3065\u3051\u3089\u308c\u305f\u30ab\u30c6\u30b4\u30ea\u30fc\u306e\u89aa\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u5168\u3066 \u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u306e\u89aa\u306b\u3042\u305f\u308b\u3082\u306e\u306fRoot\u30ab\u30c6\u30b4\u30ea\u30fc\u306b\u306a\u308a\u307e\u3059\u3002
\u305d\u308c\u305e\u308c\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u306f\u3001\u512a\u5148\u5ea6\u3092\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8a2d\u5b9a\u53ef\u80fd\u306a \u512a\u5148\u5ea6\u306f\u3001\u9ad8\u3044\u9806\u306bFATAL\u3001ERROR\u3001WARN\u3001 INFO\u3001DEBUG\u3067\u3059\u3002\u4e0e\u3048\u3089\u308c\u305f\u30ab\u30c6\u30b4\u30ea\u30fc\u304c\u512a\u5148\u5ea6\u3092\u5272 \u308a\u5f53\u3066\u3089\u308c\u306a\u3044\u3068\u304d\u306f\u3001\u512a\u5148\u5ea6\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u6700\u3082\u8fd1\u3044\u5148\u7956\u304b\u3089\u3001\u512a\u5148\u5ea6 \u3092\u7d99\u627f\u3057\u307e\u3059\u3002<\/p>\n

Appender \uff1aLog4J\u3067\u306f\u3001appender\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u69d8\u3005\u306a\u5b9b\u5148\u306b\u30ed\u30b0\u3092\u51fa\u529b\u3059\u308b\u3053\u3068\u304c \u3067\u304d\u307e\u3059\u3002 \u73fe\u5728appender\u306f\u3001\u30b3\u30f3\u30bd\u30fc\u30eb\u3001\u30d5\u30a1\u30a4\u30eb\u3001GUI \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3001 \u30ea\u30e2\u30fc\u30c8\u30bd\u30b1\u30c3\u30c8\u30b5\u30fc\u30d0\u3001JMS\u3001NT \u30a4\u30d9\u30f3\u30c8\u30ed\u30b0\u3001\u30ea\u30e2\u30fc\u30c8\u30fbUNIX Syslog \u30c7\u30fc\u30e2\u30f3\u304c\u3042\u308a\u307e\u3059\u3002\u30ab\u30c6\u30b4\u30ea\u306f\u8907\u6570\u306e\u30a2\u30da\u30f3\u30c0\uff0d\u3092\u53c2\u7167\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

Layout \u306f\u305d\u306e\u540d\u306e\u901a\u308a\u3001\u30ed\u30b0\u306e\u51fa\u529b\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6307\u5b9a\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u5358\u7d14\u306a\u30c6\u30ad\u30b9\u30c8\u51fa\u529b\u3001\u30e6\u30fc\u30b6\u304c\u6307\u5b9a\u3057\u305f\u30ec\u30a4\u30a2\u30a6\u30c8\u3001HTML \u306e\u30c6\u30fc\u30d6\u30eb\u30ec\u30a4\u30a2\u30a6\u30c8\u306a\u3069\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

1.3 Configuration Scripts:<\/p>\n

\u901a\u5e38\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30b3\u30fc\u30c9\u306b\u30ed\u30b0\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u633f\u5165\u3059\u308b\u3053\u3068\u306f\u7c21\u5358\u306a\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002Log4J\u74b0\u5883\u306f\u5b8c\u5168\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u30fb\u30b3\u30f3\u30d5\u30a3\u30b0\u30e9\u30d6\u30eb\u3067\u3059\u3002\u3055\u3089\u306b\u30b3\u30f3\u30d5\u30a3\u30b0\u30e9\u30d6\u30eb\u30fb\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3055\u3089\u306b\u67d4\u8edf\u6027\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u30b3\u30f3\u30d5\u30a3\u30b0\u30e9\u30d6\u30eb\u30fb\u30d5\u30a1\u30a4\u30eb\u306fXML\u3067java properties (key=value)\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

\"\"<\/p>\n

1.4 Log4j in EspressReport:<\/p>\n

EspressReport\u306eJava\u30d7\u30ed\u30b0\u30e9\u30e0\u306blog4j\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\u203blog4j\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3001\u8106\u5f31\u6027\u306e\u554f\u984c\u306b\u3088\u308a\u3001ver 7.0 update 12<\/a>\u4ee5\u964d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u542b\u307e\u308c\u3066\u304a\u308a\u307e\u305b\u3093\u3002<\/span><\/p>\n

——–Java\u30d7\u30ed\u30b0\u30e9\u30e0\u30b5\u30f3\u30d7\u30eb————-<\/p>\n

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.text.*;
import java.util.Date;<\/p>\n

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

import org.apache.log4j.*;<\/p>\n

import quadbase.common.param.Parameters;
import quadbase.reportdesigner.ReportAPI.QbReport;<\/p>\n

–
–
–
——————————————————<\/p>\n

1.5 \u30ed\u30b0\u51fa\u529b\u4f8b:<\/p>\n

Tomcat\u3067\u306eLog4J\u306b\u3088\u308b\u30ed\u30b0\u30fb\u30d5\u30a9\u30eb\u30c0\u306b\u751f\u6210\u3055\u308c\u305f\u51fa\u529b\u30ed\u30b0<\/p>\n

\"\"<\/p>\n

1.6 \u30ec\u30dd\u30fc\u30c8\u51fa\u529b\u4f8b:<\/p>\n

EspressReport\u306b\u3088\u308a\u30ed\u30b0\u304b\u3089PDF\u3067\u306e\u51fa\u529b\u30b5\u30f3\u30d7\u30eb<\/p>\n

\"\"<\/p>\n

1.7 \u7d50\u8ad6\uff1a
Log4jJ\u306f\u30ed\u30ae\u30f3\u30b0\u306e\u69d8\u3005\u306a\u8981\u4ef6\u3092\u5b9f\u88c5\u3057\u305f\u30ed\u30ae\u30f3\u30b0\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u4e00\u3064\u3067\u3001\u591a\u304f\u306e\u6a5f\u80fd\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u306e\u30ec\u30dd\u30fc\u30c8\u6a5f\u80fd\u306f\u8ca7\u5f31\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002Log4J\u3068EspressReport<\/a>\u3092\u4f75\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u30ec\u30dd\u30fc\u30c8\u3068\u30c1\u30e3\u30fc\u30c8\u3092\u6301\u3063\u305f\u30e6\u30fc\u30b6\u306b\u5206\u304b\u308a\u6613\u3044\u30ec\u30dd\u30fc\u30c8\u3092\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306b\u4f5c\u6210\u30fb\u914d\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\u540c\u69d8\u306bEspressChart<\/a>\u3092\u6d3b\u7528\u3057\u3066\u30b0\u30e9\u30d5\uff08\u30c1\u30e3\u30fc\u30c8\uff09\u3078\u306e\u5c55\u958b\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n","protected":false},"excerpt":{"rendered":"

Log4J \u306f Jakarta \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u958b\u767a\u304c\u9032\u3081\u3089\u308c\u3066\u3044\u308b Java \u30d7\u30ed\u30b0\u30e9\u30e0\u7528\u306e\u30ed\u30b0 API \u3067\u3059\u3002Log4J \u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u69d8\u3005\u306a\u30ed\u30ae\u30f3\u30b0\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u305d\u306e\u30ec\u30dd\u30fc\u30c8\u6a5f\u80fd\u306f\u5145\u5206\u306a\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002Log4j\u3068EspressReport\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u30d3\u30b8\u30e5\u30a2\u30eb\u306a\u30ed\u30b0\u30fb\u30ec\u30dd\u30fc\u30c8\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002
\n \u7d9a\u304d\u3092\u8aad\u3080 →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[3,4],"tags":[37,48,69,146,234,14,28,29,30],"class_list":["post-188","post","type-post","status-publish","format-standard","hentry","category-espresschart","category-espressreport","tag-37","tag-48","tag-69","tag-146","tag-syslog","tag-14","tag-28","tag-log4j","tag-30"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t