Android用のプロガードを有効にすると、プロガードはアプリケーションに含まれるすべてのjarを難読化します。これらの jar には次が含まれます。
- libraryjars lib/Analytics_Android_SDK_2.1.jar
- libraryjars lib/commons-codec.jar
- libraryjars lib/commons-httpclient-3.1.jar
- libraryjars lib/commons-logging-1.1.jar
- libraryjars lib/weibo.jar
- libraryjars lib/signpost-core-1.2.1.1.jar
- libraryjars lib/signpost-commonshttp4-1.2.1.1.jar
- libraryjars lib/youmibannerad-android.jar
署名済みの jar をビルドしているときに、次のダンプが表示されます。
06-25 16:07:25.094: WARN/dalvikvm(13785): Exception Ljava/lang/NoSuchMethodError; own while initializing Lorg/apache/commons/httpclient/HttpMethodBase;
06-25 16:07:25.094: WARN/dalvikvm(13785): threadid=14: thread exiting with uncaught exception (group=0x40015560)
06-25 16:07:25.104: ERROR/AndroidRuntime(13785): FATAL EXCEPTION: Thread-18
06-25 16:07:25.104: ERROR/AndroidRuntime(13785): java.lang.ExceptionInInitializerError
06-25 16:07:25.104: ERROR/AndroidRuntime(13785): at weibo4andriod.http.HttpClient.a(Unknown Source)
06-25 16:07:25.104: ERROR/AndroidRuntime(13785): at weibo4andriod.Weibo.a(Unknown
Source)
06-25 16:07:25.104: ERROR/AndroidRuntime(13785): at com.snda.childbook.UpdateStatusThread.run(Unknown Source)
06-25 16:07:25.104: ERROR/AndroidRuntime(13785): at java.lang.Thread.run(Thread.java:1019)
06-25 16:07:25.104: ERROR/AndroidRuntime(13785): Caused by: java.lang.NoSuchMethodError: org.apache.commons.logging.LogFactory.c
06-25 16:07:25.104: ERROR/AndroidRuntime(13785): at org.apache.commons.httpclient.HttpMethodBase.<clinit>(Unknown Source)
06-25 16:07:25.104: ERROR/AndroidRuntime(13785): ... 4 more
06-25 16:07:25.104: WARN/ActivityManager(104): Force finishing activity com.snda.childbook/.BookReader
実際、このプロジェクトは sina weibo SDK に関するものです。proguard を使用して難読化すると、常に失敗し、以下のエラーが表示されます。
testpostmethord] Proguard returned with error code 1. See console
[2011-06-27 15:31:11 - testpostmethord] Note: there were 1 duplicate class definitions.
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.ServletContextCleaner: can't find superclass or interface javax.servlet.ServletContextListener
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.AvalonLogger: can't find referenced class org.apache.avalon.framework.logger.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Category
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Category
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Priority
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Priority
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Priority
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Priority
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Priority
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Category
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Category
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Category
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Priority
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Category
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Priority
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.Log4JLogger: can't find referenced class org.apache.log4j.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Hierarchy
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Hierarchy
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Hierarchy
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.LogKitLogger: can't find referenced class org.apache.log.Logger
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.ServletContextCleaner: can't find referenced class javax.servlet.ServletContextListener
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.ServletContextCleaner: can't find referenced class javax.servlet.ServletContextEvent
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.ServletContextCleaner: can't find referenced class javax.servlet.ServletContextEvent
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.ServletContextCleaner: can't find referenced class javax.servlet.ServletContextEvent
[2011-06-27 15:31:11 - testpostmethord] Warning: org.apache.commons.logging.impl.ServletContextCleaner: can't find referenced class javax.servlet.ServletContextEvent
[2011-06-27 15:31:11 - testpostmethord] You should check if you need to specify additional program jars.
[2011-06-27 15:31:11 - testpostmethord] Warning: there were 70 unresolved references to classes or interfaces.
[2011-06-27 15:31:11 - testpostmethord] You may need to specify additional library jars (using '-libraryjars').
[2011-06-27 15:31:11 - testpostmethord] java.io.IOException: Please correct the above warnings first.
[2011-06-27 15:31:11 - testpostmethord] at proguard.Initializer.execute(Initializer.java:321)
[2011-06-27 15:31:11 - testpostmethord] at proguard.ProGuard.initialize(ProGuard.java:211)
[2011-06-27 15:31:11 - testpostmethord] at proguard.ProGuard.execute(ProGuard.java:86)
[2011-06-27 15:31:11 - testpostmethord] at proguard.ProGuard.main(ProGuard.java:492)
コード -ignorewarnings をプロガード構成ファイルに追加したため、警告はすべて消えましたが、アプリケーションを実行すると、タイトルにあるエラーが発生します。