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Mavenを使用してコードをパッケージ化しています。私はProguardでコードを難読化したいと思います。だから私はこのexampleにつまずいて、それを私のPomファイルに追加しました。しかし、コードをパッケージ化すると（難読化されます）、実行されません。エラーは次のとおりです。ここでMaven with Proguard with jar-with-dependencies
Exception in thread "main" java.lang.ExceptionInInitializerError
at e.a.b.i.c.L.h(Unknown Source)
at e.a.b.i.c.L.<init>(Unknown Source)
at a.b.a.a.c.b.b(Unknown Source)
at a.b.a.a.c.b.<clinit>(Unknown Source)
at a.b.a.a.b.a(Unknown Source)
at a.b.a.a.b.a(Unknown Source)
at a.b.a.b.a.d(Unknown Source)
at d.b.d.a(Unknown Source)
at d.b.b.a(Unknown Source)
at d.b.a(Unknown Source)
at b.c.a(Unknown Source)
at SuperProgramMain.main(Unknown Source)
Caused by: e.a.a.b.b: java.lang.ClassNotFoundException: org.apache.commons.logging.impl.LogFactoryImpl (Caused by java.lang.ClassNotFoundException: org.apache.commons.logging.impl.LogFactoryImpl)
at e.a.a.b.c.b(Unknown Source)
at e.a.a.b.e.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at e.a.a.b.c.a(Unknown Source)
at e.a.a.b.c.c(Unknown Source)
at e.a.a.b.c.b(Unknown Source)
at e.a.b.f.e.a.<init>(Unknown Source)
at e.a.b.f.e.b.<init>(Unknown Source)
at e.a.b.f.e.f.<clinit>(Unknown Source)
... 12 more
Caused by: java.lang.ClassNotFoundException: org.apache.commons.logging.impl.LogFactoryImpl
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 21 more
Exception in thread "Shutdown-thread" java.lang.NullPointerException
at a.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
が私の現在のポンポンファイルです：
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.example.SuperProgram</groupId>
<artifactId>SuperProgramMainValue</artifactId>
<version>1.0-SNAPSHOT</version>
<name>SuperProgram</name>
<repositories>
<repository>
<id>spongepowered</id>
<url>https://repo.spongepowered.org/maven</url>
</repository>
<repository>
<id>restlet</id>
<url>http://maven.restlet.com</url>
</repository>
</repositories>
<build>
<resources>
<resource>
<directory>${project.basedir}/src/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.7.0</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>templating-maven-plugin</artifactId>
<version>1.0-alpha-3</version>
<executions>
<execution>
<id>filter-src</id>
<goals>
<goal>filter-sources</goal>
</goals>
</execution>
</executions>
<configuration>
<mainClass>SuperProgramMain</mainClass>
<cleanupDaemonThreads>false</cleanupDaemonThreads>
</configuration>
</plugin>
<plugin>
<artifactId>maven-assembly-plugin</artifactId>
<executions>
<execution>
<id>assembly</id>
<goals>
<goal>single</goal>
</goals>
<phase>package</phase>
<configuration>
<descriptorRefs>
<descriptorRef>jar-with-dependencies</descriptorRef>
</descriptorRefs>
<archive>
<manifest>
<mainClass>SuperProgramMain</mainClass>
</manifest>
</archive>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>com.github.wvengen</groupId>
<artifactId>proguard-maven-plugin</artifactId>
<version>2.0.8</version>
<executions>
<execution>
<phase>package</phase>
<goals><goal>proguard</goal></goals>
<configuration>
<injar>${project.build.finalName}-jar-with-dependencies.jar</injar> <!-- make sure to obfuscate the jar with dependencies -->
<proguardVersion>5.3.3</proguardVersion>
<options>
<option>-allowaccessmodification</option>
<option>-dontoptimize</option>
<option>-dontshrink</option>
<option>-dontnote</option>
<option>-dontwarn</option> <!-- added option to ignore com.sun missing classes -->
<option>-keepattributes Signature</option>
<option>-keep class SuperProgramMain { *; }</option>
</options>
<libs>
<lib>${java.home}/lib/rt.jar</lib>
</libs>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>net.sf.proguard</groupId>
<artifactId>proguard-base</artifactId>
<version>5.3.3</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>RELEASE</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId>
<version>RELEASE</version>
</dependency>
<dependency>
<groupId>net.sourceforge.cssparser</groupId>
<artifactId>cssparser</artifactId>
<version>0.9.24</version>
</dependency>
<dependency>
<groupId>com.mashape.unirest</groupId>
<artifactId>unirest-java</artifactId>
<version>1.4.9</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.3.6</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpasyncclient</artifactId>
<version>4.0.2</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpmime</artifactId>
<version>4.3.6</version>
</dependency>
<dependency>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
<version>20140107</version>
</dependency>
<dependency>
<groupId>org.jfree</groupId>
<artifactId>jfreechart</artifactId>
<version>1.5.0</version>
</dependency>
<dependency>
<groupId>org.twitter4j</groupId>
<artifactId>twitter4j-core</artifactId>
<version>[4.0,)</version>
</dependency>
</dependencies>
依存関係をロギングコモンズは、難読化ジャーバージョンに含まれているませです。ベースバージョンでのみ..だから私はClassNotFoundErrorを取得し続ける！