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我想弄清楚如何添加與螞蟻的外部罐子。如何添加與螞蟻的外部罐子?
我與NetBeans的這個簡單的項目「使用」外部庫(GSON 2.3.1):
這是build.xml文件:
<?xml version="1.0" encoding="UTF-8"?>
<project name="Project" default="main" basedir=".">
<property name="lib.dir" location="lib" />
<property name="src.dir" location="src" />
<property name="build.dir" location="build" />
<property name="classes.dir" location="${build.dir}/classes" />
<property name="jar.dir" location="${build.dir}/jar" />
<target name="main" depends="execute">
<echo message="targets completed" />
</target>
<target name="execute" depends="jar">
<java jar="${jar.dir}/${ant.project.name}.jar" fork="true" />
</target>
<target name="jar" depends="compile">
<jar destfile="${jar.dir}/${ant.project.name}.jar" basedir="${classes.dir}">
<manifest>
<attribute name="Main-Class" value="project.Project"/>
</manifest>
</jar>
</target>
<target name="compile" depends="makedir">
<javac srcdir="${src.dir}" destdir="${classes.dir}">
<classpath>
<path>
<fileset dir="${lib.dir}">
<include name="**/*.jar" />
</fileset>
</path>
</classpath>
</javac>
</target>
<target name="makedir" depends="clean">
<mkdir dir="${build.dir}" />
<mkdir dir="${classes.dir}" />
<mkdir dir="${jar.dir}" />
</target>
<target name="clean">
<delete dir="${build.dir}" />
</target>
</project>
如果我跑這跟螞蟻,我從 '執行' 的目標得到例外[java] Exception in thread "main" java.lang.NoClassDefFoundError: com/google/gson/Gson
。哪裏不對?
另見這個答案。可以將所有罐子裝入一個大罐子中。在清單中使用類路徑:http://stackoverflow.com/questions/3143567/cannot-find-main-class-in-file-compiled-with-ant/3144290#3144290 –