最近在看pentaho-ce-5.1的源代碼,用ant進行編輯的時候總是出錯
Trying to override old definition of task javac Error
修改以前的內容
<?xml version="1.0" ?> <project name="HelloWorld" default="compress"> <presetdef name="javac"> <javac includeantruntime="false" /> </presetdef> <target name="init"> <mkdir dir="build/classes" /> <mkdir dir="dist" /> </target> <target name="compile" depends="init"> <javac srcdir="src" destdir="build/classes"/> </target> <target name="compress" depends="compile"> <jar destfile="dist/sample.jar" basedir="build/classes" /> </target> <target name="execute" depends="compile"> <java classname="src" classpath="build/classes" /> </target> <target name="clean"> </target> </project>
修改以後的內容
<presetdef name="my.javac"> <javac includeantruntime="false" /> </presetdef>
看到了,主要是將javac改成了my.javac