面试题与答案

<!-- Import properties from build.properties -->
<property name="build.properties" value="${basedir}/conf/build.properties" />
<fail message="Missing build.properties file: please use -Dbuild.properties=/path/to/file">
<condition>
<not>
<available file="${build.properties}" type="file" />
</not>
</condition>
</fail>
<property file="${build.properties}" />

<path id="classpath.base">
<pathelement location="${glassfish.home}/lib/javaee.jar" />
<fileset dir="${lib.dir}">
<include name="log4j-1.2.15.jar" />
<include name="el-impl-1.0.jar" />
</fileset>
</path>

<target name="clean" depends="-clean" />
<target name="-clean">
<delete dir="${build.dir}/*" />
<delete dir="${build.dir}/classes" />
<delete dir="${build.dir}/test-classes" />
<delete dir="${build.dir}/release" />
<delete file="${build.dir}/*.jar" />
<delete file="${build.dir}/VERSION.txt" />
</target>