Hadoop The Definitive Guide 2 example code

<?xml version="1.0"?> <project name="htdg" basedir="." default="jar" xmlns:ivy="antlib:org.apache.ivy.ant"> <property environment="env"/> <property name="build.dir" value="build"/> <property name="src.dir" value="src/main"/> <property name="src.includes" value="**"/> <property name="src.test.dir" value="src/test"/> <property name="src.test.includes" value="**"/> <property name="classes.dir" value="${build.dir}/classes"/> <property name="lib.dir" value="lib"/> <property name="test.build.dir" value="${build.dir}/test"/> <property name="test.log.dir" value="${test.build.dir}/log"/> <target name="init"> <fail message="Please set the environment variable HADOOP_INSTALL."> <condition> <not> <isset property="env.HADOOP_INSTALL"/> </not> </condition> </fail> <fail message="Please set the environment variable HBASE_INSTALL."> <condition> <not> <isset property="env.HBASE_INSTALL"/> </not> </condition> </fail> <fail message="Please set the environment variable PIG_INSTALL."> <condition> <not> <isset property="env.PIG_INSTALL"/> </not> </condition> </fail> <fail message="Please set the environment variable HIVE_INSTALL."> <condition> <not> <isset property="env.HIVE_INSTALL"/> </not> </condition> </fail> <fail message="Please set the environment variable ZOOKEEPER_INSTALL."> <condition> <not> <isset property="env.ZOOKEEPER_INSTALL"/> </not> </condition> </fail> <path id="classpath"> <pathelement location="${classes.dir}"/> <fileset dir="${lib.dir}"> <include name="**/*.jar"/> </fileset> <fileset dir="${env.HADOOP_INSTALL}"> <include name="*.jar"/> <include name="lib/**/*.jar"/> </fileset> <fileset dir="${env.PIG_INSTALL}"> <include name="*.jar"/> <include name="lib/**/*.jar"/> </fileset> <fileset dir="${env.HIVE_INSTALL}"> <include name="*.jar"/> <include name="lib/**/*.jar"/> </fileset> <fileset dir="${env.ZOOKEEPER_INSTALL}"> <include name="*.jar"/> <include name="lib/**/*.jar"/> </fileset> </path> <path id="hbase.classpath"> <pathelement location="${classes.dir}"/> <fileset dir="${env.HBASE_INSTALL}"> <include name="*.jar"/> <include name="lib/**/*.jar"/> </fileset> </path> </target> <target name="clean" description="Deletes all build artifacts."> <delete dir="${build.dir}"/> </target> <target name="retrieve-dependencies" description="Retrieves dependencies (except Hadoop) using Ivy."> <ivy:retrieve log="download-only"/> </target> <target name="compile" depends="init,retrieve-dependencies" description="Compile main source tree."> <mkdir dir="${classes.dir}"/> <javac destdir="${classes.dir}" debug="true" deprecation="false" optimize="false" failonerror="true" includes="${src.includes}"> <src path="common/${src.dir}"/> <src path="ch02/${src.dir}"/> <src path="ch03/${src.dir}"/> <src path="ch04/${src.dir}"/> <src path="ch05/${src.dir}"/> <src path="ch06/${src.dir}"/> <src path="ch08/${src.dir}"/> <src path="ch11/${src.dir}"/> <src path="ch12/${src.dir}"/> <src path="ch14/${src.dir}"/> <classpath refid="classpath"/> </javac> <javac destdir="${classes.dir}" debug="true" deprecation="false" optimize="false" failonerror="true" includes="${src.test.includes}"> <src path="common/${src.test.dir}"/> <src path="book/${src.test.dir}"/> <classpath refid="classpath"/> </javac> <copy todir="${classes.dir}"> <fileset dir="."/> <mapper type="regexp" from=".*?/java/(.*)\.(properties|txt|xml)$$" to="\1.\2"/> </copy> </target> <target name="hbase.compile" depends="init,retrieve-dependencies" description="Compile HBase source tree."> <mkdir dir="${classes.dir}"/> <javac destdir="${classes.dir}" debug="true" deprecation="false" optimize="false" failonerror="true" includes="${src.includes}"> <src path="ch13/${src.dir}"/> <classpath refid="hbase.classpath"/> </javac> </target> <target name="jar" depends="compile" description="Creates a jar for running MapReduce jobs."> <jar destfile="job.jar" basedir="${classes.dir}"/> </target> <target name="hbase" depends="hbase.compile" description="Creates a jar for running HBase examples."> <jar destfile="hbase.jar" basedir="${classes.dir}"/> </target> <target name="pig" depends="compile" description="Creates a jar containing Pig UDFs."> <jar destfile="pig-examples.jar" basedir="${classes.dir}"/> </target> <target name="hive" depends="compile" description="Creates a jar containing Hive UDFs."> <jar destfile="hive-examples.jar" basedir="${classes.dir}"/> </target> <target name="findbugs" depends="jar"> <taskdef name="findbugs" classname="edu.umd.cs.findbugs.anttask.FindBugsTask"/> <property name="findbugs.out.dir" value="${test.build.dir}/findbugs"/> <property name="findbugs.report.htmlfile" value="${findbugs.out.dir}/hadoop-findbugs-report.html"/> <property name="findbugs.report.xmlfile" value="${findbugs.out.dir}/hadoop-findbugs-report.xml"/> <mkdir dir="${findbugs.out.dir}"/> <findbugs home="${findbugs.home}" excludeFilter="findbugs-exclude.xml" output="xml:withMessages" outputFile="${findbugs.report.xmlfile}"> <auxClasspath refid="classpath"/> <sourcePath path="common/${src.dir}/common/java" /> <sourcePath path="ch02/${src.dir}/java" /> <sourcePath path="ch03/${src.dir}/java" /> <sourcePath path="ch04/${src.dir}/java" /> <sourcePath path="ch05/${src.dir}/java" /> <sourcePath path="ch06/${src.dir}/java" /> <sourcePath path="ch09/${src.dir}/java" /> <class location="${build.dir}/job.jar" /> </findbugs> <xslt style="${findbugs.home}/src/xsl/default.xsl" in="${findbugs.report.xmlfile}" out="${findbugs.report.htmlfile}"/> </target> <target name="test" depends="init,compile" description="Runs unit tests."> <mkdir dir="${test.build.dir}"/> <mkdir dir="${test.log.dir}"/> <junit printsummary="yes" haltonfailure="no" errorProperty="tests.failed" failureProperty="tests.failed" fork="yes" maxmemory="256m"> <sysproperty key="hadoop.log.dir" value="${test.log.dir}"/> <classpath refid="classpath"/> <formatter type="plain"/> <batchtest todir="${test.build.dir}" unless="testcase"> <fileset dir="${classes.dir}" includes="**/*Test.class"/> </batchtest> <batchtest todir="${test.build.dir}" if="testcase"> <fileset dir="${classes.dir}" includes="**/${testcase}.class"/> </batchtest> </junit> <fail if="tests.failed">Tests failed!</fail> </target> <target name="all" depends="clean,test,jar" description="Runs clean,test,jar"/> </project>