13. $ env | grep JAVA JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/Home $ java -version java -versionjava version quot;1.5.0_07quot;Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_07-154)Java HotSpot(TM) Client VM (build 1.5.0_07-87, mixed mode, sharing) $ curl -O http://www.apache.org/dist/lucene/hadoop/stable/hadoop-0.13.0.tar.gz $ tar zxvf hadoop-0.13.
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