1 download src
sudo apt-get install ant (not neccesary)
install jdk
sudo tar -xvf jdk-7u25-linux-x64.tar.gz (in root directory)
sudo vi /etc/profile
JAVA_HOME=/jre1.7.0_25:/jsd1.7.0_25
PATH=$JAVA_HOME/bin:$PATH CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar sourc /etc/profile sudo apt-get install maven sudo apt-get install cmake findbugs (in eclipse-help-eclipse marketplace) protocolbuffer download protobuf-2.5.0.tar make clean ./configure --prefix=/usr/local make make check sudo make install sudo /etc/ld.so.conf.d/libprotobuf.conf /usr/local/lib sudo ldconfig protoc --version (check ) 2 BUILDING.TXT cd hadoop-maven-plugins mvn install cd .. mvn eclipse:eclipse -DskipTestseclipse-file-import-existing projects into workspace building distributions: mvn package -Pdist,native,docs -DskipTests -Dtar