java下载安装 hadoop2.7.2编译

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Requirements:

* Unix System

* JDK 1.7+

* Maven 3.0 or later

* Findbugs 1.3.9 (if running findbugs)

* ProtocolBuffer 2.5.0

* CMake 2.6 or newer (if compiling native code), must be 3.0 or newer on Mac

* Zlib devel (if compiling native code)

* openssl devel ( if compiling native hadoop-pipes )

* Internet connection for first build (to fetch all Maven and Hadoop dependencies)

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Building distributions:

Create binary distribution without native code and without documentation:

?? $ mvn package -Pdist -DskipTests -Dtar

Create binary distribution with native code and with documentation:

?? $ mvn package -Pdist,native,docs -DskipTests -Dtar

Create source distribution:

?? $ mvn package -Psrc -DskipTests

Create source and binary distributions with native code and documentation:

?? $ mvn package -Pdist,native,docs,src -DskipTests -Dtar

Create a local staging version of the website (in /tmp/hadoop-site)

?? $ mvn clean site; mvn site:stage -DstagingDirectory=/tmp/hadoop-site

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If the build process fails with an out of memory error, you should be able to fix

it by increasing the memory used by maven -which can be done via the environment

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