我得到了：java.lang.UnsatisfiedLinkError: no gplcompression in java.library.path所以我跟着：
[http://wiki.apache.org/hadoop/UsingLzoCompression]所以运行后
$ant compile-native
我收到很多错误：
$ ant compile-native
Buildfile: /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/build.xml
ivy-download:
[get] Getting: http://repo2.maven.org/maven2/org/apache/ivy/ivy/2.0.0-rc2/ivy-2.0.0-rc2.jar
[get] To: /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/ivy/ivy-2.0.0-rc2.jar
^Cmycomputer@mycomputerD_LAP:~/tmp/hadoop-gpl-compression-0.1.0$ clear
mycomputer@mycomputerD_LAP:~/tmp/hadoop-gpl-compression-0.1.0$ ant compile-native
Buildfile: /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/build.xml
ivy-download:
[get] Getting: http://repo2.maven.org/maven2/org/apache/ivy/ivy/2.0.0-rc2/ivy-2.0.0-rc2.jar
[get] To: /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/ivy/ivy-2.0.0-rc2.jar
[get] Not modified - so not downloaded
ivy-init-dirs:
ivy-probe-antlib:
ivy-init-antlib:
ivy-init:
[ivy:configure] :: Ivy 2.0.0-rc2 - 20081028224207 :: http://ant.apache.org/ivy/ ::
:: loading settings :: file = /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/ivy/ivysettings.xml
ivy-resolve-common:
[ivy:resolve] :: resolving dependencies :: com.hadoop.gplcompression#Hadoop-GPL-Compression;working@mycomputerD_LAP
[ivy:resolve] confs: [common]
[ivy:resolve] found commons-logging#commons-logging;1.0.4 in default
[ivy:resolve] found junit#junit;3.8.1 in default
[ivy:resolve] found commons-logging#commons-logging-api;1.0.4 in maven2
[ivy:resolve] :: resolution report :: resolve 162ms :: artifacts dl 6ms
---------------------------------------------------------------------
| | modules || artifacts |
| conf | number| search|dwnlded|evicted|| number|dwnlded|
---------------------------------------------------------------------
| common | 3 | 0 | 0 | 0 || 3 | 0 |
---------------------------------------------------------------------
ivy-retrieve-common:
[ivy:retrieve] :: retrieving :: com.hadoop.gplcompression#Hadoop-GPL-Compression
[ivy:retrieve] confs: [common]
[ivy:retrieve] 0 artifacts copied, 3 already retrieved (0kB/7ms)
No ivy:settings found for the default reference 'ivy.instance'. A default instance will be used
DEPRECATED: 'ivy.conf.file' is deprecated, use 'ivy.settings.file' instead
:: loading settings :: file = /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/ivy/ivysettings.xml
init:
compile-java:
[javac] /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/build.xml:191: warning: 'includeantruntime' was not set, defaulting to build.sysclasspath=last; set to false for repeatable builds
[javac] Compiling 9 source files to /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/build/classes
[javac] warning: [options] bootstrap class path not set in conjunction with -source 1.6
[javac] /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/src/java/com/hadoop/compression/lzo/LzoCodec.java:27: error: package org.apache.hadoop.conf does not exist
[javac] import org.apache.hadoop.conf.Configurable;
[javac] ^
[javac] /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/src/java/com/hadoop/compression/lzo/LzoCodec.java:28: error: package org.apache.hadoop.conf does not exist
[javac] import org.apache.hadoop.conf.Configuration;
[javac] ^
[javac] /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/src/java/com/hadoop/compression/lzo/LzoCodec.java:29: error: cannot find symbol
[javac] import org.apache.hadoop.io.compress.BlockCompressorStream;
[javac] ^
[javac] symbol: class BlockCompressorStream
[javac] location: package org.apache.hadoop.io.compress
[javac] /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/src/java/com/hadoop/compression/lzo/LzoCodec.java:30: error: cannot find symbol
[javac] import org.apache.hadoop.io.compress.BlockDecompressorStream;
[javac] ^
[javac] symbol: class BlockDecompressorStream
[javac] location: package org.apache.hadoop.io.compress
[javac] /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/src/java/com/hadoop/compression/lzo/LzoCodec.java:31: error: cannot find symbol
[javac] import org.apache.hadoop.io.compress.CompressionCodec;
[javac] ^
[javac] symbol: class CompressionCodec
[javac] location: package org.apache.hadoop.io.compress
[javac] /home/mycomputer/tmp/hadoop-gpl-compression-0.1.0/src/java/com/hadoop/compression/lzo/LzoCodec.java:32: error: cannot find symbol
[javac] import org.apache.hadoop.io.compress.CompressionInputStream;
帮助！