
Here are two new ant tasks - BZip2 and BUnzip2. �These
two tasks use the BZip2 compression algorithm (Visit:
http://sourceware.cygnus.com/bzip2/�for more info.) for
packing and unpacking.
These tasks resemble GZip and GUnzip tasks in input,
input validation, etc. �Hence, I refactored GZip and
GUnzip tasks as well so that the tasks GZip and BZip2
extend from a common base class named Pack, and
GUnzip and BUnzip2 extend from a common base class named
Unpack. �This lays the foundation for creating more Pack
tasks based on different algorithms like lzop, etc. in
the future.
The BZip2 and BUnzip2 tasks depend upon 4 classes:
BZip2Constants.java
CBZip2InputStream.java
CBZip2OutputStream.java
CRC.java
Keiron Liddle (keiron@aftexsw.com) has graciously
accepted to contribute the above code files he has
authored, under ASF license - many thanks to him. �I
have packaged them under org.apache.tools.bzip2,
mimicking the package naming style that has been used
for zip and tar tools we already have. �I have also
given proper credits to him in the code. �Perhaps, this
needs to exist under jakarta-commons, as Stefan had
suggested, but till then...
Submitted by: "Magesh Umasankar" <umagesh@rediffmail.com>
git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@269919 13f79535-47bb-0310-9956-ffa450edef68
24 years ago |
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- #!/bin/sh
-
- # Make sure that the classpath & java_home are in Unix format before we use them
- if [ "$OSTYPE" = "cygwin32" ] || [ "$OSTYPE" = "cygwin" ] ; then
- CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
- JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
- fi
-
- # You will need to specify JAVA_HOME if compiling with 1.2 or later.
-
- if [ -n "$JAVA_HOME" ] ; then
- if [ -f "$JAVA_HOME/lib/tools.jar" ] ; then
- CLASSPATH=$CLASSPATH:$JAVA_HOME/lib/tools.jar
- fi
-
- if [ -f "$JAVA_HOME/lib/classes.zip" ] ; then
- CLASSPATH=$CLASSPATH:$JAVA_HOME/lib/classes.zip
- fi
- else
- echo "Warning: JAVA_HOME environment variable not set."
- echo " If build fails because sun.* classes could not be found"
- echo " you will need to set the JAVA_HOME environment variable"
- echo " to the installation directory of java."
- fi
-
- # IBM's JDK on AIX uses strange locations for the executables:
- # JAVA_HOME/jre/sh for java and rmid
- # JAVA_HOME/sh for javac and rmic
- if [ -z "$JAVAC" ] ; then
- if [ -n "$JAVA_HOME" ] ; then
- if [ -x "$JAVA_HOME/sh/javac" ] ; then
- JAVAC=${JAVA_HOME}/sh/javac;
- else
- JAVAC=${JAVA_HOME}/bin/javac;
- fi
- else
- JAVAC=javac
- fi
- fi
- if [ -z "$JAVACMD" ] ; then
- if [ -n "$JAVA_HOME" ] ; then
- if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
- JAVACMD=$JAVA_HOME/jre/sh/java
- else
- JAVACMD=$JAVA_HOME/bin/java
- fi
- else
- JAVACMD=java
- fi
- fi
-
- if [ ! -x "$JAVACMD" ] ; then
- echo "Error: JAVA_HOME is not defined correctly."
- echo " We cannot execute $JAVACMD"
- exit
- fi
-
- ANT_HOME=.
- export ANT_HOME
-
- echo ... Bootstrapping Ant Distribution
-
- if [ -d "bootstrap" ] ; then
- rm -r bootstrap
- fi
-
- if [ -d "build/classes" ] ; then
- rm -r build/classes
- fi
-
- CLASSPATH=lib/crimson.jar:${CLASSPATH}
-
- DIRLIBS=lib/optional/*.jar
- for i in ${DIRLIBS}
- do
- # if the directory is empty, then it will return the input string
- # this is stupid, so case for it
- if [ "$i" != "${DIRLIBS}" ] ; then
- CLASSPATH=$CLASSPATH:"$i"
- fi
- done
-
- TOOLS=src/main/org/apache/tools
- CLASSDIR=build/classes
-
- CLASSPATH=${CLASSDIR}:src/main:${CLASSPATH}
-
- # convert the unix path to windows
- if [ "$OSTYPE" = "cygwin32" ] || [ "$OSTYPE" = "cygwin" ] ; then
- CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
- fi
-
- export CLASSPATH
-
- mkdir -p build
- mkdir -p ${CLASSDIR}
- mkdir -p bin
-
- echo ... Compiling Ant Classes
-
- "${JAVAC}" -d ${CLASSDIR} ${TOOLS}/bzip/*.java ${TOOLS}/tar/*.java ${TOOLS}/zip/*.java \
- ${TOOLS}/ant/util/regexp/RegexpMatcher.java \
- ${TOOLS}/ant/util/regexp/RegexpMatcherFactory.java \
- ${TOOLS}/ant/util/*.java ${TOOLS}/ant/types/*.java \
- ${TOOLS}/ant/*.java ${TOOLS}/ant/taskdefs/*.java \
- ${TOOLS}/ant/taskdefs/compilers/*.java \
- ${TOOLS}/ant/taskdefs/condition/*.java
-
- echo ... Copying Required Files
-
- cp src/main/org/apache/tools/ant/taskdefs/defaults.properties \
- ${CLASSDIR}/org/apache/tools/ant/taskdefs
- cp src/main/org/apache/tools/ant/types/defaults.properties \
- ${CLASSDIR}/org/apache/tools/ant/types
- cp src/script/antRun bin
- chmod +x bin/antRun
-
- echo ... Building Ant Distribution
-
- "${JAVACMD}" -classpath "${CLASSPATH}" -Dant.home=. org.apache.tools.ant.Main -emacs bootstrap
-
- echo ... Cleaning Up Build Directories
-
- rm -rf ${CLASSDIR}
- rm -rf bin
-
- echo ... Done Bootstrapping Ant Distribution
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