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未验证 提交 ed94f118 编写于 作者: 张 张哈希 提交者： GitHub
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[ISSUE #1870] Add Support for Java 9+ and compatible to previous Java version (#2210) 

* add jdk11 jvm option

* add jdk11 jvm option for server

* fix jdk11 jvm option for server

* [maven-release-plugin] prepare for next development iteration

* add support JVM Flag for Java version not less than 9 (including Java 9 - 14)

* add support JVM Flag for Java version not less than 9 (including Java 9 - 14) in windows env

* remove useless comment

Co-authored-by: zhanghaoxin-at-826767166263 <COk6iTbDdOqj/yq53u9n9vPTy+3pmZNcm4mKOhImudI=>
Co-authored-by: Nrongtongjin <794220751@qq.com>
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Showing with 108 addition and 39 deletion
distribution/bin/runbroker.cmd
浏览文件 @ ed94f118
...@@ -28,6 +28,12 @@ set CLASSPATH=.;%BASE_DIR%conf;%CLASSPATH% ...@@ -28,6 +28,12 @@ set CLASSPATH=.;%BASE_DIR%conf;%CLASSPATH%
rem =========================================================================================== rem ===========================================================================================
rem JVM Configuration rem JVM Configuration
rem =========================================================================================== rem ===========================================================================================
for /f tokens^=2-5^ delims^=.-_^" %%j in ('java -fullversion 2^>^&1') do @set "JAVA_VERSION=%%j"
if %JAVA_VERSION% EQU 1 goto java8-
goto java9+
:java8-
set "JAVA_OPT=%JAVA_OPT% -server -Xms2g -Xmx2g -Xmn1g" set "JAVA_OPT=%JAVA_OPT% -server -Xms2g -Xmx2g -Xmn1g"
set "JAVA_OPT=%JAVA_OPT% -XX:+UseG1GC -XX:G1HeapRegionSize=16m -XX:G1ReservePercent=25 -XX:InitiatingHeapOccupancyPercent=30 -XX:SoftRefLRUPolicyMSPerMB=0 -XX:SurvivorRatio=8" set "JAVA_OPT=%JAVA_OPT% -XX:+UseG1GC -XX:G1HeapRegionSize=16m -XX:G1ReservePercent=25 -XX:InitiatingHeapOccupancyPercent=30 -XX:SoftRefLRUPolicyMSPerMB=0 -XX:SurvivorRatio=8"
set "JAVA_OPT=%JAVA_OPT% -verbose:gc -Xloggc:%USERPROFILE%\mq_gc.log -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCApplicationStoppedTime -XX:+PrintAdaptiveSizePolicy" set "JAVA_OPT=%JAVA_OPT% -verbose:gc -Xloggc:%USERPROFILE%\mq_gc.log -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCApplicationStoppedTime -XX:+PrintAdaptiveSizePolicy"
...@@ -38,5 +44,16 @@ set "JAVA_OPT=%JAVA_OPT% -XX:MaxDirectMemorySize=15g" ...@@ -38,5 +44,16 @@ set "JAVA_OPT=%JAVA_OPT% -XX:MaxDirectMemorySize=15g"
set "JAVA_OPT=%JAVA_OPT% -XX:-UseLargePages -XX:-UseBiasedLocking" set "JAVA_OPT=%JAVA_OPT% -XX:-UseLargePages -XX:-UseBiasedLocking"
set "JAVA_OPT=%JAVA_OPT% -Djava.ext.dirs=%BASE_DIR%lib" set "JAVA_OPT=%JAVA_OPT% -Djava.ext.dirs=%BASE_DIR%lib"
set "JAVA_OPT=%JAVA_OPT% -cp %CLASSPATH%" set "JAVA_OPT=%JAVA_OPT% -cp %CLASSPATH%"
goto end
:java9+
set "JAVA_OPT=%JAVA_OPT% --add-exports java.base/jdk.internal.ref=ALL-UNNAMED -server -Xms8g -Xmx8g -Xmn4g"
set "JAVA_OPT=%JAVA_OPT% -XX:+UseG1GC -XX:G1HeapRegionSize=16m -XX:G1ReservePercent=25 -XX:InitiatingHeapOccupancyPercent=30 -XX:SoftRefLRUPolicyMSPerMB=0"
set "JAVA_OPT=%JAVA_OPT% -Xlog:gc*=info,safepoint=debug:file=%USERPROFILE%\mq_gc.log:utctime,level,tags:filecount=5,filesize=30M"
set "JAVA_OPT=%JAVA_OPT% -XX:-OmitStackTraceInFastThrow"
set "JAVA_OPT=%JAVA_OPT% -XX:+AlwaysPreTouch"
set "JAVA_OPT=%JAVA_OPT% -XX:MaxDirectMemorySize=15g"
set "JAVA_OPT=%JAVA_OPT% -XX:-UseLargePages -XX:-UseBiasedLocking"
set "JAVA_OPT=%JAVA_OPT% --class-path="%CLASSPATH%";"%BASE_DIR%lib\*""
:end
"%JAVA%" %JAVA_OPT% %* "%JAVA%" %JAVA_OPT% %*
\ No newline at end of file
distribution/bin/runbroker.sh
浏览文件 @ ed94f118
...@@ -64,18 +64,37 @@ choose_gc_log_directory() ...@@ -64,18 +64,37 @@ choose_gc_log_directory()
choose_gc_log_directory choose_gc_log_directory
JAVA_OPT="${JAVA_OPT} -server -Xms8g -Xmx8g -Xmn4g" version=$($JAVA -version 2>&1 | awk -F '"' '/version/ {print $2}')
JAVA_OPT="${JAVA_OPT} -XX:+UseG1GC -XX:G1HeapRegionSize=16m -XX:G1ReservePercent=25 -XX:InitiatingHeapOccupancyPercent=30 -XX:SoftRefLRUPolicyMSPerMB=0" version=${version%.*.*}
JAVA_OPT="${JAVA_OPT} -verbose:gc -Xloggc:${GC_LOG_DIR}/rmq_broker_gc_%p_%t.log -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCApplicationStoppedTime -XX:+PrintAdaptiveSizePolicy" if [[ "$version" -ge 9 ]]; then
JAVA_OPT="${JAVA_OPT} -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=30m" JAVA_OPT="${JAVA_OPT} --add-exports java.base/jdk.internal.ref=ALL-UNNAMED -server -Xms8g -Xmx8g -Xmn4g"
JAVA_OPT="${JAVA_OPT} -XX:-OmitStackTraceInFastThrow" JAVA_OPT="${JAVA_OPT} -XX:+UseG1GC -XX:G1HeapRegionSize=16m -XX:G1ReservePercent=25 -XX:InitiatingHeapOccupancyPercent=30 -XX:SoftRefLRUPolicyMSPerMB=0"
JAVA_OPT="${JAVA_OPT} -XX:+AlwaysPreTouch" JAVA_OPT="${JAVA_OPT} -Xlog:gc*=info,safepoint=debug:file=${GC_LOG_DIR}/rmq_broker_gc_%p_%t.log:utctime,level,tags:filecount=5,filesize=30M"
JAVA_OPT="${JAVA_OPT} -XX:MaxDirectMemorySize=15g" JAVA_OPT="${JAVA_OPT} -XX:-OmitStackTraceInFastThrow"
JAVA_OPT="${JAVA_OPT} -XX:-UseLargePages -XX:-UseBiasedLocking" JAVA_OPT="${JAVA_OPT} -XX:+AlwaysPreTouch"
JAVA_OPT="${JAVA_OPT} -Djava.ext.dirs=${JAVA_HOME}/jre/lib/ext:${BASE_DIR}/lib:${JAVA_HOME}/lib/ext" JAVA_OPT="${JAVA_OPT} -XX:MaxDirectMemorySize=15g"
#JAVA_OPT="${JAVA_OPT} -Xdebug -Xrunjdwp:transport=dt_socket,address=9555,server=y,suspend=n" JAVA_OPT="${JAVA_OPT} -XX:-UseLargePages -XX:-UseBiasedLocking"
JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}" JAVA_OPT="${JAVA_OPT} --class-path=${JAVA_HOME}/jre/lib/ext/*:${BASE_DIR}/lib/*:${CLASSPATH}:${JAVA_HOME}/lib/ext"
JAVA_OPT="${JAVA_OPT} -cp ${CLASSPATH}" #JAVA_OPT="${JAVA_OPT} -Xdebug -Xrunjdwp:transport=dt_socket,address=9555,server=y,suspend=n"
JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}"
else
JAVA_OPT="${JAVA_OPT} -server -Xms8g -Xmx8g -Xmn4g"
JAVA_OPT="${JAVA_OPT} -XX:+UseG1GC -XX:G1HeapRegionSize=16m -XX:G1ReservePercent=25 -XX:InitiatingHeapOccupancyPercent=30 -XX:SoftRefLRUPolicyMSPerMB=0"
JAVA_OPT="${JAVA_OPT} -verbose:gc -Xloggc:${GC_LOG_DIR}/rmq_broker_gc_%p_%t.log -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCApplicationStoppedTime -XX:+PrintAdaptiveSizePolicy"
JAVA_OPT="${JAVA_OPT} -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=30m"
JAVA_OPT="${JAVA_OPT} -XX:-OmitStackTraceInFastThrow"
JAVA_OPT="${JAVA_OPT} -XX:+AlwaysPreTouch"
JAVA_OPT="${JAVA_OPT} -XX:MaxDirectMemorySize=15g"
JAVA_OPT="${JAVA_OPT} -XX:-UseLargePages -XX:-UseBiasedLocking"
JAVA_OPT="${JAVA_OPT} -Djava.ext.dirs=${JAVA_HOME}/jre/lib/ext:${BASE_DIR}/lib:${JAVA_HOME}/lib/ext"
#JAVA_OPT="${JAVA_OPT} -Xdebug -Xrunjdwp:transport=dt_socket,address=9555,server=y,suspend=n"
JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}"
JAVA_OPT="${JAVA_OPT} -cp ${CLASSPATH}"
fi
numactl --interleave=all pwd > /dev/null 2>&1 numactl --interleave=all pwd > /dev/null 2>&1
if [ $? -eq 0 ] if [ $? -eq 0 ]
......
distribution/bin/runserver.cmd
浏览文件 @ ed94f118
...@@ -26,6 +26,11 @@ for %%d in (%BASE_DIR%) do set BASE_DIR=%%~dpd ...@@ -26,6 +26,11 @@ for %%d in (%BASE_DIR%) do set BASE_DIR=%%~dpd
set CLASSPATH=.;%BASE_DIR%conf;%CLASSPATH% set CLASSPATH=.;%BASE_DIR%conf;%CLASSPATH%
for /f tokens^=2-5^ delims^=.-_^" %%j in ('java -fullversion 2^>^&1') do @set "JAVA_VERSION=%%j"
if %JAVA_VERSION% EQU 1 goto java8-
goto java9+
:java8-
set "JAVA_OPT=%JAVA_OPT% -server -Xms2g -Xmx2g -Xmn1g -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=320m" set "JAVA_OPT=%JAVA_OPT% -server -Xms2g -Xmx2g -Xmn1g -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=320m"
set "JAVA_OPT=%JAVA_OPT% -XX:+UseConcMarkSweepGC -XX:+UseCMSCompactAtFullCollection -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:SoftRefLRUPolicyMSPerMB=0 -XX:+CMSClassUnloadingEnabled -XX:SurvivorRatio=8 -XX:-UseParNewGC" set "JAVA_OPT=%JAVA_OPT% -XX:+UseConcMarkSweepGC -XX:+UseCMSCompactAtFullCollection -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:SoftRefLRUPolicyMSPerMB=0 -XX:+CMSClassUnloadingEnabled -XX:SurvivorRatio=8 -XX:-UseParNewGC"
set "JAVA_OPT=%JAVA_OPT% -verbose:gc -Xloggc:"%USERPROFILE%\rmq_srv_gc.log" -XX:+PrintGCDetails" set "JAVA_OPT=%JAVA_OPT% -verbose:gc -Xloggc:"%USERPROFILE%\rmq_srv_gc.log" -XX:+PrintGCDetails"
...@@ -33,5 +38,13 @@ set "JAVA_OPT=%JAVA_OPT% -XX:-OmitStackTraceInFastThrow" ...@@ -33,5 +38,13 @@ set "JAVA_OPT=%JAVA_OPT% -XX:-OmitStackTraceInFastThrow"
set "JAVA_OPT=%JAVA_OPT% -XX:-UseLargePages" set "JAVA_OPT=%JAVA_OPT% -XX:-UseLargePages"
set "JAVA_OPT=%JAVA_OPT% -Djava.ext.dirs=%BASE_DIR%lib" set "JAVA_OPT=%JAVA_OPT% -Djava.ext.dirs=%BASE_DIR%lib"
set "JAVA_OPT=%JAVA_OPT% -cp "%CLASSPATH%"" set "JAVA_OPT=%JAVA_OPT% -cp "%CLASSPATH%""
goto end
:java9+
set "JAVA_OPT=%JAVA_OPT% --add-exports java.base/jdk.internal.ref=ALL-UNNAMED -server -Xms2g -Xmx2g -Xmn1g -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=320m"
set "JAVA_OPT=%JAVA_OPT% -Xlog:gc*=info,safepoint=debug:file=%USERPROFILE%\rmq_srv_gc.log:utctime,level,tags:filecount=5,filesize=30M"
set "JAVA_OPT=%JAVA_OPT% -XX:-OmitStackTraceInFastThrow"
set "JAVA_OPT=%JAVA_OPT% -XX:-UseLargePages"
set "JAVA_OPT=%JAVA_OPT% --class-path="%CLASSPATH%";"%BASE_DIR%lib\*""
:end
"%JAVA%" %JAVA_OPT% %* "%JAVA%" %JAVA_OPT% %*
\ No newline at end of file
distribution/bin/runserver.sh
浏览文件 @ ed94f118
...@@ -62,30 +62,30 @@ choose_gc_log_directory() ...@@ -62,30 +62,30 @@ choose_gc_log_directory()
esac esac
} }
choose_gc_options() version=$($JAVA -version 2>&1 | awk -F '"' '/version/ {print $2}')
{ version=${version%.*.*}
# Example of JAVA_MAJOR_VERSION value : '1', '9', '10', '11', ... if [[ "$version" -ge 9 ]]; then
# '1' means releases befor Java 9 JAVA_OPT="${JAVA_OPT} -server -Xms4g -Xmx4g -Xmn2g -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=320m"
JAVA_MAJOR_VERSION=$("$JAVA" -version 2>&1 | sed -E -n 's/.* version "([0-9]*).*$/\1/p') JAVA_OPT="${JAVA_OPT} -XX:SurvivorRatio=8"
if [[ "$JAVA_MAJOR_VERSION" -lt "9" ]] ; then JAVA_OPT="${JAVA_OPT} -Xlog:gc*=info,safepoint=debug:file=${GC_LOG_DIR}/rmq_srv_gc_%p_%t.log:utctime,level,tags:filecount=5,filesize=30M"
JAVA_OPT="${JAVA_OPT} -XX:-OmitStackTraceInFastThrow"
JAVA_OPT="${JAVA_OPT} -XX:-UseLargePages"
JAVA_OPT="${JAVA_OPT} --class-path=${JAVA_HOME}/jre/lib/ext/*:${BASE_DIR}/lib/*:${CLASSPATH}"
#JAVA_OPT="${JAVA_OPT} -Xdebug -Xrunjdwp:transport=dt_socket,address=9555,server=y,suspend=n"
JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}"
else
JAVA_OPT="${JAVA_OPT} -server -Xms4g -Xmx4g -Xmn2g -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=320m"
JAVA_OPT="${JAVA_OPT} -XX:+UseConcMarkSweepGC -XX:+UseCMSCompactAtFullCollection -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:SoftRefLRUPolicyMSPerMB=0 -XX:+CMSClassUnloadingEnabled -XX:SurvivorRatio=8 -XX:-UseParNewGC" JAVA_OPT="${JAVA_OPT} -XX:+UseConcMarkSweepGC -XX:+UseCMSCompactAtFullCollection -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:SoftRefLRUPolicyMSPerMB=0 -XX:+CMSClassUnloadingEnabled -XX:SurvivorRatio=8 -XX:-UseParNewGC"
JAVA_OPT="${JAVA_OPT} -verbose:gc -Xloggc:${GC_LOG_DIR}/rmq_srv_gc_%p_%t.log -XX:+PrintGCDetails" JAVA_OPT="${JAVA_OPT} -verbose:gc -Xloggc:${GC_LOG_DIR}/rmq_srv_gc_%p_%t.log -XX:+PrintGCDetails"
JAVA_OPT="${JAVA_OPT} -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=30m" JAVA_OPT="${JAVA_OPT} -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=30m"
else JAVA_OPT="${JAVA_OPT} -XX:-OmitStackTraceInFastThrow"
JAVA_OPT="${JAVA_OPT} -XX:+UseG1GC -XX:G1HeapRegionSize=16m -XX:G1ReservePercent=25 -XX:InitiatingHeapOccupancyPercent=30 -XX:SoftRefLRUPolicyMSPerMB=0" JAVA_OPT="${JAVA_OPT} -XX:-UseLargePages"
JAVA_OPT="${JAVA_OPT} -Xlog:gc*:file=${GC_LOG_DIR}/rmq_srv_gc_%p_%t.log:time,tags:filecount=5,filesize=30M" JAVA_OPT="${JAVA_OPT} -Djava.ext.dirs=${JAVA_HOME}/jre/lib/ext:${BASE_DIR}/lib"
fi #JAVA_OPT="${JAVA_OPT} -Xdebug -Xrunjdwp:transport=dt_socket,address=9555,server=y,suspend=n"
} JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}"
JAVA_OPT="${JAVA_OPT} -cp ${CLASSPATH}"
fi
choose_gc_log_directory
JAVA_OPT="${JAVA_OPT} -server -Xms4g -Xmx4g -Xmn2g -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=320m"
choose_gc_options
JAVA_OPT="${JAVA_OPT} -XX:-OmitStackTraceInFastThrow"
JAVA_OPT="${JAVA_OPT} -XX:-UseLargePages"
JAVA_OPT="${JAVA_OPT} -Djava.ext.dirs=${JAVA_HOME}/jre/lib/ext:${BASE_DIR}/lib:${JAVA_HOME}/lib/ext"
#JAVA_OPT="${JAVA_OPT} -Xdebug -Xrunjdwp:transport=dt_socket,address=9555,server=y,suspend=n"
JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}"
JAVA_OPT="${JAVA_OPT} -cp ${CLASSPATH}"
$JAVA ${JAVA_OPT} $@ $JAVA ${JAVA_OPT} $@
distribution/bin/tools.cmd
浏览文件 @ ed94f118
...@@ -25,11 +25,22 @@ for %%d in (%BASE_DIR%) do set BASE_DIR=%%~dpd ...@@ -25,11 +25,22 @@ for %%d in (%BASE_DIR%) do set BASE_DIR=%%~dpd
set CLASSPATH=.;%BASE_DIR%conf;%CLASSPATH% set CLASSPATH=.;%BASE_DIR%conf;%CLASSPATH%
for /f tokens^=2-5^ delims^=.-_^" %%j in ('java -fullversion 2^>^&1') do @set "JAVA_VERSION=%%j"
if %JAVA_VERSION% EQU 1 goto java8-
goto java9+
rem =========================================================================================== rem ===========================================================================================
rem JVM Configuration rem JVM Configuration
rem =========================================================================================== rem ===========================================================================================
:java8-
set "JAVA_OPT=%JAVA_OPT% -server -Xms1g -Xmx1g -Xmn256m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=128m" set "JAVA_OPT=%JAVA_OPT% -server -Xms1g -Xmx1g -Xmn256m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=128m"
set "JAVA_OPT=%JAVA_OPT% -Djava.ext.dirs="%BASE_DIR%\lib";"%JAVA_HOME%\jre\lib\ext";"%JAVA_HOME%\lib\ext"" set "JAVA_OPT=%JAVA_OPT% -Djava.ext.dirs="%BASE_DIR%\lib";"%JAVA_HOME%\jre\lib\ext";"%JAVA_HOME%\lib\ext""
set "JAVA_OPT=%JAVA_OPT% -cp "%CLASSPATH%"" set "JAVA_OPT=%JAVA_OPT% -cp "%CLASSPATH%""
goto end
:java9+
set "JAVA_OPT=%JAVA_OPT% --add-exports java.base/jdk.internal.ref=ALL-UNNAMED -server -Xms1g -Xmx1g -Xmn256m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=128m"
set "JAVA_OPT=%JAVA_OPT% --class-path="%CLASSPATH%";"%BASE_DIR%\lib\*";"%JAVA_HOME%\jre\lib\ext";"%JAVA_HOME%\lib\ext""
:end
"%JAVA%" %JAVA_OPT% %* "%JAVA%" %JAVA_OPT% -version
distribution/bin/tools.sh
浏览文件 @ ed94f118
...@@ -36,8 +36,17 @@ export CLASSPATH=.:${BASE_DIR}/conf:${CLASSPATH} ...@@ -36,8 +36,17 @@ export CLASSPATH=.:${BASE_DIR}/conf:${CLASSPATH}
#=========================================================================================== #===========================================================================================
# JVM Configuration # JVM Configuration
#=========================================================================================== #===========================================================================================
JAVA_OPT="${JAVA_OPT} -server -Xms1g -Xmx1g -Xmn256m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=128m"
JAVA_OPT="${JAVA_OPT} -Djava.ext.dirs=${BASE_DIR}/lib:${JAVA_HOME}/jre/lib/ext:${JAVA_HOME}/lib/ext" version=$($JAVA -version 2>&1 | awk -F '"' '/version/ {print $2}')
JAVA_OPT="${JAVA_OPT} -cp ${CLASSPATH}" version=${version%.*.*}
if [[ "$version" -ge 9 ]]; then
JAVA_OPT="${JAVA_OPT} -server -Xms1g -Xmx1g -Xmn256m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=128m"
JAVA_OPT="${JAVA_OPT} --class-path=${JAVA_HOME}/jre/lib/ext/*:${BASE_DIR}/lib/*:${CLASSPATH}"
else
JAVA_OPT="${JAVA_OPT} -server -Xms1g -Xmx1g -Xmn256m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=128m"
JAVA_OPT="${JAVA_OPT} -Djava.ext.dirs=${BASE_DIR}/lib:${JAVA_HOME}/jre/lib/ext:${JAVA_HOME}/lib/ext"
JAVA_OPT="${JAVA_OPT} -cp ${CLASSPATH}"
fi
$JAVA ${JAVA_OPT} "$@" $JAVA ${JAVA_OPT} "$@"
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