一、linux环境修改tomcat配置
vi tomcat8/bin/catalina.sh
# Example (all one line)
# LOGGING_MANAGER="-Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManage
#
# UMASK (Optional) Override Tomcat's default UMASK of 0027
#
# USE_NOHUP (Optional) If set to the string true the start command will
# use nohup so that the Tomcat process will ignore any hangup
# signals. Default is "false" unless running on HP-UX in which
# case the default is "true"
# -----------------------------------------------------------------------------
# 在此处加上下面的语句,address=5005,5005端口号要与下面JPDA_ADDRESS="localhost:5005"一致
# 默认是8000,可以修改我其他端口号,但是要保证端口是开启的
export JAVA_OPTS='-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005'
# OS specific support. $var _must_ be set to either true or false.
cygwin=false
darwin=false
os400=false
hpux=false
case "`uname`" in
CYGWIN*) cygwin=true;;
Darwin*) darwin=true;;
OS400*) os400=true;;
HP-UX*) hpux=true;;
esac
# ...
# ...
# ...
# 中间的省略
# ...
# ...
# ...
if [ "$1" = "jpda" ] ; then
if [ -z "$JPDA_TRANSPORT" ]; then
JPDA_TRANSPORT="dt_socket"
fi
if [ -z "$JPDA_ADDRESS" ]; then
JPDA_ADDRESS="localhost:5005" // 此处端口号要与上面的一致
fi
if [ -z "$JPDA_SUSPEND" ]; then
JPDA_SUSPEND="n"
fi
if [ -z "$JPDA_OPTS" ]; then
JPDA_OPTS="-agentlib:jdwp=transport=$JPDA_TRANSPORT,address=$JPDA_ADDRESS,server=y,suspend=$JPDA_
SUSPEND"
fi
CATALINA_OPTS="$JPDA_OPTS $CATALINA_OPTS"
shift
fi
上面的配置重点是
# -----------------------------------------------------------------------------
# 在此处加上下面的语句,address=5005,5005端口号要与下面JPDA_ADDRESS="localhost:5005"一致
# 默认是8000,可以修改我其他端口号,但是要保证端口是开启的
export JAVA_OPTS='-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005'
# OS specific support. $var _must_ be set to either true or false.
# ...
# ...
# ...
# 中间的省略
# ...
# ...
# ...
JPDA_ADDRESS="localhost:5005" // 此处端口号要与上面的一致
在bin目录下执行命令 sh catalina.sh jpda start
,可以启动tomcat并开启远程调试的端口
二、IDEA配置
最后在IDEA上以dubug模式启动就可以了。
三、如果是springboot项目,linux中以jar的方式启动
java -jar -Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005 XXX.jar