How to start the tomcat in debug mode for debugging in eclipse

1. Open the startup script in (your_tomcat_home) {Location is : %CATALINA_HOME%binstartup.bat }
2. Add the following lines at the first blank line in the file ( around line 8 )
Windows :

set JPDA_ADDRESS=8000
set JPDA_TRANSPORT=dt_socket

Linux:

export JPDA_ADDRESS=8000
export JPDA_TRANSPORT=dt_socket

3. Change the execute line at the end to include “jpda”
Window:

call “%EXECUTABLE%” jpda start %CMD_LINE_ARGS%

Linux:

exec “$PRGDIR”/”$EXECUTABLE” jpda start “$@”