Java decompiler How to remove line numbers

Today would like to decompile the jar to save the source code, the default is preceded by a line number, do not know how this gadget set to remove the line number?

Post-compilation:

find its installation path, mine is: C:\Program Files\decomp. The path is then added to the environment variable path. First, the jar file to be deserialized, unzip to the same folder as the jar file name and enter the following command in the command input box: Jad winrar-o-r-df:\am-sjava f:\amclientsdk\**\*.classWhere: F:\am represents the stored path of the compiled file F:\amclientsdk\**\*.classrepresents a file that needs to be deserialized-o-overwrite Output files without confirmation (default: NO) No need to determine overwrite file-R-Restore Package directory structure Structrure-S <ext></ext>-output file extension (bydefault '. Jad') if not set to-Sjava, the default extension is. jad Other, F:\amclientsdk\**\*.classTwo successive stars representing any level of subdirectories. OK, so much is enough to finish our task. 

Java decompiler How to remove line numbers