Java Introductory notes 8_javatools

1. Java Tool
1.1 Runtime Interpreter
The Java runtime interpreter syntax is as follows:
Java Options Classname Arguments
If the class uses a package, then classname should include the name of the package.
The optional items for options are described below:
(1)-debug: Run interpreter in DEUG mode, which allows also Jdb (Java debugger) to be used together;
(2)-checksource: When you open the interpreter, you will check the date of the source file, the. java file and the. class file, and if. Java is newer than. class, the. class file is recompiled;
(3)-classpath: This parameter covers environment variable classpath;
(4)-mx x: Modifies the maximum value of the allocated memory, such as-mx