Java 2 Runtime Environment contains all the necessary modules for execution, including Java Virtual Machine to execute Java applications. Also includes the main java classes (Core Classes) and support files.
It is a powerful decompiler and disassembler for Java that reconstructs the original source code from the compiled binary CLASS files. It is able to decompile complex Java applets and binaries, producing accurate source code.
Java Launcher is a powerful java tool and contains 9 launching features Java Launcher contains 9 launching features totally. (six features in Explorer) 1. Run Java applications and applets by double-clicking class files 2.