It errors when specifying the user defined java library into RED robot framework eclipse editor

Question

My requirement is to make use of user defined java libraries in robot framework using RED eclipse editor. When trying to specify library in the robot framework, the system error

Answer 1

I finally followed the below for a great journey with robot framework.

1   Installed Java, Eclipse, RED Eclipse plugin.
   a) Java(JDK 1.8.0/JRE 1.8.0)
   b) Eclipse Neon (v 4.6)
   c) RED - Robot Eclipse Editor v0.7.5.2(Eclipse Plugin)
2   Downloaded and Installed Python 2.7.12 using windows. A folder created automatically after installation in C:\python27
3   "Installed Robot Framework using pip command in Command Prompt.
     Command:     C:\python27\scripts>pip install robotframework"
4   Downloaded and installed Jython 2.7.0 using windows. A folder created automatically after installation in C:\jython2.7.0
5   "Installed Robot Framework using pip command in Command Prompt.
     Command:     C:\jython2.7.0\bin>pip install robotframework"
6   "Installed Selenium2Library using pip command in Command Prompt.
     Command:     C:\jython2.7.0\bin>pip install robotframework-selenium2library"
7   "Set the below,
    a) Goto Window-Preferences-Robot Framework-Installed Framework
    b) Map Robot framework with Jython Interpreter
    I used c:\jython2.7.0\bin"
8   Created JavaProject and export it into a jar file. Right click on the class name, click on export-Java-Jarfile. Select the path name where the new jar file to be put including the new file name.jar. Click Ok.
9   Open RED.xml Click Add Java Library and select the newly created jar file.
10  "Set up this before proceeding with robot framework 
    goto Windows - Perspective - Open Perspective-Other-Robot"
11  Create a robot suite, import library selenium2library & user defined library, Write Test cases.