Code imported from external project to build path of a web project in Eclipse is not found at runtime

Code imported from external project to build path of a web project in
Eclipse is not found at runtime

References

Reference NO 1

http://stackoverflow.com/questions/13585182/code-imported-from-external-project-to-build-path-of-a-web-project-in-eclipse-is

Reference NO 2

http://stackoverflow.com/questions/11652431/add-jar-to-dynamic-web-project-in-eclipse

Reference NO 3

http://help.eclipse.org/juno/topic/org.eclipse.wst.webtools.doc.user/topics/ccwebprj.html

Reference NO 4

http://www.eclipse.org/forums/index.php/t/367938/

Reference NO 5

http://www.javahotchocolate.com/tutorials/build-path.html

Reference NO 6

http://www.myeclipseide.com/documentation/quickstarts/webprojects/

Reference NO 7

http://www.cs.utexas.edu/~scottm/cs307/handouts/Eclipse%20Help/EclipseIntroduction.html

Reference NO 8

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