View JDK source under Eclipse

1. Open Eclipse, point "window", "Preferences", "Java", "Installed JREs"

2. At this point the "Installed JREs" Right is the list pane, listing the JRE environment in the system, selecting your JRE, and then clicking "Edit ..." on the edge, a window will appear (edit JRE)

3. Select this entry for the Rt.jar file: "C:\Program Files\java\jre_1.5.0_06\lib\rt.jar" point to the left of the "+" sign to expand it

4. After you expand, you can see "source Attachment: (None)", click this item, point to the right of the button "Source Attachment ...", select the "src.zip" file under your JDK directory

   5, confirm.

View JDK source under Eclipse