How to view the JDK source code under Eclipse

View the source code of the JDK class library in Eclipse!!!

Settings:

1. Point "Window", "Preferences", "Java", "Installed JREs"

2. The right side of "Installed JREs" 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 expanding, you can see "source Attachment: (None)", point this item, point to the right button "Source Attachment ...", select "Src.zip" file under your JDK directory

5. "OK", end.

Dt.jar is a class library about the operating environment, mainly swing packages
Tools.jar is a class library of some tools
Rt.jar contains the base class library of the JDK, which is the class file of all the classes you see in Java doc

use:

You can select the name of a type, method, or field in the Java source editor or Code Snippet Editing Test window, and then open the editor for the definition of the element.

In the Java editor, select the name of the type, method, or field. You can also just click once in the name.
Perform one of the following actions:
1. From the menu bar, select Browse > Open claims
2. From the editor's pop-up menu, select Open declaration
3. Press the F3 key

Reprinted from: http://ajava.org/course/tool/14485.html

View JDK source code in eclipse

Article Category: Java programming

1, you put the mouse on a JDK class to press F3, if you migrate to a class file to take it
2,class file screen will have an "associated source code" button, click on this button, and then select the Src.zip file under JDK from the system file
This will be OK, then you can directly see the source code.

Reprinted from: http://liujinpan75.iteye.com/blog/653086

How to view the JDK source code under Eclipse