Eclipse Java Color Themes

http://srand2.blogspot.com/2009/08/eclipse-color-themes.html

Eclips Shortcut Key

       I do not have patient to browse through the files, I always look for shortcuts and customize the editor shortcut keys as I wish.

You can assign or edit the shortcut key binding.
Goto , Window  --> Preferences --> General --> Keys, Just play around with that window.

List of shortcut keys : CTRL+SHIFT+L


List of shortcut key list

Open a Resource : Ctrl+Shift+Y
Open a Type:        Ctrl+Shift+T

Go to Method :     Ctrl+O , Shift+O,O
Go to Line:           Ctrl+L

Lower Case:        Ctrl+Shift+Y
Upper Case:        Ctrl+Shift+X

Expand:              Ctrl+Numpad_Add
Expand All:         Ctrl+Numpad_Multiply
Collapse:            Ctrl+Numpad_Subtract
Collapse All:       Ctrl+Shift+Numpad_Divide

Eclipse Warning : "The type MobTest collides with a package"

Reason : The package name is same as class name.

Eclipse Error : Access restriction:The method ..

Error message ..

Access restriction: The method createJPEGEncoder(OutputStream) from the type JPEGCodec is not accessible due to restriction on required library C:\Program Files\Java\jdk1.6.0_11\jre\lib\rt.jar   

Access restriction: The method getDefaultJPEGEncodeParam(BufferedImage) from the type JPEGImageEncoder is not accessible due to restriction on required library C:\Program Files\Java\jdk1.6.0_11\jre\lib\rt.jar   

Access restriction: The method setJPEGEncodeParam(JPEGEncodeParam) from the type JPEGImageEncoder is not accessible due to restriction on required library C:\Program Files\Java\jdk1.6.0_11\jre\lib\rt.jar    ImageUtil.java   

Solution

Go to Project properties -->Java Compiler --> Errors Warnings, Then enable project specific settings,
 Expand Deprecated and restrited APIs category
  -Forbidden reference (acess rule) , Change to warning or ignore.

Spell checker for Eclipse

Create the text file or Down load this file

Edit Eclipse Preferences:
   - Window -> Preferences -> General-> Editors-> Text Editors-> Spelling
   - Browse to the text file or downloaded file.


Click on the word and type CTRL+1, It will show context menu in eclipse editor.You can click your option.

Ref
Eclipse: Catch Those Spelling Errors

Eclipse Error : "Java compiler level does not match the version of the installed Java project facet"

Go o Project ->Properties -> Project Facets panel and set java facet version to match the java compiler compliance level.

How to increase java heap size in Eclipse?

Add following entries to  eclipse.ini file.Current eclipse.int contents given below

-vmargs
-Xms512m  [minimum memory ]
-Xmx1024m  [maximum memory]
-Duser.name=Thillakan Sabanayakam  [Eclipse uses you OS user name in the @author java doc tag for default ]


Contents
-showsplash
org.eclipse.platform
--launcher.XXMaxPermSize
256M
-clean
-framework
plugins\org.eclipse.osgi_3.4.3.R34x_v20081215-1030.jar
-vmargs
-Dosgi.requiredJavaVersion=1.5
-Xms512m
-Xmx1024m
-Duser.name=Thillakan Sabanayakam

Eclipse Plug-In - Easy Explorer

Easy Explorer is a very useful plug in, Which helps you to browse resources with the native Operating system explorer. In the Eclipse, select a file, right-mouse click, and select the 'Easy Explore...'

I am using Galileo & easy-explore-1.0.4.

Image Magnification Testing :(






Plug-In details links

Easy Explorer Home
Download Plug-in

How to enable Log4j logging in Eclipse console window?

Problems:

Could not see the log message in eclipse console window but it shows following warning message

log4j:WARN No appenders could be found for logger (com.test.HelloWorld).

log4j:WARN Please initialize the log4j system properly.

Reasons:
Log4j is not initialised.

Solution:
Add a ConsoleAppender or Appender

Code Sample:
BasicConfigurator.configure();
or
PropertyConfigurator.configure("log4j.xml");

Ref:

Log4j Manual
Log4j API
BasicConfigurator
PropertyConfigurator