In this section, you will learn about Java SE 7 added new features.

Java SE 7

Java SE was released on 28 July 2011. Its code name is Dolphin. It was first launched on 7 July 2011 but made available to general public on 28 July 2011. During development period, 13 milestone was achieved.

Following is the list of new features added to the Java 7 :

• Java Virtual Support for dynamic languages
  
  
• Java HotSpot Virtual Machine Performance Enhancements
  
  
• Changes in Java Programming Languages :
  
  
• Strings in Switch statement.
  
  
• Try with Automatic resource Management.
  
  
• Enhanced Type Inference for Generic Instance Creation
  
  
• Improved Compiler Warnings and Errors When Using Non-Reifiable Formal Parameters with Varargs Methods 
  
  
• Binary literals
  
  
• Underscores in Numeric Literals
  
  
• Multiple Exception Catching  and  Exceptions Rethrowing  with Improved Type Checking
  
  
• Concurrency Utilities
  
  
• Two new packages, java.nio.file and java.nio.file.attribute , are added to improve platform independence and add support for metadata and symbolic links.
  
  
• XRender-Based Rendering Pipeline for Java2D
  
  
• Security enhancement : Elliptic Curve Cryptography (ECC), CertPath Algorithm Disabling  etc
  
  
• Swing Enhancements : JLayer Class, Nimbus Look & Feel, ease in mixing Heavyweight and Lightweight components, Shaped and Translucent Windows, HSL Color Selection in JColorChooser Class.
  
  
• Networking Enhancements : Enhanced support for new network protocol like SCTP and Sockets Direct Protocol , addition of URLClassLoader.close method.
  
  
• XML Enhancements : inclusion of JAXP, also support JAXB, JAX-WS
  
  
•  Internationalization Enhancements : supports Unicode 6.0.0 , Support for ISO 4217 Currency Codes, Locale Class Supports BCP47 and UTR35, Unicode 6.0 Support in Regular Expressions API etc.
  
  
• Enhancement of Rich Internet Applications (RIA) : Requesting and Customizing Applet Decoration in Dragg able Applets, Embedding JNLP File in Applet Tag, Deploying without Codebase, Handling Applet Initialization Status with Event Handlers
  
  

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