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Java Glossary Term - E

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Java Platform, Enterprise Edition 5 (Java EE 5) mainly focuses on to make the development more easier, having richness of the J2EE 1.4 platform.

Java Glossary Term - E

     

  1. Java EE 5
    Java Platform, Enterprise Edition 5 (Java EE 5) mainly focuses on to make the development more easier, having richness of the J2EE 1.4 platform. It provides new features along with updated features such as JavaServer Faces (JSF) Technology, Enterprise JavaBeans (EJB) Technology 3.0, and the latest web services APIs, Java EE 5 in order to make coding more simple and more straightforward, as well as maintaining the power established in the previous versions.
      
  2. Java EE
    Java Platform, Enterprise Edition or Java EE is builds on the solid foundation of Java Platform, Standard Edition (Java SE) and widely used platform for server programming in the Java programming language. The Java EE Platform differs from the Standard Edition (SE) of Java in that it adds additional libraries which provide functionality to deploy fault-tolerant, distributed, multi-tier Java software, based largely on modular components running on an application server.
     
  3. Exceptions in java
    Exceptions are used for handing errors and other exceptional events in Java programming language.
     
  4. Enum Data Types
    Enum type is a type which consist of fixed set of constant fields. like direction and days includes values NORTH, SOUTH, EAST, and WEST and SUNDAY, MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY and SATURDAY respectively. Since they are constants so we are taking these values into the uppercase letters.
     
  5. Eclipse
    Eclipse is an extensible open source development platform mainly written in java. It is simply a framework consisting of the Java Development Tools (JDT) for building a development environment from plug-in components.
     
  6. Java Environment
    A Java Virtual Machine (JVM) is a collection of programs and data structures that uses a virtual machine to execute computer programs and scripts. The JVM is distributed along with a set of standard class libraries which implement the Java API (Application Programming Interface).
     
  7. Java Error
    Errors in java are the abnormal conditions that occurs in a program. Error in java is a subclass of the Throwable class that describes the serious problems that a reasonable application should not try to catch. 
     
  8. JSP Error Pages
    Lack of few things may make an application less polished and professional than a server's default exception page. Even though most of the  well-designed pages generally shows the stack trace as well as the exception name and makes your application look broken.
  9. JSP Elements
    A JSP page can have two types of data:
    • Template Data: It is the static part of a jsp page. Anything that is copied as it is directly to the response by the JSP server is known as template data.

      

  10. EJBContext
    javax.ejb.EJBContext is an interface, which is implemented by the EJB container. It provides a context of an enterprise Bean instance to the runtime container-environment.
      
  11. Encapsulation
    In OOPs, these concepts are implemented through a class definition and achieved through the object creation process, programmatically.
      
  12. The else Keyword
    The else is the one more keyword of Java. It is used to specify a statement or block of statements that are executed when the condition for testing specified by the if keyword evaluate to false. When the if condition evaluates to false, the code after the else keyword is executed.
      
  13. The extends Keyword
    The extends is a Java keyword, which is used in inheritance process of Java. It specifies the superclass in a class declaration using extends keyword.
      
  14. The finally Keyword
    The finally is a Java keyword that is used to define a block that is always executed in a try−catch−finally statement. In java, there are three clauses named try, catch and finally used as exception handler components.
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Posted on: April 3, 2006

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