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Chained Exception

Chained Exception was added to Java in JDK 1.4. This feature allow you to relate one exception with another exception, i.e one exception describes cause of another exception. For example, consider a situation in which …

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Exception Handling

Chained Exception was added to Java in JDK 1.4. This feature allow you to relate one exception with another exception, i.e one exception describes cause of another exception. For example, consider a situation in which …

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What is Multithreading in java?

What is Multithreading in java? Multithreading A program can be divided into a number of small processes. Each small process can be addressed as a single thread (a lightweight process). Multithreaded programs contain two or …

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Thread Class in java

Thread class is the main class on which Java’s Multithreading system is based. Thread class, along with its companion interface Runnable will be used to create and run threads for utilizing Multithreading feature of Java. …

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Creating a thread in java

Java defines two ways by which a thread can be created. By implementing the Runnable interface. By extending the Thread class. Implementing the Runnable Interface The easiest way to create a thread is to create …

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Joining threads in java

Sometimes one thread needs to know when another thread is ending. In java, isAlive() and join() are two different methods to check whether a thread has finished its execution. The isAlive() method returns true if …

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Synchronization in java

At times when more than one thread try to access a shared resource, we need to ensure that resource will be used by only one thread at a time. The process by which this is …

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Interthread Communication in java

Java provide benefit of avoiding thread pooling using interthread communication. The wait(), notify(),notifyAll() of Object class. These method are implemented as final in Object. All three method can be called only from within a synchronized …

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Enumerations in java

Enumerations was added to Java language in JDK5. Enumeration means a list of named constant. In Java, enumeration defines a class type. An Enumeration can have constructors, methods and instance variables. It is created using …

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Autoboxing and Unboxing In Java

Autoboxing and Unboxing Autoboxing and Unboxing features was added in Java5. Autoboxing is a process by which primitive type is automatically encapsulated(boxed) into its equivalent type wrapper Auto-Unboxing is a process by which the value …

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IO Stream

Java performs I/O through Streams. A Stream is linked to a physical layer by java I/O system to make input and output operation in java. In general, a stream means continuous flow of data. Streams …

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Networking in Java

Java is a premier language for network programming. java.net package encapsulate large number of classes and interface that provides an easy-to use means to access network resources. Here are some important classes and interfaces of …

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Generics In JAVA

A class or interface that operates on parameterized type is called Generic. Generics was first introduced in Java5. Now it is one of the most profound feature of java programming language. It provides facility to …

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Collection Framework in java

Collection framework was not part of original Java release. Collections was added to J2SE 1.2. Prior to Java 2, Java provided adhoc classes such as Dictionary, Vector, Stack and Properties to store and manipulate groups …

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