Tags:java
  • Java API defines several methods in java.lang.Object class with general contracts on which other classes rely on to be fulfilled by the implementations. These methods are: equals( ), hashCode( ), toString( ), clone( ). The Object class provides…

  • Starting with version 5, JAVA support autoboxing and unboxing. Autoboxing is the automatic conversion that the Java compiler is making between primitive values and the corresponding instances of the wrapper classes: an int is converted to an…