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Java (programming language) Exception handling in java is one of the powerful mechanism to handle the runtime errors so that normal flow of the application can be maintained. Dictionary Meaning: Exception is an abnormal condition. In java, exception is an event that disrupts the normal flow of the program. It is an object which is thrown at runtime. Exception Handling is a mechanism to handle runtime errors such as ClassNotFound, IO, SQL, Remote etc.
To save memory (and speed up testing for equality), Java supports âinterningâ of Strings. When the intern() method is invoked on a String, a lookup is performed on a table of interned Strings. If a String object with the same content is already in the table, a reference to the String in the table is returned.