Java Programming/Keywords/throw
throw is a keyword; it 'throws' an exception. In a throw statement, the three types of objects that can be thrown are: Exception, java:Throwable, and java:Error
Syntax:
throw <Exception Ref>; For example:
 | public Customer findCustomer( String name ) throws '''CustomerNotFoundException''' { Customer custRet = null; Iterator iter = _customerList.iterator(); while ( iter.hasNext() ) { Customer cust = (Customer) iter.next(); if ( cust.getName().equals( name ) ) { // --- Customer find -- custRet = cust; break; } } if ( custRet == null ) { // --- Customer not found --- throw new '''CustomerNotFoundException'''( "Customer "+ name + " was not found" ); } return custRet } |