Java 'or' operator
OR operator is a kind of a conditional operators, which is represented by | symbol. It returns either true or false value based on the state of the variables i.e. the operations using conditional operators are performed between the two boolean expressions.
The OR operator (|)
is similar to the Conditional-OR operator (||) and returns true,
if one or another of its operand is true.
Read more at:
http://www.roseindia.net/java/master-java/conditional-operators.shtml