Java Language

Internal

• Java

Lexical Structure

Keywords

• synchronized (statement and modifier)

Statements

synchronized

The synchronized statement acquires a mutual-exclusion lock on behalf of the executing thread, executes a block, then releases the lock. While the executing thread owns the log, no other thread may acquire the lock.

synchronized (expression) block

The type of expression must be a reference type.

Also see:

'synchronized' mechanism

Modifiers

Method Modifiers

synchronized

A synchronized class method synchronizes on the monitor associated with the Class object of that class.

A synchronized instance method synchronizes on the monitor associated with this - the object instance it is invoked onto.

Also see:

'synchronized' mechanism

Interface

An interface groups related methods together into a contract.

Class

Anonymous Class

Can be used for behavior parameterization.