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What does the synchronized keyword in Java mean?

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synchronized is a Java keyword. It means that the method cannot be executed by two threads at the same time and the JVM take care of enforcing that. In C++, you will have to use some synchronization construct, like a critical section or a mutex.
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Java Expertise

The synchronized keyword is all about different threads reading and writing to the same variables, objects and resources. We can able to provide a solution for race condition(accessing more than one thread in same resource) in thread by using synchronized keyword. we can able to use synchronized keyword... read more
The synchronized keyword is all about different threads reading and writing to the same variables, objects and resources. We can able to provide a solution for race condition(accessing more than one thread in same resource) in thread by using synchronized keyword. we can able to use synchronized keyword in method and block, so that it will create object lock or class level lock as per our requirement which restrict to access more than single thread at a time. read less
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synchronized keyword is used in Multithreading. when more than one threads are asking for the same resources to get execute then there should be mutual exclusion between threads that one thread has completed its execution then only another thread can enter into the proecss. It can be achieved by defining... read more
synchronized keyword is used in Multithreading. when more than one threads are asking for the same resources to get execute then there should be mutual exclusion between threads that one thread has completed its execution then only another thread can enter into the proecss. It can be achieved by defining a method which has to be synchronized or the object of the class has to be synchronized read less
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