The Object class in Java is the root of the class hierarchy. Every class in Java inherits from the Object class, either directly or indirectly. This class provides several methods that are fundamental to the operation of objects in Java.
Java Object Methods
The table below contains various methods of the Java Object class, each with a link to a detailed explanation, examples, and real-world uses. Click on the method names to learn more about how to use them effectively in your applications.
| Method | Description |
|---|---|
| clone() | Creates and returns a copy of this object. |
| equals() | Indicates whether some other object is “equal to” this one. |
| finalize() | Called by the garbage collector on an object when garbage collection determines that there are no more references to the object. |
| hashCode() | Returns a hash code value for the object. |
| getClass() | Returns the runtime class of this object. |
| notify() | Wakes up a single thread that is waiting on this object’s monitor. |
| toString() | Returns a string representation of the object. |
| wait() Methods | Causes the current thread to wait until another thread invokes the notify() method or the notifyAll() method for this object. |
The Object class in Java provides fundamental methods that are crucial for object operations in Java programming. Understanding these methods is essential for effective Java development.
For more comprehensive details, you can visit the official Java SE documentation.