IntBuffer get() in Java

get(): This method is available in java.nio.IntBuffer class of Java.

Syntax:

int java.nio.IntBuffer.get()

This method reads the int at this buffer'scurrent position and then increments the position.

Parameters: NA

Returns: The int at the buffer's current position.

Throws:

BufferUnderflowException - If the buffer's current position is not smaller than its limit.

Approach 1: When no exceptions

Java

import java.nio.IntBuffer;

public class IntBufferget {
    public static void main(String[] args) {

        int array[] = { 12, 34, 56, 78 };
        IntBuffer lb = IntBuffer.wrap(array);

        System.out.println(lb.get());
    }
}

Output:

12

Approach 2: BufferUnderflowException

Java

import java.nio.IntBuffer;

public class IntBufferget {
    public static void main(String[] args) {

        int array[] = {};
        IntBuffer lb = IntBuffer.wrap(array);

        System.out.println(lb.get());
    }
}

Output:

Exception in thread "main" java.nio.BufferUnderflowException
	at java.base/java.nio.Buffer.nextGetIndex(Buffer.java:694)
	at java.base/java.nio.HeapIntBuffer.get(HeapIntBuffer.java:166)

Some more get methods.

get(int)

get(int[])

get(int, int[])

get(int[], int, int)

get(int, int[], int, int)