The forEach() method of Java.util.concurrent.LinkedTransferQueue is an in-built function in Java which is used to traverse each element in this queue.
Syntax:
public void forEach(Consumer<E> action)
Parameters: This method takes a parameter action which represents the action to be performed for each element.
Return Value: This method does not returns anything.
Exceptions: This method throws NullPointerException if the specified action is null.
Below program illustrates the forEach() function of LinkedTransferQueue class:
Program 1:
// Java code to illustrate // forEach() method of LinkedTransferQueue import java.util.concurrent.LinkedTransferQueue;
import java.util.*;
public class GFG {
public static void main(String[] args)
throws InterruptedException
{
// Create object of LinkedTransferQueue
LinkedTransferQueue<Integer> LTQ
= new LinkedTransferQueue<Integer>();
// Add numbers to end of LinkedTransferQueue
// using add() method
LTQ.add( 6 );
LTQ.add( 3 );
LTQ.add( 5 );
LTQ.add( 15 );
LTQ.add( 20 );
// Prints the Deque
System.out.println( "Linked Transfer Queue : "
+ LTQ);
System.out.println( "Traversing this Queue : " );
// Traverse this queue using forEach() method
LTQ.forEach((n) -> System.out.println(n));
}
} |
Output:
Linked Transfer Queue : [6, 3, 5, 15, 20] Traversing this Queue : 6 3 5 15 20
Program 2:
// Java code to illustrate // forEach() method of LinkedTransferQueue import java.util.concurrent.LinkedTransferQueue;
import java.util.*;
public class GFG {
public static void main(String[] args)
throws InterruptedException
{
// Create object of LinkedTransferQueue
LinkedTransferQueue<String> LTQ
= new LinkedTransferQueue<String>();
// Add numbers to end of LinkedTransferQueue
// using add() method
LTQ.add( "GeeksforGeeks" );
LTQ.add( "Geeks" );
LTQ.add( "Computer Science" );
LTQ.add( "Portal" );
LTQ.add( "Gfg" );
// Prints the Deque
System.out.println( "Linked Transfer Queue : "
+ LTQ);
System.out.println( "Traversing this Queue : " );
// Traverse this queue using forEach() method
LTQ.forEach((n) -> System.out.println(n));
}
} |
Output:
Linked Transfer Queue : [GeeksforGeeks, Geeks, Computer Science, Portal, Gfg] Traversing this Queue : GeeksforGeeks Geeks Computer Science Portal Gfg