java.util.Collections.max() Method

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Description

The max(Collection<? extends T>) method is used to return the maximum element of the given collection, according to the natural ordering of its elements.

Declaration

Following is the declaration for java.util.Collections.max() method.

public static <T extends Object & Comparable<? super T>> T max(Collection<? extends T> coll)

Parameters

coll − The collection whose maximum element is to be determined.

Return Value

The method call returns the maximum element of the given collection, according to the natural ordering of its elements.

Exception

• ClassCastException − This is thrown if the collection contains elements that are not mutually comparable (for example, strings and integers).

• NoSuchElementException − This is thrown if the collection is empty.

Example

The following example shows the usage of java.util.Collections.max()

package com.tutorialspoint;

import java.util.*;

public class CollectionsDemo {
   public static void main(String args[]) { 
      
      // create link list object 
      LinkedList<Integer> list = new LinkedList<Integer>();

      // populate the list  
      list.add(-18);  
      list.add(40);  
      list.add(-45);  
      list.add(12); 

      System.out.println("Max value is: " + Collections.max(list));          
   }  
}

Let us compile and run the above program, this will produce the following result.

Max value is: 40