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Create Pair Tuple from List in Java
Use the fromCollection() method to create a Pair Tuple from List collection.
Let us first see what we need to work with JavaTuples. To work with Pair class in JavaTuples, you need to import the following package −
import org.javatuples.Pair;
Note − Steps to download and run JavaTuples program. If you are using Eclipse IDE to run Pair Class in JavaTuples, then Right Click Project ->Properties ->Java Build Path ->Add External Jars and upload the downloaded JavaTuples jar file.
The following is an example −
Example
import org.javatuples.Pair;
import java.util.*;
public class Demo {
public static void main(String[] args) {
List < String > myList = new ArrayList < String > ();
myList.add("Summers!");
myList.add("Winters!");
Pair < String, String > p = Pair.fromCollection(myList);
System.out.println("Result = " + p);
}
}Output
Result = [Summers!, Winters!]
Updated on: 30-Jul-2019
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