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Fetch the value in a Java Pair Class Tuple
Use the getValueX() method to fetch the value from Pair Tuple class in Java at a particular index. For example, getValue0().
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;
public class Demo {
public static void main(String[] args) {
Pair < String, String > p1 = Pair.with("One", "Two");
Pair < String, String > p2 = p1.setAt1("Three");
System.out.println("Result = " + p2);
System.out.println("Fetch Value: " + p2.getValue0());
}
}Output
Result = [One, Three] Fetch Value: One
Updated on: 30-Jul-2019
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