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Set value in the JavaTuples KeyValue class
To set value in the JavaTuples KeyValue class, you need to use the setValue() method. Let us first see what we need to work with JavaTuples. To work with KeyValue class in JavaTuples, you need to import the following package
import org.javatuples.KeyValue;
Note Download JavaTuples Jar library to run JavaTuples program. If you are using Eclipse IDE, then Right Click Project -> Properties -> Java Build Path -> Add External Jars and upload the downloaded JavaTuples jar file. Refer the below guide for all the steps to run JavaTuples
Steps: How to run JavaTuples program in Eclipse
The following is an example to set the value in the KeyValue class value in Java
Example
import org.javatuples.KeyValue;
public class Demo {
public static void main(String[] args) {
KeyValue<Integer, String> kValue = KeyValue.with(77, "Rank");
System.out.println("Key-Value in the KeyValue Tuple = "+kValue);
KeyValue<Integer, String> v = kValue.setValue("Score");
System.out.println("Updated Value = "+v);
}
}Output
Key-Value in the KeyValue Tuple = [77, Rank] Updated Value = [77, Score]
Updated on: 30-Jul-2019
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