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Get the size of the LabelValue Tuple in Java
To get the size of the LabelValue tuple in Java, use the getSize() method. Let us first see what we need to work with JavaTuples. To work with LabelValue class in JavaTuples, you need to import the following package −
import org.javatuples.LabelValue;
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 add value in LabelValue Tuple in Java −
Example
import org.javatuples.LabelValue;
public class Demo {
public static void main(String[] args) {
LabelValue<Integer, String> lv = new LabelValue<Integer, String>(5, "Rank");
System.out.println("LabelValue Tuple = "+lv);
System.out.println("Get the key = "+lv.getLabel()); System.out.println("Get the value = "+lv.getValue());
System.out.println("Get the size of the Tuple = "+lv.getSize());
}
}Output
LabelValue Tuple = [5, Rank] Get the key = 5 Get the value = Rank Get the size of the Tuple = 2
Updated on: 30-Jul-2019
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