Java Field.getLong(Object obj)
Syntax
Field.getLong(Object obj) has the following syntax.
public long getLong(Object obj) throws IllegalArgumentException , IllegalAccessException
Example
In the following code shows how to use Field.getLong(Object obj) method.
import java.lang.reflect.Field;
//from w ww . j a v a2s . c o m
class MyClass {
public long i = 99999999L;
}
public class Main {
public static void main(String[] args) throws Exception {
Class<?> clazz = Class.forName("MyClass");
MyClass x = (MyClass) clazz.newInstance();
Field f = clazz.getField("i");
System.out.println(f.getLong(x));
f.setLong(x, 9L);
System.out.println(f.getLong(x));
}
}
The code above generates the following result.
