Java Reflection - Field.get() Examples

package com.logicbig.example.field;

import java.lang.reflect.Field;
import java.math.BigDecimal;

public class GetExample {
    private String aString = "an instance string";
    private int anInt = 10;
    private static BigDecimal anObj = BigDecimal.TEN;

    public static void main(String... args) throws NoSuchFieldException, IllegalAccessException {
        Field field = GetExample.class.getDeclaredField("aString");
        GetExample instance = new GetExample();
        Object o = field.get(instance);
        System.out.println(o);

        //primitive instance field
        Field field2 = GetExample.class.getDeclaredField("anInt");
        Object o2 = field2.get(instance);
        System.out.println(o2.getClass().getTypeName());
        System.out.println(o2);

        //static field
        Field field3 = GetExample.class.getDeclaredField("anObj");
        Object o3 = field3.get(null);
        System.out.println(o3.getClass().getTypeName());
        System.out.println(o3);
    }
}