Java Field.getByte(Object obj)

Syntax

Field.getByte(Object obj) has the following syntax.

public byte getByte(Object obj)  throws IllegalArgumentException ,   IllegalAccessException

Example

In the following code shows how to use Field.getByte(Object obj) method.


//from  ww w  .  j  ava  2s.  c  o  m
import java.lang.reflect.Field;

class MyClass {
  public byte i = 10;
}

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.getByte(x)); // Output: 10
    f.setByte(x, (byte)20);
    System.out.println(f.getByte(x)); // Output: 20

  }
}

The code above generates the following result.





















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