Syboos Commons BeanUtils validators - Create custom validator

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

import my.validator.SomethingValidator;

@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.FIELD)
@ValidateConstraint(validatedBy=SomethingValidator.class)
public @interface ValidateSomething {
    public String myproperty();
    public String message() default "";
    public String when() default "";
}

import com.syboos.beanutils.validator.Validator;

public class SomethingValidator extends Validator {
    private String myproperty;

    public String getMyproperty() {
        return myproperty;
    }

    public void setMyproperty(String myproperty) {
        this.myproperty = myproperty;
    }

    /* (non-Javadoc)
     * @see com.syboos.beanutils.validator.Validator#validate(java.lang.Object)
     */
    @Override
    public boolean validate(Object value) {
        //TODO validate value
        return true; //or false. or throw some ValidationException
    }
}

@ValidateSomething(myproperty="somevalue")
private Object myfield;

...