org.picketlink.common.properties.Properties Maven / Gradle / Ivy
/*
*JBoss, Home of Professional Open Source
*
*Copyright 2013 Red Hat, Inc. and/or its affiliates.
*
*Licensed under the Apache License, Version 2.0 (the "License");
*you may not use this file except in compliance with the License.
*You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
*Unless required by applicable law or agreed to in writing, software
*distributed under the License is distributed on an "AS IS" BASIS,
*WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*See the License for the specific language governing permissions and
*limitations under the License.
*/
package org.picketlink.common.properties;
import java.lang.reflect.Field;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
/**
* Utility class for working with JavaBean style properties
*
* @see Property
*/
public class Properties {
private Properties() {
}
/**
* Create a JavaBean style property from the field
*
* @param
* @param field
*
* @return
*/
public static FieldProperty createProperty(Field field) {
return new FieldPropertyImpl(field);
}
/**
* Create a JavaBean style property from the specified method
*
* @param
* @param method
*
* @return
*
* @throws IllegalArgumentException if the method does not match JavaBean conventions
* @see http://www.oracle.com/technetwork/java/javase/documentation/spec-136004.html
*/
public static MethodProperty createProperty(Method method) {
return new MethodPropertyImpl(method);
}
/**
* Create a JavaBean style property from the specified member
*
* @param
* @param member
*
* @return
*
* @throws IllegalArgumentException if the method does not match JavaBean conventions
* @see http://www.oracle.com/technetwork/java/javase/documentation/spec-136004.html
*/
public static Property createProperty(Member member) {
if (member instanceof Method) {
return new MethodPropertyImpl(Method.class.cast(member));
} else if (member instanceof Field) {
return new FieldPropertyImpl(Field.class.cast(member));
} else {
throw new IllegalArgumentException("Cannot make a property of " +
member + " - it is neither a method or a field");
}
}
/**
* Indicates whether this method is a valid property method.
*/
public static boolean isProperty(Method method) {
try {
new MethodPropertyImpl(method);
return true;
} catch (IllegalArgumentException e) {
return false;
}
}
}