com.mysema.util.BeanUtils Maven / Gradle / Ivy
/*
* Copyright 2011, Mysema Ltd
*
* 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 com.mysema.util;
import java.beans.Introspector;
import java.lang.reflect.Method;
/**
* BeanUtils provides JavaBean compliant property de/capitalization functionality
*
* @author tiwe
*
*/
public final class BeanUtils {
public static String capitalize(String name) {
if (name.length() > 1 && Character.isUpperCase(name.charAt(1))) {
return name;
} else if (name.length() > 1) {
return Character.toUpperCase(name.charAt(0)) + name.substring(1);
} else {
return name.toUpperCase();
}
}
public static String uncapitalize(String name) {
return Introspector.decapitalize(name);
}
public static boolean isAccessorPresent(String prefix, String property, Class bean) {
try {
bean.getMethod(prefix + capitalize(property));
return true;
} catch (NoSuchMethodException ex) {
return false;
}
}
public static Method getAccessor(String prefix, String property, Class bean) {
try {
return bean.getMethod(prefix + capitalize(property));
} catch (NoSuchMethodException e) {
return null;
}
}
private BeanUtils() {}
}