PropertyName.java

/**
 * Copyright (C) 2010 Michael Mosmann <michael@mosmann.de>
 *
 * 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 de.flapdoodle.mongoom.mapping.naming;

import de.flapdoodle.mongoom.mapping.properties.IPropertyMappedName;

public final class PropertyName<T> implements IPropertyMappedName {

	private final String _name;
	private final String _mapped;
	private final Class<T> _type;

	public PropertyName(String name, String mapped, Class<T> type) {
		_name = name;
		_mapped = mapped;
		_type = type;
	}

	public String getName() {
		return _name;
	}

	@Override
	public String getMapped() {
		return _mapped;
	}

	public Class<T> getType() {
		return _type;
	}
	
	

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((_mapped == null)
				? 0
				: _mapped.hashCode());
		result = prime * result + ((_name == null)
				? 0
				: _name.hashCode());
		result = prime * result + ((_type == null)
				? 0
				: _type.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		PropertyName other = (PropertyName) obj;
		if (_mapped == null) {
			if (other._mapped != null)
				return false;
		} else if (!_mapped.equals(other._mapped))
			return false;
		if (_name == null) {
			if (other._name != null)
				return false;
		} else if (!_name.equals(other._name))
			return false;
		if (_type == null) {
			if (other._type != null)
				return false;
		} else if (!_type.equals(other._type))
			return false;
		return true;
	}

	public static <T> PropertyName<T> with(String name, String mapped, Class<T> type) {
		return new PropertyName<T>(name, mapped, type);
	}

	public static <T> PropertyName<T> with(String name, Class<T> type) {
		return new PropertyName<T>(name, name, type);
	}

	public static PropertyName<?> empty() {
		return new PropertyName(null, null, null);
	}
}