/*
* Copyright 2009 Google Inc.
*
* 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.google.gwt.core.ext;
import java.util.List;
/**
* Default immutable implementation of ConfigurationProperty that receives its
* values in its constructor.
*/
public class DefaultConfigurationProperty implements ConfigurationProperty {
private final String name;
private final List<String> values;
/**
* Construct a configuration property.
*
* @param name the name of this property, must not be null
* @param values the list of possible values, must not be null and
* will be returned to callers, so a copy should be passed into this
* ctor if the caller will use this set later
*/
public DefaultConfigurationProperty(String name, List<String> values) {
assert name != null;
assert values != null;
this.name = name;
this.values = values;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
DefaultConfigurationProperty other = (DefaultConfigurationProperty) obj;
return name.equals(other.name)
&& values.equals(other.values);
}
public String getName() {
return name;
}
public List<String> getValues() {
return values;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + name.hashCode();
result = prime * result + values.hashCode();
return result;
}
@Override
public String toString() {
return "ConfigProp " + name + ": " + values.toString();
}
}