/*
* Copyright (C) 2007 The Guava Authors
*
* 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.common.collect.testing;
import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.testing.SampleElements.Enums;
import java.util.Collections;
import java.util.List;
import java.util.Set;
/**
* An abstract TestSetGenerator for generating sets containing enum values.
*
* @author Kevin Bourrillion
*/
@GwtCompatible
public abstract class TestEnumSetGenerator implements TestSetGenerator<AnEnum> {
@Override
public SampleElements<AnEnum> samples() {
return new Enums();
}
@Override
public Set<AnEnum> create(Object... elements) {
AnEnum[] array = new AnEnum[elements.length];
int i = 0;
for (Object e : elements) {
array[i++] = (AnEnum) e;
}
return create(array);
}
protected abstract Set<AnEnum> create(AnEnum[] elements);
@Override
public AnEnum[] createArray(int length) {
return new AnEnum[length];
}
/**
* Sorts the enums according to their natural ordering.
*/
@Override
public List<AnEnum> order(List<AnEnum> insertionOrder) {
Collections.sort(insertionOrder);
return insertionOrder;
}
}