org.onebusaway.collections.CollectionsLibrary Maven / Gradle / Ivy

Go to download
/**
 * Copyright (C) 2011 Brian Ferris 
 *
 * 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.onebusaway.collections;

import java.util.Collection;
import java.util.HashSet;
import java.util.Set;

public class CollectionsLibrary {

  public static  Set set(T... values) {
    Set set = new HashSet();
    for (T value : values)
      set.add(value);
    return set;
  }

  public static final boolean isEmpty(Collection c) {
    return c == null || c.isEmpty();
  }
}