content: /*
   * 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 org.whispersystems.libsignal.util.guava;
  
  
  /**
   * A class that can supply objects of a single type.  Semantically, this could
   * be a factory, generator, builder, closure, or something else entirely. No
   * guarantees are implied by this interface.
   *
   * @author Harry Heymann
   * @since 2.0 (imported from Google Collections Library)
   */
  public interface Supplier<T> {
    /**
     * Retrieves an instance of the appropriate type. The returned object may or
     * may not be a new instance, depending on the implementation.
     *
     * @return an instance of the appropriate type
     */
    T get();
  }
  