View Javadoc

    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  package org.apache.commons.fileupload.util;
    18
    19  import java.io.IOException;
    20
    21  /**
    22   * Interface of an object, which may be closed.
    23   */
    24  public interface Closeable {
    25
    26      /**
    27       * Closes the object.
    28       *
    29       * @throws IOException An I/O error occurred.
    30       */
    31      void close() throws IOException;
    32
    33      /**
    34       * Returns, whether the object is already closed.
    35       *
    36       * @return True, if the object is closed, otherwise false.
    37       * @throws IOException An I/O error occurred.
    38       */
    39      boolean isClosed() throws IOException;
    40
    41  }