001    // Copyright 2011 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    // http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry5.internal;
016    
017    import java.io.IOException;
018    
019    /**
020     * This interface is similar to {@link Runnable}, except that
021     * the operation may throw an {@link IOException}.
022     * 
023     * @since 5.3
024     * @see TapestryInternalUtils#performIO(org.apache.tapestry5.ioc.OperationTracker, String, IOOperation)
025     */
026    public interface IOOperation
027    {
028        /**
029         * Perform some work.
030         * 
031         * @throws IOException
032         */
033        void perform() throws IOException;
034    }