Clover coverage report - Code Coverage for tapestry release 4.0-beta-2
Coverage timestamp: Sat Jul 9 2005 22:02:17 EDT
file stats: LOC: 59   Methods: 0
NCLOC: 8   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
ISqueezeAdaptor.java - - - -
coverage
 1    // Copyright 2004, 2005 The Apache Software Foundation
 2    //
 3    // Licensed under the Apache License, Version 2.0 (the "License");
 4    // you may not use this file except in compliance with the License.
 5    // You may obtain a copy of the License at
 6    //
 7    // http://www.apache.org/licenses/LICENSE-2.0
 8    //
 9    // Unless required by applicable law or agreed to in writing, software
 10    // distributed under the License is distributed on an "AS IS" BASIS,
 11    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 12    // See the License for the specific language governing permissions and
 13    // limitations under the License.
 14   
 15    package org.apache.tapestry.util.io;
 16   
 17    import java.io.IOException;
 18   
 19    import org.apache.tapestry.services.DataSqueezer;
 20   
 21    /**
 22    * Interface which defines a class used to convert data for a specific Java type
 23    * into a String format (squeeze it), or convert from a String back into a Java
 24    * type (unsqueeze).
 25    *
 26    * <p>
 27    * This interface is somewhat misnamed; this is more of the GoF Strategy pattern
 28    * than GoF Adaptor pattern.
 29    *
 30    * @author Howard Lewis Ship
 31    *
 32    */
 33   
 34    public interface ISqueezeAdaptor
 35    {
 36    /**
 37    * Converts the data object into a String.
 38    *
 39    * @throws IOException
 40    * if the object can't be converted.
 41    */
 42   
 43    public String squeeze(DataSqueezer squeezer, Object data) throws IOException;
 44   
 45    /**
 46    * Converts a String back into an appropriate object.
 47    *
 48    * @throws IOException
 49    * if the String can't be converted.
 50    */
 51   
 52    public Object unsqueeze(DataSqueezer squeezer, String string) throws IOException;
 53   
 54    /**
 55    * Invoked to ask an adaptor to register itself to the squeezer.
 56    */
 57   
 58    public void register(DataSqueezer squeezer);
 59    }