Clover coverage report - Code Coverage for tapestry release 4.0-beta-4
Coverage timestamp: Wed Aug 10 2005 21:19:31 EDT
file stats: LOC: 62   Methods: 0
NCLOC: 10   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
SqueezeAdaptor.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 into a String
 23    * format (squeeze it), or convert from a String back into a Java type (unsqueeze).
 24    * <p>
 25    * This interface is somewhat misnamed; this is more of the GoF Strategy pattern than GoF Adaptor
 26    * pattern.
 27    *
 28    * @author Howard Lewis Ship
 29    */
 30   
 31    public interface SqueezeAdaptor
 32    {
 33    /**
 34    * Returns one or more characters, each of which will be a prefix for this adaptor.
 35    */
 36   
 37    public String getPrefix();
 38   
 39    /**
 40    * Returns the class (or interface) which can be encoded by this adaptor.
 41    */
 42   
 43    public Class getDataClass();
 44   
 45    /**
 46    * Converts the data object into a String.
 47    *
 48    * @throws IOException
 49    * if the object can't be converted.
 50    */
 51   
 52    public String squeeze(DataSqueezer squeezer, Object data);
 53   
 54    /**
 55    * Converts a String back into an appropriate object.
 56    *
 57    * @throws IOException
 58    * if the String can't be converted.
 59    */
 60   
 61    public Object unsqueeze(DataSqueezer squeezer, String string);
 62    }