Clover coverage report - Code Coverage for tapestry release 4.0-beta-10
Coverage timestamp: Sat Oct 8 2005 19:08:05 EDT
file stats: LOC: 103   Methods: 6
NCLOC: 59   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
DefaultScriptSource.java 0% 0% 0% 0%
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.engine;
 16   
 17    import java.util.HashMap;
 18    import java.util.Map;
 19   
 20    import org.apache.hivemind.ApplicationRuntimeException;
 21    import org.apache.hivemind.ClassResolver;
 22    import org.apache.hivemind.Resource;
 23    import org.apache.tapestry.IScript;
 24    import org.apache.tapestry.Tapestry;
 25    import org.apache.tapestry.coerce.ValueConverter;
 26    import org.apache.tapestry.event.ResetEventListener;
 27    import org.apache.tapestry.script.ScriptParser;
 28    import org.apache.tapestry.services.ExpressionEvaluator;
 29    import org.apache.tapestry.util.xml.DocumentParseException;
 30   
 31    /**
 32    * Provides basic access to scripts available on the classpath. Scripts are cached in memory once
 33    * parsed.
 34    *
 35    * @author Howard Lewis Ship
 36    * @since 1.0.2
 37    */
 38   
 39    public class DefaultScriptSource implements IScriptSource, ResetEventListener
 40    {
 41    private ClassResolver _classResolver;
 42   
 43    /** @since 4.0 */
 44    private ExpressionEvaluator _expressionEvaluator;
 45   
 46    /** @since 4.0 */
 47    private ValueConverter _valueConverter;
 48   
 49    private Map _cache = new HashMap();
 50   
 51  0 public synchronized void resetEventDidOccur()
 52    {
 53  0 _cache.clear();
 54    }
 55   
 56  0 public synchronized IScript getScript(Resource resource)
 57    {
 58  0 IScript result = (IScript) _cache.get(resource);
 59   
 60  0 if (result != null)
 61  0 return result;
 62   
 63  0 result = parse(resource);
 64   
 65  0 _cache.put(resource, result);
 66   
 67  0 return result;
 68    }
 69   
 70  0 private IScript parse(Resource resource)
 71    {
 72  0 ScriptParser parser = new ScriptParser(_classResolver, _expressionEvaluator,
 73    _valueConverter);
 74   
 75  0 try
 76    {
 77  0 return parser.parse(resource);
 78    }
 79    catch (DocumentParseException ex)
 80    {
 81  0 throw new ApplicationRuntimeException(Tapestry.format(
 82    "DefaultScriptSource.unable-to-parse-script",
 83    resource), ex);
 84    }
 85    }
 86   
 87  0 public void setClassResolver(ClassResolver classResolver)
 88    {
 89  0 _classResolver = classResolver;
 90    }
 91   
 92    /** @since 4.0 */
 93  0 public void setExpressionEvaluator(ExpressionEvaluator expressionEvaluator)
 94    {
 95  0 _expressionEvaluator = expressionEvaluator;
 96    }
 97   
 98    /** @since 4.0 */
 99  0 public void setValueConverter(ValueConverter valueConverter)
 100    {
 101  0 _valueConverter = valueConverter;
 102    }
 103    }