Clover coverage report - gsbase - 2.0.1
Coverage timestamp: Sat Jan 1 2005 12:30:02 EST
file stats: LOC: 130   Methods: 4
NCLOC: 49   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
ReflectedObjectStore.java 100% 94.4% 100% 96.2%
coverage coverage
 1    /*
 2    * Copyright (c) 1998, 2005 Gargoyle Software Inc. All rights reserved.
 3    *
 4    * Redistribution and use in source and binary forms, with or without
 5    * modification, are permitted provided that the following conditions are met:
 6    *
 7    * 1. Redistributions of source code must retain the above copyright notice,
 8    * this list of conditions and the following disclaimer.
 9    * 2. Redistributions in binary form must reproduce the above copyright notice,
 10    * this list of conditions and the following disclaimer in the documentation
 11    * and/or other materials provided with the distribution.
 12    * 3. The end-user documentation included with the redistribution, if any, must
 13    * include the following acknowledgment:
 14    *
 15    * "This product includes software developed by Gargoyle Software Inc.
 16    * (http://www.GargoyleSoftware.com/)."
 17    *
 18    * Alternately, this acknowledgment may appear in the software itself, if
 19    * and wherever such third-party acknowledgments normally appear.
 20    * 4. The name "Gargoyle Software" must not be used to endorse or promote
 21    * products derived from this software without prior written permission.
 22    * For written permission, please contact info@GargoyleSoftware.com.
 23    * 5. Products derived from this software may not be called "GSBase", nor may
 24    * "GSBase" appear in their name, without prior written permission of
 25    * Gargoyle Software Inc.
 26    *
 27    * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
 28    * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 29    * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GARGOYLE
 30    * SOFTWARE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 31    * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 32    * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
 33    * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 34    * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 35    * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 36    * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 37    */
 38    package com.gargoylesoftware.base.objectstore;
 39   
 40    import com.gargoylesoftware.base.util.DetailedIllegalArgumentException;
 41    import java.lang.reflect.InvocationTargetException;
 42    import java.lang.reflect.Method;
 43    import java.util.HashMap;
 44    import java.util.Map;
 45   
 46    /**
 47    * An object store that allows configuration by reflection. Commands are mapped to
 48    * method names such that when a specified command is received, it will be dispatched
 49    * via reflection to the specified method.
 50    *
 51    * @version $Revision: 1.4 $
 52    * @author <a href="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a>
 53    */
 54    public abstract class ReflectedObjectStore extends ObjectStore {
 55   
 56    private final Map commandMap_ = new HashMap( 89 );
 57   
 58   
 59    /**
 60    * Create an instance
 61    */
 62  5 public ReflectedObjectStore() {
 63    }
 64   
 65   
 66    /**
 67    * Execute the specified command
 68    *
 69    * @param command The command to execute
 70    * @return An object
 71    * @exception Throwable If an error occurs
 72    */
 73  3 protected final Object executeImpl( final ObjectStoreCommand command )
 74    throws Throwable {
 75   
 76  3 final Method method = (Method)commandMap_.get( command.getClass() );
 77  3 if( method == null ) {
 78  2 throw new ObjectStoreCommandNotSupportedException( command );
 79    }
 80   
 81  1 try {
 82  1 return method.invoke( this, new Object[]{command} );
 83    }
 84    catch( final InvocationTargetException e ) {
 85  0 throw e.getTargetException();
 86    }
 87    }
 88   
 89   
 90    /**
 91    * Register a command and the method that will be invoked when that command is
 92    * passed into execute()
 93    *
 94    * @param commandClass The class of the command
 95    * @param methodName The name of the method that will be executed
 96    */
 97  4 public void registerCommand( final Class commandClass, final String methodName ) {
 98  4 assertNotNull( "commandClass", commandClass );
 99  4 assertNotNull( "methodName", methodName );
 100   
 101  4 if( ObjectStoreCommand.class.isAssignableFrom( commandClass ) == false ) {
 102  1 throw new DetailedIllegalArgumentException(
 103    "commandClass", commandClass, "Must be an instance of ObjectStoreCommand" );
 104    }
 105   
 106  3 final Method method;
 107  3 try {
 108  3 method = getClass().getDeclaredMethod( methodName, new Class[]{commandClass} );
 109    }
 110    catch( final NoSuchMethodException e ) {
 111  1 throw new DetailedIllegalArgumentException(
 112    "methodName", methodName, "No method found on class " + commandClass.getName() );
 113    }
 114   
 115  2 attemptToSuppressAccessControl( method );
 116   
 117  2 commandMap_.put( commandClass, method );
 118    }
 119   
 120   
 121  2 private void attemptToSuppressAccessControl( final Method method ) {
 122  2 try {
 123  2 method.setAccessible( true );
 124    }
 125    catch( final SecurityException e ) {
 126    // Nothing we can do if this fails
 127    }
 128    }
 129    }
 130