001// Copyright 2004, 2005 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
015package org.apache.hivemind.service.impl;
016
017import org.apache.hivemind.ErrorLog;
018import org.apache.hivemind.ServiceImplementationFactoryParameters;
019
020/**
021 * Exposes the service's {@link org.apache.hivemind.internal.ExtensionPoint#getErrorLog() error log}
022 * as a constructor parameter or a property.
023 * 
024 * @author Howard M. Lewis Ship
025 * @since 1.1
026 */
027public class BuilderErrorLogFacet extends BuilderFacet
028{
029
030    public Object getFacetValue(ServiceImplementationFactoryParameters factoryParameters,
031            Class targetType)
032    {
033        return factoryParameters.getErrorLog();
034    }
035
036    public boolean isAssignableToType(ServiceImplementationFactoryParameters factoryParameters,
037            Class targetType)
038    {
039        return targetType == ErrorLog.class;
040    }
041
042    protected String getDefaultPropertyName()
043    {
044        return "errorLog";
045    }
046
047    /** @since 1.1 */
048    public boolean canAutowireConstructorParameter()
049    {
050        return true;
051    }
052}