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.parse;
016
017import org.apache.hivemind.impl.BaseLocatable;
018import org.apache.hivemind.impl.CreateClassServiceConstructor;
019import org.apache.hivemind.internal.Module;
020import org.apache.hivemind.internal.ServicePoint;
021import org.apache.hivemind.internal.ServiceImplementationConstructor;
022import org.apache.hivemind.util.ToStringBuilder;
023
024/**
025 * Descriptor for the <create-instance< element, used to create
026 * a core service implementation from a class name.
027 *
028 * @author Howard Lewis Ship
029 */
030public final class CreateInstanceDescriptor extends BaseLocatable implements InstanceBuilder
031{
032    private String _serviceModel = "singleton";
033    private String _instanceClassName;
034
035    public String getInstanceClassName()
036    {
037        return _instanceClassName;
038    }
039
040    public void setInstanceClassName(String string)
041    {
042        _instanceClassName = string;
043    }
044
045    public ServiceImplementationConstructor createConstructor(
046        ServicePoint point,
047        Module contributingModule)
048    {
049        CreateClassServiceConstructor result = new CreateClassServiceConstructor();
050
051        result.setLocation(getLocation());
052        result.setContributingModule(contributingModule);
053        result.setInstanceClassName(_instanceClassName);
054
055        return result;
056    }
057
058    public String toString()
059    {
060        ToStringBuilder builder = new ToStringBuilder(this);
061
062        builder.append("instanceClassName", _instanceClassName);
063        builder.append("serviceModel", _serviceModel);
064
065        return builder.toString();
066    }
067
068    public String getServiceModel()
069    {
070        return _serviceModel;
071    }
072
073    public void setServiceModel(String serviceModel)
074    {
075        _serviceModel = serviceModel;
076    }
077
078}