/*
* Copyright 2012 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.guvnor.models.guided.template.backend.upgrade;
import org.drools.guvnor.models.commons.backend.IUpgradeHelper;
import org.drools.guvnor.models.commons.shared.rule.ActionCallMethod;
import org.drools.guvnor.models.commons.shared.rule.ActionFieldValue;
import org.drools.guvnor.models.commons.shared.rule.RuleMetadata;
import org.drools.guvnor.models.commons.shared.rule.RuleModel;
/**
* Utility class to support upgrades of the RuleModel model. Release pre-5.2
*/
public class RuleModelUpgradeHelper1
implements
IUpgradeHelper<RuleModel, RuleModel> {
public RuleModel upgrade( RuleModel model ) {
updateMetadata( model );
updateMethodCall( model );
return model;
}
//Fixme, hack for a upgrade to add Metadata
private void updateMetadata( RuleModel model ) {
if ( model.metadataList == null ) {
model.metadataList = new RuleMetadata[ 0 ];
}
}
// The way method calls are done changed after 5.0.0.CR1 so every rule done
// before that needs to be updated.
private RuleModel updateMethodCall( RuleModel model ) {
for ( int i = 0; i < model.rhs.length; i++ ) {
if ( model.rhs[ i ] instanceof ActionCallMethod ) {
ActionCallMethod action = (ActionCallMethod) model.rhs[ i ];
// Check if method name is filled, if not this was made with an older Guvnor version
if ( action.getMethodName() == null || "".equals( action.getMethodName() ) ) {
if ( action.getFieldValues() != null && action.getFieldValues().length >= 1 ) {
action.setMethodName( action.getFieldValues()[ 0 ].getField() );
action.setFieldValues( new ActionFieldValue[ 0 ] );
action.setState( ActionCallMethod.TYPE_DEFINED );
}
}
}
}
return model;
}
}