/*
* 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.workbench.screens.guided.rule.client.widget;
import org.drools.workbench.models.commons.shared.oracle.model.DataType;
import org.drools.workbench.models.commons.shared.rule.ExpressionCollection;
import org.drools.workbench.models.commons.shared.rule.ExpressionField;
import org.drools.workbench.models.commons.shared.rule.ExpressionGlobalVariable;
import org.drools.workbench.models.commons.shared.rule.ExpressionMethod;
import org.drools.workbench.models.commons.shared.rule.ExpressionPart;
import org.drools.workbench.models.commons.shared.oracle.model.MethodInfo;
import org.drools.workbench.models.commons.shared.oracle.PackageDataModelOracle;
public class ExpressionPartHelper {
public static ExpressionPart getExpressionPartForMethod( PackageDataModelOracle sce,
String factName,
String methodName ) {
MethodInfo mi = sce.getMethodInfo( factName, methodName );
if ( DataType.TYPE_COLLECTION.equals( mi.getGenericType() ) ) {
return new ExpressionCollection( methodName, mi.getReturnClassType(),
mi.getGenericType(), mi.getParametricReturnType() );
}
return new ExpressionMethod( mi.getName(), mi.getReturnClassType(), mi.getGenericType() );
}
public static ExpressionPart getExpressionPartForField( PackageDataModelOracle sce,
String factName,
String fieldName ) {
String fieldClassName = sce.getFieldClassName( factName, fieldName );
String fieldGenericType = sce.getFieldType( factName, fieldName );
if ( DataType.TYPE_COLLECTION.equals( fieldGenericType ) ) {
String fieldParametricType = sce.getParametricFieldType( factName, fieldName );
return new ExpressionCollection( fieldName, fieldClassName, fieldGenericType,
fieldParametricType );
}
return new ExpressionField( fieldName, fieldClassName, fieldGenericType );
}
public static ExpressionPart getExpressionPartForGlobalVariable( PackageDataModelOracle sce,
String varName ) {
String globalVarType = sce.getGlobalVariable( varName );
return new ExpressionGlobalVariable( varName, globalVarType, globalVarType );
}
}