| /******************************************************************************* |
| * Copyright (c) 2006 Oracle Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Oracle Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.bpel.validator.vprop; |
| |
| import javax.xml.namespace.QName; |
| |
| import org.eclipse.bpel.validator.model.ARule; |
| import org.eclipse.bpel.validator.model.IFilter; |
| import org.eclipse.bpel.validator.model.IModelQueryLookups; |
| import org.eclipse.bpel.validator.model.INode; |
| import org.eclipse.bpel.validator.model.IProblem; |
| import org.eclipse.bpel.validator.model.IValue; |
| import org.eclipse.bpel.validator.model.NodeNameFilter; |
| import org.eclipse.bpel.validator.model.Validator; |
| import org.eclipse.bpel.validator.rules.CValidator; |
| |
| |
| /** |
| * Validates Query nodes, that have query expressions. |
| * |
| * |
| * @author Michal Chmielewski (michal.chmielewski@oracle.com) |
| * @date Oct 10, 2006 |
| * |
| */ |
| |
| @SuppressWarnings({"nls","boxing"}) |
| |
| public class Query extends CValidator { |
| |
| /** |
| * The valid parent nodes (this is read via reflection in CValidator) |
| */ |
| static public IFilter<INode> PARENTS = new NodeNameFilter( VPROP_ND_PROPERTY_ALIAS ); |
| |
| |
| protected Validator fQueryValidator = null; |
| |
| |
| protected String fQueryLanguage; |
| |
| @Override |
| protected void start () { |
| super.start(); |
| } |
| |
| |
| /** |
| * Checks the expression language attribute for support in the model. |
| */ |
| |
| @ARule( |
| author = "michal.chmielewski@oracle.com", |
| desc = "Checks the query language for support in the BPEL model", |
| date = "10/2/2006", |
| sa = 4 , |
| errors="BPELC__UNSUPPORTED_XML_LANG" |
| ) |
| public void rule_CheckQueryLanguageSupport_20 () { |
| |
| fQueryLanguage = getLanguage(mNode,AT_QUERYLANGUAGE); |
| |
| IProblem problem; |
| |
| if ( mModelQuery.hasSupport(IModelQueryLookups.SUPPORT_QUERY_LANGUAGE, |
| fQueryLanguage) == false ) { |
| |
| problem = createError(); |
| problem.fill( |
| "BPELC__UNSUPPORTED_XML_LANG", //$NON-NLS-1$ |
| AT_QUERYLANGUAGE, |
| fQueryLanguage); |
| |
| disableRules( ); |
| |
| return ; |
| } |
| |
| } |
| |
| |
| |
| /** |
| * |
| * |
| * WS-BPEL variables and WS-BPEL functions MUST NOT be used in query |
| * expressions of propertyAlias definitions |
| */ |
| |
| |
| @ARule( |
| author = "michal.chmielewski@oracle.com", |
| desc = "WS-BPEL variables and WS-BPEL functions MUST NOT be used in " |
| + " query expressions of propertyAlias definitions.", |
| date = "3/6/2007", |
| sa = 29, |
| warnings="BPELC__NO_EXPRESSION_VALIDATOR" |
| ) |
| |
| public void rule_CheckQuery_30 () { |
| |
| if (fQueryValidator == null) { |
| |
| fQueryValidator = createExpressionValidator( new QName( fQueryLanguage, mNode.nodeName().getLocalPart() ) ); |
| if (fQueryValidator == null) { |
| return ; |
| } |
| |
| attach(fQueryValidator); |
| } |
| |
| // The parent node (to or from) has probably figured out some type |
| // so far. The query further refine it. |
| |
| setValue("expression.type",getValue(fParentNode,"type",null)); |
| |
| setValue("bpel.function", false); |
| setValue("bpel.variables", false); |
| |
| setValue(fParentNode,"type", new IValue<Object>() { |
| public Object get() { |
| return fQueryValidator.getValue("expression.type"); |
| } |
| } |
| ); |
| } |
| |
| |
| |
| /** End of public rule methods. |
| * |
| * Other methods are support methods for this class to perform its |
| * validation function. |
| * |
| */ |
| |
| } |