001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.modules.uml.core.reverseengineering.reframework;
043:
044: import java.util.List;
045: import org.dom4j.Node;
046:
047: import org.netbeans.modules.uml.core.metamodel.core.foundation.BaseElement;
048: import org.netbeans.modules.uml.core.reverseengineering.reframework.parsingframework.ILanguage;
049: import org.netbeans.modules.uml.core.support.umlsupport.XMLManip;
050: import org.netbeans.modules.uml.core.support.umlutils.ETList;
051:
052: /**
053: */
054: public class REParameter extends ParserData implements IREParameter {
055: /**
056: * Specifies an expression whose evaluation yields a value to be used
057: * when no argument is supplied for the Parameter.
058: * @param pVal [out] The default value.
059: */
060: public String getDefaultValue() {
061: Node node = getXMLNode("UML:Parameter.defaultValue");
062: if (node != null) {
063: // The first child node (Actually the only child node) will
064: // be one of the expression nodes. Since there are a number
065: // of different expression nodes I can not do a xstring query.
066: // However, every expression tag has the same interface. I
067: // need to retrieve the body attribute from the expression node.
068: Node expr = XMLManip.getFirstChild(node);
069: return expr != null ? XMLManip.getAttributeValue(expr,
070: "body") : null;
071: }
072: return null;
073: }
074:
075: /**
076: * Specifies what kind of a Parameter is required. A parameter can be
077: * an in parameter, out parameter, or in/out parameter."
078: * @param pVal [out] The parameter kind.
079: */
080: public int getKind() {
081: String dir = XMLManip.getAttributeValue(getEventData(),
082: "direction");
083: int dirk = BaseElement.PDK_INOUT;
084: if ("in".equals(dir))
085: dirk = BaseElement.PDK_IN;
086: else if ("out".equals(dir))
087: dirk = BaseElement.PDK_OUT;
088: else if ("result".equals(dir))
089: dirk = BaseElement.PDK_RESULT;
090: return dirk;
091: }
092:
093: public ETList<IREMultiplicityRange> getMultiplicity() {
094:
095: REXMLCollection<IREMultiplicityRange> mul = new REXMLCollection<IREMultiplicityRange>(
096: REMultiplicityRange.class,
097: "UML:TypedElement.multiplicity/UML:Multiplicity"
098: + "/UML:Multiplicity.range/UML:MultiplicityRange");
099: try {
100: mul.setDOMNode(getEventData());
101: } catch (Exception e) {
102: e.printStackTrace();
103: }
104: return mul;
105: }
106:
107: /**
108: * Designates a type to which an argument value must conform.
109: * @param pVal [out] The parameter type.
110: */
111: public String getType() {
112: String retVal = XMLManip.getAttributeValue(getEventData(),
113: "type");
114:
115: return retVal.replace(".", "::");
116: }
117:
118: /**
119: * Retrieve the name of the parameter.
120: * @param pVal [out] The name of the parameter.
121: */
122: public String getName() {
123: return XMLManip.getAttributeValue(getEventData(), "name");
124: }
125:
126: /**
127: * Specifies if the parameter is a primitive or an object instance.
128: *
129: * @param *pVal [out] True if primitive, False otherwise.
130: */
131: public boolean getIsPrimitive() {
132: return Boolean.valueOf(getTokenDescriptorValue("IsPrimitive"))
133: .booleanValue();
134: }
135:
136: public boolean isTemplateType() {
137: Node derivation = isDerivationPresent(getEventData());
138:
139: return derivation != null;
140: }
141:
142: public boolean isCollectionType(ILanguage lang) {
143: boolean retVal = false;
144:
145: Node type = isDerivationPresent(getEventData());
146: String typeName = XMLManip.getAttributeValue(type, "name");
147:
148: return lang.isCollectionType(typeName);
149: }
150:
151: protected Node isDerivationPresent(Node pNode) {
152: Node ppDerivationElement = null;
153: try {
154: // Get derivations from TokenDescriptors
155: Node spDerivationElement = pNode
156: .selectSingleNode("./TokenDescriptors/TDerivation");
157: ppDerivationElement = spDerivationElement;
158: } catch (Exception e) {
159: ppDerivationElement = null;
160: }
161: return ppDerivationElement;
162: }
163:
164: public CollectionInformation getCollectionTypeInfo() {
165: CollectionInformation retVal = null;
166:
167: return getCollectionTypeInfo(isDerivationPresent(getEventData()));
168: }
169:
170: protected CollectionInformation getCollectionTypeInfo(Node type) {
171: CollectionInformation retVal = null;
172:
173: if (type != null) {
174: String colectionName = XMLManip.getAttributeValue(type,
175: "name");
176:
177: List params = type.selectNodes("./DerivationParameter");
178: if (params.size() == 1) {
179: // setDefaultRange(attr, fullName);
180:
181: // // Currently the Data is setup so that if one of the parameters
182: // has derivation, then it is under the parent derivation not
183: // the parameter. It should be under the parameter. However,
184: // since we only have 1 parameter this is not a big deal at this
185: // time.
186:
187: Node derivation = isDerivationPresent(type);
188: if (derivation != null) {
189: retVal = getCollectionTypeInfo(derivation);
190: retVal.addCollectionName(colectionName);
191: } else {
192: Node param = (Node) params.get(0);
193: String typeName = XMLManip.getAttributeValue(param,
194: "value");
195: retVal = new CollectionInformation(typeName);
196: retVal.addCollectionName(colectionName);
197: }
198: }
199: }
200:
201: return retVal;
202: }
203: }
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