| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.ode.bpel.compiler.bom; |
| |
| import javax.xml.namespace.QName; |
| |
| import org.w3c.dom.Element; |
| |
| /** |
| * BPEL Variable declaration. |
| */ |
| public class Variable extends BpelObject { |
| |
| public Variable(Element el) { |
| super(el); |
| } |
| |
| public enum Kind { |
| SCHEMA, ELEMENT, MESSAGE |
| } |
| |
| /** |
| * Get the name of the variable. |
| * |
| * @return variable name |
| */ |
| public String getName() { |
| return getAttribute("name", null); |
| } |
| |
| /** |
| * Get the type name of this variable. |
| * |
| * @return an XML element, XML schema type, or WSDL message type name. |
| */ |
| public QName getTypeName() { |
| String typename = null; |
| switch (getKind()) { |
| case MESSAGE: |
| typename = getAttribute("messageType", null); |
| break; |
| case SCHEMA: |
| typename = getAttribute("type", null); |
| break; |
| case ELEMENT: |
| typename = getAttribute("element", null); |
| } |
| |
| if (typename == null) |
| return null; |
| |
| return getNamespaceContext().derefQName(typename); |
| |
| } |
| |
| /** |
| * Get the type of declaration; one of: {@link #TYPE_SCHEMA}, |
| * {@link #TYPE_ELEMENT}, or {@link #TYPE_MESSAGE}. |
| * |
| * @return type of variable decleration |
| */ |
| public Kind getKind() { |
| if (getAttribute("messageType", null) != null) |
| return Kind.MESSAGE; |
| if (getAttribute("type", null) != null) |
| return Kind.SCHEMA; |
| if (getAttribute("element", null) != null) |
| return Kind.ELEMENT; |
| |
| return null; |
| |
| } |
| |
| // |
| // Stuff related to external variables. |
| // |
| |
| /** |
| * Get the external variable identifier (each one will be defined in the deployment descriptor) |
| */ |
| public String getExternalId() { |
| return getAttribute(ExtensibilityQNames.EXTVAR_ATTR, null); |
| } |
| |
| /** |
| * Is this an external variable? It is if it has the above attribute. |
| * @return |
| */ |
| public boolean isExternal() { |
| return null != getExternalId(); |
| } |
| |
| /** |
| * External variable support - get the "related" variable name. |
| * @return |
| */ |
| public String getRelated() { |
| return getAttribute(ExtensibilityQNames.EXTVAR_RELATED, null); |
| } |
| } |