| /** |
| * <copyright> |
| * Copyright (c) 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * </copyright> |
| * |
| * $Id: QueryImpl.java,v 1.9 2011/06/06 16:53:25 rbrodt Exp $ |
| */ |
| package org.eclipse.bpel.model.messageproperties.impl; |
| |
| //Bugzilla 340654 - renamed to avoid confusion with WSDL's ExtensibilityElement |
| import org.eclipse.bpel.model.Expression; |
| import org.eclipse.bpel.model.impl.BPELExtensibilityElementImpl; |
| import java.util.Collection; |
| |
| import javax.xml.namespace.QName; |
| |
| import org.eclipse.bpel.model.messageproperties.MessagepropertiesPackage; |
| import org.eclipse.bpel.model.messageproperties.Query; |
| import org.eclipse.bpel.model.messageproperties.util.MessagepropertiesConstants; |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.ecore.EAttribute; |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.ecore.impl.ENotificationImpl; |
| import org.eclipse.wst.wsdl.internal.impl.ExtensibilityElementImpl; |
| import org.w3c.dom.CDATASection; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| import org.w3c.dom.Text; |
| |
| /** |
| * <!-- begin-user-doc --> |
| * An implementation of the model object '<em><b>Query</b></em>'. |
| * CAUTION: We want to reuse the XPath editor for query expression, but unfortunately it requires that |
| * the model object implements the Expression interface (only used in the BPEL model currently). |
| * I have added the Expression methods by hand. These have essentially the same functionality as the Query |
| * interface, only the names are changed. |
| * |
| * @see https://jira.jboss.org/browse/JBIDE-7107 |
| * @see https://bugs.eclipse.org/bugs/show_bug.cgi?id=330813 |
| * @see https://bugs.eclipse.org/bugs/show_bug.cgi?id=348434 |
| * <!-- end-user-doc --> |
| * <p> |
| * The following features are implemented: |
| * <ul> |
| * <li>{@link org.eclipse.bpel.model.messageproperties.impl.QueryImpl#getQueryLanguage <em>Query Language</em>}</li> |
| * <li>{@link org.eclipse.bpel.model.messageproperties.impl.QueryImpl#getValue <em>Value</em>}</li> |
| * </ul> |
| * </p> |
| * |
| * @customized |
| */ |
| public class QueryImpl extends BPELExtensibilityElementImpl implements Query, |
| Expression { |
| /** |
| * The default value of the '{@link #getQueryLanguage() <em>Query Language</em>}' attribute. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @see #getQueryLanguage() |
| * @generated |
| * @ordered |
| */ |
| protected static final String QUERY_LANGUAGE_EDEFAULT = null; |
| |
| /** |
| * The cached value of the '{@link #getQueryLanguage() <em>Query Language</em>}' attribute. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @see #getQueryLanguage() |
| * @generated |
| * @ordered |
| */ |
| protected String queryLanguage = QUERY_LANGUAGE_EDEFAULT; |
| |
| /** |
| * The default value of the '{@link #getValue() <em>Value</em>}' attribute. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @see #getValue() |
| * @generated |
| * @ordered |
| */ |
| protected static final String VALUE_EDEFAULT = null; |
| |
| /** |
| * The cached value of the '{@link #getValue() <em>Value</em>}' attribute. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @see #getValue() |
| * @generated |
| * @ordered |
| */ |
| protected String value = VALUE_EDEFAULT; |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected QueryImpl() { |
| super(); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| protected EClass eStaticClass() { |
| return MessagepropertiesPackage.Literals.QUERY; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public String getQueryLanguage() { |
| return queryLanguage; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public void setQueryLanguage(String newQueryLanguage) { |
| String oldQueryLanguage = queryLanguage; |
| queryLanguage = newQueryLanguage; |
| if (eNotificationRequired()) |
| eNotify(new ENotificationImpl(this, Notification.SET, MessagepropertiesPackage.QUERY__QUERY_LANGUAGE, oldQueryLanguage, queryLanguage)); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public String getValue() { |
| return value; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public void setValue(String newValue) { |
| String oldValue = value; |
| value = newValue; |
| if (eNotificationRequired()) |
| eNotify(new ENotificationImpl(this, Notification.SET, MessagepropertiesPackage.QUERY__VALUE, oldValue, value)); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public Object eGet(int featureID, boolean resolve, boolean coreType) { |
| switch (featureID) { |
| case MessagepropertiesPackage.QUERY__QUERY_LANGUAGE: |
| return getQueryLanguage(); |
| case MessagepropertiesPackage.QUERY__VALUE: |
| return getValue(); |
| } |
| return super.eGet(featureID, resolve, coreType); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public void eSet(int featureID, Object newValue) { |
| switch (featureID) { |
| case MessagepropertiesPackage.QUERY__QUERY_LANGUAGE: |
| setQueryLanguage((String)newValue); |
| return; |
| case MessagepropertiesPackage.QUERY__VALUE: |
| setValue((String)newValue); |
| return; |
| } |
| super.eSet(featureID, newValue); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public void eUnset(int featureID) { |
| switch (featureID) { |
| case MessagepropertiesPackage.QUERY__QUERY_LANGUAGE: |
| setQueryLanguage(QUERY_LANGUAGE_EDEFAULT); |
| return; |
| case MessagepropertiesPackage.QUERY__VALUE: |
| setValue(VALUE_EDEFAULT); |
| return; |
| } |
| super.eUnset(featureID); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public boolean eIsSet(int featureID) { |
| switch (featureID) { |
| case MessagepropertiesPackage.QUERY__QUERY_LANGUAGE: |
| return QUERY_LANGUAGE_EDEFAULT == null ? queryLanguage != null : !QUERY_LANGUAGE_EDEFAULT.equals(queryLanguage); |
| case MessagepropertiesPackage.QUERY__VALUE: |
| return VALUE_EDEFAULT == null ? value != null : !VALUE_EDEFAULT.equals(value); |
| } |
| return super.eIsSet(featureID); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public String toString() { |
| if (eIsProxy()) return super.toString(); |
| |
| StringBuffer result = new StringBuffer(super.toString()); |
| result.append(" (queryLanguage: "); |
| result.append(queryLanguage); |
| result.append(", value: "); |
| result.append(value); |
| result.append(')'); |
| return result.toString(); |
| } |
| |
| // |
| // Reconcile methods: DOM -> Model |
| // |
| |
| @Override |
| public void reconcileAttributes(Element changedElement) { |
| //System.out.println("RoleImpl.reconcileAttributes("+changedElement+")"); |
| super.reconcileAttributes(changedElement); |
| |
| setQueryLanguage(MessagepropertiesConstants.getAttribute( |
| changedElement, |
| MessagepropertiesConstants.QUERY_QUERYLANGUAGE_ATTRIBUTE)); |
| |
| // Determine whether or not there is an element in the child list. |
| Node candidateChild = null; |
| NodeList nodeList = changedElement.getChildNodes(); |
| int length = nodeList.getLength(); |
| for (int i = 0; i < length; i++) { |
| Node child = nodeList.item(i); |
| if (child.getNodeType() == Node.ELEMENT_NODE) { |
| candidateChild = child; |
| break; |
| } |
| } |
| if (candidateChild == null) { |
| candidateChild = changedElement.getFirstChild(); |
| } |
| String data = getText(candidateChild); |
| if (data != null) { |
| setValue(data); |
| } |
| reconcileReferences(true); // TODO true? |
| } |
| |
| @Override |
| public void handleUnreconciledElement(Element child, |
| Collection remainingModelObjects) { |
| //System.out.println("QueryImpl.handleUnreconciledElement()"); |
| // String value = getText(child); |
| // if (value != null) { |
| // setValue(value); |
| // } |
| } |
| |
| // |
| // For reconciliation: Model -> DOM |
| // |
| |
| @Override |
| protected void changeAttribute(EAttribute eAttribute) { |
| //System.out.println("RoleImpl.changeAttribute("+eAttribute+")"); |
| if (isReconciling) |
| return; |
| |
| super.changeAttribute(eAttribute); |
| Element theElement = getElement(); |
| if (theElement != null) { |
| if (eAttribute == null |
| || eAttribute == MessagepropertiesPackage.eINSTANCE |
| .getQuery_QueryLanguage()) |
| niceSetAttribute( |
| theElement, |
| MessagepropertiesConstants.QUERY_QUERYLANGUAGE_ATTRIBUTE, |
| getQueryLanguage()); |
| } |
| } |
| |
| @Override |
| public Element createElement() { |
| //System.out.println("QueryImpl.createElement()"); |
| Element newElement = super.createElement(); |
| |
| String value = getValue(); |
| if (value != null) { |
| CDATASection cdata = getEnclosingDefinition().getDocument() |
| .createCDATASection(value); |
| newElement.appendChild(cdata); |
| } |
| |
| return newElement; |
| } |
| |
| /** |
| * Helper method to get a string from the given text node or CDATA text node. |
| */ |
| private String getText(Node node) { |
| StringBuilder data = new StringBuilder(); |
| boolean containsValidData = false; |
| while (node != null) { |
| if (node.getNodeType() == Node.TEXT_NODE) { |
| Text text = (Text) node; |
| data.append(text.getData()); |
| } else if (node.getNodeType() == Node.CDATA_SECTION_NODE) { |
| data = new StringBuilder(); |
| do { |
| CDATASection cdata = (CDATASection) node; |
| data.append(cdata.getData()); |
| node = node.getNextSibling(); |
| containsValidData = true; |
| } while (node != null |
| && node.getNodeType() == Node.CDATA_SECTION_NODE); |
| break; |
| } |
| node = node.getNextSibling(); |
| } |
| |
| if (!containsValidData) { |
| for (int i = 0; i < data.length(); i++) { |
| char charData = data.charAt(i); |
| if (charData == '\n' || Character.isWhitespace(charData)) { |
| }//ignore |
| else { //valid data |
| containsValidData = true; |
| break; |
| } |
| } |
| } |
| |
| return containsValidData ? data.toString() : null; |
| } |
| |
| /** |
| * Override the XML element token. |
| */ |
| @Override |
| public QName getElementType() { |
| if (elementType == null) |
| elementType = new QName(MessagepropertiesConstants.NAMESPACE, |
| MessagepropertiesConstants.QUERY_ELEMENT_TAG); |
| return elementType; |
| } |
| |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=330813 |
| // https://jira.jboss.org/browse/JBIDE-7107 |
| // the Expression interface methods |
| public Object getBody() { |
| return getValue(); |
| } |
| |
| public void setBody(Object value) { |
| setValue(value.toString()); |
| } |
| |
| public String getExpressionLanguage() { |
| return getQueryLanguage(); |
| } |
| |
| public void setExpressionLanguage(String value) { |
| setQueryLanguage(value); |
| } |
| |
| public void unsetExpressionLanguage() { |
| setQueryLanguage(null); |
| } |
| |
| public boolean isSetExpressionLanguage() { |
| return getQueryLanguage() != null; |
| } |
| |
| public Boolean getOpaque() { |
| return null; |
| } |
| |
| public void setOpaque(Boolean value) { |
| } |
| |
| public void unsetOpaque() { |
| } |
| |
| public boolean isSetOpaque() { |
| return false; |
| } |
| |
| } //QueryImpl |
