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Diffstat (limited to 'bundles/org.eclipse.wst.xml.core/src-contentmodel/org/eclipse/wst/xml/core/internal/contentmodel/modelqueryimpl/ModelQueryActionHelper.java')
| -rw-r--r-- | bundles/org.eclipse.wst.xml.core/src-contentmodel/org/eclipse/wst/xml/core/internal/contentmodel/modelqueryimpl/ModelQueryActionHelper.java | 574 |
1 files changed, 0 insertions, 574 deletions
diff --git a/bundles/org.eclipse.wst.xml.core/src-contentmodel/org/eclipse/wst/xml/core/internal/contentmodel/modelqueryimpl/ModelQueryActionHelper.java b/bundles/org.eclipse.wst.xml.core/src-contentmodel/org/eclipse/wst/xml/core/internal/contentmodel/modelqueryimpl/ModelQueryActionHelper.java deleted file mode 100644 index b66a0d6ce9..0000000000 --- a/bundles/org.eclipse.wst.xml.core/src-contentmodel/org/eclipse/wst/xml/core/internal/contentmodel/modelqueryimpl/ModelQueryActionHelper.java +++ /dev/null @@ -1,574 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2002, 2006 IBM 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: - * IBM Corporation - initial API and implementation - * Jens Lukowski/Innoopract - initial renaming/restructuring - * - *******************************************************************************/ -package org.eclipse.wst.xml.core.internal.contentmodel.modelqueryimpl; - -import java.util.Hashtable; -import java.util.Iterator; -import java.util.List; -import java.util.Vector; - -import org.eclipse.wst.xml.core.internal.contentmodel.CMAttributeDeclaration; -import org.eclipse.wst.xml.core.internal.contentmodel.CMDocument; -import org.eclipse.wst.xml.core.internal.contentmodel.CMElementDeclaration; -import org.eclipse.wst.xml.core.internal.contentmodel.CMGroup; -import org.eclipse.wst.xml.core.internal.contentmodel.CMNamedNodeMap; -import org.eclipse.wst.xml.core.internal.contentmodel.CMNode; -import org.eclipse.wst.xml.core.internal.contentmodel.CMNodeList; -import org.eclipse.wst.xml.core.internal.contentmodel.internal.util.CMValidator; -import org.eclipse.wst.xml.core.internal.contentmodel.modelquery.ModelQuery; -import org.eclipse.wst.xml.core.internal.contentmodel.modelquery.ModelQueryAction; -import org.w3c.dom.Document; -import org.w3c.dom.DocumentType; -import org.w3c.dom.Element; -import org.w3c.dom.Node; -import org.w3c.dom.NodeList; - - -/** - * - */ -public class ModelQueryActionHelper -{ - protected ModelQueryImpl modelQuery; - - protected static class Action implements ModelQueryAction - { - public int kind; - public int startIndex; - public int endIndex; - public Node parent; - public CMNode cmNode; - public Object userData; - - public Action(int kind, Node parent, CMNode cmNode) - { - this.kind = kind; - this.parent = parent; - this.cmNode = cmNode; - } - - public Action(int kind, Node parent, CMNode cmNode, int startIndex, int endIndex) - { - this.kind = kind; - this.parent = parent; - this.cmNode = cmNode; - this.startIndex = startIndex; - this.endIndex = endIndex; - } - - public int getKind() - { - return kind; - } - - public int getStartIndex() - { - return startIndex; - } - - public int getEndIndex() - { - return endIndex; - } - - public Node getParent() - { - return parent; - } - - public CMNode getCMNode() - { - return cmNode; - } - - public Object getUserData() - { - return userData; - } - - public void setUserData(Object object) - { - userData = object; - } - - public void performAction() - { - } - } - - - public ModelQueryActionHelper(ModelQueryImpl modelQuery) - { - this.modelQuery = modelQuery; - } - - - public void getAllActions(Element parent, CMElementDeclaration ed, int validityChecking, List actionList) - { - } - - - // insert actions - // - public void getInsertActions(Element parent, CMElementDeclaration ed, int index, int includeOptions, int validityChecking, List actionList) - { - if ((includeOptions & ModelQuery.INCLUDE_ATTRIBUTES) != 0) - { - getInsertAttributeActions(parent, ed, validityChecking, actionList); - } - includeOptions &= ~ModelQuery.INCLUDE_ATTRIBUTES; - if ((includeOptions & ModelQuery.INCLUDE_CHILD_NODES) != 0) - { - if (index != -1) - { - getInsertChildNodeActionsAtIndex(parent, ed, index, includeOptions, validityChecking, actionList); - } - else - { - getInsertChildNodeActions(parent, ed, includeOptions, validityChecking, actionList); - } - } - } - - - - protected void getInsertAttributeActions(Element parent, CMElementDeclaration ed, int validityChecking, List actionList) - { - // get actions for each insertable attribute - // - List availableAttributeList = modelQuery.getAvailableContent(parent, ed, ModelQuery.INCLUDE_ATTRIBUTES); - - for (Iterator i = availableAttributeList.iterator(); i.hasNext(); ) - { - CMAttributeDeclaration ad = (CMAttributeDeclaration)i.next(); - if (modelQuery.canInsert(parent, ed, ad, 0, validityChecking)) - { - Action action = new Action(ModelQueryAction.INSERT, parent, ad); - actionList.add(action); - } - } - } - - - protected void getInsertChildNodeActionsAtIndex(Element parent, CMElementDeclaration ed, int index, int includeOptions, int validityChecking, List actionList) - { - // get actions for each insertable attribute - // - int size = parent.getChildNodes().getLength(); - if (index <= size) - { - List contentSpecificationList = modelQuery.getValidator().createContentSpecificationList(parent, ed); - List availableChildNodeList = modelQuery.getAvailableContent(parent, ed, includeOptions); - - boolean isSimpleChoice = isSimpleChoiceGroupContentModel(ed); - - for (Iterator i = availableChildNodeList.iterator(); i.hasNext(); ) - { - CMNode cmNode = (CMNode)i.next(); - if (isSimpleChoice || modelQuery.canInsert(parent, ed, cmNode, index, validityChecking, contentSpecificationList)) - { - Action action = new Action(ModelQueryAction.INSERT, parent, cmNode, index, index); - actionList.add(action); - } - } - } - } - - - protected boolean isSimpleChoiceGroupContentModel(CMElementDeclaration ed) - { - boolean result = false; - CMNode cmNode = ed.getContent(); - if (cmNode != null && cmNode.getNodeType() == CMNode.GROUP) - { - CMGroup cmGroup = (CMGroup)cmNode; - if (cmGroup.getOperator() == CMGroup.CHOICE && cmGroup.getMaxOccur() == -1) - { - result = true; - CMNodeList list = cmGroup.getChildNodes(); - for (int i = list.getLength() - 1; i >= 0; i--) - { - if (list.item(i).getNodeType() != CMNode.ELEMENT_DECLARATION) - { - result = false; - break; - } - } - } - } - return result; - } - - - protected void getInsertChildNodeActions(Element parent, CMElementDeclaration ed, int includeOptions, int validityChecking, List actionList) - { - int size = parent.getChildNodes().getLength(); - List contentSpecificationList = modelQuery.getValidator().createContentSpecificationList(parent, ed); - List availableChildNodeList = modelQuery.getAvailableContent(parent, ed, includeOptions); - - boolean isSimpleChoice = isSimpleChoiceGroupContentModel(ed); - - for (Iterator iterator = availableChildNodeList.iterator(); iterator.hasNext(); ) - { - CMNode cmNode = (CMNode)iterator.next(); - for (int i = size; i >= 0; i--) - { - if (isSimpleChoice || modelQuery.canInsert(parent, ed, cmNode, i, validityChecking, contentSpecificationList)) - { - Action action = new Action(ModelQueryAction.INSERT, parent, cmNode, i, i); - actionList.add(action); - break; - } - } - } - } - - public void getInsertActions(Document parent, CMDocument cmDocument, int index, int includeOptions, int validityChecking, List actionList) - { - // get the root element and doctype index (if any) - // - int doctypeIndex = -1; - DocumentType doctype = null; - Element rootElement = null; - NodeList nodeList = parent.getChildNodes(); - int nodeListLength = nodeList.getLength(); - for (int i = 0; i < nodeListLength; i++) - { - Node childNode = nodeList.item(i); - if (childNode.getNodeType() == Node.ELEMENT_NODE) - { - rootElement = (Element)childNode; - break; - } - else if (childNode.getNodeType() == Node.DOCUMENT_TYPE_NODE) - { - doctype = (DocumentType)childNode; - doctypeIndex = i; - } - } - - // make sure that root elements are only added after the doctype (if any) - if (rootElement == null && index > doctypeIndex) - { - CMNamedNodeMap map = cmDocument.getElements(); - int mapLength = map.getLength(); - for (int i = 0; i < mapLength; i++) - { - CMNode cmNode = map.item(i); - - boolean canAdd = true; - if (validityChecking == ModelQuery.VALIDITY_STRICT) - { - canAdd = doctype == null || doctype.getName().equals(cmNode.getNodeName()); - } - - if (canAdd) - { - Action action = new Action(ModelQueryAction.INSERT, parent, cmNode, index, index); - actionList.add(action); - } - } - } - } - - - - public void getInsertChildNodeActionTable(Element parent, CMElementDeclaration ed, int validityChecking, Hashtable actionTable) - { - } - - - public void getReplaceActions(Element parent, CMElementDeclaration ed, int includeOptions, int validityChecking, List actionList) - { - CMValidator.MatchModelNode matchModelNode = modelQuery.getValidator().getMatchModel(ed, parent); - if (matchModelNode != null) - { - MatchModelVisitor visitor = new MatchModelVisitor(parent, actionList); - visitor.visitMatchModelNode(matchModelNode); - } - } - - public void getReplaceActions(Element parent, CMElementDeclaration ed, List selectedChildren, int includeOptions, int validityChecking, List actionList) - { - int[] range = getRange(parent, selectedChildren); - if (range != null) - { - if (isContiguous(parent, range, selectedChildren)) - { - List tempList = new Vector(); - getReplaceActions(parent, ed, includeOptions, validityChecking, tempList); - if ((includeOptions & ModelQuery.INCLUDE_ENCLOSING_REPLACE_ACTIONS) != 0) - { - removeActionsNotContainingRange(tempList, range[0], range[1]); - } - else - { - removeActionsNotMatchingRange(tempList, range[0], range[1]); - } - actionList.addAll(tempList); - } - } - - if (selectedChildren.size() == 1) - { - Node node = (Node)selectedChildren.get(0); - if (node.getNodeType() == Node.ELEMENT_NODE) - { - Element childElement = (Element)node; - CMNode childEd = modelQuery.getCMElementDeclaration(childElement); - if (childEd != null) - { - - CMNode childOrigin= modelQuery.getOrigin(childElement); - - CMNodeList cmNodeList = childOrigin != null ? - (CMNodeList)childOrigin.getProperty("SubstitutionGroup") : //$NON-NLS-1$ - (CMNodeList)childEd.getProperty("SubstitutionGroup"); //$NON-NLS-1$ - - if (cmNodeList != null && cmNodeList.getLength() > 1) - { - int replaceIndex = getIndex(parent, childElement); - String childEdName = childEd.getNodeName(); - for (int i = 0; i < cmNodeList.getLength(); i++) - { - CMNode substitution = cmNodeList.item(i); - if (!substitution.getNodeName().equals(childEdName) && !Boolean.TRUE.equals(substitution.getProperty("Abstract"))) //$NON-NLS-1$ - { - Action action = new Action(ModelQueryAction.REPLACE, parent, cmNodeList.item(i), replaceIndex, replaceIndex); - actionList.add(action); - } - } - } - } - } - } - } - - - // returns true if the selected nodes are contiguous - // - protected boolean isContiguous(Element parent, int[] range, List selectedNodeList) - { - boolean result = true; - NodeList nodeList = parent.getChildNodes(); - // issue: nodeListLength was never read, but in theory, - // nodelList.getLength() might cause some clearing of cached - // data, or something, so leaving in a potential meaningless call, for now. - //int nodeListLength = nodeList.getLength(); - nodeList.getLength(); - for (int i = range[0]; i < range[1]; i++) - { - Node node = nodeList.item(i); - if (!isWhitespaceNode(node) && !selectedNodeList.contains(node)) - { - result = false; - break; - } - } - return result; - } - - - protected int[] getRange(Element parent, List list) - { - int[] result = null; - int first = -1; - int last = -1; - - NodeList nodeList = parent.getChildNodes(); - int nodeListLength = nodeList.getLength(); - for (int i = 0; i < nodeListLength; i++) - { - Node node = nodeList.item(i); - if (list.contains(node)) - { - first = (first == -1) ? i : Math.min(first, i); - last = Math.max(last, i); - } - } - - if (first != -1 && last!= -1) - { - result = new int[2]; - result[0] = first; - result[1] = last; - } - return result; - } - - - protected boolean isWhitespaceNode(Node node) - { - return node.getNodeType() == Node.TEXT_NODE && - node.getNodeValue().trim().length() == 0; - } - - - protected int getIndex(Node parentNode, Node child) - { - NodeList nodeList = parentNode.getChildNodes(); - int index = -1; - int size = nodeList.getLength(); - for (int i = 0; i < size; i++) - { - if (nodeList.item(i) == child) - { - index = i; - break; - } - } - return index; - } - - - protected boolean isActionContainingRange(ModelQueryAction action, int startIndex, int endIndex) - { - int actionStartIndex = action.getStartIndex(); - int actionEndIndex = action.getEndIndex(); - - return (actionStartIndex <= startIndex && - actionEndIndex >= endIndex); - } - - - protected boolean isActionMatchingRange(ModelQueryAction action, int startIndex, int endIndex) - { - int actionStartIndex = action.getStartIndex(); - int actionEndIndex = action.getEndIndex(); - return (actionStartIndex == startIndex && - actionEndIndex == endIndex); - } - - - protected void removeActionsNotContainingRange(List actionList, int startIndex, int endIndex) - { - for (int i = actionList.size() - 1; i >= 0; i--) - { - ModelQueryAction action = (ModelQueryAction)actionList.get(i); - if (!isActionContainingRange(action, startIndex, endIndex)) - { - actionList.remove(i); - } - } - } - - - protected void removeActionsNotMatchingRange(List actionList, int startIndex, int endIndex) - { - for (int i = actionList.size() - 1; i >= 0; i--) - { - ModelQueryAction action = (ModelQueryAction)actionList.get(i); - if (!isActionMatchingRange(action, startIndex, endIndex)) - { - actionList.remove(i); - } - } - } - - - public static class MatchModelVisitor - { - int indent; - int elementIndex; - Node parent; - List actionList; - - public MatchModelVisitor(Node parent, List actionList) - { - this.parent = parent; - this.actionList = actionList; - } - - public int indexOfNextElement(int start) - { - NodeList nodeList = parent.getChildNodes(); - int length = nodeList.getLength(); - int result = length; - for (int i = start; i < length; i++) - { - Node node = nodeList.item(i); - if (node.getNodeType() == Node.ELEMENT_NODE) - { - result = i; - break; - } - } - return result; - } - - public void visitMatchModelNode(CMValidator.MatchModelNode matchModelNode) - { - int startIndex = indexOfNextElement(elementIndex); - - //String cmNodeName = matchModelNode.cmNode != null ? matchModelNode.cmNode.getNodeName() : "null"; - //printIndented(indent, "+MatchModelNode : " + cmNodeName + " " + startIndex); - - indent += 2; - for (Iterator iterator = matchModelNode.children.iterator(); iterator.hasNext(); ) - { - CMValidator.MatchModelNode child = (CMValidator.MatchModelNode)iterator.next(); - visitMatchModelNode(child); - } - indent -= 2; - - if (matchModelNode.cmNode != null) - { - int nodeType = matchModelNode.cmNode.getNodeType(); - if (nodeType == CMNode.GROUP) - { - CMGroup group = (CMGroup)matchModelNode.cmNode; - if (group.getOperator() == CMGroup.CHOICE) - { - addReplaceActions(matchModelNode, group, startIndex, elementIndex - 1); - } - } - else if (nodeType == CMNode.ELEMENT_DECLARATION) - { - elementIndex = startIndex + 1; - } - //printIndented(indent, "-MatchModelNode : " + cmNodeName + " " + (elementIndex - 1)); - } - } - - public void addReplaceActions(CMValidator.MatchModelNode matchModelNode, CMGroup group, int startIndex, int endIndex) - { - CMNode excludeCMNode = null; - if (matchModelNode.children.size() > 0) - { - CMValidator.MatchModelNode child = (CMValidator.MatchModelNode)matchModelNode.children.get(0); - excludeCMNode = child.cmNode; - } - - CMNodeList nodeList = group.getChildNodes(); - int size = nodeList.getLength(); - for (int i = 0; i < size; i++) - { - CMNode alternative = nodeList.item(i); - if (alternative != excludeCMNode) - { - Action action = new Action(ModelQueryAction.REPLACE, parent, alternative, startIndex, endIndex); - actionList.add(action); - } - } - } - } - - //public static void printIndented(int indent, String string) - //{ - // for (int i = 0; i < indent; i++) - // { - // System.out.print(" "); - // } - // System.out.println(string); - //} -} |