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Diffstat (limited to 'examples/org.eclipse.compare.examples.xml/src/org/eclipse/compare/examples/xml/XMLStructureViewer.java')
| -rw-r--r-- | examples/org.eclipse.compare.examples.xml/src/org/eclipse/compare/examples/xml/XMLStructureViewer.java | 608 |
1 files changed, 0 insertions, 608 deletions
diff --git a/examples/org.eclipse.compare.examples.xml/src/org/eclipse/compare/examples/xml/XMLStructureViewer.java b/examples/org.eclipse.compare.examples.xml/src/org/eclipse/compare/examples/xml/XMLStructureViewer.java deleted file mode 100644 index f67caca84..000000000 --- a/examples/org.eclipse.compare.examples.xml/src/org/eclipse/compare/examples/xml/XMLStructureViewer.java +++ /dev/null @@ -1,608 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2003 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Common Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/cpl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.compare.examples.xml; - -import java.lang.reflect.InvocationTargetException; -import java.text.MessageFormat; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.Comparator; -import java.util.HashMap; - -import org.eclipse.compare.CompareConfiguration; -import org.eclipse.compare.CompareViewerSwitchingPane; -import org.eclipse.compare.ITypedElement; -import org.eclipse.compare.internal.TimeoutContext; -import org.eclipse.compare.structuremergeviewer.DiffNode; -import org.eclipse.compare.structuremergeviewer.ICompareInput; -import org.eclipse.compare.structuremergeviewer.IStructureComparator; -import org.eclipse.compare.structuremergeviewer.StructureDiffViewer; -import org.eclipse.core.runtime.IProgressMonitor; -import org.eclipse.core.runtime.NullProgressMonitor; -import org.eclipse.core.runtime.OperationCanceledException; -import org.eclipse.core.runtime.SubProgressMonitor; -import org.eclipse.jface.action.Action; -import org.eclipse.jface.action.IMenuManager; -import org.eclipse.jface.action.ToolBarManager; -import org.eclipse.jface.operation.IRunnableWithProgress; -import org.eclipse.jface.util.PropertyChangeEvent; -import org.eclipse.jface.viewers.ISelection; -import org.eclipse.jface.viewers.StructuredSelection; -import org.eclipse.jface.viewers.Viewer; -import org.eclipse.jface.viewers.ViewerSorter; -import org.eclipse.swt.events.DisposeEvent; -import org.eclipse.swt.widgets.Composite; -import org.eclipse.swt.widgets.Tree; - -/** - * An XML diff tree viewer that can be configured with a <code>IStructureCreator</code> - * to retrieve a hierarchical structure from the input object (an <code>ICompareInput</code>) - * and perform a two-way or three-way compare on it. - * <p> - * This class may be instantiated; it is not intended to be subclassed outside - * this package. - * </p> - * - * @see IStructureCreator - * @see ICompareInput - */ -public class XMLStructureViewer extends StructureDiffViewer { - - private CompareViewerSwitchingPane fParent; - - private HashMap fIdMapsInternal; - private HashMap fIdMaps; - private HashMap fOrderedElementsInternal; - private HashMap fOrderedElements; - - protected static final char SIGN_SEPARATOR= - XMLStructureCreator.SIGN_SEPARATOR; - - /** - * Creates a new viewer for the given SWT tree control with the specified configuration. - * - * @param tree the tree control - * @param configuration the configuration for this viewer - */ - class XMLSorter extends ViewerSorter { - - ArrayList fOrdered; - boolean fAlwaysOrderSort; - - public XMLSorter() { - super(); - fAlwaysOrderSort= false; - } - - public void setOrdered(ArrayList ordered) { - fOrdered= ordered; - } - - public void setAlwaysOrderSort(boolean alwaysOrderSort) { - fAlwaysOrderSort= alwaysOrderSort; - } - - public int category(Object node) { - if (node instanceof DiffNode) { - Object o= ((DiffNode) node).getId(); - if (o instanceof XMLNode) { - String xmlType= ((XMLNode) o).getXMLType(); - if (xmlType.equals(XMLStructureCreator.TYPE_ATTRIBUTE)) - return 1; - if (xmlType.equals(XMLStructureCreator.TYPE_ELEMENT)) - return 2; - if (xmlType.equals(XMLStructureCreator.TYPE_TEXT)) - return 2; - } - } - return 0; - } - - public void sort(final Viewer viewer, Object[] elements) { - if ((fOrdered != null || fAlwaysOrderSort) - && elements != null - && elements.length > 0 - && elements[0] instanceof DiffNode) { - Object o= ((DiffNode) elements[0]).getId(); - if (o instanceof XMLNode) { - XMLNode parent= ((XMLNode) o).getParent(); - String sig= parent.getSignature(); - if (sig.endsWith(XMLStructureCreator.SIGN_ELEMENT)) { - String newSig= - sig.substring( - 0, - sig.length() - - XMLStructureCreator.SIGN_ELEMENT.length()); - if (fAlwaysOrderSort || fOrdered.contains(newSig)) { - final ArrayList originalTree= - new ArrayList( - Arrays.asList(parent.getChildren())); - Arrays.sort(elements, new Comparator() { - public int compare(Object a, Object b) { - return XMLSorter.this.compare( - (DiffNode) a, - (DiffNode) b, - originalTree); - } - }); - return; - } - } - } - } - super.sort(viewer, elements); - } - - private int compare(DiffNode a, DiffNode b, ArrayList originalTree) { - - int index_a= originalTree.indexOf(a.getId()); - int index_b= originalTree.indexOf(b.getId()); - if (index_a < index_b) - return -1; - else - return 1; - } - } - - public XMLStructureViewer(Tree tree, CompareConfiguration configuration) { - super(tree, configuration); - initialize(); - } - - /** - * Creates a new viewer under the given SWT parent with the specified configuration. - * - * @param parent the SWT control under which to create the viewer - * @param configuration the configuration for this viewer - */ - public XMLStructureViewer( - Composite parent, - CompareConfiguration configuration) { - super(parent, configuration); - if (parent instanceof CompareViewerSwitchingPane) { - fParent= (CompareViewerSwitchingPane) parent; - } - initialize(); - } - - private void initialize() { - setStructureCreator(new XMLStructureCreator()); - XMLPlugin plugin= XMLPlugin.getDefault(); - - plugin.getViewers().add(this); - - fIdMaps= plugin.getIdMaps(); - fIdMapsInternal= plugin.getIdMapsInternal(); - fOrderedElements= plugin.getOrderedElements(); - fOrderedElementsInternal= plugin.getOrderedElementsInternal(); - - XMLSorter sorter= new XMLSorter(); - setSorter(sorter); - - } - - protected XMLStructureCreator getXMLStructureCreator() { - return (XMLStructureCreator) getStructureCreator(); - } - - /* (non Javadoc) - * Overridden to unregister all listeners. - */ - protected void handleDispose(DisposeEvent event) { - - XMLPlugin.getDefault().getViewers().remove(this); - - super.handleDispose(event); - } - - /** - * Recreates the comparable structures for the input sides. - */ - protected void compareInputChanged(ICompareInput input) { - if (input != null) { - ITypedElement t= input.getLeft(); - if (t != null) { - String fileExtension= t.getType(); - getXMLStructureCreator().setFileExtension(fileExtension); - } - } - - getXMLStructureCreator().initIdMaps(); - super.compareInputChanged(input); - - if (input != null && fParent.getTitleArgument() == null) - appendToTitle(getXMLStructureCreator().getIdMap()); - } - - /** - * Calls <code>diff</code> whenever the byte contents changes. - */ - protected void contentChanged() { - fIdMaps= XMLPlugin.getDefault().getIdMaps(); - fOrderedElements= XMLPlugin.getDefault().getOrderedElements(); - getXMLStructureCreator().updateIdMaps(); - if (isIdMapRemoved()) { - getXMLStructureCreator().setIdMap( - XMLStructureCreator.DEFAULT_IDMAP); - } - - getXMLStructureCreator().initIdMaps(); - - contentChanged(null); - - if (fParent.getTitleArgument() == null) - appendToTitle(getXMLStructureCreator().getIdMap()); - - } - - public IRunnableWithProgress getMatchingRunnable( - final XMLNode left, - final XMLNode right, - final XMLNode ancestor) { - return new IRunnableWithProgress() { - public void run(IProgressMonitor monitor) - throws - InvocationTargetException, - InterruptedException, - OperationCanceledException { - if (monitor == null) { - monitor= new NullProgressMonitor(); - } - int totalWork; - if (ancestor != null) - totalWork= 1; - else - totalWork= 3; - monitor.beginTask(XMLCompareMessages.getString("XMLStructureViewer.matching.beginTask"), totalWork); //$NON-NLS-1$ - ArrayList ordered= null; - if (!getXMLStructureCreator() - .getIdMap() - .equals(XMLStructureCreator.USE_UNORDERED) - && !getXMLStructureCreator().getIdMap().equals( - XMLStructureCreator.USE_ORDERED)) { - ordered= - (ArrayList) fOrderedElements.get( - getXMLStructureCreator().getIdMap()); - if (ordered == null) - ordered= - (ArrayList) fOrderedElementsInternal.get( - getXMLStructureCreator().getIdMap()); - } - if (getSorter() instanceof XMLSorter) - ((XMLSorter) getSorter()).setOrdered(ordered); - AbstractMatching m; - if (getXMLStructureCreator() - .getIdMap() - .equals(XMLStructureCreator.USE_ORDERED)) { - m= new OrderedMatching(); - if (getSorter() instanceof XMLSorter) - ((XMLSorter) getSorter()).setAlwaysOrderSort(true); - } else { - m= new GeneralMatching(ordered); - if (getSorter() instanceof XMLSorter) - ((XMLSorter) getSorter()).setAlwaysOrderSort(false); - } - try { - m.match(left, right, false, monitor); - if (ancestor != null) { - m.match( - left, - ancestor, - true, - new SubProgressMonitor(monitor, 1)); - m.match( - right, - ancestor, - true, - new SubProgressMonitor(monitor, 1)); - } - // } catch (InterruptedException e) { - // System.out.println("in run"); - // e.printStackTrace(); - } finally { - monitor.done(); - } - } - }; - } - - protected void preDiffHook( - IStructureComparator ancestor, - IStructureComparator left, - IStructureComparator right) { - // if (!xsc.getIdMap().equals(XMLStructureCreator.USE_ORDERED)) { - //TimeoutContext.run(true, TIMEOUT, getControl().getShell(), runnable); - if (left != null && right != null) { - try { - TimeoutContext.run( - true, - 500, - XMLPlugin.getActiveWorkbenchShell(), - getMatchingRunnable( - (XMLNode) left, - (XMLNode) right, - (XMLNode) ancestor)); - } catch (Exception e) { - XMLPlugin.log(e); - } - } - } - - /** - * Overriden to create buttons in the viewer's pane control bar. - * <p> - * - * @param toolbarManager the toolbar manager for which to add the buttons - */ - protected void createToolItems(ToolBarManager toolBarManager) { - super.createToolItems(toolBarManager); - toolBarManager.appendToGroup("modes", new ChooseMatcherDropDownAction(this)); //$NON-NLS-1$ - toolBarManager.appendToGroup("modes", new CreateNewIdMapAction(this)); //$NON-NLS-1$ - } - - /** - * Overriden to create a context menu. - * <p> - * - * @param manager the menu manager for which to add menu items - */ - protected void fillContextMenu(IMenuManager manager) { - super.fillContextMenu(manager); - ISelection s= getSelection(); - if (s instanceof StructuredSelection - && ((StructuredSelection) s).getFirstElement() instanceof DiffNode - && ((DiffNode) ((StructuredSelection) s).getFirstElement()).getId() - instanceof XMLNode) { - DiffNode diffnode= - (DiffNode) ((StructuredSelection) s).getFirstElement(); - String diffnodeIdSig= ((XMLNode) diffnode.getId()).getSignature(); - fIdMaps= XMLPlugin.getDefault().getIdMaps(); - String idmap_name= getXMLStructureCreator().getIdMap(); - if (diffnodeIdSig.endsWith(XMLStructureCreator.SIGN_ATTRIBUTE) || (diffnodeIdSig.endsWith(XMLStructureCreator.SIGN_TEXT) && ((XMLNode) diffnode.getId()).getOrigId().endsWith("(1)"))) { //$NON-NLS-1$ - Action action= new SetAsIdAction(diffnode); - if (!fIdMaps.containsKey(idmap_name)) { - action.setText(XMLCompareMessages.getString("XMLStructureViewer.action.notUserIdMap")); //$NON-NLS-1$ - action.setEnabled(false); - } else { - HashMap idmapHM= (HashMap) fIdMaps.get(idmap_name); - XMLNode idNode= (XMLNode) diffnode.getId(); - String signature= idNode.getSignature(); - String idname= ""; //$NON-NLS-1$ - if (idNode - .getSignature() - .endsWith(XMLStructureCreator.SIGN_ATTRIBUTE)) { - signature= - signature.substring( - 0, - signature.indexOf( - XMLStructureCreator.SIGN_ATTRIBUTE)); - int end_of_signature= - signature.lastIndexOf( - SIGN_SEPARATOR, - signature.length() - 2); - idname= - signature.substring( - end_of_signature + 1, - signature.length() - 1); - signature= signature.substring(0, end_of_signature + 1); - } else if ( - idNode.getSignature().endsWith( - XMLStructureCreator.SIGN_TEXT)) { - XMLNode textNode= (XMLNode) diffnode.getId(); - XMLNode idelem= textNode.getParent(); - XMLNode elem= idelem.getParent(); - signature= - elem.getSignature().substring( - 0, - elem.getSignature().indexOf( - XMLStructureCreator.SIGN_ELEMENT)); - idname= idelem.getOrigId(); - idname= - idname.substring( - 0, - idname.indexOf( - XMLStructureCreator.ID_SEPARATOR)); - idname= - new Character(XMLStructureCreator.ID_TYPE_BODY) - + idname; - } - if (idmapHM.containsKey(signature)) { - if (idmapHM.get(signature).equals(idname)) { - action.setText(XMLCompareMessages.getString("XMLStructureViewer.action.setId.text1")); //$NON-NLS-1$ - action.setEnabled(false); - } else { - String oldId= (String) idmapHM.get(signature); - if (oldId - .startsWith( - (new Character(XMLStructureCreator - .ID_TYPE_BODY)) - .toString())) - oldId= oldId.substring(1); - action.setText(MessageFormat.format("{0} {1}", new String[] { XMLCompareMessages.getString("XMLStructureViewer.action.setId.text2"), oldId })); //$NON-NLS-2$ //$NON-NLS-1$ - action.setEnabled(true); - } - } else { - action.setText(XMLCompareMessages.getString("XMLStructureViewer.action.setId.text3")); //$NON-NLS-1$ - action.setEnabled(true); - } - } - manager.add(action); - } else if ( - diffnodeIdSig.endsWith(XMLStructureCreator.SIGN_ELEMENT)) { - SetOrderedAction action= new SetOrderedAction(idmap_name); - if (!fIdMaps.containsKey(idmap_name)) { - action.setText(XMLCompareMessages.getString("XMLStructureViewer.action.notUserIdMap")); //$NON-NLS-1$ - action.setEnabled(false); - } else { - ArrayList idmapOrdered= - (ArrayList) fOrderedElements.get(idmap_name); - XMLNode idNode= (XMLNode) diffnode.getId(); - String signature= idNode.getSignature(); - // String idname= ""; - signature= - signature.substring( - 0, - signature.indexOf( - XMLStructureCreator.SIGN_ELEMENT)); - if (idmapOrdered != null - && idmapOrdered.contains(signature)) { - action.setText(XMLCompareMessages.getString("XMLStructureViewer.action.setOrdered.exists")); //$NON-NLS-1$ - action.setEnabled(false); - } else { - action.setText(XMLCompareMessages.getString("XMLStructureViewer.action.setOrdered")); //$NON-NLS-1$ - action.setSignature(signature); - action.setEnabled(true); - } - } - - manager.add(action); - } - } - } - - protected void appendToTitle(String idmap_name) { - if (fParent != null) { - getXMLStructureCreator().setIdMap(idmap_name); - fParent.setTitleArgument(idmap_name); - } - } - - /** - * Returns true if the current Id Map scheme has been removed. - */ - private boolean isIdMapRemoved() { - XMLStructureCreator xsc= getXMLStructureCreator(); - String IdMapName= xsc.getIdMap(); - return !IdMapName.equals(XMLStructureCreator.USE_UNORDERED) - && !IdMapName.equals(XMLStructureCreator.USE_ORDERED) - && !fIdMaps.containsKey(IdMapName) - && !fIdMapsInternal.containsKey(IdMapName) - && !fOrderedElements.containsKey(IdMapName); - } - - protected class SetAsIdAction extends Action { - - DiffNode fDiffNode; - - public SetAsIdAction(DiffNode diffnode) { - fDiffNode= diffnode; - } - - public void run() { - XMLStructureCreator sc= getXMLStructureCreator(); - // DiffNode diffnode = (DiffNode) ((StructuredSelection) getSelection()).getFirstElement(); - String idmap_name= sc.getIdMap(); - if (fIdMaps.containsKey(idmap_name)) { - HashMap idmapHM= (HashMap) fIdMaps.get(idmap_name); - if (((XMLNode) fDiffNode.getId()) - .getSignature() - .endsWith(XMLStructureCreator.SIGN_ATTRIBUTE)) { - XMLNode attrNode= (XMLNode) fDiffNode.getId(); - String signature= attrNode.getSignature(); - signature= - signature.substring( - 0, - signature.indexOf( - XMLStructureCreator.SIGN_ATTRIBUTE)); - int end_of_signature= - signature.lastIndexOf( - SIGN_SEPARATOR, - signature.length() - 2); - String idattr= - signature.substring( - end_of_signature + 1, - signature.length() - 1); - signature= signature.substring(0, end_of_signature + 1); - idmapHM.put(signature, idattr); - XMLPlugin.getDefault().setIdMaps( - fIdMaps, - null, - null, - false); - //contentChanged(); - } else if ( - ((XMLNode) fDiffNode.getId()).getSignature().endsWith( - XMLStructureCreator.SIGN_TEXT)) { - XMLNode textNode= (XMLNode) fDiffNode.getId(); - XMLNode idelem= textNode.getParent(); - XMLNode elem= idelem.getParent(); - String signature= - elem.getSignature().substring( - 0, - elem.getSignature().indexOf( - XMLStructureCreator.SIGN_ELEMENT)); - String idname= idelem.getOrigId(); - idname= - idname.substring( - 0, - idname.indexOf(XMLStructureCreator.ID_SEPARATOR)); - idname= - new Character(XMLStructureCreator.ID_TYPE_BODY) - + idname; - idmapHM.put(signature, idname); - XMLPlugin.getDefault().setIdMaps( - fIdMaps, - null, - null, - false); - //contentChanged(); - } - } - } - } - - protected class SetOrderedAction extends Action { - - String fIdMapName; - String fSignature; - - public SetOrderedAction(String idmap_name) { - fIdMapName= idmap_name; - } - - public void run() { - //String idmap_name= getXMLStructureCreator().getIdMap(); - if (fSignature != null) { - ArrayList idmapOrdered= - (ArrayList) fOrderedElements.get(fIdMapName); - if (idmapOrdered == null) { - idmapOrdered= new ArrayList(); - fOrderedElements.put(fIdMapName, idmapOrdered); - } - idmapOrdered.add(fSignature); - } - } - - public void setSignature(String signature) { - fSignature= signature; - } - } - - protected void updateIdMaps() { - getXMLStructureCreator().updateIdMaps(); - } - - /** - * Tracks property changes of the configuration object. - * Clients may override to track their own property changes. - * In this case they must call the inherited method. - */ - protected void propertyChange(PropertyChangeEvent event) { - String key= event.getProperty(); - if (key.equals(CompareConfiguration.IGNORE_WHITESPACE)) { - getXMLStructureCreator().setRemoveWhiteSpace( - !getXMLStructureCreator().getRemoveWhiteSpace()); - contentChanged(); - } - // else - // super.propertyChange(event); - } -} |