diff options
Diffstat (limited to 'bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/ResourceCompareInput.java')
| -rw-r--r-- | bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/ResourceCompareInput.java | 423 |
1 files changed, 0 insertions, 423 deletions
diff --git a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/ResourceCompareInput.java b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/ResourceCompareInput.java deleted file mode 100644 index d2de626b2..000000000 --- a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/ResourceCompareInput.java +++ /dev/null @@ -1,423 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2004 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.internal; - -import java.lang.reflect.InvocationTargetException; -import java.text.MessageFormat; -import java.util.HashSet; -import java.util.Set; - -import org.eclipse.core.resources.*; -import org.eclipse.core.runtime.*; - -import org.eclipse.swt.widgets.Composite; - -import org.eclipse.jface.action.*; -import org.eclipse.jface.viewers.*; - -import org.eclipse.compare.*; -import org.eclipse.compare.structuremergeviewer.*; - - -/** - * A two-way or three-way compare for arbitrary IResources. - */ -class ResourceCompareInput extends CompareEditorInput { - - private static final boolean NORMALIZE_CASE= true; - - private boolean fThreeWay= false; - private Object fRoot; - private IStructureComparator fAncestor; - private IStructureComparator fLeft; - private IStructureComparator fRight; - private IResource fAncestorResource; - private IResource fLeftResource; - private IResource fRightResource; - private DiffTreeViewer fDiffViewer; - private IAction fOpenAction; - - class MyDiffNode extends DiffNode { - - private boolean fDirty= false; - private ITypedElement fLastId; - private String fLastName; - - - public MyDiffNode(IDiffContainer parent, int description, ITypedElement ancestor, ITypedElement left, ITypedElement right) { - super(parent, description, ancestor, left, right); - } - public void fireChange() { - super.fireChange(); - setDirty(true); - fDirty= true; - if (fDiffViewer != null) - fDiffViewer.refresh(this); - } - void clearDirty() { - fDirty= false; - } - public String getName() { - if (fLastName == null) - fLastName= super.getName(); - if (fDirty) - return '<' + fLastName + '>'; - return fLastName; - } - - public ITypedElement getId() { - ITypedElement id= super.getId(); - if (id == null) - return fLastId; - fLastId= id; - return id; - } - } - - static class FilteredBufferedResourceNode extends BufferedResourceNode { - FilteredBufferedResourceNode(IResource resource) { - super(resource); - } - protected IStructureComparator createChild(IResource child) { - String name= child.getName(); - if (CompareUIPlugin.getDefault().filter(name, child instanceof IContainer, false)) - return null; - return new FilteredBufferedResourceNode(child); - } - } - - /* - * Creates an compare editor input for the given selection. - */ - ResourceCompareInput(CompareConfiguration config) { - super(config); - } - - public Viewer createDiffViewer(Composite parent) { - fDiffViewer= new DiffTreeViewer(parent, getCompareConfiguration()) { - protected void fillContextMenu(IMenuManager manager) { - - if (fOpenAction == null) { - fOpenAction= new Action() { - public void run() { - handleOpen(null); - } - }; - Utilities.initAction(fOpenAction, getBundle(), "action.CompareContents."); //$NON-NLS-1$ - } - - boolean enable= false; - ISelection selection= getSelection(); - if (selection instanceof IStructuredSelection) { - IStructuredSelection ss= (IStructuredSelection)selection; - if (ss.size() == 1) { - Object element= ss.getFirstElement(); - if (element instanceof MyDiffNode) { - ITypedElement te= ((MyDiffNode) element).getId(); - if (te != null) - enable= !ITypedElement.FOLDER_TYPE.equals(te.getType()); - } else - enable= true; - } - } - fOpenAction.setEnabled(enable); - - manager.add(fOpenAction); - - super.fillContextMenu(manager); - } - }; - return fDiffViewer; - } - - void setSelection(ISelection s) { - - IResource[] selection= Utilities.getResources(s); - - fThreeWay= selection.length == 3; - - fAncestorResource= null; - fLeftResource= selection[0]; - fRightResource= selection[1]; - if (fThreeWay) { - fLeftResource= selection[1]; - fRightResource= selection[2]; - } - - fAncestor= null; - fLeft= getStructure(fLeftResource); - fRight= getStructure(fRightResource); - - if (fThreeWay) { - fAncestorResource= selection[0]; - fAncestor= getStructure(fAncestorResource); - } - } - - /* - * Returns true if compare can be executed for the given selection. - */ - public boolean isEnabled(ISelection s) { - - IResource[] selection= Utilities.getResources(s); - if (selection.length < 2 || selection.length > 3) - return false; - - fThreeWay= selection.length == 3; - - fLeftResource= selection[0]; - fRightResource= selection[1]; - if (fThreeWay) { - fLeftResource= selection[1]; - fRightResource= selection[2]; - } - - if (!comparable(fLeftResource, fRightResource)) - return false; - - if (fThreeWay) { - fAncestorResource= selection[0]; - - if (!comparable(fLeftResource, fRightResource)) - return false; - } - - return true; - } - - /** - * Initializes the images in the compare configuration. - */ - void initializeCompareConfiguration() { - CompareConfiguration cc= getCompareConfiguration(); - if (fLeftResource != null) { - cc.setLeftLabel(buildLabel(fLeftResource)); - cc.setLeftImage(CompareUIPlugin.getImage(fLeftResource)); - } - if (fRightResource != null) { - cc.setRightLabel(buildLabel(fRightResource)); - cc.setRightImage(CompareUIPlugin.getImage(fRightResource)); - } - if (fThreeWay && fAncestorResource != null) { - cc.setAncestorLabel(buildLabel(fAncestorResource)); - cc.setAncestorImage(CompareUIPlugin.getImage(fAncestorResource)); - } - } - - /* - * Returns true if both resources are either structured or unstructured. - */ - private boolean comparable(IResource c1, IResource c2) { - return hasStructure(c1) == hasStructure(c2); - } - - /* - * Returns true if the given argument has a structure. - */ - private boolean hasStructure(IResource input) { - - if (input instanceof IContainer) - return true; - - if (input instanceof IFile) { - IFile file= (IFile) input; - String type= file.getFileExtension(); - if (type != null) { - type= normalizeCase(type); - return "JAR".equals(type) || "ZIP".equals(type); //$NON-NLS-2$ //$NON-NLS-1$ - } - } - - return false; - } - - /* - * Creates a <code>IStructureComparator</code> for the given input. - * Returns <code>null</code> if no <code>IStructureComparator</code> - * can be found for the <code>IResource</code>. - */ - private IStructureComparator getStructure(IResource input) { - - if (input instanceof IContainer) - return new FilteredBufferedResourceNode(input); - - if (input instanceof IFile) { - IStructureComparator rn= new FilteredBufferedResourceNode(input); - IFile file= (IFile) input; - String type= normalizeCase(file.getFileExtension()); - if ("JAR".equals(type) || "ZIP".equals(type)) //$NON-NLS-2$ //$NON-NLS-1$ - return new ZipFileStructureCreator().getStructure(rn); - return rn; - } - return null; - } - - /* - * Performs a two-way or three-way diff on the current selection. - */ - public Object prepareInput(IProgressMonitor pm) throws InvocationTargetException { - - try { - // fix for PR 1GFMLFB: ITPUI:WIN2000 - files that are out of sync with the file system appear as empty - fLeftResource.refreshLocal(IResource.DEPTH_INFINITE, pm); - fRightResource.refreshLocal(IResource.DEPTH_INFINITE, pm); - if (fThreeWay && fAncestorResource != null) - fAncestorResource.refreshLocal(IResource.DEPTH_INFINITE, pm); - // end fix - - pm.beginTask(Utilities.getString("ResourceCompare.taskName"), IProgressMonitor.UNKNOWN); //$NON-NLS-1$ - - String leftLabel= fLeftResource.getName(); - String rightLabel= fRightResource.getName(); - - String title; - if (fThreeWay) { - String format= Utilities.getString("ResourceCompare.threeWay.title"); //$NON-NLS-1$ - String ancestorLabel= fAncestorResource.getName(); - title= MessageFormat.format(format, new String[] {ancestorLabel, leftLabel, rightLabel}); - } else { - String format= Utilities.getString("ResourceCompare.twoWay.title"); //$NON-NLS-1$ - title= MessageFormat.format(format, new String[] {leftLabel, rightLabel}); - } - setTitle(title); - - Differencer d= new Differencer() { - protected Object visit(Object parent, int description, Object ancestor, Object left, Object right) { - return new MyDiffNode((IDiffContainer) parent, description, (ITypedElement)ancestor, (ITypedElement)left, (ITypedElement)right); - } - }; - - fRoot= d.findDifferences(fThreeWay, pm, null, fAncestor, fLeft, fRight); - return fRoot; - - } catch (CoreException ex) { - throw new InvocationTargetException(ex); - } finally { - pm.done(); - } - } - - public String getToolTipText() { - if (fLeftResource != null && fRightResource != null) { - String leftLabel= fLeftResource.getFullPath().makeRelative().toString(); - String rightLabel= fRightResource.getFullPath().makeRelative().toString(); - if (fThreeWay) { - String format= Utilities.getString("ResourceCompare.threeWay.tooltip"); //$NON-NLS-1$ - String ancestorLabel= fAncestorResource.getFullPath().makeRelative().toString(); - return MessageFormat.format(format, new String[] {ancestorLabel, leftLabel, rightLabel}); - } - String format= Utilities.getString("ResourceCompare.twoWay.tooltip"); //$NON-NLS-1$ - return MessageFormat.format(format, new String[] {leftLabel, rightLabel}); - } - // fall back - return super.getToolTipText(); - } - - private String buildLabel(IResource r) { - String n= r.getFullPath().toString(); - if (n.charAt(0) == IPath.SEPARATOR) - return n.substring(1); - return n; - } - - public void saveChanges(IProgressMonitor pm) throws CoreException { - super.saveChanges(pm); - if (fRoot instanceof DiffNode) { - try { - commit(pm, (DiffNode) fRoot); - } finally { - if (fDiffViewer != null) - fDiffViewer.refresh(); - setDirty(false); - } - } - } - - /* - * Recursively walks the diff tree and commits all changes. - */ - private static void commit(IProgressMonitor pm, DiffNode node) throws CoreException { - - if (node instanceof MyDiffNode) - ((MyDiffNode)node).clearDirty(); - - ITypedElement left= node.getLeft(); - if (left instanceof BufferedResourceNode) - ((BufferedResourceNode) left).commit(pm); - - ITypedElement right= node.getRight(); - if (right instanceof BufferedResourceNode) - ((BufferedResourceNode) right).commit(pm); - - IDiffElement[] children= node.getChildren(); - if (children != null) { - for (int i= 0; i < children.length; i++) { - IDiffElement element= children[i]; - if (element instanceof DiffNode) - commit(pm, (DiffNode) element); - } - } - } - - /* (non Javadoc) - * see IAdaptable.getAdapter - */ - public Object getAdapter(Class adapter) { - if (IFile[].class.equals(adapter)) { - HashSet collector= new HashSet(); - collectDirtyResources(fRoot, collector); - return (IFile[]) collector.toArray(new IFile[collector.size()]); - } - return super.getAdapter(adapter); - } - - private void collectDirtyResources(Object o, Set collector) { - if (o instanceof DiffNode) { - DiffNode node= (DiffNode) o; - - ITypedElement left= node.getLeft(); - if (left instanceof BufferedResourceNode) { - BufferedResourceNode bn= (BufferedResourceNode) left; - if (bn.isDirty()) { - IResource resource= bn.getResource(); - if (resource instanceof IFile) - collector.add(resource); - } - } - - ITypedElement right= node.getRight(); - if (right instanceof BufferedResourceNode) { - BufferedResourceNode bn= (BufferedResourceNode) right; - if (bn.isDirty()) { - IResource resource= bn.getResource(); - if (resource instanceof IFile) - collector.add(resource); - } - } - - IDiffElement[] children= node.getChildren(); - if (children != null) { - for (int i= 0; i < children.length; i++) { - IDiffElement element= children[i]; - if (element instanceof DiffNode) - collectDirtyResources(element, collector); - } - } - } - } - - private static String normalizeCase(String s) { - if (NORMALIZE_CASE && s != null) - return s.toUpperCase(); - return s; - } -} - |