| /******************************************************************************* |
| * Copyright (c) 2000, 2007 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 |
| * |
| |
| *******************************************************************************/ |
| package org.eclipse.dltk.internal.ui.wizards.buildpath; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.dltk.core.DLTKCore; |
| import org.eclipse.dltk.core.IBuildpathContainer; |
| import org.eclipse.dltk.core.IBuildpathContainerExtension3; |
| import org.eclipse.dltk.core.IBuildpathEntry; |
| import org.eclipse.dltk.core.IScriptProject; |
| |
| public class BPUserLibraryElement { |
| |
| private class UpdatedBuildpathContainer |
| implements IBuildpathContainer, IBuildpathContainerExtension3 { |
| public IBuildpathEntry[] getBuildpathEntries() { |
| BPListElement[] children = getChildren(); |
| IBuildpathEntry[] entries = new IBuildpathEntry[children.length]; |
| for (int i = 0; i < entries.length; i++) { |
| entries[i] = children[i].getBuildpathEntry(); |
| } |
| return entries; |
| } |
| |
| public String getDescription() { |
| return getName(); |
| } |
| |
| public int getKind() { |
| return isSystemLibrary() ? IBuildpathContainer.K_SYSTEM |
| : K_APPLICATION; |
| } |
| |
| public IPath getPath() { |
| return BPUserLibraryElement.this.getPath(); |
| } |
| |
| public Map<String, String> getAttributes() { |
| return fAttributes != null |
| ? Collections.<String, String>unmodifiableMap(fAttributes) |
| : Collections.<String, String> emptyMap(); |
| } |
| } |
| |
| private String fName; |
| private List fChildren; |
| private boolean fIsSystemLibrary; |
| private Map<String, String> fAttributes; |
| |
| public BPUserLibraryElement(String name, IBuildpathContainer container, |
| IScriptProject project) { |
| this(name, container, project, null); |
| } |
| |
| public BPUserLibraryElement(String name, IBuildpathContainer container, |
| IScriptProject project, Map<String, String> attributes) { |
| fName = name; |
| fChildren = new ArrayList(); |
| if (container != null) { |
| IBuildpathEntry[] entries = container.getBuildpathEntries(); |
| BPListElement[] res = new BPListElement[entries.length]; |
| for (int i = 0; i < res.length; i++) { |
| IBuildpathEntry curr = entries[i]; |
| BPListElement elem = BPListElement.createFromExisting(this, |
| curr, project); |
| // elem.setAttribute(CPListElement.SOURCEATTACHMENT, |
| // curr.getSourceAttachmentPath()); |
| // elem.setAttribute(CPListElement.JAVADOC, |
| // ScriptUI.getLibraryJavadocLocation(curr.getPath())); |
| fChildren.add(elem); |
| } |
| fIsSystemLibrary = container.getKind() == IBuildpathContainer.K_SYSTEM; |
| } else { |
| fIsSystemLibrary = false; |
| } |
| fAttributes = attributes; |
| } |
| |
| public BPUserLibraryElement(String name, boolean isSystemLibrary, |
| BPListElement[] children) { |
| this(name, isSystemLibrary, children, null); |
| } |
| |
| public BPUserLibraryElement(String name, boolean isSystemLibrary, |
| BPListElement[] children, Map<String, String> attributes) { |
| fName = name; |
| fChildren = new ArrayList(); |
| if (children != null) { |
| for (int i = 0; i < children.length; i++) { |
| fChildren.add(children[i]); |
| } |
| } |
| fIsSystemLibrary = isSystemLibrary; |
| fAttributes = attributes; |
| } |
| |
| public BPListElement[] getChildren() { |
| return (BPListElement[]) fChildren.toArray(new BPListElement[fChildren |
| .size()]); |
| } |
| |
| public String getName() { |
| return fName; |
| } |
| |
| public IPath getPath() { |
| return new Path(DLTKCore.USER_LIBRARY_CONTAINER_ID).append(fName); |
| } |
| |
| public boolean isSystemLibrary() { |
| return fIsSystemLibrary; |
| } |
| |
| public String getAttribute(String name) { |
| if (fAttributes == null) { |
| return null; |
| } |
| return fAttributes.get(name); |
| } |
| |
| public void add(BPListElement element) { |
| if (!fChildren.contains(element)) { |
| fChildren.add(element); |
| } |
| } |
| |
| private List moveUp(List elements, List move) { |
| int nElements = elements.size(); |
| List res = new ArrayList(nElements); |
| Object floating = null; |
| for (int i = 0; i < nElements; i++) { |
| Object curr = elements.get(i); |
| if (move.contains(curr)) { |
| res.add(curr); |
| } else { |
| if (floating != null) { |
| res.add(floating); |
| } |
| floating = curr; |
| } |
| } |
| if (floating != null) { |
| res.add(floating); |
| } |
| return res; |
| } |
| |
| public void moveUp(List toMoveUp) { |
| if (toMoveUp.size() > 0) { |
| fChildren = moveUp(fChildren, toMoveUp); |
| } |
| } |
| |
| public void moveDown(List toMoveDown) { |
| if (toMoveDown.size() > 0) { |
| Collections.reverse(fChildren); |
| fChildren = moveUp(fChildren, toMoveDown); |
| Collections.reverse(fChildren); |
| } |
| } |
| |
| public void remove(BPListElement element) { |
| fChildren.remove(element); |
| } |
| |
| public void replace(BPListElement existingElement, BPListElement element) { |
| if (fChildren.contains(element)) { |
| fChildren.remove(existingElement); |
| } else { |
| int index = fChildren.indexOf(existingElement); |
| if (index != -1) { |
| fChildren.set(index, element); |
| } else { |
| fChildren.add(element); |
| } |
| copyAttribute(existingElement, element, BPListElement.ACCESSRULES); |
| } |
| } |
| |
| private void copyAttribute(BPListElement source, BPListElement target, |
| String attributeName) { |
| Object value = source.getAttribute(attributeName); |
| if (value != null) { |
| target.setAttribute(attributeName, value); |
| } |
| } |
| |
| public IBuildpathContainer getUpdatedContainer() { |
| return new UpdatedBuildpathContainer(); |
| } |
| |
| public boolean hasChanges(IBuildpathContainer oldContainer, |
| IScriptProject project) { |
| if (oldContainer == null |
| || (oldContainer.getKind() == IBuildpathContainer.K_SYSTEM) != fIsSystemLibrary) { |
| return true; |
| } |
| IBuildpathEntry[] oldEntries = oldContainer.getBuildpathEntries(); |
| if (fChildren.size() != oldEntries.length) { |
| return true; |
| } |
| for (int i = 0; i < oldEntries.length; i++) { |
| BPListElement child = (BPListElement) fChildren.get(i); |
| if (!child.getBuildpathEntry().equals(oldEntries[i])) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| } |