| /******************************************************************************* |
| * Copyright (c) 2000, 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 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 |
| *******************************************************************************/ |
| |
| package org.eclipse.ant.internal.ui.preferences; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import org.eclipse.ant.core.IAntClasspathEntry; |
| |
| public class ClasspathModel extends AbstractClasspathEntry { |
| |
| public static final int ANT_HOME= 0; |
| public static final int GLOBAL_USER= 1; |
| public static final int USER= 2; |
| public static final int CONTRIBUTED= 3; |
| |
| private GlobalClasspathEntries fAntHomeEntry; |
| private GlobalClasspathEntries fUserGlobalEntry; |
| private GlobalClasspathEntries fContributedGlobalEntry; |
| |
| public Object addEntry(Object entry) { |
| if (entry instanceof GlobalClasspathEntries) { |
| if (!fChildEntries.contains(entry)) { |
| fChildEntries.add(entry); |
| return entry; |
| } |
| return null; |
| } |
| ClasspathEntry newEntry= createEntry(entry, null); |
| Iterator entries= fChildEntries.iterator(); |
| while (entries.hasNext()) { |
| Object element = entries.next(); |
| if (element instanceof GlobalClasspathEntries) { |
| if(((GlobalClasspathEntries)element).contains(newEntry)) { |
| return null; |
| } |
| } else if (element.equals(newEntry)) { |
| return null; |
| } |
| } |
| fChildEntries.add(newEntry); |
| return newEntry; |
| } |
| |
| public Object addEntry(int entryType, Object entry) { |
| IClasspathEntry entryParent= null; |
| switch (entryType) { |
| case ANT_HOME : |
| if (fAntHomeEntry == null) { |
| String name= AntPreferencesMessages.ClasspathModel_2; //$NON-NLS-1$ |
| fAntHomeEntry= createGlobalEntry(new IAntClasspathEntry[0], name, false, true, ANT_HOME); |
| } |
| entryParent= fAntHomeEntry; |
| break; |
| case GLOBAL_USER : |
| if (fUserGlobalEntry == null) { |
| String name= AntPreferencesMessages.ClasspathModel_3; //$NON-NLS-1$ |
| fUserGlobalEntry= createGlobalEntry(new IAntClasspathEntry[0], name, true, true, GLOBAL_USER); |
| } |
| entryParent= fUserGlobalEntry; |
| break; |
| case CONTRIBUTED : |
| if (fContributedGlobalEntry == null) { |
| String name= AntPreferencesMessages.ClasspathModel_0; //$NON-NLS-1$ |
| fContributedGlobalEntry= createGlobalEntry(new IAntClasspathEntry[0], name, true, true, CONTRIBUTED); |
| } |
| entryParent= fContributedGlobalEntry; |
| break; |
| default : |
| break; |
| } |
| |
| ClasspathEntry newEntry= createEntry(entry, entryParent); |
| Iterator entries= fChildEntries.iterator(); |
| while (entries.hasNext()) { |
| Object element = entries.next(); |
| if (element instanceof GlobalClasspathEntries) { |
| if(((GlobalClasspathEntries)element).contains(newEntry)) { |
| return null; |
| } |
| } else if (element.equals(newEntry)) { |
| return null; |
| } |
| } |
| if (entryParent != null) { |
| ((GlobalClasspathEntries)entryParent).addEntry(newEntry); |
| } else { |
| fChildEntries.add(newEntry); |
| } |
| return newEntry; |
| } |
| |
| /** |
| * Returns entries of the specified kind, possibly empty. |
| * |
| * @param entryType kind of entries to retrieve |
| * @return entries of the specified kind, possibly empty |
| */ |
| public IAntClasspathEntry[] getEntries(int entryType) { |
| switch (entryType) { |
| case ANT_HOME : |
| if (fAntHomeEntry != null) { |
| return fAntHomeEntry.getEntries(); |
| } |
| break; |
| case GLOBAL_USER : |
| if (fUserGlobalEntry != null) { |
| return fUserGlobalEntry.getEntries(); |
| } |
| break; |
| case USER : |
| return getUserEntries(); |
| } |
| return new IAntClasspathEntry[0]; |
| } |
| |
| public void remove(Object entry) { |
| fChildEntries.remove(entry); |
| if (entry == fUserGlobalEntry) { |
| fUserGlobalEntry= null; |
| } |
| } |
| |
| public ClasspathEntry createEntry(Object entry, IClasspathEntry entryParent) { |
| if (entryParent == null) { |
| entryParent= this; |
| } |
| return new ClasspathEntry(entry, entryParent); |
| } |
| |
| public void removeAll() { |
| if (fAntHomeEntry != null) { |
| fAntHomeEntry.removeAll(); |
| } |
| if (fUserGlobalEntry != null) { |
| fUserGlobalEntry.removeAll(); |
| } |
| } |
| |
| public void removeAll(int entryType) { |
| switch (entryType) { |
| case ANT_HOME : |
| if (fAntHomeEntry != null) { |
| fAntHomeEntry.removeAll(); |
| } |
| break; |
| case GLOBAL_USER : |
| if (fUserGlobalEntry != null) { |
| fUserGlobalEntry.removeAll(); |
| } |
| break; |
| default : |
| break; |
| } |
| } |
| |
| public void removeAll(Object[] entries) { |
| |
| for (int i = 0; i < entries.length; i++) { |
| Object object = entries[i]; |
| if (object instanceof ClasspathEntry) { |
| IClasspathEntry entryParent= ((ClasspathEntry)object).getParent(); |
| if (entryParent instanceof GlobalClasspathEntries) { |
| ((GlobalClasspathEntries)entryParent).removeEntry((ClasspathEntry) object); |
| } else { |
| remove(object); |
| } |
| } else { |
| remove(object); |
| } |
| } |
| } |
| |
| public void setAntHomeEntries(IAntClasspathEntry[] entries) { |
| if (fAntHomeEntry == null) { |
| String name= AntPreferencesMessages.ClasspathModel_2; //$NON-NLS-1$ |
| fAntHomeEntry= createGlobalEntry(entries, name, false, true, ANT_HOME); |
| } else { |
| fAntHomeEntry.removeAll(); |
| for (int i = 0; i < entries.length; i++) { |
| fAntHomeEntry.addEntry(new ClasspathEntry(entries[i], fAntHomeEntry)); |
| } |
| } |
| } |
| |
| private GlobalClasspathEntries createGlobalEntry(IAntClasspathEntry[] entries, String name, boolean canBeRemoved, boolean addEntry, int type) { |
| |
| GlobalClasspathEntries global= new GlobalClasspathEntries(name, this, canBeRemoved, type); |
| |
| for (int i = 0; i < entries.length; i++) { |
| global.addEntry(new ClasspathEntry(entries[i], global)); |
| } |
| |
| if (addEntry) { |
| addEntry(global); |
| } |
| return global; |
| } |
| |
| public void setGlobalEntries(IAntClasspathEntry[] entries) { |
| if (fUserGlobalEntry == null) { |
| String name= AntPreferencesMessages.ClasspathModel_3; //$NON-NLS-1$ |
| fUserGlobalEntry= createGlobalEntry(entries, name, true, true, GLOBAL_USER); |
| } else { |
| fUserGlobalEntry.removeAll(); |
| for (int i = 0; i < entries.length; i++) { |
| fUserGlobalEntry.addEntry(new ClasspathEntry(entries[i], fUserGlobalEntry)); |
| } |
| } |
| } |
| |
| public void setContributedEntries(IAntClasspathEntry[] entries) { |
| if (fContributedGlobalEntry == null) { |
| String name= AntPreferencesMessages.ClasspathModel_0; //$NON-NLS-1$ |
| fContributedGlobalEntry= createGlobalEntry(entries, name, false, true, CONTRIBUTED); |
| } else { |
| fContributedGlobalEntry.removeAll(); |
| for (int i = 0; i < entries.length; i++) { |
| fContributedGlobalEntry.addEntry(new ClasspathEntry(entries[i], fContributedGlobalEntry)); |
| } |
| } |
| } |
| |
| private IAntClasspathEntry[] getUserEntries() { |
| List userEntries= new ArrayList(fChildEntries.size()); |
| Iterator itr= fChildEntries.iterator(); |
| while (itr.hasNext()) { |
| IClasspathEntry element = (IClasspathEntry) itr.next(); |
| if (element instanceof GlobalClasspathEntries) { |
| continue; |
| } |
| userEntries.add(element); |
| } |
| return (IAntClasspathEntry[])userEntries.toArray(new IAntClasspathEntry[userEntries.size()]); |
| } |
| } |