| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package flex.tools.debugger.cli; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| |
| import flash.tools.debugger.Location; |
| |
| /** |
| * This object is a container for source locations |
| * that represent the same underlying file and line |
| * number. |
| * |
| * The reason we need this is because multiple |
| * swfs each contain their own unique version of |
| * a source file and we'd like to be able to |
| * refer to any one location freely |
| * |
| * It is modelled after the Collection interface |
| */ |
| public class LocationCollection |
| { |
| private ArrayList<Location> m_locations = new ArrayList<Location>(); |
| |
| public boolean add(Location l) { return m_locations.add(l); } |
| public boolean contains(Location l) { return m_locations.contains(l); } |
| public boolean remove(Location l) { return m_locations.remove(l); } |
| public boolean isEmpty() { return m_locations.isEmpty(); } |
| public Iterator<Location> iterator() { return m_locations.iterator(); } |
| |
| // Return the first Location object or null |
| public Location first() { return ( (m_locations.size() > 0) ? m_locations.get(0) : null ); } |
| |
| /** |
| * Removes Locations from the Collection which contain |
| * SourceFiles with Ids in the range [startingId, endingId]. |
| */ |
| public void removeFileIdRange(int startingId, int endingId) |
| { |
| Iterator<Location> i = iterator(); |
| while(i.hasNext()) |
| { |
| Location l = i.next(); |
| int id = (l.getFile() == null) ? -1 : l.getFile().getId(); |
| if (id >= startingId && id <= endingId) |
| i.remove(); |
| } |
| } |
| |
| /** |
| * See if the collection contains a Location |
| * which is identical to the given file id and |
| * line number |
| */ |
| public boolean contains(int fileId, int line) |
| { |
| boolean found = false; |
| Iterator<Location> i = iterator(); |
| while(i.hasNext() && !found) |
| { |
| Location l = i.next(); |
| int id = (l.getFile() == null) ? -1 : l.getFile().getId(); |
| if (id == fileId && l.getLine() == line) |
| found = true; |
| } |
| return found; |
| } |
| |
| /** for debugging */ |
| @Override |
| public String toString() |
| { |
| return m_locations.toString(); |
| } |
| } |