/************************************************************************** OSMemory library for OSM data processing. Copyright (C) 2014 Aleś Bułojčyk <alex73mail@gmail.com> This is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. **************************************************************************/ package org.alex73.osmemory; import java.util.Collections; import java.util.Map; /** * Simple node object representation. Simple nodes don't have tags, i.e. can be used only in ways and * relations. */ public class OsmSimpleNode implements IOsmNode { private final static short[] EMPTY_SHORT_LIST = new short[0]; private final long id; /** * Latitude and longitude stored as integer, like in o5m. It allows to minimize memory and increase * performance in some cases. All coordinates in OSM stored with 7 digits after point precision. */ private final int lat, lon; public OsmSimpleNode(MemoryStorage storage, int pos) { this.id = storage.simpleNodeIds[pos]; this.lat = storage.simpleNodeLats[pos]; this.lon = storage.simpleNodeLons[pos]; } @Override public long getId() { return id; } @Override public int getLat() { return lat; } @Override public int getLon() { return lon; } @Override public double getLatitude() { return lat * DIVIDER; } public double getLongitude() { return lon * DIVIDER; } @Override public boolean hasTag(short tagKey) { return false; } @Override public boolean hasTag(String tagName, MemoryStorage storage) { return false; } @Override public short[] getTags() { return EMPTY_SHORT_LIST; } @Override public String getTag(short tagKey) { return null; } @Override public String getTag(String tagName, MemoryStorage storage) { return null; } @Override public Map<String, String> extractTags(MemoryStorage storage) { return Collections.emptyMap(); } @Override public int getType() { return IOsmObject.TYPE_NODE; } @Override public boolean isNode() { return true; } @Override public boolean isWay() { return false; } @Override public boolean isRelation() { return false; } @Override public String getObjectCode() { return IOsmObject.getNodeCode(id); } @Override public IOsmObjectID getObjectID() { return new OsmObjectID(TYPE_NODE, id); } @Override public short getUser() { return -1; } @Override public String getUser(MemoryStorage storage) { return null; } }