/**************************************************************************
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;
/**
* Relation object representation.
*/
public class OsmRelation extends OsmBase implements IOsmRelation {
final long memberIDs[];
final byte memberTypes[];
final short memberRoles[];
public OsmRelation(long id, int tagsCount, int memberCount, short user) {
super(id, tagsCount, user);
memberIDs = new long[memberCount];
memberTypes = new byte[memberCount];
memberRoles = new short[memberCount];
}
public OsmRelation(long id, int tagsCount, long[] memberIDs, byte[] memberTypes, short user) {
super(id, tagsCount, user);
this.memberIDs = memberIDs;
this.memberTypes = memberTypes;
memberRoles = new short[memberIDs.length];
}
@Override
public int getType() {
return TYPE_RELATION;
}
@Override
public boolean isNode() {
return false;
}
@Override
public boolean isWay() {
return false;
}
@Override
public boolean isRelation() {
return true;
}
@Override
public String getObjectCode() {
return IOsmObject.getRelationCode(id);
}
@Override
public IOsmObjectID getObjectID() {
return new OsmObjectID(TYPE_RELATION, id);
}
@Override
public int getMembersCount() {
return memberIDs.length;
}
@Override
public IOsmObject getMemberObject(MemoryStorage storage, int memberIndex) {
switch (memberTypes[memberIndex]) {
case TYPE_NODE:
return storage.getNodeById(memberIDs[memberIndex]);
case TYPE_WAY:
return storage.getWayById(memberIDs[memberIndex]);
case TYPE_RELATION:
return storage.getRelationById(memberIDs[memberIndex]);
default:
throw new RuntimeException("Unknown member type");
}
}
@Override
public String getMemberRole(MemoryStorage storage, int memberIndex) {
return storage.getRelationRolesPack().getTagName(memberRoles[memberIndex]);
}
@Override
public int getMemberType(int memberIndex) {
return memberTypes[memberIndex];
}
@Override
public long getMemberID(int memberIndex) {
return memberIDs[memberIndex];
}
@Override
public String getMemberCode(int memberIndex) {
switch (memberTypes[memberIndex]) {
case TYPE_NODE:
return IOsmObject.getNodeCode(memberIDs[memberIndex]);
case TYPE_WAY:
return IOsmObject.getWayCode(memberIDs[memberIndex]);
case TYPE_RELATION:
return IOsmObject.getRelationCode(memberIDs[memberIndex]);
default:
throw new RuntimeException("Unknown member type");
}
}
}