brouter/brouter-mapaccess/src/main/java/btools/mapaccess/OsmNodesMap.java
2015-08-28 17:21:34 +02:00

56 lines
1 KiB
Java

/**
* Container for link between two Osm nodes
*
* @author ab
*/
package btools.mapaccess;
import java.util.*;
import btools.util.ByteArrayUnifier;
public final class OsmNodesMap
{
private HashMap<Long,OsmNode> hmap = new HashMap<Long,OsmNode>();
private ByteArrayUnifier abUnifier = new ByteArrayUnifier( 16384, false );
public ByteArrayUnifier getByteArrayUnifier()
{
return abUnifier;
}
/**
* Get a node from the map
* @return the node for the given id if exist, else null
*/
public OsmNode get( long id )
{
return hmap.get( new Long( id ) );
}
public void remove( long id )
{
hmap.remove( new Long( id ) );
}
/**
* Put a node into the map
* @return the previous node if that id existed, else null
*/
public OsmNode put( long id, OsmNode node )
{
return hmap.put( new Long( id ), node );
}
/**
* @return the number of nodes in that map
*/
public int size()
{
return hmap.size();
}
}