NodeMap

com.vividsolutions.jts.planargraph

Class NodeMap

java.lang.Object
- com.vividsolutions.jts.planargraph.NodeMap

```
public class NodeMap
extends Object
```
A map of Nodes, indexed by the coordinate of the node.

Constructor Summary

Constructors

Constructor and Description
`NodeMap()` Constructs a NodeMap without any Nodes.

Method Summary

All Methods

Instance Methods

Concrete Methods
Modifier and Type	Method and Description
`Node`	`add(Node n)` Adds a node to the map, replacing any that is already at that location.
`Node`	`find(Coordinate coord)` Returns the Node at the given location, or null if no Node was there.
`Iterator`	`iterator()` Returns an Iterator over the Nodes in this NodeMap, sorted in ascending order by angle with the positive x-axis.
`Node`	`remove(Coordinate pt)` Removes the Node at the given location, and returns it (or null if no Node was there).
`Collection`	`values()` Returns the Nodes in this NodeMap, sorted in ascending order by angle with the positive x-axis.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - NodeMap
```
public NodeMap()
```
    Constructs a NodeMap without any Nodes.
- Method Detail
  - add
```
public Node add(Node n)
```
    Adds a node to the map, replacing any that is already at that location.
    
    Returns:
    
    the added node
  - remove
```
public Node remove(Coordinate pt)
```
    Removes the Node at the given location, and returns it (or null if no Node was there).
  - find
```
public Node find(Coordinate coord)
```
    Returns the Node at the given location, or null if no Node was there.
  - iterator
```
public Iterator iterator()
```
    Returns an Iterator over the Nodes in this NodeMap, sorted in ascending order by angle with the positive x-axis.
  - values
```
public Collection values()
```
    Returns the Nodes in this NodeMap, sorted in ascending order by angle with the positive x-axis.