NodeMap

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

Constructor and Description
`NodeMap(NodeFactory nodeFact)`

All Methods

Instance Methods

Concrete Methods
Modifier and Type	Method and Description
`void`	`add(EdgeEnd e)` Adds a node for the start point of this EdgeEnd (if one does not already exist in this map).
`Node`	`addNode(Coordinate coord)` This method expects that a node has a coordinate value.
`Node`	`addNode(Node n)`
`Node`	`find(Coordinate coord)`
`Collection`	`getBoundaryNodes(int geomIndex)`
`Iterator`	`iterator()`
`void`	`print(PrintStream out)`
`Collection`	`values()`

addNode
```
public Node addNode(Coordinate coord)
```
This method expects that a node has a coordinate value.

add
```
public void add(EdgeEnd e)
```
Adds a node for the start point of this EdgeEnd (if one does not already exist in this map). Adds the EdgeEnd to the (possibly new) node.

public Collection getBoundaryNodes(int geomIndex)

Class NodeMap