GraphNode

java.lang.Object
- EDU.purdue.cs.bloat.util.GraphNode

Direct Known Subclasses:

Block
```
public abstract class GraphNode
extends java.lang.Object
```
GraphNode represents a node in a Graph. Each node has a set of predacessors and successors associated with it as well as a pre-order and post-order traversal index. This information is maintained by the Graph in which the GraphNode resides.

See Also:

Graph

Field Summary

Fields
Modifier and Type Field Description

protected int postIndex

protected java.util.HashSet preds

protected int preIndex

protected java.util.HashSet succs

Constructor Summary

Constructors
Constructor Description

GraphNode()
Constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected java.util.Collection`	`preds()`	Returns the predacessor (or parent) nodes of this GraphNode.
`protected java.util.Collection`	`succs()`	Returns the successor (or children) nodes of this GraphNode.

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

- Field Detail
  - succs
```
protected java.util.HashSet succs
```
  - preds
```
protected java.util.HashSet preds
```
  - preIndex
```
protected int preIndex
```
  - postIndex
```
protected int postIndex
```
- Constructor Detail
  - GraphNode
```
public GraphNode()
```
    Constructor.
- Method Detail
  - succs
```
protected java.util.Collection succs()
```
    Returns the successor (or children) nodes of this GraphNode.
  - preds
```
protected java.util.Collection preds()
```
    Returns the predacessor (or parent) nodes of this GraphNode.