Id

java.lang.Object
- com.alexmerz.graphviz.objects.Id

```
public class Id
extends Object
```
This object is used to identify graphs and nodes Note, that an object may contain an id or a label.

Constructor Summary

Constructors
Constructor Description

Id()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`String`	`getId()`	Returns the Id of the object Empty string means, that this object has no Id.
`String`	`getLabel()`	Returns the label of the object
`boolean`	`isEqual(Id eid)`	Compares the Ids.
`void`	`setId(String id)`	Sets the object id.
`void`	`setLabel(String label)`	Sets the label of the object
`String`	`toString()`	Returns the String representation of this Id

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

- Constructor Detail
  - Id
```
public Id()
```
- Method Detail
  - getId
```
public String getId()
```
    Returns the Id of the object Empty string means, that this object has no Id.
    
    Returns:
    
    the object id
  - setId
```
public void setId(String id)
```
    Sets the object id. An empty string deletes the Id.
    
    Parameters:
    
    id -
  - getLabel
```
public String getLabel()
```
    Returns the label of the object
    
    Returns:
    
    the object label
  - setLabel
```
public void setLabel(String label)
```
    Sets the label of the object
    
    Parameters:
    
    label -
  - toString
```
public String toString()
```
    Returns the String representation of this Id
    
    Overrides:
    
    toString in class Object
    
    Returns:
    
    the string representation
  - isEqual
```
public boolean isEqual(Id eid)
```
    Compares the Ids. Two Id objects are equal, if
    
    both are the same, or
    
    Id and Label attribute are equal
    
    both ids are empty and the labels are equal
    Parameters:
    
    eid -
    
    Returns:
    
    true if both Ids are equal