Category (OpenJUMP 2.4.0 API)

java.lang.Object
- com.vividsolutions.jump.workbench.model.Category

```
public class Category
extends Object
```
A folder containing Layers.

Constructor Summary

Constructors
Constructor Description

Category()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`add(int index, Layerable layerable)`
`void`	`addPersistentLayerable(Layerable layerable)`	Called by Java2XML
`boolean`	`contains(Layerable layerable)`
`List<Layerable>`	`getLayerables()`
`LayerManager`	`getLayerManager()`
`String`	`getName()`
`List<Layerable>`	`getPersistentLayerables()`	Called by Java2XML
`Task`	`getTask()`
`int`	`indexOf(Layerable layerable)`
`boolean`	`isEmpty()`
`Iterator<Layerable>`	`iterator()`
`void`	`remove(Layerable layerable)`
`void`	`setLayerManager(LayerManager layerManager)`
`void`	`setName(String name)`
`String`	`toString()`

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

Constructor Detail
- Category
```
public Category()
```

Method Detail

setName
```
public void setName(String name)
```

getTask
```
public Task getTask()
```

setLayerManager

public void setLayerManager(LayerManager layerManager)

getLayerManager
```
public LayerManager getLayerManager()
```

getPersistentLayerables
```
public List<Layerable> getPersistentLayerables()
```
Called by Java2XML

Returns:

Layerables with enough information to be saved to a project file

getLayerables

public List<Layerable> getLayerables()

iterator
```
public Iterator<Layerable> iterator()
```

remove

public void remove(Layerable layerable)

indexOf
```
public int indexOf(Layerable layerable)
```
Parameters:

layerable - the layerable whose index we want to know

Returns:

-1 if the category does not contain the layerable

contains

public boolean contains(Layerable layerable)

add

public void add(int index,
                Layerable layerable)

Parameters:: index - 0 to add to the top; layerable - the layerable to add

addPersistentLayerable
```
public void addPersistentLayerable(Layerable layerable)
```
Called by Java2XML

Parameters:

layerable - the Layerable to add

isEmpty
```
public boolean isEmpty()
```

getName
```
public String getName()
```

toString
```
public String toString()
```
Overrides:

toString in class Object