Categories (Web API 2021)

All Known Implementing Classes:

AbstractCategories
```
public interface Categories
```
The Categories interface represents a collection of Category objects.

Since:

MicroStrategy Web 7.5.0

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.util.Enumeration`	`elements()`	Returns a java.util.Enumeration object which contains all the objects in this collection.
`Category`	`get(int index)`	Returns the `Category` at the given index.
`Category`	`getItemByName(java.lang.String name)`	Searches the collection for a `Category` with the given name, and returns it.
`boolean`	`isEmpty()`	Returns whether the collection is empty.
`int`	`size()`	Returns the current size of the Categories collection.

- Method Detail
  - get
```
Category get(int index)
      throws java.lang.IndexOutOfBoundsException
```
    Returns the Category at the given index.
    
    Parameters:
    
    index - The 0-based index of the item to retrieve.
    
    Returns:
    
    A Category object at the given index.
    
    Throws:
    
    java.lang.IndexOutOfBoundsException - Thrown if no object with the given index exists.
  - size
```
int size()
```
    Returns the current size of the Categories collection.
    
    Returns:
    
    The number of items in the collection.
  - getItemByName
```
Category getItemByName(java.lang.String name)
                throws java.lang.IllegalArgumentException
```
    Searches the collection for a Category with the given name, and returns it.
    
    Parameters:
    
    name - The name of the Category to find.
    
    Returns:
    
    The specified Category object.
    
    Throws:
    
    java.lang.IllegalArgumentException - Thrown if no Category with the given name exists in the collection.
  - isEmpty
```
boolean isEmpty()
```
    Returns whether the collection is empty.
    
    Returns:
    
    True if the collection is empty, false otherwise.
  - elements
```
java.util.Enumeration elements()
```
    Returns a java.util.Enumeration object which contains all the objects in this collection.
    
    Returns:
    
    An enumeration object with the objects in this collection.