org.apache.ambari.server.controller.spi

Interface Resource

All Known Implementing Classes:

ResourceImpl

public interface Resource

The resource object represents a requested resource. The resource contains a collection of values for the requested properties.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Resource.InternalType Enum of internal types.
static class	Resource.Type Resource types.

Method Summary

Modifier and Type	Method and Description
void	addCategory(String id) Add an empty category to this resource.
Map<String,Map<String,Object>>	getPropertiesMap() Obtain the properties contained by this group in a map structure.
Object	getPropertyValue(String id) Get a property value for the given property id from this resource.
Resource.Type	getType() Get the resource type.
void	setProperty(String id, Object value) Set a property value for the given property id on this resource.

Method Detail

getType

Resource.Type getType()

Get the resource type.

Returns:

the resource type

getPropertiesMap

Map<String,Map<String,Object>> getPropertiesMap()

Obtain the properties contained by this group in a map structure. The category/property hierarchy is flattened into a map where each key is the absolute category name and the corresponding value is a map of properties(name/value pairs) for that category.

Returns:

resource properties map

setProperty

void setProperty(String id,
                 Object value)

Set a property value for the given property id on this resource.

Parameters:

id - the property id

value - the value

addCategory

void addCategory(String id)

Add an empty category to this resource.

Parameters:

id - the category id

getPropertyValue

Object getPropertyValue(String id)

Get a property value for the given property id from this resource.

Parameters:

id - the property id

Returns:

the property value