org.apache.ambari.server.api.handlers

Class QueryCreateHandler

java.lang.Object

org.apache.ambari.server.api.handlers.BaseManagementHandler

org.apache.ambari.server.api.handlers.QueryCreateHandler

All Implemented Interfaces:

RequestHandler

public class QueryCreateHandler
extends BaseManagementHandler

Handler for creates that are applied to the results of a query.

Field Summary

Fields inherited from class org.apache.ambari.server.api.handlers.BaseManagementHandler

RESOURCES_NODE_NAME

Constructor Summary

Constructors

Constructor and Description
QueryCreateHandler()

Method Summary

Modifier and Type	Method and Description
protected ResultMetadata	convert(RequestStatusMetaData requestStatusMetaData) Convert RequestStatusMetaData object to ResultMetadata which will be included in Result object.
protected RequestHandler	getReadHandler() Read handler instance.
protected ResourceInstanceFactory	getResourceFactory() Get the resource factory instance.
Result	handleRequest(Request request) Handle the given request and return a result.
protected Result	persist(ResourceInstance resource, RequestBody body) Persist the operation to the back end.

Methods inherited from class org.apache.ambari.server.api.handlers.BaseManagementHandler

createResult, getClusterController, getPersistenceManager

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

QueryCreateHandler

public QueryCreateHandler()

Method Detail

handleRequest

public Result handleRequest(Request request)

Description copied from interface: RequestHandler

Handle the given request and return a result.

Specified by:

handleRequest in interface RequestHandler

Overrides:

handleRequest in class BaseManagementHandler

Parameters:

request - the request to handle

Returns:

the result of the request

persist

protected Result persist(ResourceInstance resource,
                         RequestBody body)

Description copied from class: BaseManagementHandler

Persist the operation to the back end.

Specified by:

persist in class BaseManagementHandler

Parameters:

resource - associated resource

body - associated request body

Returns:

the result of the persist operation

convert

protected ResultMetadata convert(RequestStatusMetaData requestStatusMetaData)

Description copied from class: BaseManagementHandler

Convert RequestStatusMetaData object to ResultMetadata which will be included in Result object.

Specified by:

convert in class BaseManagementHandler

Parameters:

requestStatusMetaData - request status details

Returns:

result details

getResourceFactory

protected ResourceInstanceFactory getResourceFactory()

Get the resource factory instance.

Returns:

a factory for creating resource instances

getReadHandler

protected RequestHandler getReadHandler()

Read handler instance. Used for obtaining matching parents which match the query.

Returns:

read handler instance