org.apache.ambari.server.api.query.render

Class MetricsPaddingRenderer

java.lang.Object

org.apache.ambari.server.api.query.render.BaseRenderer

org.apache.ambari.server.api.query.render.DefaultRenderer

org.apache.ambari.server.api.query.render.MetricsPaddingRenderer

All Implemented Interfaces:

Renderer

public class MetricsPaddingRenderer
extends DefaultRenderer

Constructor Summary

Constructors

Constructor and Description
MetricsPaddingRenderer(String paddingMethod)

Method Summary

Modifier and Type	Method and Description
TreeNode<Set<String>>	finalizeProperties(TreeNode<QueryInfo> queryProperties, boolean isCollection) Finalize which properties are requested by the query.

Methods inherited from class org.apache.ambari.server.api.query.render.DefaultRenderer

finalizeResult, getResultPostProcessor

Methods inherited from class org.apache.ambari.server.api.query.render.BaseRenderer

addKeys, addPrimaryKey, addSubResources, copyPropertiesToResult, ensureRequiredProperties, getSchema, init, isRequestWithNoProperties, populateSubResourceDefaults, requiresPropertyProviderInput

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ambari.server.api.query.render.Renderer

init, requiresPropertyProviderInput

Constructor Detail

MetricsPaddingRenderer

public MetricsPaddingRenderer(String paddingMethod)

Method Detail

finalizeProperties

public TreeNode<Set<String>> finalizeProperties(TreeNode<QueryInfo> queryProperties,
                                                boolean isCollection)

Description copied from interface: Renderer

Finalize which properties are requested by the query. This is called once per user query regardless of how many sub-queries the original query is decomposed into.

Specified by:

finalizeProperties in interface Renderer

Overrides:

finalizeProperties in class DefaultRenderer

Parameters:

queryProperties - tree of query information. Contains query information for the root query and all sub-queries (children)

isCollection - whether the query is a collection

Returns:

tree of sets of string properties for each query including any sub-queries