Module org.elasticsearch.server

Package org.elasticsearch.common.io.stream

Class NamedWriteableRegistry

java.lang.Object

org.elasticsearch.common.io.stream.NamedWriteableRegistry

public class NamedWriteableRegistry
extends Object

A registry for Writeable.Reader readers of NamedWriteable. The registration is keyed by the combination of the category class of NamedWriteable, and a name unique to that category.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	NamedWriteableRegistry.Entry	An entry in the registry, made up of a category class and name, and a reader for that category class.

Constructor Summary

Constructors

Constructor	Description
NamedWriteableRegistry(List<NamedWriteableRegistry.Entry> entries)	Constructs a new registry from the given entries.

Method Summary

Modifier and Type	Method	Description
<T> Writeable.Reader<? extends T>	getReader(Class<T> categoryClass, String name)	Returns a reader for a NamedWriteable object identified by the name provided as argument and its category.
static <T> Writeable.Reader<? extends T>	getReader(Class<T> categoryClass, String name, Map<String,Writeable.Reader<?>> readers)
<T> Map<String,Writeable.Reader<?>>	getReaders(Class<T> categoryClass)	Gets the readers map keyed by name for the given category

Methods inherited from class java.lang.Object

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

Constructor Details

NamedWriteableRegistry

public NamedWriteableRegistry(List<NamedWriteableRegistry.Entry> entries)

Constructs a new registry from the given entries.

Method Details

getReader

public <T> Writeable.Reader<? extends T> getReader(Class<T> categoryClass,
 String name)

Returns a reader for a NamedWriteable object identified by the name provided as argument and its category.

getReader

public static <T> Writeable.Reader<? extends T> getReader(Class<T> categoryClass,
 String name,
 Map<String,Writeable.Reader<?>> readers)

Parameters:

categoryClass - category of the reader

name - name of the writeable

readers - map of readers for the category

Returns:

reader for the named writable of the given name

getReaders

public <T> Map<String,Writeable.Reader<?>> getReaders(Class<T> categoryClass)

Gets the readers map keyed by name for the given category

Parameters:

categoryClass - category to get readers map for

Returns:

map of readers for the category