Class ParseFieldRegistry<T>
- java.lang.Object
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- org.elasticsearch.common.xcontent.ParseFieldRegistry<T>
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public class ParseFieldRegistry<T> extends java.lang.Object
Registry for looking things up using ParseField semantics.
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Constructor Summary
Constructors Constructor Description ParseFieldRegistry(java.lang.String registryName)
Build the registry.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.util.Set<java.lang.String>
getNames()
All the names under which values are registered.T
lookup(java.lang.String name, XContentLocation xContentLocation, DeprecationHandler deprecationHandler)
Lookup a value from the registry by name while checking that the name matches the ParseField.T
lookupReturningNullIfNotFound(java.lang.String name, DeprecationHandler deprecationHandler)
Lookup a value from the registry by name while checking that the name matches the ParseField.void
register(T value, java.lang.String name)
Register a parser.void
register(T value, ParseField parseField)
Register a parser.
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Method Detail
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getNames
public java.util.Set<java.lang.String> getNames()
All the names under which values are registered. Expect this to be used mostly for testing.
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register
public void register(T value, java.lang.String name)
Register a parser.
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register
public void register(T value, ParseField parseField)
Register a parser.
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lookup
public T lookup(java.lang.String name, XContentLocation xContentLocation, DeprecationHandler deprecationHandler)
Lookup a value from the registry by name while checking that the name matches the ParseField.- Parameters:
name
- The name of the thing to look up.- Returns:
- The value being looked up. Never null.
- Throws:
ParsingException
- if the named thing isn't in the registry or the name was deprecated and deprecated names aren't supported.
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lookupReturningNullIfNotFound
public T lookupReturningNullIfNotFound(java.lang.String name, DeprecationHandler deprecationHandler)
Lookup a value from the registry by name while checking that the name matches the ParseField.- Parameters:
name
- The name of the thing to look up.- Returns:
- The value being looked up or null if it wasn't found.
- Throws:
ParsingException
- if the named thing isn't in the registry or the name was deprecated and deprecated names aren't supported.
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