org.coursera.courier.api

Class MultiFormatDataSchemaResolver

java.lang.Object

org.coursera.courier.api.MultiFormatDataSchemaResolver

All Implemented Interfaces:

com.linkedin.data.schema.DataSchemaResolver

public class MultiFormatDataSchemaResolver
extends java.lang.Object
implements com.linkedin.data.schema.DataSchemaResolver

Combines multiple file format specific resolvers (and respective file format specific parsers) into a single resolver. E.g. a resolver for the ".pdsc" file format and the ".courier" file format, each with their own file format specific parsers, can be combined into a single resolver able to look up schemas of either file format.

Constructor Summary

Constructors

Constructor and Description
MultiFormatDataSchemaResolver(java.lang.String resolverPath, java.util.List<ParserForFileFormat> parsersForFormats)

Method Summary

Modifier and Type	Method and Description
java.util.Map<java.lang.String,com.linkedin.data.schema.NamedDataSchema>	bindings()
void	bindNameToSchema(com.linkedin.data.schema.Name name, com.linkedin.data.schema.NamedDataSchema schema, com.linkedin.data.schema.DataSchemaLocation location)
com.linkedin.data.schema.NamedDataSchema	existingDataSchema(java.lang.String name)
com.linkedin.data.schema.NamedDataSchema	findDataSchema(java.lang.String name, java.lang.StringBuilder errorMessageBuilder)
boolean	locationResolved(com.linkedin.data.schema.DataSchemaLocation location)
java.util.Map<java.lang.String,com.linkedin.data.schema.DataSchemaLocation>	nameToDataSchemaLocations()

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiFormatDataSchemaResolver

public MultiFormatDataSchemaResolver(java.lang.String resolverPath,
                                     java.util.List<ParserForFileFormat> parsersForFormats)

Method Detail

bindings

public java.util.Map<java.lang.String,com.linkedin.data.schema.NamedDataSchema> bindings()

Specified by:

bindings in interface com.linkedin.data.schema.DataSchemaResolver

nameToDataSchemaLocations

public java.util.Map<java.lang.String,com.linkedin.data.schema.DataSchemaLocation> nameToDataSchemaLocations()

Specified by:

nameToDataSchemaLocations in interface com.linkedin.data.schema.DataSchemaResolver

findDataSchema

public com.linkedin.data.schema.NamedDataSchema findDataSchema(java.lang.String name,
                                                               java.lang.StringBuilder errorMessageBuilder)

Specified by:

findDataSchema in interface com.linkedin.data.schema.DataSchemaResolver

bindNameToSchema

public void bindNameToSchema(com.linkedin.data.schema.Name name,
                             com.linkedin.data.schema.NamedDataSchema schema,
                             com.linkedin.data.schema.DataSchemaLocation location)

Specified by:

bindNameToSchema in interface com.linkedin.data.schema.DataSchemaResolver

existingDataSchema

public com.linkedin.data.schema.NamedDataSchema existingDataSchema(java.lang.String name)

Specified by:

existingDataSchema in interface com.linkedin.data.schema.DataSchemaResolver

locationResolved

public boolean locationResolved(com.linkedin.data.schema.DataSchemaLocation location)

Specified by:

locationResolved in interface com.linkedin.data.schema.DataSchemaResolver