Package org.apache.flink.table.catalog

Class DefaultCatalogModel

java.lang.Object

org.apache.flink.table.catalog.DefaultCatalogModel

All Implemented Interfaces:

CatalogModel

@Internal
public class DefaultCatalogModel
extends Object
implements CatalogModel

A catalog model implementation.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	DefaultCatalogModel(Schema inputSchema, Schema outputSchema, Map<String,String> modelOptions, String comment)

Method Summary

Modifier and Type	Method	Description
CatalogModel	copy()	Get a deep copy of the CatalogModel instance.
CatalogModel	copy(Map<String,String> newModelOptions)	Copy the input model options into the CatalogModel instance.
boolean	equals(Object o)
String	getComment()	Get comment of the model.
Schema	getInputSchema()	Get the unresolved input schema of the model.
Map<String,String>	getOptions()	Returns a map of string-based model options.
Schema	getOutputSchema()	Get the unresolved output schema of the model.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

DefaultCatalogModel

protected DefaultCatalogModel(Schema inputSchema,
 Schema outputSchema,
 Map<String,String> modelOptions,
 @Nullable
 String comment)

Method Details

getOptions

public Map<String,String> getOptions()

Description copied from interface: CatalogModel

Returns a map of string-based model options.

Specified by:

getOptions in interface CatalogModel

getInputSchema

public Schema getInputSchema()

Description copied from interface: CatalogModel

Get the unresolved input schema of the model.

Specified by:

getInputSchema in interface CatalogModel

Returns:

unresolved input schema of the model.

getOutputSchema

public Schema getOutputSchema()

Description copied from interface: CatalogModel

Get the unresolved output schema of the model.

Specified by:

getOutputSchema in interface CatalogModel

Returns:

unresolved output schema of the model.

getComment

public String getComment()

Description copied from interface: CatalogModel

Get comment of the model.

Specified by:

getComment in interface CatalogModel

Returns:

comment of the model.

copy

public CatalogModel copy()

Description copied from interface: CatalogModel

Get a deep copy of the CatalogModel instance.

Specified by:

copy in interface CatalogModel

Returns:

a copy of the CatalogModel instance

copy

public CatalogModel copy(Map<String,String> newModelOptions)

Description copied from interface: CatalogModel

Copy the input model options into the CatalogModel instance.

Specified by:

copy in interface CatalogModel

Returns:

a copy of the CatalogModel instance with new model options.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object