Package org.springframework.data.relational.core.dialect

Interface ArrayColumns

All Known Subinterfaces:

JdbcArrayColumns

All Known Implementing Classes:

ArrayColumns.Unsupported, JdbcArrayColumns.DefaultSupport, JdbcArrayColumns.Unsupported, ObjectArrayColumns

public interface ArrayColumns

Interface declaring methods that express how a dialect supports array-typed columns.

Since:

1.1

Author:

Mark Paluch

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static enum	ArrayColumns.Unsupported	Default ArrayColumns implementation for dialects that do not support array-typed columns.

Method Summary

Modifier and Type	Method	Description
Class<?>	getArrayType(Class<?> userType)	Translate the user type of an array into the dialect-specific type.
boolean	isSupported()	Returns true if the dialect supports array-typed columns.
static Class<?>	unwrapComponentType(Class<?> clazz)	Unwrap the nested Class.getComponentType() from a given Class.

Method Details

isSupported

boolean isSupported()

Returns true if the dialect supports array-typed columns.

Returns:

true if the dialect supports array-typed columns.

getArrayType

Class<?> getArrayType(Class<?> userType)

Translate the user type of an array into the dialect-specific type. This method considers only the component type.

Parameters:

userType - component type of the array.

Returns:

the dialect-supported array type.

Throws:

UnsupportedOperationException - if array typed columns are not supported.

IllegalArgumentException - if the userType is not a supported array type.

unwrapComponentType

static Class<?> unwrapComponentType(Class<?> clazz)

Unwrap the nested Class.getComponentType() from a given Class.

Parameters:

clazz - the type to inspect.

Returns:

the unwrapped component type.

Since:

3.0