Package org.apache.calcite.jdbc

Class JavaTypeFactoryImpl

java.lang.Object

org.apache.calcite.rel.type.RelDataTypeFactoryImpl

org.apache.calcite.sql.type.SqlTypeFactoryImpl

org.apache.calcite.jdbc.JavaTypeFactoryImpl

All Implemented Interfaces:

JavaTypeFactory, RelDataTypeFactory

Direct Known Subclasses:

JavaTypeFactoryExtImpl

public class JavaTypeFactoryImpl
extends SqlTypeFactoryImpl
implements JavaTypeFactory

Implementation of JavaTypeFactory.

NOTE: This class is experimental and subject to change/removal without notice.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JavaTypeFactoryImpl.SyntheticRecordType	Synthetic record type.

Nested classes/interfaces inherited from class org.apache.calcite.rel.type.RelDataTypeFactoryImpl

RelDataTypeFactoryImpl.JavaType

Nested classes/interfaces inherited from interface org.apache.calcite.rel.type.RelDataTypeFactory

RelDataTypeFactory.Builder, RelDataTypeFactory.FieldInfo, RelDataTypeFactory.FieldInfoBuilder

Field Summary

Fields inherited from class org.apache.calcite.rel.type.RelDataTypeFactoryImpl

typeSystem

Constructor Summary

Constructors

Constructor	Description
JavaTypeFactoryImpl()
JavaTypeFactoryImpl(RelDataTypeSystem typeSystem)

Method Summary

Modifier and Type	Method	Description
RelDataType	createStructType(Class type)	Creates a record type based upon the public fields of a Java class.
Type	createSyntheticType(List<Type> types)	Creates a synthetic Java class whose fields have the given Java types.
RelDataType	createType(Type type)	Creates a type, deducing whether a record, scalar or primitive type is needed.
Type	getJavaClass(RelDataType type)
RelDataType	toSql(RelDataType type)	Converts a type in Java format to a SQL-oriented type.
static RelDataType	toSql(RelDataTypeFactory typeFactory, RelDataType type)	Converts a type in Java format to a SQL-oriented type.

Methods inherited from class org.apache.calcite.sql.type.SqlTypeFactoryImpl

canonize, createArrayType, createFunctionSqlType, createMapType, createMeasureType, createMultisetType, createSqlIntervalType, createSqlType, createSqlType, createSqlType, createTypeWithCharsetAndCollation, createTypeWithNullability, createUnknownType, enforceTypeWithNullability, leastRestrictive

Methods inherited from class org.apache.calcite.rel.type.RelDataTypeFactoryImpl

builder, canonize, canonize, copyType, createDecimalProduct, createDecimalQuotient, createJavaType, createJoinType, createStructType, createStructType, createStructType, createStructType, decimalOf, getDefaultCharset, getTypeSystem, isJavaType, leastRestrictiveArrayMultisetType, leastRestrictiveIntervalDatetimeType, leastRestrictiveMapType, leastRestrictiveStructuredType, useDoubleMultiplication

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.calcite.rel.type.RelDataTypeFactory

builder, copyType, createArrayType, createDecimalProduct, createDecimalQuotient, createFunctionSqlType, createJavaType, createJoinType, createMapType, createMeasureType, createMultisetType, createSqlIntervalType, createSqlType, createSqlType, createSqlType, createStructType, createStructType, createStructType, createStructType, createTypeWithCharsetAndCollation, createTypeWithNullability, createUnknownType, decimalOf, enforceTypeWithNullability, getDefaultCharset, getTypeSystem, leastRestrictive, leastRestrictive, useDoubleMultiplication

Constructor Details

JavaTypeFactoryImpl

public JavaTypeFactoryImpl()

JavaTypeFactoryImpl

public JavaTypeFactoryImpl(RelDataTypeSystem typeSystem)

Method Details

createStructType

public RelDataType createStructType(Class type)

Description copied from interface: JavaTypeFactory

Creates a record type based upon the public fields of a Java class.

Specified by:

createStructType in interface JavaTypeFactory

Parameters:

type - Java class

Returns:

Record type that remembers its Java class

createType

public RelDataType createType(Type type)

Description copied from interface: JavaTypeFactory

Creates a type, deducing whether a record, scalar or primitive type is needed.

Specified by:

createType in interface JavaTypeFactory

Parameters:

type - Java type, such as a Class

Returns:

Record or scalar type

getJavaClass

public Type getJavaClass(RelDataType type)

Specified by:

getJavaClass in interface JavaTypeFactory

toSql

public RelDataType toSql(RelDataType type)

Description copied from interface: JavaTypeFactory

Converts a type in Java format to a SQL-oriented type.

Specified by:

toSql in interface JavaTypeFactory

toSql

public static RelDataType toSql(RelDataTypeFactory typeFactory,
 RelDataType type)

Converts a type in Java format to a SQL-oriented type.

createSyntheticType

public Type createSyntheticType(List<Type> types)

Description copied from interface: JavaTypeFactory

Creates a synthetic Java class whose fields have the given Java types.

Specified by:

createSyntheticType in interface JavaTypeFactory