org.apache.calcite.sql.type

Class JavaToSqlTypeConversionRules

java.lang.Object

org.apache.calcite.sql.type.JavaToSqlTypeConversionRules

public class JavaToSqlTypeConversionRules
extends Object

JavaToSqlTypeConversionRules defines mappings from common Java types to corresponding SQL types.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static interface	JavaToSqlTypeConversionRules.ColumnList Make this public when needed.

Field Summary

Fields

Modifier and Type	Field and Description
private static JavaToSqlTypeConversionRules	INSTANCE
private Map<Class<?>,SqlTypeName>	rules

Constructor Summary

Constructors

Constructor and Description
JavaToSqlTypeConversionRules()

Method Summary

Modifier and Type	Method and Description
static JavaToSqlTypeConversionRules	instance() Returns the singleton instance.
SqlTypeName	lookup(Class javaClass) Returns a corresponding SqlTypeName for a given Java class.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

private static final JavaToSqlTypeConversionRules INSTANCE

rules

private final Map<Class<?>,SqlTypeName> rules

Constructor Detail

JavaToSqlTypeConversionRules

public JavaToSqlTypeConversionRules()

Method Detail

instance

public static JavaToSqlTypeConversionRules instance()

Returns the singleton instance.

lookup

public SqlTypeName lookup(Class javaClass)

Returns a corresponding SqlTypeName for a given Java class.

Parameters:

javaClass - the Java class to lookup

Returns:

a corresponding SqlTypeName if found, otherwise null is returned