class DefaultColumnMapper[T] extends ColumnMapper[T]
A ColumnMapper that assumes camel case naming convention for property accessors and constructor names and underscore naming convention for column names.
Example mapping:
case class User( login: String, // mapped to "login" column emailAddress: String // mapped to "email_address" column emailAddress2: String // mapped to "email_address_2" column )
Additionally, it is possible to name columns exactly the same as property names (case-sensitive):
case class TaxPayer( TIN: String // mapped to "TIN" column )
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Instance Constructors
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new
DefaultColumnMapper(columnNameOverride: Map[String, String] = Map.empty)(implicit arg0: scala.reflect.api.JavaUniverse.TypeTag[T])
- columnNameOverride
maps property names to column names; use it to override default mapping for some properties
Value Members
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def
columnMapForReading(struct: StructDef, selectedColumns: IndexedSeq[ColumnRef]): ColumnMapForReading
Provides a mapping between given table or UDT and properties of type
T
, useful for creating objects of typeT
.Provides a mapping between given table or UDT and properties of type
T
, useful for creating objects of typeT
. Throws IllegalArgumentException ifselectedColumns
does not provide some columns needed to instantiate object of typeT
- Definition Classes
- DefaultColumnMapper → ColumnMapper
-
def
columnMapForWriting(struct: StructDef, selectedColumns: IndexedSeq[ColumnRef]): ColumnMapForWriting
Provides a mapping between given table or UDT and properties of type
T
, useful for reading property values of typeT
and writing them to Cassandra.Provides a mapping between given table or UDT and properties of type
T
, useful for reading property values of typeT
and writing them to Cassandra. Throws IllegalArgumentException ifselectedColumns
contains some columns that don't have matching getters.- Definition Classes
- DefaultColumnMapper → ColumnMapper
- def ctorParamToColumnName(paramName: String, columns: Map[String, ColumnRef]): Option[ColumnRef]
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final
def
eq(arg0: AnyRef): Boolean
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def
getClass(): Class[_]
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- def getterToColumnName(getterName: String, columns: Map[String, ColumnRef]): Option[ColumnRef]
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def
hashCode(): Int
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ne(arg0: AnyRef): Boolean
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def
newTable(keyspaceName: String, tableName: String, protocolVersion: ProtocolVersion = ProtocolVersion.DEFAULT): TableDef
Provides a definition of the table that class
T
could be saved to.Provides a definition of the table that class
T
could be saved to.- Definition Classes
- DefaultColumnMapper → ColumnMapper
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final
def
notify(): Unit
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def
notifyAll(): Unit
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- def setterToColumnName(setterName: String, columns: Map[String, ColumnRef]): Option[ColumnRef]
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synchronized[T0](arg0: ⇒ T0): T0
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wait(arg0: Long): Unit
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