Package com.atlan.samples.loaders.models

Class DataTypeMapper

  • public class DataTypeMapper
extends java.lang.Object
    Utility class to convert data types for columns.

    • Constructor Summary

      Constructors 
      Constructor Description
      DataTypeMapper()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static java.lang.String getMappedType​(java.lang.String type)
      Retrieve the mapped data type for the provided type, or null if there is no mapped type (for spurious types).
      static java.lang.Long getMaxLength​(java.lang.String sqlType)
      Retrieve the maximum length defined by the provided SQL type string.
      static java.lang.Integer getPrecision​(java.lang.String sqlType)
      Retrieve the precision defined by the provided SQL type string.
      static java.lang.Double getScale​(java.lang.String sqlType)
      Retrieve the scale defined by the provided SQL type string.
      static java.lang.String getTypeOnly​(java.lang.String sqlType)
      Retrieve only the type name from the provided SQL type string.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • DataTypeMapper

        public DataTypeMapper()

    • Method Detail

      • getMappedType

        public static java.lang.String getMappedType​(java.lang.String type)
        Retrieve the mapped data type for the provided type, or null if there is no mapped type (for spurious types).
        Parameters:
        type - to map
        Returns:
        the mapped data type

      • getTypeOnly

        public static java.lang.String getTypeOnly​(java.lang.String sqlType)
        Retrieve only the type name from the provided SQL type string. Note: this will also uppercase the typename for case-insensitive comparison purposes.
        Parameters:
        sqlType - from which to retrieve the type name
        Returns:
        the type name (alone), or null if none could be found

      • getMaxLength

        public static java.lang.Long getMaxLength​(java.lang.String sqlType)
        Retrieve the maximum length defined by the provided SQL type string.
        Parameters:
        sqlType - from which to retrieve the maximum length
        Returns:
        the maximum length, or null if none could be found

      • getPrecision

        public static java.lang.Integer getPrecision​(java.lang.String sqlType)
        Retrieve the precision defined by the provided SQL type string.
        Parameters:
        sqlType - from which to retrieve the precision
        Returns:
        the precision, or null if none could be found

      • getScale

        public static java.lang.Double getScale​(java.lang.String sqlType)
        Retrieve the scale defined by the provided SQL type string.
        Parameters:
        sqlType - from which to retrieve the scale
        Returns:
        the scale, or null if none could be found