Package org.monetdb.monetdbe

Class MonetTypes

java.lang.Object
org.monetdb.monetdbe.MonetTypes
public class MonetTypes
extends Object
Helper class to convert between MonetDBe types, JDBC SQL types and Java classes.

  • Constructor Summary

    Constructors 
    Constructor Description
    MonetTypes()  

  • Method Summary

    Modifier and Type Method Description
    protected static boolean convertTojavaClass​(int monetdbetype, Class<?> javaClass)
    Determines if the MonetDBe type can be converted to the Java class
    protected static Class<?> getClassForMonetType​(int monetdbeType)
    Conversion between MonetDBe type (int) and Java classes (Class)
    protected static Class<?> getClassForSQLType​(int sqlType)
    Conversion between SQL types (int) and Java classes (Class)
    protected static int getDefaultSQLTypeForClass​(Class<?> javaClass)
    Conversion between Java classes (Class) and SQL types (int)
    protected static int getMonetSize​(int monetdbetype)
    Returns the size of the MonetDBe type in bytes.
    protected static int getMonetTypeFromSQL​(int sqltype)
    Conversion between SQL types (int) and MonetDBe types (int)
    protected static int getMonetTypeIntFromSQLName​(String sqlTypeName)
    Conversion between SQL types (String) and MonetDBe types (int)
    protected static String getMonetTypeString​(int monetdbetype)
    Returns the String name for the MonetDBe type (int)
    protected static int getPrecision​(int sqlType)
    Retrieves the maximum column size for a given SQL type.
    protected static int getSQLIntFromSQLName​(String sqlTypeName)
    Returns the SQL type int from a SQL type name (String)
    protected static int getSQLTypeFromMonet​(int monetdbetype)
    Conversion between MonetDBe types (int) and SQL types (int)
    protected static String getSQLTypeNameFromMonet​(int monetdbetype)
    Conversion between MonetDBe types (int) and SQL types (String)
    protected static boolean isSigned​(int sqlType)
    Returns if the SQL type is signed.

    Methods inherited from class java.lang.Object

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

  • Constructor Details

  • Method Details

    • getSQLTypeFromMonet

      protected static int getSQLTypeFromMonet​(int monetdbetype)
      Conversion between MonetDBe types (int) and SQL types (int)
      Parameters:
      monetdbetype - MonetDBe type (int) to convert
      Returns:
      SQL type (int)

    • getSQLTypeNameFromMonet

      protected static String getSQLTypeNameFromMonet​(int monetdbetype)
      Conversion between MonetDBe types (int) and SQL types (String)
      Parameters:
      monetdbetype - MonetDBe type (int) to convert
      Returns:
      SQL type (String)

    • getMonetTypeFromSQL

      protected static int getMonetTypeFromSQL​(int sqltype)
      Conversion between SQL types (int) and MonetDBe types (int)
      Parameters:
      sqltype - SQL type (int) to convert
      Returns:
      MonetDBe type (int)

    • getMonetTypeIntFromSQLName

      protected static int getMonetTypeIntFromSQLName​(String sqlTypeName)
      Conversion between SQL types (String) and MonetDBe types (int)
      Parameters:
      sqlTypeName - SQL type (String) to convert
      Returns:
      MonetDBe type (int)

    • getClassForSQLType

      protected static Class<?> getClassForSQLType​(int sqlType)
      Conversion between SQL types (int) and Java classes (Class)
      Parameters:
      sqlType - SQL type (int) to convert
      Returns:
      Java class

    • getDefaultSQLTypeForClass

      protected static int getDefaultSQLTypeForClass​(Class<?> javaClass)
      Conversion between Java classes (Class) and SQL types (int)
      Parameters:
      javaClass - Java class to convert
      Returns:
      Default SQL type (int) for Java class

    • convertTojavaClass

      protected static boolean convertTojavaClass​(int monetdbetype, Class<?> javaClass)
      Determines if the MonetDBe type can be converted to the Java class
      Parameters:
      monetdbetype - MonetDBe type to convert
      javaClass - Java class to be converted to
      Returns:
      true if the type can be converted to the class, false otherwise

    • getClassForMonetType

      protected static Class<?> getClassForMonetType​(int monetdbeType)
      Conversion between MonetDBe type (int) and Java classes (Class)
      Parameters:
      monetdbeType - MonetDBe type (int) to convert
      Returns:
      Java class

    • getMonetTypeString

      protected static String getMonetTypeString​(int monetdbetype)
      Returns the String name for the MonetDBe type (int)
      Parameters:
      monetdbetype - MonetDBe type (int)
      Returns:
      Name of the MonetDBe type

    • getMonetSize

      protected static int getMonetSize​(int monetdbetype)
      Returns the size of the MonetDBe type in bytes. Only works for static lenght types.
      Parameters:
      monetdbetype - MonetDBe type (int)
      Returns:
      Size of the MonetDBe type

    • getSQLIntFromSQLName

      protected static int getSQLIntFromSQLName​(String sqlTypeName)
      Returns the SQL type int from a SQL type name (String)
      Parameters:
      sqlTypeName - SQL type (String)
      Returns:
      SQL type (int)

    • isSigned

      protected static boolean isSigned​(int sqlType)
      Returns if the SQL type is signed.
      Parameters:
      sqlType - SQL type (int)
      Returns:
      true if the SQL type can be signed, false otherwise

    • getPrecision

      protected static int getPrecision​(int sqlType)
      Retrieves the maximum column size for a given SQL type.
      Parameters:
      sqlType - SQL type (int)
      Returns:
      type precision