Class BlobJavaTypeDescriptor

    • Constructor Detail

      • BlobJavaTypeDescriptor

        public BlobJavaTypeDescriptor()
    • Method Detail

      • toString

        public String toString​(Blob value)
      • unwrap

        public <X> X unwrap​(Blob value,
                            Class<X> type,
                            WrapperOptions options)
        Description copied from interface: JavaType
        Unwrap an instance of our handled Java type into the requested type.

        As an example, if this is a JavaTypeDescriptor<Integer> and we are asked to unwrap the Integer value as a Long we would return something like Long.valueOf( value.longValue() ).

        Intended use is during PreparedStatement binding.

        Type Parameters:
        X - The conversion type.
        Parameters:
        value - The value to unwrap
        type - The type as which to unwrap
        options - The options
        Returns:
        The unwrapped value.
      • wrap

        public <X> Blob wrap​(X value,
                             WrapperOptions options)
        Description copied from interface: JavaType
        Wrap a value as our handled Java type.

        Intended use is during ResultSet extraction.

        Type Parameters:
        X - The conversion type.
        Parameters:
        value - The value to wrap.
        options - The options
        Returns:
        The wrapped value.
      • getDefaultSqlLength

        public long getDefaultSqlLength​(Dialect dialect,
                                        JdbcType jdbcType)
        Description copied from interface: JavaType
        The default column length when this Java type is mapped to a SQL data type which is parametrized by length, for example Types.VARCHAR.
        Returns:
        Size.DEFAULT_LENGTH unless overridden