Examples of org.apache.derby.iapi.types.DataTypeDescriptor

org.apache.derby.iapi.types.DataTypeDescriptor
This is an implementation of DataTypeDescriptor from the generic language datatype module interface. @author Jeff Lichtman @version 1.0

        int precision = TypeCompiler.DEFAULT_DECIMAL_PRECISION;
        int scale = TypeCompiler.DEFAULT_DECIMAL_SCALE;
        int type = Types.DECIMAL;
        String typeStr = "DECIMAL";
        int maxWidth;
        DataTypeDescriptor dtd =  null;
    switch (jj_nt.kind) {
    case DEC:
    case DECIMAL:
    case NUMERIC:
      switch (jj_nt.kind) {

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 * <A NAME="approximateNumericType">approximateNumericType</A>
 */
  final public DataTypeDescriptor approximateNumericType() throws ParseException, StandardException {
        int type = 0, scale = 0, width = 0;
        int prec = -1;
        DataTypeDescriptor dts = null;
    switch (jj_nt.kind) {
    case FLOAT:
      jj_consume_token(FLOAT);
      switch (jj_nt.kind) {
      case LEFT_PAREN:

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/*
 * <A NAME="longType">longType</A>
 */
  final public DataTypeDescriptor longType() throws ParseException, StandardException {
        DataTypeDescriptor      dataTypeDescriptor;
    jj_consume_token(LONG);
    dataTypeDescriptor = longSubType();
                {if (true) return dataTypeDescriptor;}
    throw new Error("Missing return statement in function");
  }

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/*
 * <A NAME="XMLType">XMLType</A>
 */
  final public DataTypeDescriptor XMLType() throws ParseException, StandardException {
        DataTypeDescriptor value;
    jj_consume_token(XML);
                checkVersion(DataDictionary.DD_VERSION_DERBY_10_1, "XML");
                {if (true) return DataTypeDescriptor.getBuiltInDataTypeDescriptor(
                        StoredFormatIds.XML_TYPE_ID);}
    throw new Error("Missing return statement in function");

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/*
 * <A NAME="dataTypeScalarFunction">dataTypeScalarFunction</A>
 */
  final public ValueNode dataTypeScalarFunction() throws ParseException, StandardException {
        DataTypeDescriptor dts;
        ValueNode value;           //converted result
        ValueNode operand;
        int charType;
        int length = -1;
    switch (jj_nt.kind) {

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 * 1          |<simp> doc </simp>
 *
 */
  final public ValueNode xmlSerializeValue() throws ParseException, StandardException {
        ValueNode value;
        DataTypeDescriptor targetType;
    value = additiveExpression(null,0,false);
    targetType = xmlSerializeTargetType();
                {if (true) return (ValueNode) nodeFactory.getNode(
                                        C_NodeTypes.XML_SERIALIZE_OPERATOR_NODE,
                                        value,

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 *
 * Parse the target type of an XMLSERIALIZE operation.
 *
 */
  final public DataTypeDescriptor xmlSerializeTargetType() throws ParseException, StandardException {
        DataTypeDescriptor targetType;
    if ((getToken(1).kind != AS)) {
                {if (true) throw StandardException.newException(
                        SQLState.LANG_XML_KEYWORD_MISSING, "AS",
                        ReuseFactory.getInteger(getToken(1).beginLine),
                        ReuseFactory.getInteger(getToken(1).beginColumn));}

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/*
 * <A NAME="numericFunctionType">numericFunctionType</A>
 */
  final public DataTypeDescriptor numericFunctionType() throws ParseException, StandardException {
        DataTypeDescriptor dts;
    if (jj_2_32(1)) {
      dts = doubleType();
                {if (true) return dts;}
    } else {
      switch (jj_nt.kind) {

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                {if (true) return retval;}
    throw new Error("Missing return statement in function");
  }


  final public ValueNode castSpecification() throws ParseException, StandardException {
        DataTypeDescriptor dts;
        ValueNode                treeTop;
        ValueNode                value;
        int                              charType;
        int                              length = -1;
    jj_consume_token(CAST);
    jj_consume_token(LEFT_PAREN);
    value = castOperand();
    jj_consume_token(AS);
    dts = dataTypeCast();
    jj_consume_token(RIGHT_PAREN);
                treeTop = (ValueNode) nodeFactory.getNode(
                                                                        C_NodeTypes.CAST_NODE,
                                                                        value,
                                                                        dts,
                                                                        getContextManager());


                /* We need to generate a SQL->Java conversion tree above us if
     * the dataTypeCast is a user type.
     */
                if (dts.getTypeId().userType())
                {
                        treeTop = (ValueNode) nodeFactory.getNode(
                                                        C_NodeTypes.JAVA_TO_SQL_VALUE_NODE,
                                                        nodeFactory.getNode(
                                                                                        C_NodeTypes.SQL_TO_JAVA_VALUE_NODE,

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/*
 * <A NAME="Definition">procedureParameterDefinition</A>
 */
  final public void procedureParameterDefinition(Vector[] list) throws ParseException, StandardException {
        DataTypeDescriptor      typeDescriptor;
        String                          parameterName;
        Integer                         inout;
    inout = inoutParameter();
    parameterName = identifier(Limits.MAX_IDENTIFIER_LENGTH, true);
    typeDescriptor = dataTypeDDL();

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