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

org.apache.derby.iapi.types.TypeId
The TypeId interface provides methods to get information about datatype ids.
The equals(Object) method can be used to determine if two typeIds are for the same type, which defines type id equality.

  }




    private static boolean streamableType(ResultColumn rc) {
        DataTypeDescriptor dtd = rc.getType();
        TypeId s = TypeId.getBuiltInTypeId(dtd.getTypeName());


        if (s != null) {
            return s.streamStorable();
        } else {
            return false;
        }
    }

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    */


    public void bindComparisonOperator()
        throws StandardException
    {
        TypeId receiverType = receiver.getTypeId();
        TypeId leftType     = leftOperand.getTypeId();


        /*
        ** Check the type of the operands - this function is allowed only on
        ** string types.
        */


        if (!receiverType.isStringTypeId())
        {
            throw StandardException.newException(
                SQLState.LANG_LIKE_BAD_TYPE, receiverType.getSQLTypeName());
        }


        if (!leftType.isStringTypeId())
        {
            throw StandardException.newException(
                SQLState.LANG_LIKE_BAD_TYPE, leftType.getSQLTypeName());
        }


        if (rightOperand != null && ! rightOperand.getTypeId().isStringTypeId())
        {
            throw StandardException.newException(

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    **    CREATE TRIGGER ... INSERT INTO T length(Column), ...
      **
      */


    DataTypeDescriptor  dts     = colDesc.getType();
    TypeId              typeId  = dts.getTypeId();


      if (!typeId.isXMLTypeId())
      {


          StringBuffer methodCall = new StringBuffer();
          methodCall.append(
              "CAST (org.apache.derby.iapi.db.Factory::getTriggerExecutionContext().");
          methodCall.append(isOldTable ? "getOldRow()" : "getNewRow()");
          methodCall.append(".getObject(");
          methodCall.append(colPositionInRuntimeResultSet);
          methodCall.append(") AS ");


          /*
          ** getSQLString() returns <typeName> 
          ** for user types, so call getSQLTypeName in that
          ** case.
          */
          methodCall.append(
              (typeId.userType() ? 
                   typeId.getSQLTypeName() : dts.getSQLstring()));
          
          methodCall.append(") ");


          return methodCall.toString();
      }

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    // String sqlTypeName = typeId == null ? "OTHER" : typeId.getSQLTypeName();




    String jdbcTypesName = org.apache.derby.impl.jdbc.Util.typeName(sqlType);


    TypeId typeId = TypeId.getBuiltInTypeId(jdbcTypeId);
    String thisTypeName = typeId == null ? declaredClassName : typeId.getSQLTypeName();
        
    StandardException e = StandardException.newException(SQLState.LANG_INVALID_OUT_PARAM_MAP,
          getJDBCParameterNumberStr(),
          jdbcTypesName, thisTypeName);

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        // must have a void method for a procedure call.
        requiredType = "void";
      }
      else
      {
        TypeId returnTypeId = TypeId.getBuiltInTypeId(returnType.getJDBCTypeId());


        if (
            returnType.isRowMultiSet() &&
            ( routineInfo.getParameterStyle() == RoutineAliasInfo.PS_DERBY_JDBC_RESULT_SET )
        )
        {
            requiredType = ResultSet.class.getName();
        }
                else if ( returnType.getTypeId().userType() )
                {
                    requiredType = ((UserDefinedTypeIdImpl) returnType.getTypeId()).getClassName();
                }
        else
        {
           requiredType = returnTypeId.getCorrespondingJavaTypeName();


          if (!requiredType.equals(typeName)) {
            switch (returnType.getJDBCTypeId()) {
            case java.sql.Types.BOOLEAN:
            case java.sql.Types.SMALLINT:
            case java.sql.Types.INTEGER:
            case java.sql.Types.BIGINT:
            case java.sql.Types.REAL:
            case java.sql.Types.DOUBLE:
              TypeCompiler tc = getTypeCompiler(returnTypeId);
              requiredType = tc.getCorrespondingPrimitiveTypeName();
              if (!routineInfo.calledOnNullInput() && routineInfo.getParameterCount() != 0)
              {
                promoteName = returnTypeId.getCorrespondingJavaTypeName();
              }
              break;
            }
          }
        }

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                Integer.toString(count),
                Integer.toString(signature.length)); // too many types
          }


                   
          TypeId  paramTypeId = signature[count - 1].getSQLType().getTypeId();
                    
          // Does it match the object name
          if (type.equals(paramTypeId.getCorrespondingJavaTypeName()))
          {
            signatureTypes[count - 1] = type;
            continue;
          }
        
          // how about the primitive name
      if ((paramTypeId.isNumericTypeId() && !paramTypeId.isDecimalTypeId())
          || paramTypeId.isBooleanTypeId())
      {
        TypeCompiler tc = getTypeCompiler(paramTypeId);
        if (type.equals(tc.getCorrespondingPrimitiveTypeName()))
        {
               signatureTypes[count - 1] = type;
              continue;          
        }
      }
          throw StandardException.newException(SQLState.LANG_DATA_TYPE_GET_MISMATCH, 
                type, paramTypeId.getSQLTypeName()); // type conversion error
        }
        
        // Did signature end with trailing comma?
        if (count != 0 && !seenClass)
          throw StandardException.newException(SQLState.SQLJ_SIGNATURE_INVALID); // invalid

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    {
      switch( jsqlType.getCategory() )
      {
          case JSQLType.SQLTYPE: 


          TypeId  ctid = mapToTypeID( jsqlType );


          if ( ctid == null ) { return null; }
          else {
            // DB2 LUW does not support Java object types for SMALLINT, INTEGER, BIGINT, REAL, DOUBLE
            // and these are the only types that can map to a primitive or an object type according
            // to SQL part 13. So always map to the primitive type. We can not use the getPrimitiveSignature()
            // as it (incorrectly but historically always has) maps a DECIMAL to a double. 


            switch (ctid.getJDBCTypeId()) {
            case java.sql.Types.BOOLEAN:
            case java.sql.Types.SMALLINT:
            case java.sql.Types.INTEGER:
            case java.sql.Types.BIGINT:
            case java.sql.Types.REAL:
            case java.sql.Types.DOUBLE:
              if (routineInfo != null) {
                TypeCompiler tc = getTypeCompiler(ctid);
                return tc.getCorrespondingPrimitiveTypeName();
              }
              // fall through
            default:
              return ctid.getCorrespondingJavaTypeName();
            }
          }


            case JSQLType.JAVA_CLASS: return jsqlType.getJavaClassName();

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              primParmTypeNames[i] = procedurePrimitiveArrayType[i];


            } else {




              TypeId  ctid = mapToTypeID( jsqlType );


              if ((ctid.isNumericTypeId() && !ctid.isDecimalTypeId()) || ctid.isBooleanTypeId())
              {
                TypeCompiler tc = getTypeCompiler(ctid);
                primParmTypeNames[i] = tc.getCorrespondingPrimitiveTypeName();
                if ( castToPrimitiveAsNecessary) { methodParms[i].castToPrimitive(true); }
              }
              else { primParmTypeNames[i] = ctid.getCorrespondingJavaTypeName(); }
            }


            break;


                case JSQLType.JAVA_CLASS:

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                getNodeFactory().doJoinOrderOptimization(),
                getContextManager()), 
              (SubqueryList) null,
              (Vector) null);


      TypeId columnTypeId = getType().getTypeId();
      TypeId defaultTypeId = defaultTree.getTypeId();


      // Check for 'invalid default' errors (42894)
      // before checking for 'not storable' errors (42821).
      if (!defaultTypeIsValid(columnTypeId, getType(),
          defaultTypeId, defaultTree, defaultNode.getDefaultText()))
      {
          throw StandardException.newException(
            SQLState.LANG_DB2_INVALID_DEFAULT_VALUE,
            this.name);
      }


      // Now check 'not storable' errors.
      if (! getTypeCompiler(columnTypeId).
                storable(defaultTypeId, getClassFactory()))
      {
        throw StandardException.newException(SQLState.LANG_NOT_STORABLE, 
          columnTypeId.getSQLTypeName(),
          defaultTypeId.getSQLTypeName() );
      }


      // Save off the default text
      // RESOLVEDEFAULT - Convert to constant if possible
      defaultInfo = new DefaultInfoImpl(false,

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      ** get the type of the first non-? in its column, so it can't
      ** affect the final dominant type.  It's possible that all the
      ** rows for a particular column will have ? parameters - this is
      ** an error condition that will be caught later.
      */
      TypeId thisTypeId = thisExpr.getTypeId();
      if (thisTypeId == null)
        continue;


      TypeId otherTypeId = otherExpr.getTypeId();
      if (otherTypeId == null)
        continue;


      /* 
      ** Check type compatability.  We want to make sure that
      ** the types are assignable in either direction
      ** and they are comparable.
      */
      ClassFactory cf = getClassFactory();
      if (
        !thisExpr.getTypeCompiler().storable(otherTypeId, cf) &&
        !otherExpr.getTypeCompiler().storable(thisTypeId, cf))
      {
        throw StandardException.newException(SQLState.LANG_NOT_UNION_COMPATIBLE, 
                                                     thisTypeId.getSQLTypeName(),
                                                     otherTypeId.getSQLTypeName(),
                                                     operatorName);
      }


      DataTypeDescriptor resultType = thisExpr.getTypeServices().getDominantType(
                        otherExpr.getTypeServices(),

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org.apache.derby.catalog.types.BaseTypeIdImpl

org.apache.derby.catalog.types.DecimalTypeIdImpl

org.apache.derby.catalog.types.TypeDescriptorImpl

org.apache.derby.catalog.types.UserDefinedTypeIdImpl

org.apache.derby.impl.sql.catalog.DataDictionaryImpl

org.apache.derby.impl.sql.catalog.SYSCOLUMNSRowFactory

org.apache.derby.impl.sql.catalog.SystemColumnImpl

org.apache.derby.impl.sql.compile.AggregateNode

org.apache.derby.impl.sql.compile.BinaryArithmeticOperatorNode

org.apache.derby.impl.sql.compile.BinaryComparisonOperatorNode

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