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From d..@apache.org
Subject svn commit: r555028 - in /db/derby/code/trunk/java/engine/org/apache/derby: catalog/ catalog/types/ iapi/types/ impl/sql/catalog/
Date Tue, 10 Jul 2007 18:30:49 GMT
Author: djd
Date: Tue Jul 10 11:30:47 2007
New Revision: 555028

URL: http://svn.apache.org/viewvc?view=rev&rev=555028
Log:
DERBY-2775 Add some comments to the main type classes to indicate their roles:
TypeId Information about the type without specific attributes
TypeDescriptor Catalog type descriptor
DataTypeDescriptor Runtime type descriptor

Modified:
    db/derby/code/trunk/java/engine/org/apache/derby/catalog/TypeDescriptor.java
    db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/BaseTypeIdImpl.java
    db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/DecimalTypeIdImpl.java
    db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/TypesImplInstanceGetter.java
    db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/DataTypeDescriptor.java
    db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/TypeId.java
    db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DataDictionaryImpl.java
    db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/SYSCOLUMNSRowFactory.java

Modified: db/derby/code/trunk/java/engine/org/apache/derby/catalog/TypeDescriptor.java
URL: http://svn.apache.org/viewvc/db/derby/code/trunk/java/engine/org/apache/derby/catalog/TypeDescriptor.java?view=diff&rev=555028&r1=555027&r2=555028
==============================================================================
--- db/derby/code/trunk/java/engine/org/apache/derby/catalog/TypeDescriptor.java (original)
+++ db/derby/code/trunk/java/engine/org/apache/derby/catalog/TypeDescriptor.java Tue Jul 10
11:30:47 2007
@@ -24,12 +24,9 @@
 import org.apache.derby.iapi.types.StringDataValue;
 
 /**
- *
- * An interface for describing types in Derby systems.
- *	
- *	
- *	<p>The values in system catalog DATATYPE columns are of type
- *	TypeDescriptor.
+ * TypeDescriptor represents a type in a system catalog, a
+ * persistent type. Examples are columns in tables and parameters
+ * for routines. A TypeDescriptor is immutable.
  */
 
 public interface TypeDescriptor

Modified: db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/BaseTypeIdImpl.java
URL: http://svn.apache.org/viewvc/db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/BaseTypeIdImpl.java?view=diff&rev=555028&r1=555027&r2=555028
==============================================================================
--- db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/BaseTypeIdImpl.java (original)
+++ db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/BaseTypeIdImpl.java Tue
Jul 10 11:30:47 2007
@@ -69,11 +69,16 @@
     **      getTypeFormatId() method.
     **
     ********************************************************/
+    
+    private int   formatId;
 
     String        SQLTypeName;
-    int           JDBCTypeId;
-    int           formatId;
-    int           wrapperTypeFormatId;
+    /**
+     * JDBC type - derived from the format identifier.
+     */
+    transient int           JDBCTypeId;
+
+    private int   wrapperTypeFormatId;
 
     /**
      * niladic constructor. Needed for Formatable interface to work.
@@ -99,7 +104,7 @@
      * @param SQLTypeName   The SQL name of the type
      */
 
-    protected BaseTypeIdImpl(String SQLTypeName)
+    BaseTypeIdImpl(String SQLTypeName)
     {
         this.SQLTypeName = SQLTypeName;
     }

Modified: db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/DecimalTypeIdImpl.java
URL: http://svn.apache.org/viewvc/db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/DecimalTypeIdImpl.java?view=diff&rev=555028&r1=555027&r2=555028
==============================================================================
--- db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/DecimalTypeIdImpl.java
(original)
+++ db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/DecimalTypeIdImpl.java
Tue Jul 10 11:30:47 2007
@@ -34,9 +34,11 @@
 	   the readExternal needs to know the formatId atleast for decimal types
 	   to read the extra information.
 	*/
-	public DecimalTypeIdImpl() 
+	public DecimalTypeIdImpl(boolean isNumeric) 
 	{
 		super(StoredFormatIds.DECIMAL_TYPE_ID_IMPL);
+        if (isNumeric)
+            setNumericType();
 	}
 	
 	/**
@@ -71,12 +73,12 @@
 	public void writeExternal( ObjectOutput out )
 		 throws IOException
 	{
-		out.writeBoolean(JDBCTypeId == Types.NUMERIC);
+		out.writeBoolean(getJDBCTypeId() == Types.NUMERIC);
 
 		super.writeExternal(out);
 	}
 
-	public void setNumericType()
+	private void setNumericType()
 	{
 		SQLTypeName = "NUMERIC";
 		JDBCTypeId = Types.NUMERIC;

Modified: db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/TypesImplInstanceGetter.java
URL: http://svn.apache.org/viewvc/db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/TypesImplInstanceGetter.java?view=diff&rev=555028&r1=555027&r2=555028
==============================================================================
--- db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/TypesImplInstanceGetter.java
(original)
+++ db/derby/code/trunk/java/engine/org/apache/derby/catalog/types/TypesImplInstanceGetter.java
Tue Jul 10 11:30:47 2007
@@ -55,7 +55,7 @@
                   case StoredFormatIds.XML_TYPE_ID_IMPL:
                           return new BaseTypeIdImpl(fmtId);
                   case StoredFormatIds.DECIMAL_TYPE_ID_IMPL:
-                          return new DecimalTypeIdImpl();
+                          return new DecimalTypeIdImpl(false);
                   default:
                         return null;
                 }

Modified: db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/DataTypeDescriptor.java
URL: http://svn.apache.org/viewvc/db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/DataTypeDescriptor.java?view=diff&rev=555028&r1=555027&r2=555028
==============================================================================
--- db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/DataTypeDescriptor.java (original)
+++ db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/DataTypeDescriptor.java Tue
Jul 10 11:30:47 2007
@@ -39,10 +39,7 @@
 import org.apache.derby.iapi.sql.conn.ConnectionUtil;
 
 /**
- * This is an implementation of DataTypeDescriptor from the generic language
- * datatype module interface.
- *
- * @version 1.0
+ * DataTypeDescriptor describes a runtime SQL type.
  */
 
 public final class DataTypeDescriptor implements TypeDescriptor, Formatable
@@ -60,12 +57,14 @@
 	**	method.
 	**
 	********************************************************/
+    
+    public static final DataTypeDescriptor INTEGER = new DataTypeDescriptor(TypeId.INTEGER_ID,
true);
 
 	/*
 	** Static creators
 	*/
 	/**
-	 * Get a descriptor that corresponds to a builtin JDBC type.
+	 * Get a descriptor that corresponds to a nullable builtin JDBC type.
 	 *
 	 * @param jdbcType	The int type of the JDBC type for which to get
 	 *						a corresponding SQL DataTypeDescriptor
@@ -1144,7 +1143,7 @@
 	 * Get the simplified type descriptor that is intended to be stored
 	 * in the system tables.
 	 */
-	public TypeDescriptorImpl getCatalogType()
+	public TypeDescriptor getCatalogType()
 	{
 		return typeDescriptor;
 	}

Modified: db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/TypeId.java
URL: http://svn.apache.org/viewvc/db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/TypeId.java?view=diff&rev=555028&r1=555027&r2=555028
==============================================================================
--- db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/TypeId.java (original)
+++ db/derby/code/trunk/java/engine/org/apache/derby/iapi/types/TypeId.java Tue Jul 10 11:30:47
2007
@@ -48,13 +48,17 @@
 import java.sql.Types;
 
 /**
- * The TypeId interface provides methods to get information about datatype ids.
- 
+ * TypeId describes the static information about a SQL type
+ * independent of any specific attributes of the type such
+ * as length. So the TypeId for CHARACTER describes the
+ * fundamental information about CHARACTER. A specific
+ * type (e.g. CHARACTER(10)) is described by a DataTypeDescriptor.
    <P>
  * The equals(Object) method can be used to determine if two typeIds are for the same type,
  * which defines type id equality.
 
- *
+
+   @see DataTypeDescriptor
  */
 
 public final class TypeId implements Formatable
@@ -330,14 +334,13 @@
                           ret = DECIMAL_ID;
                           if (ret == null)
                                   ret = DECIMAL_ID = new TypeId(StoredFormatIds.DECIMAL_TYPE_ID,
-                                                                        new DecimalTypeIdImpl());
+                                                                        new DecimalTypeIdImpl(false));
                           break;
 
                   case Types.NUMERIC:
                           ret = NUMERIC_ID;
                           if (ret == null) {
-                                  DecimalTypeIdImpl numericTypeIdImpl = new DecimalTypeIdImpl();
-                                  numericTypeIdImpl.setNumericType();
+                                  DecimalTypeIdImpl numericTypeIdImpl = new DecimalTypeIdImpl(true);
                                   ret = NUMERIC_ID = new TypeId(StoredFormatIds.DECIMAL_TYPE_ID,
numericTypeIdImpl);
                           }
                           break;

Modified: db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DataDictionaryImpl.java
URL: http://svn.apache.org/viewvc/db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DataDictionaryImpl.java?view=diff&rev=555028&r1=555027&r2=555028
==============================================================================
--- db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DataDictionaryImpl.java
(original)
+++ db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/DataDictionaryImpl.java
Tue Jul 10 11:30:47 2007
@@ -8740,6 +8740,9 @@
     TransactionController   tc)
         throws StandardException
     {
+        TypeDescriptor integerType = DataTypeDescriptor.INTEGER.getCatalogType();
+        TypeDescriptor varchar128Type =
+            DataTypeDescriptor.getBuiltInDataTypeDescriptor(Types.VARCHAR, 128).getCatalogType();
         /*
 		** SYSCS_UTIL routines.
 		*/
@@ -8760,8 +8763,7 @@
 
             // procedure argument types
             TypeDescriptor[] arg_types = {
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.VARCHAR, 128),
+                    varchar128Type,
                 DataTypeDescriptor.getBuiltInDataTypeDescriptor(
                     Types.VARCHAR, Limits.DB2_VARCHAR_MAXWIDTH)
             };
@@ -8786,10 +8788,8 @@
 
             // procedure argument types
             TypeDescriptor[] arg_types = {
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.VARCHAR, 128),
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.VARCHAR, 128),
+                    varchar128Type,
+                    varchar128Type,
                 DataTypeDescriptor.getBuiltInDataTypeDescriptor(
                     Types.SMALLINT)
 
@@ -8989,8 +8989,7 @@
 
             // procedure argument types
             TypeDescriptor[] arg_types = {
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.VARCHAR, 128)
+                    varchar128Type
             };
 
             createSystemProcedureOrFunction(
@@ -9013,10 +9012,8 @@
 
             // procedure argument types
             TypeDescriptor[] arg_types = {
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.VARCHAR, 128),
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.VARCHAR, 128)
+                    varchar128Type,
+                    varchar128Type
             };
 
             createSystemProcedureOrFunction(
@@ -9073,10 +9070,8 @@
             TypeDescriptor[] arg_types = {
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
                     Types.VARCHAR, 256),
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.VARCHAR, 128),
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.INTEGER)
+                    varchar128Type,
+                    integerType
             };
 
             createSystemProcedureOrFunction(
@@ -9098,8 +9093,7 @@
             TypeDescriptor[] arg_types = {
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
                     Types.VARCHAR, 256),
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.VARCHAR, 128)
+                    varchar128Type
             };
 
             createSystemProcedureOrFunction(
@@ -9119,10 +9113,8 @@
             String[] arg_names = {"JAR", "UNDEPLOY"};
 
             TypeDescriptor[] arg_types = {
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.VARCHAR, 128),
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-                    Types.INTEGER)
+                    varchar128Type,
+                    integerType
             };
 
             createSystemProcedureOrFunction(
@@ -9152,18 +9144,15 @@
 
             // procedure argument types
             TypeDescriptor[] arg_types = {
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128), 
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128),
+                    varchar128Type, 
+                    varchar128Type,
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.VARCHAR, 32672),
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.CHAR, 1),
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.CHAR, 1),
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128)
+                varchar128Type
             };
 
             createSystemProcedureOrFunction(
@@ -9200,8 +9189,7 @@
 				Types.CHAR, 1),
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.CHAR, 1),
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128)
+                varchar128Type
             };
 
             createSystemProcedureOrFunction(
@@ -9232,18 +9220,15 @@
 			
             // procedure argument types
             TypeDescriptor[] arg_types = {
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128), 
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128),
+                    varchar128Type, 
+                    varchar128Type,
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.VARCHAR, 32672),
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.CHAR, 1),
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.CHAR, 1),
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR,	128),
+                varchar128Type,
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.SMALLINT),
             };
@@ -9278,10 +9263,8 @@
 			
             // procedure argument types
             TypeDescriptor[] arg_types = {
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128), 
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128),
+                    varchar128Type, 
+                    varchar128Type,
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.VARCHAR, 32672),
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
@@ -9292,8 +9275,7 @@
 				Types.CHAR, 1),
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.CHAR, 1),
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR,	128),
+                varchar128Type,
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.SMALLINT),
             };
@@ -9326,10 +9308,8 @@
 			
             // procedure argument types
             TypeDescriptor[] arg_types = {
-                DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128), 
-				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
-				Types.VARCHAR, 128),
+                    varchar128Type, 
+                    varchar128Type,
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(
 				Types.VARCHAR, 32672),
 				DataTypeDescriptor.getBuiltInDataTypeDescriptor(

Modified: db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/SYSCOLUMNSRowFactory.java
URL: http://svn.apache.org/viewvc/db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/SYSCOLUMNSRowFactory.java?view=diff&rev=555028&r1=555027&r2=555028
==============================================================================
--- db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/SYSCOLUMNSRowFactory.java
(original)
+++ db/derby/code/trunk/java/engine/org/apache/derby/impl/sql/catalog/SYSCOLUMNSRowFactory.java
Tue Jul 10 11:30:47 2007
@@ -21,61 +21,38 @@
 
 package org.apache.derby.impl.sql.catalog;
 
-import org.apache.derby.iapi.reference.Property;
-
-import org.apache.derby.iapi.types.DataTypeDescriptor;
-import org.apache.derby.iapi.types.TypeId;
-import org.apache.derby.iapi.types.DataValueDescriptor;
-
-import org.apache.derby.iapi.store.raw.RawStoreFactory;
+import java.util.Properties;
 
-import org.apache.derby.iapi.types.DataValueFactory;
-import org.apache.derby.iapi.sql.dictionary.SystemColumn;
 import org.apache.derby.catalog.TypeDescriptor;
+import org.apache.derby.catalog.UUID;
 import org.apache.derby.catalog.types.BaseTypeIdImpl;
-
-import org.apache.derby.iapi.types.DataValueDescriptor;
-
-import org.apache.derby.iapi.types.SQLVarchar;
-import org.apache.derby.iapi.types.TypeId;
-import org.apache.derby.iapi.types.DataTypeDescriptor;
-import org.apache.derby.iapi.types.DataValueFactory;
-import org.apache.derby.iapi.types.RowLocation;
-
+import org.apache.derby.catalog.types.DefaultInfoImpl;
+import org.apache.derby.catalog.types.TypeDescriptorImpl;
+import org.apache.derby.iapi.error.StandardException;
+import org.apache.derby.iapi.reference.Property;
+import org.apache.derby.iapi.services.monitor.Monitor;
+import org.apache.derby.iapi.services.sanity.SanityManager;
+import org.apache.derby.iapi.services.uuid.UUIDFactory;
 import org.apache.derby.iapi.sql.dictionary.CatalogRowFactory;
 import org.apache.derby.iapi.sql.dictionary.ColumnDescriptor;
 import org.apache.derby.iapi.sql.dictionary.DataDescriptorGenerator;
 import org.apache.derby.iapi.sql.dictionary.DataDictionary;
-import org.apache.derby.iapi.sql.dictionary.TableDescriptor;
+import org.apache.derby.iapi.sql.dictionary.SystemColumn;
 import org.apache.derby.iapi.sql.dictionary.TupleDescriptor;
-import org.apache.derby.iapi.sql.dictionary.SchemaDescriptor;
 import org.apache.derby.iapi.sql.dictionary.UniqueTupleDescriptor;
-
-import org.apache.derby.iapi.sql.execute.ExecutionContext;
-import org.apache.derby.iapi.sql.execute.ExecutionFactory;
-import org.apache.derby.iapi.sql.execute.ExecIndexRow;
 import org.apache.derby.iapi.sql.execute.ExecRow;
-
-import org.apache.derby.iapi.error.StandardException;
-
-import org.apache.derby.iapi.services.sanity.SanityManager;
-
-import org.apache.derby.iapi.services.monitor.Monitor;
-import org.apache.derby.catalog.types.TypeDescriptorImpl;
-import org.apache.derby.catalog.DefaultInfo;
-import org.apache.derby.iapi.services.uuid.UUIDFactory;
-import org.apache.derby.catalog.UUID;
-
+import org.apache.derby.iapi.sql.execute.ExecutionFactory;
+import org.apache.derby.iapi.store.raw.RawStoreFactory;
+import org.apache.derby.iapi.types.DataTypeDescriptor;
+import org.apache.derby.iapi.types.DataValueDescriptor;
+import org.apache.derby.iapi.types.DataValueFactory;
+import org.apache.derby.iapi.types.SQLChar;
+import org.apache.derby.iapi.types.SQLInteger;
+import org.apache.derby.iapi.types.SQLLongint;
+import org.apache.derby.iapi.types.SQLVarchar;
+import org.apache.derby.iapi.types.TypeId;
 import org.apache.derby.impl.sql.compile.ColumnDefinitionNode;
 
-import org.apache.derby.catalog.types.DefaultInfoImpl;
-
-import org.apache.derby.iapi.types.*;
-
-import java.io.Serializable;
-
-import java.util.Properties;
-
 /**
  * Factory for creating a SYSCOLUMNS row.
  *
@@ -182,13 +159,12 @@
 					throws StandardException
 	{
 		ExecRow    				row;
-		DataValueDescriptor		col;
 
 		String					colName = null;
 		String					defaultID = null;
 		String					tabID = null;
 		Integer					colID = null;
-		TypeDescriptorImpl		typeDesc = null;
+		TypeDescriptor 		    typeDesc = null;
 		Object					defaultSerializable = null;
 		long					autoincStart = 0;
 		long					autoincInc = 0;
@@ -354,8 +330,6 @@
 		String defaultID;
 		DefaultInfoImpl		defaultInfo = null;
 		ColumnDescriptor colDesc;
-		BaseTypeIdImpl		typeId;
-		TypeId	wrapperTypeId;
 		DataValueDescriptor	defaultValue = null;
 		UUID				defaultUUID = null;
 		UUID				uuid = null;
@@ -430,16 +404,13 @@
 		*/
 		TypeDescriptorImpl typeDescriptor = (TypeDescriptorImpl) row.getColumn(SYSCOLUMNS_COLUMNDATATYPE).
 													getObject();
-		typeId = typeDescriptor.getTypeId();
+        BaseTypeIdImpl typeId = typeDescriptor.getTypeId();
 
 		/*
 		** The BaseTypeIdImpl tells what type of TypeId it is supposed to
 		** be wrapped in.
 		*/
-		wrapperTypeId =
-			(TypeId) Monitor.newInstanceFromIdentifier(typeId.wrapperTypeFormatId());
-		/* Wrap the BaseTypeIdImpl in a full type id */
-		wrapperTypeId.setNestedTypeId(typeId);
+        TypeId wrapperTypeId = new TypeId(typeId.wrapperTypeFormatId(), typeId);
 
 		/* Wrap the TypeDescriptorImpl in a full DataTypeDescriptor */
 		DataTypeDescriptor dataTypeServices = new DataTypeDescriptor(typeDescriptor,



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