Undo OPENJPA_356 in 1.0.x branch

git-svn-id: https://svn.apache.org/repos/asf/openjpa/branches/1.0.x@577522 13f79535-47bb-0310-9956-ffa450edef68

openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DB2Dictionary.java

@@ -155,33 +155,6 @@ public class DB2Dictionary
             append(" ROWS ONLY");
     }
 
-    protected void appendSelect(SQLBuffer selectSQL, Object alias, Select sel,
-        int idx) {
-        // if this is a literal value, add a cast...
-        Object val = sel.getSelects().get(idx);
-        if (val instanceof Lit)
-            selectSQL.append("CAST(");
-
-        // ... and add the select per super's behavior...
-        super.appendSelect(selectSQL, alias, sel, idx);
-
-        // ... and finish the cast
-        if (val instanceof Lit) {
-            Class c = ((Lit) val).getType();
-            int javaTypeCode = JavaTypes.getTypeCode(c);
-            int jdbcTypeCode = getJDBCType(javaTypeCode, false);
-            String typeName = getTypeName(jdbcTypeCode);
-            selectSQL.append(" AS " + typeName);
-
-            // if the literal is a string, use the default char col size
-            // in the cast statement.
-            if (String.class.equals(c))
-                selectSQL.append("(" + characterColumnSize + ")");
-
-            selectSQL.append(")");
-        }
-    }
-
     public String[] getCreateSequenceSQL(Sequence seq) {
         String[] sql = super.getCreateSequenceSQL(seq);
         if (seq.getAllocate() > 1)
@@ -673,8 +646,6 @@ public class DB2Dictionary
         String fstring = null;
         String type = getTypeName(getJDBCType(JavaTypes.getTypeCode(val
             .getType()), false));
-        if (String.class.equals(val.getType()))
-            type = type + "(" + characterColumnSize + ")";
         fstring = "CAST(? AS " + type + ")";
         return fstring;
     }
@@ -759,10 +730,7 @@ public class DB2Dictionary
             String sqlString = buf.getSQL(false);
             if (sqlString.endsWith("?")) {
                 // case "(?" - convert to "CAST(? AS type"
-                String typeName = getTypeName(type);
-                if (String.class.equals(val.getType()))
-                    typeName = typeName + "(" + characterColumnSize + ")";
-                String str = "CAST(? AS " + typeName + ")";
+                String str = "CAST(? AS " + getTypeName(type) + ")";
                 buf.replaceSqlString(sqlString.length() - 1,
                         sqlString.length(), str);
             }

openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionary.java

@@ -2281,30 +2281,18 @@ public class DBDictionary
             aliases = sel.getSelectAliases();
 
         Object alias;
-        for (int i = 0; i < aliases.size(); i++) {
-            alias = aliases.get(i);
-            appendSelect(selectSQL, alias, sel, i);
-            if (i < aliases.size() - 1)
+        for (Iterator itr = aliases.iterator(); itr.hasNext();) {
+            alias = itr.next();
+            if (alias instanceof SQLBuffer)
+                selectSQL.append((SQLBuffer) alias);
+            else
+                selectSQL.append(alias.toString());
+            if (itr.hasNext())
                 selectSQL.append(", ");
         }
         return selectSQL;
     }
 
-    /**
-     * Append <code>elem</code> to <code>selectSQL</code>.
-     * @param selectSQL The SQLBuffer to append to.
-     * @param alias A {@link SQLBuffer} or a {@link String} to append.
-     *
-     * @since 1.1.0
-     */
-    protected void appendSelect(SQLBuffer selectSQL, Object elem, Select sel,
-        int idx) {
-        if (elem instanceof SQLBuffer)
-            selectSQL.append((SQLBuffer) elem);
-        else
-            selectSQL.append(elem.toString());
-    }
-
     /**
      * Returns true if a "FOR UPDATE" clause can be used for the specified
      * Select object.

openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/LogicalUnion.java

@@ -447,10 +447,6 @@ public class LogicalUnion
             return sel.getTableAliases();
         }
 
-        public List getSelects() {
-            return sel.getSelects();
-        }
-
         public List getSelectAliases() {
             return sel.getSelectAliases();
         }

openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/Select.java

@@ -149,14 +149,6 @@ public interface Select
      */
     public Collection getTableAliases();
 
-    /**
-     * Return the actual {@link Val}s and {@link Column}s that were
-     * selected, in the order that they were selected.
-     *
-     * @since 1.1.0
-     */
-    public List getSelects();
-
     /**
      * Return the aliases of all selected columns and all selected buffers,
      * in the order they were selected. Each alias may be either a string

openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SelectImpl.java

@@ -505,10 +505,6 @@ public class SelectImpl
         return (_tables == null) ? Collections.EMPTY_SET : _tables.values();
     }
 
-    public List getSelects() {
-        return Collections.unmodifiableList(_selects);
-    }
-
     public List getSelectAliases() {
         return _selects.getAliases(false, _outer != null);
     }