root nodes established but not linked

Author: wumpz

src/main/java/net/sf/jsqlparser/parser/CCJSqlParserUtil.java

@@ -51,6 +51,16 @@ public static Statement parse(String sql) throws JSQLParserException {
 			throw new JSQLParserException(ex);
 		} 
 	}
+    
+    public static Node parseAST(String sql) throws JSQLParserException {
+		CCJSqlParser parser = new CCJSqlParser(new StringReader(sql));
+		try {
+            parser.Statement();
+			return parser.jjtree.rootNode();
+		} catch (Exception ex) {
+			throw new JSQLParserException(ex);
+		} 
+	}
 
 	public static Statement parse(InputStream is) throws JSQLParserException {
 		CCJSqlParser parser = new CCJSqlParser(is);

src/main/jjtree/net/sf/jsqlparser/parser/JSqlParserCC.jjt

@@ -259,13 +259,15 @@ a configurable addition. One must rebuild JSqlParser with this new "Letterset".
 |   < #ADDITIONAL_LETTERS: ["ä","ö","ü","Ä","Ö","Ü","ß"] >
 }
 
-Statement Statement() : 
+Statement Statement() #Statement: 
 { Statement stm; } 
 {
     stm = SingleStatement()
     [";"]
     <EOF>
-    { return stm; }
+    { 
+        return stm; 
+    }
 }
 
 Statement SingleStatement() :
@@ -304,7 +306,7 @@ Statement SingleStatement() :
     { return stm; }
 }
 
-Statements Statements() : 
+Statements Statements() #Statements : 
 { Statements stmts = new Statements();
   List<Statement> list = new ArrayList<Statement>();
   Statement stm; }
@@ -1306,7 +1308,7 @@ Top Top():
 	}
 }
 
-Expression Expression():
+Expression Expression() #Expression :
 {
 	Expression retval = null;
 }

src/test/java/net/sf/jsqlparser/test/select/SelectASTTest.java

@@ -20,6 +20,7 @@
 
 import junit.framework.TestCase;
 import net.sf.jsqlparser.JSQLParserException;
+import net.sf.jsqlparser.parser.CCJSqlParserTreeConstants;
 import net.sf.jsqlparser.parser.CCJSqlParserUtil;
 import net.sf.jsqlparser.parser.SimpleNode;
 import net.sf.jsqlparser.schema.Column;
@@ -61,4 +62,12 @@ public void testSelectASTColumn() throws JSQLParserException {
         }
         assertEquals("SELECT  *,  * FROM  mytable  order by   #,  #", b.toString());
     }
+    
+    public void testSelectASTNode() throws JSQLParserException {
+        String sql = "SELECT  a,  b FROM  mytable  order by   b,  c";
+        StringBuilder b = new StringBuilder(sql);
+        SimpleNode node = (SimpleNode) CCJSqlParserUtil.parseAST(sql);
+        node.dump("*");
+        assertEquals(CCJSqlParserTreeConstants.JJTSTATEMENT, node.getId());
+    }
 }