correct representation of boolean values

boolean2string.patch

Index: src/henplus/commands/ResultSetRenderer.java
===================================================================
RCS file: /cvsroot/henplus/henplus/src/henplus/commands/ResultSetRenderer.java,v
retrieving revision 1.22
diff -u -r1.22 ResultSetRenderer.java
--- src/henplus/commands/ResultSetRenderer.java	18 Jun 2005 04:58:13 -0000	1.22
+++ src/henplus/commands/ResultSetRenderer.java	9 Jan 2008 14:12:42 -0000
@@ -103,13 +103,19 @@
 		Column[] currentRow = new Column[ columns ];
 		for (int i = 0 ; i < columns ; ++i) {
 		    int col = (showColumns != null) ? showColumns[i] : i+1;
-                    String colString;
-                    if (meta.getColumnType( col ) == Types.CLOB) {
-                        colString = readClob(rset.getClob( col ));
-                    }
-                    else {
-                        colString = rset.getString( col );
-                    }
+            String colString;
+            switch (meta.getColumnType( col )) {
+            case Types.CLOB:
+                colString = readClob(rset.getClob( col ));
+                break;
+            case Types.BIT:
+            case Types.BOOLEAN:
+                 colString = rset.getObject(col) == null ? null : Boolean.toString(rset.getBoolean(col));
+                break;
+            default:
+                colString = rset.getString( col );
+                break;
+            }
 		    Column thisCol = new Column(colString);
 		    currentRow[i] = thisCol;
 		}