1 files changed, 78 insertions, 0 deletions
diff --git a/odk/examples/DevelopersGuide/Forms/TextValidator.java b/odk/examples/DevelopersGuide/Forms/TextValidator.java
new file mode 100644
index 000000000..241bd8778
--- /dev/null
+++ b/odk/examples/DevelopersGuide/Forms/TextValidator.java
@@ -0,0 +1,78 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+public class TextValidator extends ControlValidator
+{
+
+    /** Creates a new instance of NumericValidator */
+    public TextValidator( )
+    {
+    }
+
+    public String explainInvalid( Object Value )
+    {
+        try
+        {
+            String value = (String)Value;
+            if ( containsZs( value ) )
+                return "No Z's allowed here";
+            if ( !isProperChunks( value ) )
+                return "Need 3 * n characters";
+        }
+        catch( java.lang.Exception e )
+        {
+            return "ooops. Unknown error";
+        }
+        return "";
+    }
+
+    public boolean isValid( Object Value )
+    {
+        try
+        {
+            String value = (String)Value;
+            if ( containsZs( value ) )
+                return false;
+            if ( !isProperChunks( value ) )
+                return false;
+            return true;
+        }
+        catch( java.lang.Exception e )
+        {
+        }
+        return false;
+    }
+
+    private boolean isProperChunks( String value )
+    {
+        return ( value.length() % 3 ) == 0;
+    }
+
+    private boolean containsZs( String value )
+    {
+        if  (  ( value.indexOf( 'Z' ) != -1 )
+            || ( value.indexOf( 'z' ) != -1 )
+            )
+            return true;
+        return false;
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */