-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.utils.ui.validators;\r
-\r
-import org.eclipse.jface.dialogs.IInputValidator;\r
-\r
-/**\r
- * A JFace input validator for non-negative integers, i.e. natural numbers.\r
- * \r
- * @author Tuukka Lehtonen\r
- */\r
-public class NonNegativeIntegerValidator implements IInputValidator {\r
- \r
- /**\r
- * Validates an input string as a non-negative integer (Natural number).\r
- * @see org.eclipse.jface.dialogs.IInputValidator#isValid(java.lang.String)\r
- */\r
- public String isValid(String newText) {\r
- try {\r
- int value = Integer.parseInt(newText);\r
- if (value < 0) {\r
- return "\"" + newText + "\" is not a non-negative integer value";\r
- }\r
- return null;\r
- } catch (NumberFormatException e) {\r
- return "\"" + newText + "\" is not an integer value"; \r
- }\r
- }\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.utils.ui.validators;
+
+import org.eclipse.jface.dialogs.IInputValidator;
+
+/**
+ * A JFace input validator for non-negative integers, i.e. natural numbers.
+ *
+ * @author Tuukka Lehtonen
+ */
+public class NonNegativeIntegerValidator implements IInputValidator {
+
+ /**
+ * Validates an input string as a non-negative integer (Natural number).
+ * @see org.eclipse.jface.dialogs.IInputValidator#isValid(java.lang.String)
+ */
+ public String isValid(String newText) {
+ try {
+ int value = Integer.parseInt(newText);
+ if (value < 0) {
+ return "\"" + newText + "\" is not a non-negative integer value";
+ }
+ return null;
+ } catch (NumberFormatException e) {
+ return "\"" + newText + "\" is not an integer value";
+ }
+ }
+}