Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.utils.ui / src / org / simantics / utils / ui / validators / RegexpValidator.java

diff --git a/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/validators/RegexpValidator.java b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/validators/RegexpValidator.java
new file mode 100644 (file)
index 0000000..78ff62d
--- /dev/null
+++ b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/validators/RegexpValidator.java
@@ -0,0 +1,52 @@
+/*******************************************************************************\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 java.util.regex.Matcher;\r
+import java.util.regex.Pattern;\r
+\r
+import org.eclipse.jface.dialogs.IInputValidator;\r
+\r
+/**\r
+ * Regular expression validator\r
+ * \r
+ * @author Toni Kalajainen\r
+ */\r
+public class RegexpValidator implements IInputValidator {\r
+\r
+    // Hostname mask\r
+    //^([a-zA-Z0-9\\*]([a-zA-Z0-9\\-\\*]{0,61}[a-zA-Z0-9\\*])?\\.)*[a-zA-Z0-9\\*]([a-zA-Z0-9\\-\\*]{0,61}[a-zA-Z0-9\\*])?$\r
+    \r
+    // Untested\r
+    //public static final String URL_VALIDATOR_STRING = "^[A-Za-z]+://[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\\?\\/.=]+$";\r
+    //public static RegexpValidator URL_VALIDATOR = new RegexpValidator(URL_VALIDATOR_STRING, "Invalid URL");\r
+    \r
+    private final Pattern pattern;\r
+    private final String errorMsg;\r
+    \r
+    public RegexpValidator(String regexp, String errorMsg) {\r
+        pattern = Pattern.compile(regexp);\r
+        this.errorMsg = errorMsg;\r
+    }\r
+    \r
+    public RegexpValidator(Pattern pattern, String errorMsg) {\r
+        this.pattern = pattern;\r
+        this.errorMsg = errorMsg;\r
+    }\r
+\r
+    public String isValid(String newText) {\r
+        Matcher m = pattern.matcher(newText);\r
+        if (m.matches()) return null;\r
+        return errorMsg;\r
+    }\r
+\r
+}\r