Includes validator framework and completes Task 3

1 files changed, 45 insertions, 0 deletions

diff --git a/src/de/fhswf/in/inf/java2/aufgabe03/RegExValidator.java b/src/de/fhswf/in/inf/java2/aufgabe03/RegExValidator.java
new file mode 100644
index 0000000..e17b5ca
--- /dev/null
+++ b/src/de/fhswf/in/inf/java2/aufgabe03/RegExValidator.java
@@ -0,0 +1,45 @@
+/**
+ * Java file containing the RegExValidator class.
+ */
+
+package de.fhswf.in.inf.java2.aufgabe03;
+
+import java.util.regex.Pattern;
+
+import de.fhswf.fbin.java2fx.validation.ValidationAdapter;
+
+/**
+ * A class that checks if a given string matches a predefined regex.
+ *
+ * @author $Author: $
+ * @version $Revision: $, $Date: $ UTC
+ */
+public class RegExValidator extends ValidationAdapter<String>
+{
+
+   private Pattern validRegEx;
+
+   /**
+    * A validator that checks a specific regex.
+    *
+    * @param validRegEx
+    *           The regex to validate against
+    */
+   public RegExValidator(String validRegEx)
+   {
+      this.validRegEx = Pattern.compile(validRegEx);
+   }
+
+   /*
+    * (non-Javadoc)
+    * 
+    * @see
+    * de.fhswf.fbin.java2fx.validation.Validator#isValid(java.lang.Object)
+    */
+   @Override
+   public boolean isValid(String value)
+   {
+      return validRegEx.matcher(value).matches();
+   }
+
+}