1 files changed, 77 insertions, 0 deletions
diff --git a/src/de/fhswf/in/inf/se/notepadMinusMinus/util/OverLimitIntegerStringConverter.java b/src/de/fhswf/in/inf/se/notepadMinusMinus/util/OverLimitIntegerStringConverter.java
new file mode 100644
index 0000000..edc1975
--- /dev/null
+++ b/src/de/fhswf/in/inf/se/notepadMinusMinus/util/OverLimitIntegerStringConverter.java
@@ -0,0 +1,77 @@
+/**
+ * 
+ */
+package de.fhswf.in.inf.se.notepadMinusMinus.util;
+
+import javafx.util.StringConverter;
+
+/**
+ * TODO Add comment here
+ *
+ * @author $Author: $
+ * @version $Revision: $, $Date: $ UTC
+ */
+public class OverLimitIntegerStringConverter extends StringConverter<Integer>
+{
+   private int minAllowedValue;
+
+   /**
+    * TODO Add constructor comment here
+    *
+    * @param minAllowedValue
+    */
+   public OverLimitIntegerStringConverter(int minAllowedValue)
+   {
+      this.minAllowedValue = minAllowedValue;
+   }
+
+   /*
+    * (non-Javadoc)
+    * 
+    * @see javafx.util.StringConverter#toString(java.lang.Object)
+    */
+   @Override
+   public String toString(Integer object)
+   {
+      // If the specified value is null or not positive, return a zero-length
+      // String
+      if (object == null || object.intValue() < minAllowedValue)
+      {
+         return "";
+      }
+
+      return (Integer.toString(object.intValue()));
+   }
+
+   /*
+    * (non-Javadoc)
+    * 
+    * @see javafx.util.StringConverter#fromString(java.lang.String)
+    */
+   @Override
+   public Integer fromString(String string)
+   {
+      // If the specified value is null or zero-length, return null
+      if (string == null)
+      {
+         return null;
+      }
+
+      string = string.trim();
+
+      if (string.length() < 1)
+      {
+         return null;
+      }
+
+      // If the specified value is 0 or negative, return null
+      Integer object = Integer.valueOf(string);
+
+      if (object.intValue() < minAllowedValue)
+      {
+         return null;
+      }
+
+      return object;
+   }
+}