1 files changed, 19 insertions, 3 deletions
diff --git a/src/jcgp/backend/resources/parameters/Parameter.java b/src/jcgp/backend/resources/parameters/Parameter.java
index 7e12ff8..3990ae6 100644
--- a/src/jcgp/backend/resources/parameters/Parameter.java
+++ b/src/jcgp/backend/resources/parameters/Parameter.java
@@ -1,8 +1,9 @@
 package jcgp.backend.resources.parameters;
 
 import javafx.beans.property.Property;
+import javafx.beans.property.ReadOnlyProperty;
 
-public abstract class Parameter {
+public abstract class Parameter<T> {
 	
 	protected boolean monitor, critical, reset = false;
 	
@@ -10,6 +11,8 @@ public abstract class Parameter {
 	
 	protected String name;
 	
+	protected Property<T> valueProperty;
+	
 	public Parameter(String name, boolean monitor, boolean critical) {
 		this.name = name;
 		this.monitor = monitor;
@@ -36,6 +39,19 @@ public abstract class Parameter {
 		return status;
 	}
 	
-	public abstract Property<?> valueProperty();
-		
+	public ReadOnlyProperty<T> valueProperty() {
+		return valueProperty;
+	}
+	
+	public T get() {
+		return valueProperty.getValue();
+	}
+	
+	public void set(T newValue) {
+		if (!valueProperty.isBound()) {
+			valueProperty.setValue(newValue);
+		}
+	}
+	
+	public abstract void validate(T newValue);
 }