1 files changed, 18 insertions, 0 deletions
diff --git a/rba.tool.editor.ui/src/rba/tool/editor/ui/util/concurrent/IUnitOfProgress.java b/rba.tool.editor.ui/src/rba/tool/editor/ui/util/concurrent/IUnitOfProgress.java
new file mode 100644
index 0000000..f7141b1
--- /dev/null
+++ b/rba.tool.editor.ui/src/rba/tool/editor/ui/util/concurrent/IUnitOfProgress.java
@@ -0,0 +1,18 @@
+package rba.tool.editor.ui.util.concurrent;
+
+public interface IUnitOfProgress<R, P> {
+
+    public static final Object FAMILY_UNIT_OF_PROGRESS = new Object();
+
+    R exec(P state) throws Exception;
+
+    public static abstract class Void<T> implements IUnitOfProgress<Object, T> {
+        @Override
+        public final Object exec(T state) throws Exception {
+            process(state);
+            return null;
+        }
+
+        public abstract void process(T state) throws Exception;
+    }
+}