added SoftDeletable

bean/src/main/java/io/github/mmm/entity/bean/SoftDeletableEntity.java

@@ -0,0 +1,31 @@
+/* Copyright (c) The m-m-m Team, Licensed under the Apache License, Version 2.0
+ * http://www.apache.org/licenses/LICENSE-2.0 */
+package io.github.mmm.entity.bean;
+
+import java.time.Instant;
+
+import io.github.mmm.bean.AbstractInterface;
+import io.github.mmm.property.booleans.BooleanProperty;
+import io.github.mmm.property.temporal.instant.InstantProperty;
+
+/**
+ * {@link EntityBean} that shall not be deleted physically from the underlying store (database). Instead on deletion, it
+ * will be updated
+ *
+ * @since 1.0.0
+ */
+@AbstractInterface
+public interface SoftDeletableEntity extends EntityBean {
+
+  /**
+   * @return {@code true} if logically deleted, {@code false} otherwise.
+   */
+  BooleanProperty Deleted();
+
+  /**
+   * @return {@link Instant} when this entity has been logically {@link #Deleted() deleted} or {@code null} if not
+   *         deleted.
+   */
+  InstantProperty DeletedAt();
+
+}