1 files changed, 72 insertions, 0 deletions
diff --git a/projects/net.wotonomy.persistence/src/main/java/net/wotonomy/control/EOValidation.java b/projects/net.wotonomy.persistence/src/main/java/net/wotonomy/control/EOValidation.java
new file mode 100644
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+++ b/projects/net.wotonomy.persistence/src/main/java/net/wotonomy/control/EOValidation.java
@@ -0,0 +1,72 @@
+/*
+Wotonomy: OpenStep design patterns for pure Java applications.
+Copyright (C) 2001 Michael Powers
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, see http://www.gnu.org
+*/
+
+package net.wotonomy.control;
+
+/**
+* EOValidation provides methods for validating a operation
+* on an object as a whole, rather than on an individual property.
+*
+* @author michael@mpowers.net
+* @author $Author: cgruber $
+* @version $Revision: 893 $
+*/
+public interface EOValidation 
+{
+    /**
+    * Validates this object for delete.
+    * Throws an exception if this object cannot be deleted.
+    */
+    void validateForDelete();
+    
+    /**
+    * Validates this object for insertion into the external store.
+    * Throws an exception if this object cannot be inserted.
+    * Validations here should be specific to insertion.
+    * Implementations may call validateForSave(). 
+    */
+    void validateForInsert();
+    
+    /**
+    * Validates this object for a commit to the external store.
+    * Throws an exception if this object cannot be committed.
+    * Validations here are not specific to either inserts or updates.
+    */
+    void validateForSave();
+    
+    /**
+    * Validates this object for update to the external store.
+    * Throws an exception if this object cannot be updated.
+    * Validations here should be specific to updates.
+    * Implementations may call validateForSave(). 
+    */
+    void validateForUpdate();
+}
+
+/*
+ * $Log$
+ * Revision 1.1  2006/02/16 13:19:57  cgruber
+ * Check in all sources in eclipse-friendly maven-enabled packages.
+ *
+ * Revision 1.1  2001/11/13 04:13:59  mpowers
+ * Added interfaces needed to begin work on EOCustomObject.
+ *
+ *
+ */
+    
+