Clarify SLC project structure.

[gpl/argeo-slc.git] / cms / org.argeo.slc.support / src / org / argeo / slc / diff / KeyColumnsDiff.java

diff --git a/cms/org.argeo.slc.support/src/org/argeo/slc/diff/KeyColumnsDiff.java b/cms/org.argeo.slc.support/src/org/argeo/slc/diff/KeyColumnsDiff.java
new file mode 100644 (file)
index 0000000..7647321
--- /dev/null
+++ b/cms/org.argeo.slc.support/src/org/argeo/slc/diff/KeyColumnsDiff.java
@@ -0,0 +1,12 @@
+package org.argeo.slc.diff;
+
+import java.util.List;
+
+/**
+ * Diff which is based on comparison of multiple-key atomic elements (typically
+ * columns in a tabular content)
+ */
+public interface KeyColumnsDiff extends Diff {
+       /** $The list of key columns. */
+       List<String> getKeyColumns();
+}