X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.db%2Fsrc%2Forg%2Fsimantics%2Fdb%2FMetadataI.java;fp=bundles%2Forg.simantics.db%2Fsrc%2Forg%2Fsimantics%2Fdb%2FMetadataI.java;h=b1e3cf843b31189f2b57a535ab1c9ec9aba69ce9;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.db/src/org/simantics/db/MetadataI.java b/bundles/org.simantics.db/src/org/simantics/db/MetadataI.java
new file mode 100644
index 000000000..b1e3cf843
--- /dev/null
+++ b/bundles/org.simantics.db/src/org/simantics/db/MetadataI.java
@@ -0,0 +1,30 @@
+package org.simantics.db;
+
+import java.util.TreeMap;
+
+import org.simantics.db.exception.ServiceException;
+
+public interface MetadataI {
+    /**
+     * Sets given meta data to be used with next commit.
+     * 
+     * @param metadata
+     * @throws ServiceException
+     */
+    <T> void addMetadata(Metadata metadata) throws ServiceException;
+
+    /**
+     * Returns asked class from the meta data of next commit.
+     * 
+     * @param clazz asked class
+     * @return instance of asked class
+     * @throws ServiceException
+     */
+    <T extends Metadata> T getMetadata(Class<T> clazz) throws ServiceException;
+    /**
+     * Returns meta data serialized for next commit.
+     * 
+     * @return meta data
+     */
+    TreeMap<String, byte[]> getMetadata();
+}