X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.db.impl%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fimpl%2Fquery%2FQueryFactoryBase.java;fp=bundles%2Forg.simantics.db.impl%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fimpl%2Fquery%2FQueryFactoryBase.java;h=a193ccec31f3599e47ae7dbb6fa81e2bf1238628;hb=e460fd6f0af60314e2ca28391ef7ff2043016d97;hp=0000000000000000000000000000000000000000;hpb=fe29fd8956c3881e261ec4eee1cdd2ac27bc0554;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.db.impl/src/org/simantics/db/impl/query/QueryFactoryBase.java b/bundles/org.simantics.db.impl/src/org/simantics/db/impl/query/QueryFactoryBase.java
new file mode 100644
index 000000000..a193ccec3
--- /dev/null
+++ b/bundles/org.simantics.db.impl/src/org/simantics/db/impl/query/QueryFactoryBase.java
@@ -0,0 +1,25 @@
+package org.simantics.db.impl.query;
+
+import org.simantics.db.exception.DatabaseException;
+
+abstract public class QueryFactoryBase implements QueryFactory {
+
+    abstract protected CacheEntryBase readKeyAndValue(QueryDeserializer deserializer) throws DatabaseException;
+
+    public void readParents(QueryDeserializer deserializer, CacheEntryBase entry) throws DatabaseException {
+        int ps = deserializer.readLE4();
+        for(int i=0;i<ps;i++) {
+            QueryFactory qf = deserializer.readFactory();
+            CacheEntryBase ceb = qf.reference(deserializer);
+            entry.addParent(ceb);
+        }
+    }
+    
+    @Override
+    final public CacheEntryBase read(QueryDeserializer deserializer) throws DatabaseException {
+        CacheEntryBase entry = readKeyAndValue(deserializer);
+        readParents(deserializer, entry);
+        return entry;
+    }
+
+}