DB query swapping to file system

[simantics/platform.git] / bundles / org.simantics.db.impl / src / org / simantics / db / impl / query / ChildMapFactory.java

diff --git a/bundles/org.simantics.db.impl/src/org/simantics/db/impl/query/ChildMapFactory.java b/bundles/org.simantics.db.impl/src/org/simantics/db/impl/query/ChildMapFactory.java
new file mode 100644 (file)
index 0000000..bf179b5
--- /dev/null
+++ b/bundles/org.simantics.db.impl/src/org/simantics/db/impl/query/ChildMapFactory.java
@@ -0,0 +1,28 @@
+package org.simantics.db.impl.query;
+
+import org.simantics.db.ObjectResourceIdMap;
+import org.simantics.db.exception.DatabaseException;
+
+public class ChildMapFactory extends QueryFactoryBase {
+
+    @Override
+    public CacheEntryBase readKeyAndValue(QueryDeserializer deserializer) throws DatabaseException {
+        ChildMap result = reference(deserializer);
+        ObjectResourceIdMap<String> map = deserializer.createChildMap();
+        int size = deserializer.readLE4();
+        for(int i=0;i<size;i++) {
+            String key = deserializer.readString();
+            int r2 = deserializer.readResource();
+            map.putId(key, r2);
+        }
+        result.setResult(map);
+        result.setReady();
+        return result;
+    }
+    
+    @Override
+    public <T extends CacheEntryBase> T reference(QueryDeserializer deserializer) throws DatabaseException {
+        return (T)deserializer.readChildMap();
+    }
+
+}