X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=bundles%2Forg.simantics.db.common%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fcommon%2Frequest%2FDeepObjectsWithType.java;fp=bundles%2Forg.simantics.db.common%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fcommon%2Frequest%2FDeepObjectsWithType.java;h=62113dfd518f4bf26ee8031315f1ee76e0762c79;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.db.common/src/org/simantics/db/common/request/DeepObjectsWithType.java b/bundles/org.simantics.db.common/src/org/simantics/db/common/request/DeepObjectsWithType.java
new file mode 100644
index 000000000..62113dfd5
--- /dev/null
+++ b/bundles/org.simantics.db.common/src/org/simantics/db/common/request/DeepObjectsWithType.java
@@ -0,0 +1,26 @@
+package org.simantics.db.common.request;
+
+import java.util.Collection;
+import java.util.HashSet;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.exception.DatabaseException;
+
+public class DeepObjectsWithType extends ResourceRead3<Collection<Resource>> {
+
+	public DeepObjectsWithType(Resource subject, Resource subrelationOf, Resource instanceOf) {
+        super(subject, subrelationOf, instanceOf);
+    }
+
+	@Override
+	public Collection<Resource> perform(ReadGraph graph) throws DatabaseException {
+		HashSet<Resource> result = new HashSet<Resource>();
+		for(Resource object : graph.sync(new ObjectsWithType(resource, resource2, resource3))) {
+			result.add(object);
+			result.addAll(graph.sync(new DeepObjectsWithType(object, resource2, resource3)));
+		}
+		return result;
+	}
+
+}