X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.graph%2Fsrc%2Forg%2Fsimantics%2Fgraph%2Fstore%2FIdRes.java;fp=bundles%2Forg.simantics.graph%2Fsrc%2Forg%2Fsimantics%2Fgraph%2Fstore%2FIdRes.java;h=4c099d1428923a8c38df38afb268f88711a07223;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.graph/src/org/simantics/graph/store/IdRes.java b/bundles/org.simantics.graph/src/org/simantics/graph/store/IdRes.java
new file mode 100644
index 000000000..4c099d142
--- /dev/null
+++ b/bundles/org.simantics.graph/src/org/simantics/graph/store/IdRes.java
@@ -0,0 +1,39 @@
+package org.simantics.graph.store;
+
+import org.simantics.graph.query.Res;
+
+/**
+ * A resource that exists only in one graph fragment. The resource
+ * is represented as a integer identifier.
+ * @author Hannu Niemistö
+ */
+public class IdRes implements Res {
+	public final GraphStore fragment;
+	public final int id;
+	
+	public IdRes(GraphStore fragment, int id) {	
+		this.fragment = fragment;
+		this.id = id;
+	}
+
+	@Override
+	public int hashCode() {
+		return id * 31 + fragment.hashCode();
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (obj == null || getClass() != obj.getClass())
+			return false;
+		IdRes other = (IdRes) obj;
+		return fragment == other.fragment && id == other.id;
+	}	
+	
+	@Override
+	public String toString() {
+		return "#" + id;
+	}
+		
+}