1 files changed, 57 insertions, 0 deletions
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/Link.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/Link.java
new file mode 100644
index 0000000000..2b085761e3
--- /dev/null
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/Link.java
@@ -0,0 +1,57 @@
+/*
+ * %CopyrightBegin%
+ * 
+ * Copyright Ericsson AB 2000-2009. All Rights Reserved.
+ * 
+ * The contents of this file are subject to the Erlang Public License,
+ * Version 1.1, (the "License"); you may not use this file except in
+ * compliance with the License. You should have received a copy of the
+ * Erlang Public License along with this software. If not, it can be
+ * retrieved online at http://www.erlang.org/.
+ * 
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ * 
+ * %CopyrightEnd%
+ */
+package com.ericsson.otp.erlang;
+
+// package scope
+class Link {
+    private final OtpErlangPid local;
+    private final OtpErlangPid remote;
+    private int hashCodeValue = 0;
+
+    public Link(final OtpErlangPid local, final OtpErlangPid remote) {
+	this.local = local;
+	this.remote = remote;
+    }
+
+    public OtpErlangPid local() {
+	return local;
+    }
+
+    public OtpErlangPid remote() {
+	return remote;
+    }
+
+    public boolean contains(final OtpErlangPid pid) {
+	return local.equals(pid) || remote.equals(pid);
+    }
+
+    public boolean equals(final OtpErlangPid local, final OtpErlangPid remote) {
+	return this.local.equals(local) && this.remote.equals(remote)
+		|| this.local.equals(remote) && this.remote.equals(local);
+    }
+    
+    public int hashCode() {
+	if (hashCodeValue == 0) {
+	    OtpErlangObject.Hash hash = new OtpErlangObject.Hash(5);
+	    hash.combine(local.hashCode() + remote.hashCode());
+	    hashCodeValue = hash.valueOf();
+	}
+	return hashCodeValue;
+    }
+}