1 files changed, 66 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/node-impl-osgi/src/main/java/org/apache/tuscany/sca/osgi/service/discovery/impl/Discovery.java b/sca-java-2.x/tags/2.0.1-RC1/modules/node-impl-osgi/src/main/java/org/apache/tuscany/sca/osgi/service/discovery/impl/Discovery.java
new file mode 100644
index 0000000000..3ad1e53fee
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+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/node-impl-osgi/src/main/java/org/apache/tuscany/sca/osgi/service/discovery/impl/Discovery.java
@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.sca.osgi.service.discovery.impl;
+
+/**
+ * Every Discovery Provider registers a service implementing this interface.
+ * This service is registered with extra properties identified at the beginning
+ * of this interface to denote the name of the product providing Discovery
+ * functionality, its version, vendor, used protocols etc..
+ * <p>
+ * Discovery allows to publish services exposed for remote access as well as to
+ * search for remote services. 
+ * <p>
+ * Discovery service implementations usually rely on some discovery protocols or
+ * other information distribution means.
+ *
+ * @ThreadSafe
+ */
+public interface Discovery {
+
+    /**
+     * ServiceRegistration property for the name of the Discovery product.
+     * <p>
+     * Value of this property is of type <code>String</code>.
+     */
+    String PRODUCT_NAME = "osgi.remote.discovery.product";
+
+    /**
+     * ServiceRegistration property for the version of the Discovery product.
+     * <p>
+     * Value of this property is of type <code>String</code>.
+     */
+    String PRODUCT_VERSION = "osgi.remote.discovery.product.version";
+
+    /**
+     * ServiceRegistration property for the Discovery product vendor name.
+     * <p>
+     * Value of this property is of type <code>String</code>.
+     */
+    String VENDOR_NAME = "osgi.remote.discovery.vendor";
+
+    /**
+     * ServiceRegistration property that lists the discovery protocols used by
+     * this Discovery service.
+     * <p>
+     * Value of this property is of type
+     * <code>Collection (&lt;? extends String&gt;)</code>.
+     */
+    String SUPPORTED_PROTOCOLS = "osgi.remote.discovery.supported_protocols";
+}