1 files changed, 85 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDeclaration.java b/sca-java-2.x/tags/2.0.1-RC1/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDeclaration.java
new file mode 100644
index 0000000000..24b2c17a0f
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDeclaration.java
@@ -0,0 +1,85 @@
+/*
+ * 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.extensibility;
+
+import java.io.IOException;
+import java.net.URL;
+import java.util.Enumeration;
+import java.util.Map;
+
+/**
+ * Service declaration using J2SE Jar service provider spec Classes specified
+ * inside this declaration are loaded using the ClassLoader used to read the
+ * configuration file corresponding to this declaration.
+ *
+ * @version $Rev$ $Date$
+ * @tuscany.spi.extension.asclient
+ */
+public interface ServiceDeclaration {
+    /**
+     * Load a java class in the same context as the service definition
+     * @param className The class name
+     * @return The loaded class
+     * @throws ClassNotFoundException
+     */
+    Class<?> loadClass(String className) throws ClassNotFoundException;
+    
+    /**
+     * Get the java class for the service impl
+     * @return The java class
+     */
+    Class<?> loadClass() throws ClassNotFoundException;
+    
+    /**
+     * Get all attributes (name=value pairs) defined for the given entry
+     * @return All attributes keyed by name
+     */
+    Map<String, String> getAttributes();
+    
+    /**
+     * Check if the service implementation class is a type of the service
+     * @param serviceType The java class of the service SPI
+     * @return true if the implementation class is a type of the service
+     */
+    boolean isAssignableTo(Class<?> serviceType);
+    
+    URL getLocation();
+    
+    /**
+     * Return the class name for the service provider
+     * @return
+     */
+    String getClassName();
+    
+    URL getResource(String name);
+    Enumeration<URL> getResources(String name) throws IOException;
+    
+    /**
+     * The service descriptor might be hashed
+     * @param obj Another object
+     * @return
+     */
+    boolean equals(Object obj);
+    /**
+     * The service descriptor might be hashed
+     * @return
+     */
+    int hashCode();
+}