1 files changed, 75 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6.1-TUSCANY-3909/implementation-xquery/src/main/java/org/apache/tuscany/sca/implementation/xquery/XQueryImplementation.java b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/implementation-xquery/src/main/java/org/apache/tuscany/sca/implementation/xquery/XQueryImplementation.java
new file mode 100644
index 0000000000..f5bc5dd9b8
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+++ b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/implementation-xquery/src/main/java/org/apache/tuscany/sca/implementation/xquery/XQueryImplementation.java
@@ -0,0 +1,75 @@
+/*
+ * 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.implementation.xquery;
+
+import java.lang.reflect.Method;
+import java.util.Map;
+
+import net.sf.saxon.query.XQueryExpression;
+
+import org.apache.tuscany.sca.assembly.Implementation;
+
+/**
+ * Class representing the XQuery implementation type
+ * @version $Rev$ $Date$
+ */
+public interface XQueryImplementation extends Implementation {
+
+    /**
+     * Location of the XQuery implementation file
+     * @return
+     */
+    String getLocation();
+
+    void setLocation(String location);
+
+    String getLocationURL();
+
+    void setLocationURL(String location);
+
+    /**
+     * The XQuery expression that is loaded from the XQuery implementation file
+     * @return
+     */
+    String getXqExpression();
+
+    void setXqExpression(String expression);
+
+    /**
+     * The XQuery expression should be extended for with additional
+     * script, which provides the external variables needed to invoke
+     * a function. In this way for each function that is defined in the
+     * original XQuery expression additional expression is defined, which
+     * can invoke this function, using external variables as input.
+     * These expression extensions are stored in this map. It provides for
+     * each method of a service interface that is implemented by this component
+     * type corresponding expression extension
+     * @return
+     */
+    Map<Method, String> getXqExpressionExtensionsMap();
+
+    /**
+     * This map is a kind of cache for function invocations. If a given
+     * XQuery function of this implementation has been invoked already
+     * its compiled expression can be reused. In this manner the performance
+     * can be increased
+     * @return
+     */
+    Map<String, XQueryExpression> getCompiledExpressionsCache();
+}