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java/org/apache/jasper/runtime/JspSourceDependent.java

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+/*
+ * 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.jasper.runtime;
+
+import java.util.Map;
+
+/**
+ * Interface for tracking the source files dependencies, for the purpose
+ * of compiling out of date pages.  This is used for
+ * 1) files that are included by page directives
+ * 2) files that are included by include-prelude and include-coda in jsp:config
+ * 3) files that are tag files and referenced
+ * 4) TLDs referenced
+ */
+
+public interface JspSourceDependent {
+
+   /**
+    * Returns a map of file names and last modified time where the current page
+    * has a source dependency on the file.
+    * @return the map of dependent resources
+    */
+    public Map<String,Long> getDependants();
+
+}