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diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/Sequential.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/Sequential.java
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+++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/Sequential.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.tools.ant.taskdefs;
+
+import java.util.Iterator;
+import java.util.Vector;
+
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.Task;
+import org.apache.tools.ant.TaskContainer;
+import org.apache.tools.ant.property.LocalProperties;
+
+/**
+ * Sequential is a container task - it can contain other Ant tasks. The nested
+ * tasks are simply executed in sequence. Sequential's primary use is to support
+ * the sequential execution of a subset of tasks within the {@link Parallel Parallel Task}
+
+ * <p>
+ * The sequential task has no attributes and does not support any nested
+ * elements apart from Ant tasks. Any valid Ant task may be embedded within the
+ * sequential task.</p>
+ *
+ * @since Ant 1.4
+ * @ant.task category="control"
+ */
+public class Sequential extends Task implements TaskContainer {
+
+    /** Optional Vector holding the nested tasks */
+    private Vector nestedTasks = new Vector();
+
+    /**
+     * Add a nested task to Sequential.
+     * <p>
+     * @param nestedTask  Nested task to execute Sequential
+     * <p>
+     */
+    public void addTask(Task nestedTask) {
+        nestedTasks.addElement(nestedTask);
+    }
+
+    /**
+     * Execute all nestedTasks.
+     *
+     * @throws BuildException if one of the nested tasks fails.
+     */
+    public void execute() throws BuildException {
+        LocalProperties localProperties
+            = LocalProperties.get(getProject());
+        localProperties.enterScope();
+        try {
+            for (Iterator i = nestedTasks.iterator(); i.hasNext();) {
+                Task nestedTask = (Task) i.next();
+                nestedTask.perform();
+            }
+        } finally {
+            localProperties.exitScope();
+        }
+    }
+}