--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/nashorn/buildtools/nashorntask/src/jdk/nashorn/ant/NashornTask.java Mon Mar 28 23:05:01 2016 +0530
@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package jdk.nashorn.ant;
+
+import javax.script.ScriptEngine;
+import javax.script.ScriptEngineManager;
+import javax.script.ScriptException;
+import org.apache.tools.ant.Project;
+import org.apache.tools.ant.Task;
+import org.apache.tools.ant.BuildException;
+
+/**
+ * This class implements an ant task to evaluate nashorn scripts
+ * from ant projects.
+ */
+public final class NashornTask extends Task {
+ // Underlying nashorn script engine
+ private final ScriptEngine engine;
+ // the current ant project
+ private Project project;
+ // the script evaluated by this task
+ private String script;
+
+ public NashornTask() {
+ final ScriptEngineManager m = new ScriptEngineManager();
+ this.engine = m.getEngineByName("nashorn");
+ }
+
+ @Override
+ public void setProject(Project proj) {
+ this.project = proj;
+ }
+
+ // set the script to be evaluated
+ public void addText(String text) {
+ this.script = text;
+ }
+
+ @Override
+ public void execute() {
+ // expose project as "project" variable
+ engine.put("project", project);
+ // expose this task as "self" variable
+ engine.put("self", this);
+
+ // evaluate specified script
+ try {
+ engine.eval(script);
+ } catch (final ScriptException se) {
+ throw new BuildException(se);
+ }
+ }
+}