--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/xml/bind/xjc/8029837/PreParseGrammarTest.java	Tue Jul 22 22:06:52 2014 +0400
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2014, 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.
+ *
+ * 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.
+ */
+
+/*
+ * @test
+ * @bug 8029837
+ * @summary Test simulates the partial call to xjc ant task that fails with
+ *          NullPointer exception
+ * @run main/othervm PreParseGrammarTest
+ */
+
+import com.sun.org.apache.xerces.internal.parsers.XMLGrammarPreparser;
+import com.sun.org.apache.xerces.internal.xni.XNIException;
+import com.sun.org.apache.xerces.internal.xni.grammars.Grammar;
+import com.sun.org.apache.xerces.internal.xni.grammars.XMLGrammarDescription;
+import com.sun.org.apache.xerces.internal.xni.parser.XMLInputSource;
+import java.io.BufferedInputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+
+public class PreParseGrammarTest {
+
+    public static void main(String[] args) throws FileNotFoundException, XNIException, IOException {
+        File xsdf = new File(System.getProperty("test.src", ".") + "/test.xsd");
+        InputStream is = new BufferedInputStream(new FileInputStream(xsdf));
+        XMLInputSource xis = new XMLInputSource(null, null, null, is, null);
+        XMLGrammarPreparser gp = new XMLGrammarPreparser();
+        gp.registerPreparser(XMLGrammarDescription.XML_SCHEMA, null);
+        //The NullPointerException is observed on next call during ant task
+        // execution
+        Grammar res = gp.preparseGrammar(XMLGrammarDescription.XML_SCHEMA, xis);
+        System.out.println("Grammar preparsed successfully:" + res);
+        return;
+    }
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/xml/bind/xjc/8029837/test.xsd	Tue Jul 22 22:06:52 2014 +0400
@@ -0,0 +1,4 @@
+<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">
+	<xsd:element name="root">
+	</xsd:element>
+</xsd:schema>