--- a/jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/impl/XMLDTDScannerImpl.java	Wed Apr 01 16:01:10 2015 +0300
+++ b/jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/impl/XMLDTDScannerImpl.java	Wed Apr 01 17:07:50 2015 +0300
@@ -1417,7 +1417,7 @@
             // AttValue
             boolean isVC = !fStandalone  &&  (fSeenExternalDTD || fSeenExternalPE) ;
             scanAttributeValue(defaultVal, nonNormalizedDefaultVal, atName,
-            fAttributes, 0, isVC);
+            fAttributes, 0, isVC, elName);
         }
         return defaultType;
 

--- a/jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/impl/XMLDocumentFragmentScannerImpl.java	Wed Apr 01 16:01:10 2015 +0300
+++ b/jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/impl/XMLDocumentFragmentScannerImpl.java	Wed Apr 01 17:07:50 2015 +0300
@@ -1547,7 +1547,7 @@
 
         scanAttributeValue(tmpStr, fTempString2,
                 fAttributeQName.rawname, attributes,
-                attIndex, isVC);
+                attIndex, isVC, fCurrentElement.rawname);
 
         // content
         int oldLen = attributes.getLength();

--- a/jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/impl/XMLNSDocumentScannerImpl.java	Wed Apr 01 16:01:10 2015 +0300
+++ b/jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/impl/XMLNSDocumentScannerImpl.java	Wed Apr 01 17:07:50 2015 +0300
@@ -437,7 +437,7 @@
         XMLString tmpStr = getString();
         scanAttributeValue(tmpStr, fTempString2,
                 fAttributeQName.rawname, attributes,
-                attrIndex, isVC);
+                attrIndex, isVC, fCurrentElement.rawname);
 
         String value = null;
         //fTempString.toString();

--- a/jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/impl/XMLScanner.java	Wed Apr 01 16:01:10 2015 +0300
+++ b/jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/impl/XMLScanner.java	Wed Apr 01 17:07:50 2015 +0300
@@ -811,6 +811,7 @@
      * @param attrIndex The index of the attribute to use from the list.
      * @param checkEntities true if undeclared entities should be reported as VC violation,
      *                      false if undeclared entities should be reported as WFC violation.
+     * @param eleName The name of element to which this attribute belongs.
      *
      * <strong>Note:</strong> This method uses fStringBuffer2, anything in it
      * at the time of calling is lost.
@@ -819,13 +820,13 @@
             XMLString nonNormalizedValue,
             String atName,
             XMLAttributes attributes, int attrIndex,
-            boolean checkEntities)
+            boolean checkEntities, String eleName)
             throws IOException, XNIException {
         XMLStringBuffer stringBuffer = null;
         // quote
         int quote = fEntityScanner.peekChar();
         if (quote != '\'' && quote != '"') {
-            reportFatalError("OpenQuoteExpected", new Object[]{atName});
+            reportFatalError("OpenQuoteExpected", new Object[]{eleName, atName});
         }
 
         fEntityScanner.scanChar();
@@ -951,7 +952,7 @@
                     }
                 } else if (c == '<') {
                     reportFatalError("LessthanInAttValue",
-                            new Object[] { null, atName });
+                            new Object[] { eleName, atName });
                             fEntityScanner.scanChar();
                             if (entityDepth == fEntityDepth && fNeedNonNormalizedValue) {
                                 fStringBuffer2.append((char)c);
@@ -987,7 +988,7 @@
                     }
                 } else if (c != -1 && isInvalidLiteral(c)) {
                     reportFatalError("InvalidCharInAttValue",
-                            new Object[] {Integer.toString(c, 16)});
+                            new Object[] {eleName, atName, Integer.toString(c, 16)});
                             fEntityScanner.scanChar();
                             if (entityDepth == fEntityDepth && fNeedNonNormalizedValue) {
                                 fStringBuffer2.append((char)c);
@@ -1016,7 +1017,7 @@
         // quote
         int cquote = fEntityScanner.scanChar();
         if (cquote != quote) {
-            reportFatalError("CloseQuoteExpected", new Object[]{atName});
+            reportFatalError("CloseQuoteExpected", new Object[]{eleName, atName});
         }
     } // scanAttributeValue()
 

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jaxp/test/javax/xml/jaxp/unittest/javax/xml/parsers/Bug8073385.java	Wed Apr 01 17:07:50 2015 +0300
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+package javax.xml.parsers;
+
+import java.io.StringReader;
+import java.util.Locale;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.DocumentBuilder;
+import org.xml.sax.SAXException;
+import org.xml.sax.InputSource;
+
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.DataProvider;
+import org.testng.annotations.Test;
+import static org.testng.Assert.assertTrue;
+
+/**
+ * @bug 8073385
+ * @summary test that invalid XML character exception string contains
+ *     information about character value, element and attribute names
+ */
+public class Bug8073385 {
+
+    private Locale defLoc;
+
+    @BeforeClass
+    private void setup() {
+        defLoc = Locale.getDefault();
+        Locale.setDefault(Locale.ENGLISH);
+    }
+
+    @AfterClass
+    private void cleanup() {
+        Locale.setDefault(defLoc);
+    }
+
+    @DataProvider(name = "illegalCharactersData")
+    public static Object[][] illegalCharactersData() {
+        return new Object[][]{
+            {0x00},
+            {0xFFFE},
+            {0xFFFF}
+        };
+    }
+
+    @Test(dataProvider = "illegalCharactersData")
+    public void test(int character) throws Exception {
+        // Construct the XML document as a String
+        int[] cps = new int[]{character};
+        String txt = new String(cps, 0, cps.length);
+        String inxml = "<topElement attTest=\'" + txt + "\'/>";
+        String exceptionText = "NO EXCEPTION OBSERVED";
+        String hexString = "0x" + Integer.toHexString(character);
+
+        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
+        dbf.setNamespaceAware(true);
+        dbf.setValidating(false);
+        DocumentBuilder db = dbf.newDocumentBuilder();
+        InputSource isrc = new InputSource(new StringReader(inxml));
+
+        try {
+            db.parse(isrc);
+        } catch (SAXException e) {
+            exceptionText = e.toString();
+        }
+        System.out.println("Got Exception:" + exceptionText);
+        assertTrue(exceptionText.contains("attribute \"attTest\""));
+        assertTrue(exceptionText.contains("element is \"topElement\""));
+        assertTrue(exceptionText.contains("Unicode: " + hexString));
+    }
+}