diff --git a/utils/misc/src/main/java/org/onlab/util/XmlString.java b/utils/misc/src/main/java/org/onlab/util/XmlString.java
new file mode 100644
index 0000000..9ffc0e2
--- /dev/null
+++ b/utils/misc/src/main/java/org/onlab/util/XmlString.java
@@ -0,0 +1,127 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed 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.onlab.util;
+
+import java.io.IOException;
+import java.io.StringWriter;
+
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.transform.OutputKeys;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
+import javax.xml.xpath.XPath;
+import javax.xml.xpath.XPathConstants;
+import javax.xml.xpath.XPathFactory;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.xml.sax.InputSource;
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
+import com.google.common.io.CharSource;
+
+/**
+ * PrettyPrinted XML String.
+ */
+public class XmlString implements CharSequence {
+
+    private static final Logger log = LoggerFactory.getLogger(XmlString.class);
+
+    private final Supplier<String> prettyString;
+
+
+    /**
+     * Prettifies given XML String.
+     *
+     * @param xml input XML
+     * @return prettified input or input itself is input is not well-formed
+     */
+    public static CharSequence prettifyXml(CharSequence xml) {
+        return new XmlString(CharSource.wrap(xml));
+    }
+
+    XmlString(CharSource inputXml) {
+        prettyString = Suppliers.memoize(() -> prettyPrintXml(inputXml));
+    }
+
+    private String prettyPrintXml(CharSource inputXml) {
+        try {
+            Document document = DocumentBuilderFactory.newInstance()
+                    .newDocumentBuilder()
+                    .parse(new InputSource(inputXml.openStream()));
+
+            document.normalize();
+
+            XPath xPath = XPathFactory.newInstance().newXPath();
+            NodeList nodeList = (NodeList) xPath.evaluate("//text()[normalize-space()='']",
+                                                          document,
+                                                          XPathConstants.NODESET);
+
+            for (int i = 0; i < nodeList.getLength(); ++i) {
+                Node node = nodeList.item(i);
+                node.getParentNode().removeChild(node);
+            }
+
+            // Setup pretty print options
+            Transformer t = TransformerFactory.newInstance().newTransformer();
+            t.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
+            t.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
+            t.setOutputProperty(OutputKeys.INDENT, "yes");
+            t.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
+
+            // Return pretty print xml string
+            StringWriter strWriter = new StringWriter();
+            t.transform(new DOMSource(document), new StreamResult(strWriter));
+            return strWriter.toString();
+        } catch (Exception e) {
+            log.warn("Pretty printing failed", e);
+            try {
+                String rawInput = inputXml.read();
+                log.debug("  failed input: \n{}", rawInput);
+                return rawInput;
+            } catch (IOException e1) {
+                log.error("Failed to read from input", e1);
+                return inputXml.toString();
+            }
+        }
+    }
+
+    @Override
+    public int length() {
+        return toString().length();
+    }
+
+    @Override
+    public char charAt(int index) {
+        return toString().charAt(index);
+    }
+
+    @Override
+    public CharSequence subSequence(int start, int end) {
+        return toString().subSequence(start, end);
+    }
+
+    @Override
+    public String toString() {
+        return prettyString.get();
+    }
+
+}
diff --git a/utils/misc/src/test/java/org/onlab/util/XmlStringTest.java b/utils/misc/src/test/java/org/onlab/util/XmlStringTest.java
new file mode 100644
index 0000000..b09c44d
--- /dev/null
+++ b/utils/misc/src/test/java/org/onlab/util/XmlStringTest.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed 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.onlab.util;
+
+import static org.junit.Assert.*;
+
+import org.junit.Test;
+
+public class XmlStringTest {
+
+    @Test
+    public void testToString() {
+        String input = "<root>   <a some='foo '/><b attr='4' ><c>42</c></b></root>";
+        CharSequence xml = XmlString.prettifyXml(input);
+        String expected = "<root>\n"
+                        + "  <a some=\"foo \"/>\n"
+                        + "  <b attr=\"4\">\n"
+                        + "    <c>42</c>\n"
+                        + "  </b>\n"
+                        + "</root>\n";
+        assertEquals(expected, xml.toString());
+    }
+
+    @Test
+    public void illFormed() {
+        String input = "<root>   <a some='foo '/>";
+
+        assertEquals(input, XmlString.prettifyXml(input).toString());
+    }
+
+}