Sonar Security vulnerabilities fix

Issue-ID: POLICY-1913
Signed-off-by: aditya.puthuparambil <aditya.puthuparambil@est.tech>
Change-Id: Ic86e04776c9300e37134210cd9db5b6d7e6a5a9e

1 files changed, 14 insertions, 17 deletions

diff --git a/model/basic-model/src/main/java/org/onap/policy/apex/model/basicmodel/handling/ApexModelWriter.java b/model/basic-model/src/main/java/org/onap/policy/apex/model/basicmodel/handling/ApexModelWriter.java
index 35c458eaa..8d6c01e4e 100644
--- a/model/basic-model/src/main/java/org/onap/policy/apex/model/basicmodel/handling/ApexModelWriter.java
+++ b/model/basic-model/src/main/java/org/onap/policy/apex/model/basicmodel/handling/ApexModelWriter.java
@@ -1,7 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
- *  Modifications Copyright (C) 2019 Nordix Foundation.
+ *  Modifications Copyright (C) 2019-2020 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -27,6 +27,7 @@ import java.io.Writer;
 import java.util.Set;
 import java.util.TreeSet;
 
+import javax.xml.XMLConstants;
 import javax.xml.bind.JAXBContext;
 import javax.xml.bind.JAXBException;
 import javax.xml.bind.Marshaller;
@@ -53,10 +54,11 @@ import org.w3c.dom.Document;
 /**
  * This class writes an Apex concept to an XML file or JSON file from a Java Apex Concept.
  *
- * @author John Keeney (john.keeney@ericsson.com)
  * @param <C> the type of Apex concept to write, must be a sub class of {@link AxConcept}
+ * @author John Keeney (john.keeney@ericsson.com)
  */
 public class ApexModelWriter<C extends AxConcept> {
+
     private static final String CONCEPT_MAY_NOT_BE_NULL = "concept may not be null";
     private static final String CONCEPT_WRITER_MAY_NOT_BE_NULL = "concept writer may not be null";
     private static final String CONCEPT_STREAM_MAY_NOT_BE_NULL = "concept stream may not be null";
@@ -87,15 +89,13 @@ public class ApexModelWriter<C extends AxConcept> {
         System.setProperty("javax.xml.bind.context.factory", "org.eclipse.persistence.jaxb.JAXBContextFactory");
 
         try {
-            final JAXBContext jaxbContext = JAXBContextFactory.createContext(new Class[]
-                { rootConceptClass }, null);
+            final JAXBContext jaxbContext = JAXBContextFactory.createContext(new Class[]{rootConceptClass}, null);
 
             // Set up the unmarshaller to carry out validation
             marshaller = jaxbContext.createMarshaller();
             marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
             marshaller.setEventHandler(new javax.xml.bind.helpers.DefaultValidationEventHandler());
         } catch (final JAXBException e) {
-            LOGGER.error("JAXB marshaller creation exception", e);
             throw new ApexModelException("JAXB marshaller creation exception", e);
         }
     }
@@ -133,14 +133,12 @@ public class ApexModelWriter<C extends AxConcept> {
                 marshaller.setProperty(MarshallerProperties.MEDIA_TYPE, MediaType.APPLICATION_JSON);
                 marshaller.setProperty(MarshallerProperties.JSON_INCLUDE_ROOT, true);
             } catch (final Exception e) {
-                LOGGER.warn("JAXB error setting marshaller for JSON output", e);
                 throw new ApexModelException("JAXB error setting marshaller for JSON output", e);
             }
         } else {
             try {
                 marshaller.setProperty(MarshallerProperties.MEDIA_TYPE, MediaType.APPLICATION_XML);
             } catch (final Exception e) {
-                LOGGER.warn("JAXB error setting marshaller for XML output", e);
                 throw new ApexModelException("JAXB error setting marshaller for XML output", e);
             }
         }
@@ -149,7 +147,7 @@ public class ApexModelWriter<C extends AxConcept> {
     /**
      * This method validates the Apex concept then writes it into a stream.
      *
-     * @param concept the concept to write
+     * @param concept           the concept to write
      * @param apexConceptStream the stream to write to
      * @throws ApexModelException on validation or writing exceptions
      */
@@ -163,7 +161,7 @@ public class ApexModelWriter<C extends AxConcept> {
     /**
      * This method validates the Apex concept then writes it into a writer.
      *
-     * @param concept the concept to write
+     * @param concept           the concept to write
      * @param apexConceptWriter the writer to write to
      * @throws ApexModelException on validation or writing exceptions
      */
@@ -176,9 +174,9 @@ public class ApexModelWriter<C extends AxConcept> {
             // Validate the concept first
             final AxValidationResult validationResult = concept.validate(new AxValidationResult());
             if (!validationResult.isValid()) {
-                String message = "Apex concept xml (" + concept.getKey().getId() + ") validation failed: "
-                                + validationResult.toString();
-                LOGGER.warn(message);
+                String message =
+                    "Apex concept xml (" + concept.getKey().getId() + ") validation failed: " + validationResult
+                        .toString();
                 throw new ApexModelException(message);
             }
         }
@@ -193,7 +191,7 @@ public class ApexModelWriter<C extends AxConcept> {
     /**
      * This method writes the Apex concept into a writer in XML format.
      *
-     * @param concept the concept to write
+     * @param concept           the concept to write
      * @param apexConceptWriter the writer to write to
      * @throws ApexModelException on validation or writing exceptions
      */
@@ -206,6 +204,7 @@ public class ApexModelWriter<C extends AxConcept> {
             // Write the concept into a DOM document, then transform to add CDATA fields and pretty
             // print, then write out the result
             final DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
+            docBuilderFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
             final Document document = docBuilderFactory.newDocumentBuilder().newDocument();
 
             // Marshal the concept into the empty document.
@@ -215,10 +214,9 @@ public class ApexModelWriter<C extends AxConcept> {
 
             // Convert the cDataFieldSet into a space delimited string
             domTransformer.setOutputProperty(OutputKeys.CDATA_SECTION_ELEMENTS,
-                            cdataFieldSet.toString().replaceAll("[\\[\\]\\,]", " "));
+                cdataFieldSet.toString().replaceAll("[\\[\\]\\,]", " "));
             domTransformer.transform(new DOMSource(document), new StreamResult(apexConceptWriter));
         } catch (JAXBException | TransformerException | ParserConfigurationException e) {
-            LOGGER.warn("Unable to marshal Apex concept to XML", e);
             throw new ApexModelException("Unable to marshal Apex concept to XML", e);
         }
         LOGGER.debug("wrote Apex concept XML");
@@ -243,7 +241,7 @@ public class ApexModelWriter<C extends AxConcept> {
     /**
      * This method writes the Apex concept into a writer in JSON format.
      *
-     * @param concept the concept to write
+     * @param concept           the concept to write
      * @param apexConceptWriter the writer to write to
      * @throws ApexModelException on validation or writing exceptions
      */
@@ -255,7 +253,6 @@ public class ApexModelWriter<C extends AxConcept> {
         try {
             marshaller.marshal(concept, apexConceptWriter);
         } catch (final JAXBException e) {
-            LOGGER.warn("Unable to marshal Apex concept to JSON", e);
             throw new ApexModelException("Unable to marshal Apex concept to JSON", e);
         }
         LOGGER.debug("wrote Apex concept JSON");