return new UpgradeResult(mergedProcessed, mergedModified, mergedErrors);
    }

    /**
     * Returns true if no errors occurred.
     */
    public boolean success() {
        return errorPoms.isEmpty();
    }

    /**
     * Returns the number of POMs processed.
     */
    public int processedCount() {
        return processedPoms.size();
    }

    /**
     * Returns the number of POMs modified.

            try {
                context.doCloseContainer();
            } catch (Exception e) {
                exceptions.add(e);
            }
        }
        if (!exceptions.isEmpty()) {
            InvokerException exception = new InvokerException("Could not cleanly shut down context pool");
            exceptions.forEach(exception::addSuppressed);
            throw exception;
        }
    }

        assertEquals("", myConfig.prefix());
        assertEquals("myConfig", myConfig.name());
        String config = node.toString();
        assertFalse(config.isEmpty(), "Expected collection to not be empty but was empty");
    }

    String toXml(Model model) throws IOException, XMLStreamException {
        StringWriter sw = new StringWriter();

        this.blockTableRenderer = blockTableRenderer;
    }

    public void renderTo(ClassExtensionDoc extension, Element parent) {
        if (extension.getExtensionBlocks().isEmpty()) {
            return;
        }

        Document document = parent.getOwnerDocument();

        Element section = document.createElement("section");
        parent.appendChild(section);

     * @param localeStr
     *            A string representing the locale
     * @return {@link Locale}
     */
    public static Locale getLocale(final String localeStr) {
        if (localeStr == null || localeStr.isEmpty()) {
            return LocaleUtil.getDefault();
        }

        // Use Java's built-in locale parsing which handles various formats
        // including language, language_country, and language_country_variant

  @CollectionSize.Require(ONE)
  public void testValuesIteratorRemove() {
    Iterator<V> valuesItr = multimap().values().iterator();
    valuesItr.next();
    valuesItr.remove();
    assertTrue(multimap().isEmpty());
  }

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testClear() {
    collection.clear();
    assertTrue("After clear(), a collection should be empty.", collection.isEmpty());
    assertEquals(0, collection.size());
    assertFalse(collection.iterator().hasNext());
  }

  @CollectionFeature.Require(absent = SUPPORTS_REMOVE)
  @CollectionSize.Require(absent = ZERO)

        return getGroupId()
                + ':'
                + getArtifactId()
                + ':'
                + getExtension()
                + ':'
                + c
                + (c.isEmpty() ? "" : ":")
                + getVersionConstraint();
    }

    // -------------------------------------------------------------------------------------------
    public MetadataTreeNode getClasspathAsTree() throws MetadataResolutionException {
        if (classpath == null || classpath.isEmpty()) {
            return null;
        }

        MetadataTreeNode tree = null;
        MetadataTreeNode parent = null;

        for (ArtifactMetadata md : classpath) {

        System.out.println("Project " + project1.getId() + " " + project1);
        Set set = project1.getArtifacts();
        assertNotNull(set, "No artifacts");
        assertFalse(set.isEmpty(), "No Artifacts");
        Iterator iter = set.iterator();
        assertTrue(set.size() == 4, "Set size should be 4, is " + set.size());

        while (iter.hasNext()) {