synchronized class TypeFormat { private static final char[] DIGITS; private static final int[] INT_POW_10; private static final long[] LONG_POW_10; private static final double LOG_10; private static final float FLOAT_RELATIVE_ERROR; private static final double DOUBLE_RELATIVE_ERROR; private static String[] LEADING_ZEROS; private static final double[] DOUBLE_POW_10; private void TypeFormat(); public static int indexOf(CharSequence, CharSequence, int); public static boolean parseBoolean(CharSequence);...

        return model;
    }

    /**
     * Returns the project corresponding to a declared parent.
     *
     * @return the parent, or null if no parent is declared or there was an error building it
     */
    public MavenProject getParent() {
        return parent;
    }

    public void setParent(MavenProject parent) {
        this.parent = parent;
    }

        <field>
          <name>sendOnError</name>
          <version>4.0.0+</version>
          <defaultValue>true</defaultValue>
          <type>boolean</type>
          <description>Whether to send notifications on error.</description>
        </field>
        <field>
          <name>sendOnFailure</name>
          <version>4.0.0+</version>
          <defaultValue>true</defaultValue>
          <type>boolean</type>

        descriptor.setArtifactId("maven-it-plugin");
        descriptor.setVersion("0.1");
        List<String> errors = new ArrayList<>();
        mavenPluginValidator.validate(plugin, descriptor, errors);
        assertTrue(errors.isEmpty());
    }

    @Test
    void testInvalidGroupId() {
        Artifact plugin = new DefaultArtifact(
                "org.apache.maven.its.plugins",

        if (!pluginArtifact.getGroupId().equals(pluginDescriptor.getGroupId())) {
            errors.add("Plugin's descriptor contains the wrong group ID: " + pluginDescriptor.getGroupId());
        }

        if (!pluginArtifact.getArtifactId().equals(pluginDescriptor.getArtifactId())) {

 * <ul>
 *   <li>missing metadata</li>
 *   <li>version range violations</li>
 *   <li>version circular dependencies</li>
 *   <li>missing artifacts</li>
 *   <li>network/transfer errors</li>
 *   <li>file system errors: permissions</li>
 * </ul>
 *
 * TODO carlos: all these possible has*Exceptions and get*Exceptions methods make the clients too

                                    e.getModelId(), e.getMessage(), pomFile != null ? pomFile.toFile() : null, e);
                        }
                        // validation error, continue project building and delay failing to help IDEs
                        error = e;
                    }

                    modelProblems = result.getProblems();

                    initProject(project, Collections.emptyMap(), result);

                a = factory.createBuildArtifact("org.apache.maven", "h", "1.0", "jar");
                dependencies.add(a);
            } catch (Exception e) {
                throw new ArtifactMetadataRetrievalException("Error retrieving metadata", e, a);
            }
        }

        if ("i".equals(artifact.getArtifactId())) {
            Artifact a = null;
            try {

    }

    /**
     * Append message content in error style.
     * By default, bold red
     *
     * @param message the message to append
     * @return the current builder
     */
    @Nonnull
    default MessageBuilder error(Object message) {
        return style(".error:-bold,f:red", message);
    }

    /**
     * Append message content in success style.

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven;

/**
 * Signals an internal error in Maven itself, e.g. a programming bug.
 *
 */
public class InternalErrorException extends MavenExecutionException {

    public InternalErrorException(String message, Throwable cause) {
        super(message, cause);