public abstract void info(String, Throwable); public abstract boolean isInfoEnabled(); public abstract void warn(String); public abstract void warn(String, Throwable); public abstract boolean isWarnEnabled(); public abstract void error(String); public abstract void error(String, Throwable); public abstract boolean isErrorEnabled(); public abstract void fatalError(String); public abstract void fatalError(String, Throwable); public abstract boolean isFatalErrorEnabled(); public abstract Logger getChildLogger(String);...

     */
    @Nonnull
    List<ModelProblem> getProblems();

    /**
     * Creates a human readable representation of these errors.
     */
    String toString();

        } catch (ExpressionEvaluationException e) {
            // not important
            // will be reported during Mojo fields populate
        }

        // fallback - in case of error in expressionEvaluator
        return false;
    }

    @Override
    public final void validate(
            MavenSession mavenSession,
            MojoDescriptor mojoDescriptor,
            Class<?> mojoClass,

public abstract void info(String, Throwable); public abstract boolean isInfoEnabled(); public abstract void warn(String); public abstract void warn(String, Throwable); public abstract boolean isWarnEnabled(); public abstract void error(String); public abstract void error(String, Throwable); public abstract boolean isErrorEnabled(); public abstract void fatalError(String); public abstract void fatalError(String, Throwable); public abstract boolean isFatalErrorEnabled(); public abstract Logger getChildLogger(String);...

 * that exhibits the problem.
 *
 */
public interface Problem {

    /**
     * The different severity levels for a problem, in decreasing order.
     */
    enum Severity {
        FATAL, //
        ERROR, //
        WARNING //
    }

    /**
     * Gets the hint about the source of the problem. While the syntax of this hint is unspecified and depends on the

     * @param path path to the JAR file or output directory of the dependency
     * @return where to place the dependency, or an empty value if the placement cannot be determined
     * @throws IOException if an error occurred while reading module information
     */
    Optional<PathType> selectPathType(Set<PathType> types, Predicate<PathType> filter, Path path) throws IOException {
        PathType selected = null;

        try {
            updateRepositoryMetadata(localRepository, remoteRepository);
        } catch (IOException | XMLStreamException e) {
            throw new RepositoryMetadataStoreException("Error updating group repository metadata", e);
        }
    }

    protected void updateRepositoryMetadata(ArtifactRepository localRepository, ArtifactRepository remoteRepository)

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);...

                + "(" + result.getPomFile() + ") has "
                + children.size() + " error" + (children.size() == 1 ? "" : "s");

        return new ExceptionSummary(null, message, null, children);
    }

    private ExceptionSummary handle(ModelProblem problem, String projectId) {
        if (ModelProblem.Severity.ERROR.compareTo(problem.getSeverity()) >= 0) {
            String message = problem.getMessage();

                result.getProject().getModel().getPomFile().getAbsoluteFile());
        int errors = 0;
        for (ModelProblem p : result.getProblems()) {
            if (p.getSeverity() == ModelProblem.Severity.ERROR) {
                errors++;
            }
        }
        assertEquals(0, errors);
    }

    @Test
    void testLocationTrackingResolution() throws Exception {