for (String parentId : parentIds) {
                    message.append(parentId).append(" -> ");
                }
                message.append(parentData.id());

                problems.add(Severity.FATAL, ModelProblem.Version.BASE, message.toString());

                throw problems.newModelBuilderException();
            } else {
                currentData = parentData;
            }
        }

                    e,
                    "Non-parseable toolchains " + toolchainsSource.getLocation() + ": " + e.getMessage(),
                    BuilderProblem.Severity.FATAL));
            return PersistedToolchains.newInstance();
        } catch (IOException e) {
            problems.add(new DefaultBuilderProblem(
                    toolchainsSource.getLocation(),
                    -1,

                    loc != null ? loc.getColumnNumber() : -1,
                    e,
                    "Non-parseable settings " + settingsSource.getLocation() + ": " + e.getMessage(),
                    BuilderProblem.Severity.FATAL));
            return Settings.newInstance();
        } catch (IOException e) {
            problems.add(new DefaultBuilderProblem(
                    settingsSource.getLocation(),
                    -1,

        } catch (Graph.CycleDetectedException e) {
            problems.add(new DefaultModelProblem(
                    "Cycle detected between models at " + from + " and " + p,
                    ModelProblem.Severity.FATAL,
                    null,
                    null,
                    0,
                    0,
                    null,
                    e));
            return false;
        }
    }

 * 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

        }
    }

    public boolean hasFatalErrors() {
        return severities.contains(ModelProblem.Severity.FATAL);
    }

    public boolean hasErrors() {
        return severities.contains(ModelProblem.Severity.ERROR) || severities.contains(ModelProblem.Severity.FATAL);
    }

    @Override
    public List<ModelProblem> getProblems() {
        return problems;
    }

public void Jdk14Logger(String); private void log(java.util.logging.Level, String, Throwable); public void debug(Object); public void debug(Object, Throwable); public void error(Object); public void error(Object, Throwable); public void fatal(Object); public void fatal(Object, Throwable); public java.util.logging.Logger getLogger(); public void info(Object); public void info(Object, Throwable); public boolean isDebugEnabled(); public boolean isErrorEnabled(); public boolean isFatalEnabled(); public...

        if (parent != null) {
            validateStringNotEmpty(
                    "parent.groupId", problems, Severity.FATAL, Version.BASE, parent.getGroupId(), parent);

            validateStringNotEmpty(
                    "parent.artifactId", problems, Severity.FATAL, Version.BASE, parent.getArtifactId(), parent);

    int LOGGING_LEVEL_INFO = Logger.LEVEL_INFO;

    int LOGGING_LEVEL_WARN = Logger.LEVEL_WARN;

    int LOGGING_LEVEL_ERROR = Logger.LEVEL_ERROR;

    int LOGGING_LEVEL_FATAL = Logger.LEVEL_FATAL;

    int LOGGING_LEVEL_DISABLED = Logger.LEVEL_DISABLED;

    // ----------------------------------------------------------------------
    // Reactor Failure Mode

void debug(Object, Throwable); public void info(Object); public void info(Object, Throwable); public void warn(Object); public void warn(Object, Throwable); public void error(Object); public void error(Object, Throwable); public void fatal(Object); public void fatal(Object, Throwable); public org.apache.log4j.Category getCategory(); public boolean isDebugEnabled(); public boolean isErrorEnabled(); public boolean isFatalEnabled(); public boolean isInfoEnabled(); public boolean isTraceEnabled(); public...