: EnumSet.of(IssueLocality.EXTERNAL);

        if (hasAnythingToReport(issuesMap, issueLocalitiesToReport)) {
            logger.warn("");
            logger.warn("Plugin {} validation issues were detected in following plugin(s)", issueLocalitiesToReport);
            logger.warn("");
            for (Map.Entry<String, PluginValidationIssues> entry : issuesMap.entrySet()) {

isInfoEnabled(); public abstract void info(CharSequence); public abstract void info(CharSequence, Throwable); public abstract void info(Throwable); public abstract boolean isWarnEnabled(); public abstract void warn(CharSequence); public abstract void warn(CharSequence, Throwable); public abstract void warn(Throwable); public abstract boolean isErrorEnabled(); public abstract void error(CharSequence); public abstract void error(CharSequence, Throwable); public abstract void error(Throwable); } org/apache/...

        @Override
        public Thread getOwner() {
            return super.getOwner();
        }
    }

    private static void warn(String msg) {
        for (String s : MultilineMessageHelper.format(msg)) {
            LOGGER.warn(s);
        }
    }

    private void doExecute(MavenSession session, MojoExecution mojoExecution, DependencyContext dependencyContext)

            } else {
                logger.warn("Could not locate " + resource + " on classpath, Maven runtime information not available");
            }
        } catch (IOException e) {
            String msg = "Could not parse " + resource + ", Maven runtime information not available";
            if (logger.isDebugEnabled()) {
                logger.warn(msg, e);
            } else {
                logger.warn(msg);

            case RepositoryPolicy.CHECKSUM_POLICY_IGNORE:
                return RepositoryPolicy.CHECKSUM_POLICY_IGNORE;
            case RepositoryPolicy.CHECKSUM_POLICY_WARN:
                return RepositoryPolicy.CHECKSUM_POLICY_WARN;
            default:
                throw new IllegalArgumentException("unknown repository checksum policy: " + artifactRepositoryPolicy);
        }
    }

                    phaseToLifecycleMap.put(phase, lifecycle);
                } else if (logger.isWarnEnabled()) {
                    Lifecycle original = phaseToLifecycleMap.get(phase);
                    logger.warn(
                            "Duplicated lifecycle phase {}. Defined in {} but also in {}",
                            phase,
                            original.getId(),
                            lifecycle.getId());

                long outputFileLastModified =
                        Files.getLastModifiedTime(outputFile).toMillis();
                if (outputFileLastModified > artifactLastModified) {
                    LOGGER.warn(
                            "File '{}' is more recent than the packaged artifact for '{}', "
                                    + "please run a full `mvn package` build",

                                logger.warn("Failed to build parent project for " + project.getId(), e);
                            } else {
                                // Message below is checked for in the MNG-2199 core IT.
                                logger.warn("Failed to build parent project for " + project.getId());
                            }
                        }

                    result.setCanResume(true);
                } catch (BuildResumptionPersistenceException e) {
                    logger.warn("Could not persist build resumption data", e);
                }
            });
        }
    }

    /**
     * Nobody should ever use this method.
     *

    /**
     * @return true if the <b>warn</b> error level is enabled
     */
    boolean isWarnEnabled();

    /**
     * Send a message to the user in the <b>warn</b> error level.
     *
     * @param content
     */
    void warn(CharSequence content);

    /**
     * Send a message (and accompanying exception) to the user in the <b>warn</b> error level.<br>