private static final String JAVA_SRC_DIR_PATH = 'src/main/java'

    def "compiler warnings emitted from compilation task are grouped"() {
        given:
        def javaSourceFile = file("$JAVA_SRC_DIR_PATH/MyClass.java")
        def expectedOutput = "${javaSourceFile.absolutePath}:4: warning: [deprecation] Legacy in unnamed package has been deprecated"

        buildFile << """
            apply plugin: 'java'

		if len(results) != 0 {
			warnings = append(warnings, v1.ExpressionWarning{
				FieldRef: fieldRef.Index(i).Child("expression").String(),
				Warning:  results.String(),
			})
		}
		// Note that MessageExpression is optional
		if v.MessageExpression == "" {
			continue
		}
		results = c.CheckExpression(ctx, v.MessageExpression)
		if len(results) != 0 {
			warnings = append(warnings, v1.ExpressionWarning{

		// Could not probe the kernel version
		return false
	}

	if currentKernel == 0 {
		// We could not get any valid value return false
		return false
	}

	// legacy linux indicator for printing warnings
	// about older Linux kernels and Go runtime.
	return currentKernel < kernel.Version(4, 0, 0)
}

func setMaxResources(ctx serverCtxt) (err error) {
	// Set the Go runtime max threads threshold to 90% of kernel setting.

`-S` or `--full-stacktrace`::
The full stacktraces are printed out. This option renders stacktraces for deprecation warnings.

<No stacktrace options>::

				fo := fileWithAnnotations{file: f, origin: idx, pid: pid}
				v.elements = append(v.elements, fo)
				mm[tag] = v
			} else {
				if warn {
					warning("skipping orphaned counter file: %s", f)
				}
			}
		}
	}
	if len(mm) == 0 {
		if warn {
			warning("no coverage data files found")
		}
		return nil
	}
	pods := make([]Pod, 0, len(mm))
	for _, p := range mm {

            assertThat("Has errors", richReport.errors.map { it.message }, CoreMatchers.equalTo(errors.toList()))
        }

        fun assertHasWarnings(vararg warnings: String) {
            assertThat("Has warnings", richReport.warnings.map { it.message }, CoreMatchers.equalTo(warnings.toList()))
        }

        fun assertHasInformation(vararg information: String) {

        Stream<String> messages = ValidationProblemSerialization.toPlainMessage(problems).sorted();
        if (problems.isEmpty()) {
            getLogger().info("Plugin validation finished without warnings.");
        } else {
            if (getFailOnWarning().get() || problems.stream().anyMatch(problem -> problem.getDefinition().getSeverity() == ERROR)) {
                if (getIgnoreFailures().get()) {

    }

    /**
     * Tells whether to log warning messages. The default is {@code true}.
     */
    @Console
    public boolean isWarnings() {
        return warnings;
    }

    /**
     * Sets whether to log warning messages. The default is {@code true}.
     */
    public void setWarnings(boolean warnings) {
        this.warnings = warnings;
    }

    /**

	if *verbflag >= vlevel {
		fmt.Printf(s, a...)
		fmt.Printf("\n")
	}
}

func warn(s string, a ...interface{}) {
	fmt.Fprintf(os.Stderr, "warning: ")
	fmt.Fprintf(os.Stderr, s, a...)
	fmt.Fprintf(os.Stderr, "\n")
	if *hwflag {
		panic("unexpected warning")
	}
}

func fatal(s string, a ...interface{}) {
	fmt.Fprintf(os.Stderr, "error: ")
	fmt.Fprintf(os.Stderr, s, a...)
	fmt.Fprintf(os.Stderr, "\n")

		reportValidationFailed(request, reason, isDryRun)
		return toAdmissionResponse(err)
	}

	reportValidationPass(request)
	return &kube.AdmissionResponse{Allowed: true, Warnings: toKubeWarnings(warnings)}
}

func toKubeWarnings(warn validation.Warning) []string {
	if warn == nil {
		return nil
	}
	me, ok := warn.(*multierror.Error)
	if ok {
		res := []string{}
		for _, e := range me.Errors {