reference = MojoExecutionException.class.getSimpleName();

                Throwable cause = exception.getCause();
                if (cause instanceof IOException) {
                    cause = cause.getCause();
                    if (cause instanceof ConnectException) {
                        reference = ConnectException.class.getSimpleName();
                    }
                }

    }

    public ContainerNotAvailableException(final String componentName, final Throwable cause) {
        super(componentName + " is not available.", cause);
        this.componentName = componentName;
    }

    public ContainerNotAvailableException(final Throwable cause) {
        super("Container is not avaiable.");
        this.componentName = "container";
    }

     * @param column The one-based index of the column containing the problem or {@code -1} if unknown.
     * @param cause The cause of the problem, may be {@code null}.
     */
    void add(SettingsProblem.Severity severity, String message, int line, int column, Exception cause);

        }
        for (Throwable se : t.getSuppressed()) {
            writeThrowable(se, stream, "Suppressed", prefix + "    ");
        }
        Throwable cause = t.getCause();
        if (cause != null && t != cause) {
            writeThrowable(cause, stream, "Caused by", prefix);
        }
    }

    private void writeThrowable(Throwable t, PrintStream stream, String caption, String prefix) {

     * @param argTypes
     *            引数型の並び
     * @param cause
     *            原因となった例外
     */
    public NoSuchMethodRuntimeException(final Class<?> targetClass, final String methodName, final Class<?>[] argTypes,
            final Throwable cause) {
        super("ECL0057", asArray(targetClass.getName(), MethodUtil.getSignature(methodName, argTypes)), cause);
        this.targetClass = targetClass;

    public ArtifactTransferFailedException(final String message) {
        super(message);
    }

    public ArtifactTransferFailedException(final String message, final Throwable cause) {
        super(message, cause);
    }

 * 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);
    }

@Experimental
public class DependencyResolverException extends MavenException {

    private static final long serialVersionUID = 1101171569179057614L;

    public DependencyResolverException(String message, Throwable cause) {
        super(message, cause);
    }

/**
 * @since 4.0.0
 */
@Experimental
@Consumer
public class VersionRangeResolverException extends MavenException {
    public VersionRangeResolverException(String message, Throwable cause) {
        super(message, cause);
    }

/**
 * @since 4.0.0
 */
@Experimental
@Consumer
public class VersionResolverException extends MavenException {
    public VersionResolverException(String message, Throwable cause) {
        super(message, cause);
    }