2 * Copyright (c) 2015 Pantheon Technologies s.r.o. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.yangtools.yang.model.api.stmt;
10 import static com.google.common.base.Preconditions.checkArgument;
12 import com.google.common.annotations.Beta;
13 import com.google.common.collect.Range;
14 import org.opendaylight.yangtools.concepts.Immutable;
17 public abstract class UnresolvedNumber extends Number implements Immutable {
18 private static final long serialVersionUID = 1L;
19 private static final UnresolvedNumber MAX = new UnresolvedNumber() {
20 private static final long serialVersionUID = 1L;
23 public <T extends Number & Comparable<T>> T resolveLength(final Range<? extends T> span) {
24 return resolve(span.upperEndpoint());
28 public <T extends Number & Comparable<T>> T resolveRange(final Range<? extends T> span) {
29 return resolve(span.upperEndpoint());
33 public String toString() {
37 private Object readResolve() {
42 private static final UnresolvedNumber MIN = new UnresolvedNumber() {
43 private static final long serialVersionUID = 1L;
46 public <T extends Number & Comparable<T>> T resolveLength(final Range<? extends T> span) {
47 return resolve(span.lowerEndpoint());
51 public <T extends Number & Comparable<T>> T resolveRange(final Range<? extends T> span) {
52 return resolve(span.lowerEndpoint());
56 public String toString() {
60 private Object readResolve() {
65 public static UnresolvedNumber min() {
69 public static UnresolvedNumber max() {
74 public final int intValue() {
75 throw new UnsupportedOperationException();
79 public final long longValue() {
80 throw new UnsupportedOperationException();
84 public final float floatValue() {
85 throw new UnsupportedOperationException();
89 public final double doubleValue() {
90 throw new UnsupportedOperationException();
93 private static <T extends Number> T resolve(final T number) {
94 checkArgument(!(number instanceof UnresolvedNumber));
98 public abstract <T extends Number & Comparable<T>> T resolveLength(Range<? extends T> span);
100 public abstract <T extends Number & Comparable<T>> T resolveRange(Range<? extends T> span);
103 public abstract String toString();