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 edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
15 import org.eclipse.jdt.annotation.NonNull;
16 import org.opendaylight.yangtools.concepts.Immutable;
19 public abstract class UnresolvedNumber extends Number implements Immutable {
20 private static final @NonNull UnresolvedNumber MAX = new UnresolvedNumber() {
21 private static final long serialVersionUID = 1L;
24 public <T extends Number & Comparable<T>> T resolveLength(final Range<? extends T> span) {
25 return resolve(span.upperEndpoint());
29 public <T extends Number & Comparable<T>> T resolveRange(final Range<? extends T> span) {
30 return resolve(span.upperEndpoint());
34 public String toString() {
38 private Object readResolve() {
43 private static final @NonNull UnresolvedNumber MIN = new UnresolvedNumber() {
44 private static final long serialVersionUID = 1L;
47 public <T extends Number & Comparable<T>> T resolveLength(final Range<? extends T> span) {
48 return resolve(span.lowerEndpoint());
52 public <T extends Number & Comparable<T>> T resolveRange(final Range<? extends T> span) {
53 return resolve(span.lowerEndpoint());
57 public String toString() {
61 private Object readResolve() {
66 private static final long serialVersionUID = 1L;
72 public static @NonNull UnresolvedNumber min() {
76 public static @NonNull UnresolvedNumber max() {
81 public final int intValue() {
82 throw new UnsupportedOperationException();
86 public final long longValue() {
87 throw new UnsupportedOperationException();
91 public final float floatValue() {
92 throw new UnsupportedOperationException();
96 public final double doubleValue() {
97 throw new UnsupportedOperationException();
100 @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
101 justification = "https://github.com/spotbugs/spotbugs/issues/811")
102 private static <T extends Number> T resolve(final T number) {
103 checkArgument(!(number instanceof UnresolvedNumber));
107 public abstract <T extends Number & Comparable<T>> @NonNull T resolveLength(Range<? extends T> span);
109 public abstract <T extends Number & Comparable<T>> @NonNull T resolveRange(Range<? extends T> span);
112 public abstract String toString();