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.util;
10 import com.google.common.annotations.Beta;
11 import com.google.common.base.Preconditions;
12 import java.util.List;
13 import org.opendaylight.yangtools.concepts.Immutable;
14 import org.opendaylight.yangtools.yang.model.api.type.LengthConstraint;
15 import org.opendaylight.yangtools.yang.model.api.type.RangeConstraint;
18 public abstract class UnresolvedNumber extends Number implements Immutable {
19 private static final long serialVersionUID = 1L;
20 private static final UnresolvedNumber MAX = new UnresolvedNumber() {
21 private static final long serialVersionUID = 1L;
24 public Number resolveLength(final List<LengthConstraint> constraints) {
25 return resolve(constraints.get(constraints.size() - 1).getMax());
29 public Number resolveRange(final List<RangeConstraint> constraints) {
30 return resolve(constraints.get(constraints.size() - 1).getMax());
34 public String toString() {
38 private Object readResolve() {
42 private static final UnresolvedNumber MIN = new UnresolvedNumber() {
43 private static final long serialVersionUID = 1L;
46 public Number resolveLength(final List<LengthConstraint> constraints) {
47 return resolve(constraints.get(0).getMin());
51 public Number resolveRange(final List<RangeConstraint> constraints) {
52 return resolve(constraints.get(0).getMin());
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 final static Number resolve(final Number number) {
94 Preconditions.checkArgument(!(number instanceof UnresolvedNumber));
98 public abstract Number resolveLength(List<LengthConstraint> constraints);
99 public abstract Number resolveRange(List<RangeConstraint> constraints);
102 public abstract String toString();