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annotate truffle/com.oracle.truffle.api.interop/src/com/oracle/truffle/api/interop/impl/ReadOnlyArrayList.java @ 22505:c81e7280af42

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add @TruffleBoundary to ReadOnlyArrayList#toString
author Andreas Woess <andreas.woess@oracle.com>
date Thu, 17 Dec 2015 15:11:22 +0100
parents fbe1eb7b4172
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
21770
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1 /*
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2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api.interop.impl;
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26
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27 import java.lang.reflect.Array;
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28 import java.util.Collection;
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29 import java.util.Iterator;
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30 import java.util.List;
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31 import java.util.ListIterator;
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32 import java.util.NoSuchElementException;
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33
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34 import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
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35
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36 public final class ReadOnlyArrayList<T> implements List<T> {
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37 private final T[] arr;
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38 private final int first;
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39 private final int last;
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40
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41 private ReadOnlyArrayList(T[] arr, int first, int last) {
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42 this.arr = arr;
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43 this.first = first;
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44 this.last = last;
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45 if (first > last) {
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46 throw new IllegalArgumentException();
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47 }
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48 }
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49
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50 public static <T> List<T> asList(T[] arr, int first, int last) {
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51 return new ReadOnlyArrayList<>(arr, first, last);
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52 }
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53
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54 @Override
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55 public int size() {
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56 return last - first;
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57 }
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58
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59 @Override
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60 public boolean isEmpty() {
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61 return first == last;
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62 }
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63
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64 @Override
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65 public boolean contains(Object o) {
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66 for (int i = first; i < last; i++) {
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67 if (o == arr[i] || (o != null && o.equals(arr[i]))) {
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68 return true;
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69 }
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70 }
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71 return false;
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72 }
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73
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74 @Override
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75 public Iterator<T> iterator() {
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76 return new LI(first);
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77 }
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78
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79 @Override
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80 public Object[] toArray() {
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81 return toArray(new Object[size()]);
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82 }
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83
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84 @Override
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85 @SuppressWarnings("unchecked")
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86 public <A> A[] toArray(A[] b) {
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87 A[] a;
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88 if (b.length < size()) {
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89 a = (A[]) Array.newInstance(b.getClass().getComponentType(), size());
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90 } else {
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91 a = b;
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92 }
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93 for (int i = 0, at = first; at < last; i++, at++) {
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94 a[i] = (A) arr[at];
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95 }
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96 return a;
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97 }
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98
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99 @Override
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100 public boolean add(Object e) {
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101 throw new UnsupportedOperationException();
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102 }
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103
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104 @Override
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105 public boolean remove(Object o) {
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106 throw new UnsupportedOperationException();
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107 }
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108
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109 @Override
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110 public boolean containsAll(Collection<?> c) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
111 for (Object obj : c) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
112 if (!contains(obj)) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
113 return false;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
114 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
115 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
116 return true;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
117 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
118
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
119 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
120 public boolean addAll(Collection<? extends T> c) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
121 throw new UnsupportedOperationException();
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
122 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
123
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
124 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
125 public boolean addAll(int index, Collection<? extends T> c) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
126 throw new UnsupportedOperationException();
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
127 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
128
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
129 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
130 public boolean removeAll(Collection<?> c) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
131 throw new UnsupportedOperationException();
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
132 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
133
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
134 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
135 public boolean retainAll(Collection<?> c) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
136 throw new UnsupportedOperationException();
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
137 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
138
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
139 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
140 public void clear() {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
141 throw new UnsupportedOperationException();
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
142 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
143
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
144 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
145 public T get(int index) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
146 int at = first + index;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
147 T ret = arr[at];
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
148 if (at >= last) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
149 throw new ArrayIndexOutOfBoundsException();
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
150 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
151 return ret;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
152 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
153
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
154 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
155 public T set(int index, Object element) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
156 throw new UnsupportedOperationException();
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
157 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
158
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
159 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
160 public void add(int index, Object element) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
161 throw new UnsupportedOperationException();
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
162 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
163
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
164 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
165 public T remove(int index) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
166 throw new UnsupportedOperationException();
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
167 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
168
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
169 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
170 public int indexOf(Object o) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
171 for (int i = first; i < last; i++) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
172 if (arr[i] == null) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
173 if (o == null) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
174 return i - first;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
175 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
176 } else {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
177 if (arr[i].equals(o)) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
178 return i - first;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
179 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
180 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
181 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
182 return -1;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
183 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
184
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
185 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
186 public int lastIndexOf(Object o) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
187 for (int i = last - 1; i >= first; i--) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
188 if (arr[i] == null) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
189 if (o == null) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
190 return i - first;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
191 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
192 } else {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
193 if (arr[i].equals(o)) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
194 return i - first;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
195 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
196 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
197 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
198 return -1;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
199 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
200
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
201 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
202 public ListIterator<T> listIterator() {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
203 return new LI(first);
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
204 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
205
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
206 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
207 public ListIterator<T> listIterator(int index) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
208 return new LI(first + index);
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
209 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
210
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
211 @Override
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
212 public List<T> subList(int fromIndex, int toIndex) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
213 return new ReadOnlyArrayList<>(arr, first + fromIndex, first + toIndex);
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
214 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
215
22505
c81e7280af42 add @TruffleBoundary to ReadOnlyArrayList#toString
Andreas Woess <andreas.woess@oracle.com>
parents: 22500
diff changeset
216 @TruffleBoundary
22500
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
217 @Override
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
218 public String toString() {
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
219 Iterator<T> it = iterator();
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
220 if (!it.hasNext()) {
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
221 return "[]";
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
222 }
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
223
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
224 StringBuilder sb = new StringBuilder();
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
225 sb.append('[');
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
226 for (;;) {
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
227 T e = it.next();
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
228 sb.append(e == this ? "(this Collection)" : e);
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
229 if (!it.hasNext()) {
fbe1eb7b4172 Providing compatible implementation of List.toString
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
230 return sb.append(']').toString();
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231 }
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232 sb.append(',').append(' ');
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233 }
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234 }
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235
21770
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236 private final class LI implements ListIterator<T>, Iterator<T> {
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237 private int index;
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238
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239 public LI(int index) {
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240 this.index = index;
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241 }
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242
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243 @Override
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244 public boolean hasNext() {
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245 return index < last;
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246 }
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247
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248 @Override
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249 public T next() {
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250 if (index >= last) {
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251 throw new NoSuchElementException();
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252 }
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253 return arr[index++];
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254 }
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255
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256 @Override
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257 public boolean hasPrevious() {
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258 return index > first;
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259 }
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260
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261 @Override
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262 public T previous() {
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263 if (first == index) {
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264 throw new NoSuchElementException();
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265 }
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266 return arr[--index];
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267 }
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268
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269 @Override
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270 public int nextIndex() {
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271 return index - first;
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272 }
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273
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274 @Override
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275 public int previousIndex() {
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276 return index - 1 - first;
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277 }
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278
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279 @Override
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280 public void remove() {
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281 throw new UnsupportedOperationException();
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282 }
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283
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284 @Override
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285 public void set(Object e) {
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286 throw new UnsupportedOperationException();
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287 }
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288
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289 @Override
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290 public void add(Object e) {
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291 throw new UnsupportedOperationException();
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292 }
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293
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294 }
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295 }