1 /*
2 * Copyright (c) 2007, 2017, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
139 return -1;
140 }
141 if (len > avail) {
142 int rlen = stream.read(b, offset, (int)avail);
143 if (rlen != -1)
144 filepointer += rlen;
145 avail = 0;
146 return rlen;
147 } else {
148 int ret = stream.read(b, offset, len);
149 if (ret == -1) {
150 avail = 0;
151 return -1;
152 }
153 avail -= ret;
154 filepointer += ret;
155 return ret;
156 }
157 }
158
159 public void readFully(byte b[]) throws IOException {
160 readFully(b, 0, b.length);
161 }
162
163 public void readFully(byte b[], int off, int len) throws IOException {
164 if (len < 0)
165 throw new IndexOutOfBoundsException();
166 while (len > 0) {
167 int s = read(b, off, len);
168 if (s < 0)
169 throw new EOFException();
170 if (s == 0)
171 Thread.yield();
172 off += s;
173 len -= s;
174 }
175 }
176
177 @Override
178 public long skip(final long n) throws IOException {
179 if (n <= 0 || avail == 0) {
180 return 0;
181 }
182 // will not skip more than
183 long remaining = Math.min(n, avail);
|
1 /*
2 * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
139 return -1;
140 }
141 if (len > avail) {
142 int rlen = stream.read(b, offset, (int)avail);
143 if (rlen != -1)
144 filepointer += rlen;
145 avail = 0;
146 return rlen;
147 } else {
148 int ret = stream.read(b, offset, len);
149 if (ret == -1) {
150 avail = 0;
151 return -1;
152 }
153 avail -= ret;
154 filepointer += ret;
155 return ret;
156 }
157 }
158
159 public void readFully(byte[] b) throws IOException {
160 readFully(b, 0, b.length);
161 }
162
163 public void readFully(byte[] b, int off, int len) throws IOException {
164 if (len < 0)
165 throw new IndexOutOfBoundsException();
166 while (len > 0) {
167 int s = read(b, off, len);
168 if (s < 0)
169 throw new EOFException();
170 if (s == 0)
171 Thread.yield();
172 off += s;
173 len -= s;
174 }
175 }
176
177 @Override
178 public long skip(final long n) throws IOException {
179 if (n <= 0 || avail == 0) {
180 return 0;
181 }
182 // will not skip more than
183 long remaining = Math.min(n, avail);
|