annotate src/cachingfilter/BufferInputStream.java @ 66:3fbe9cb2e325

security
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 18 Sep 2024 03:51:47 -0600
parents 7ecd1a4ef557
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
1 package cachingfilter;
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
2
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
3 import java.io.InputStream;
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
4 import org.eclipse.jetty.io.Buffer;
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
5
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
6
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
7 public final class BufferInputStream extends InputStream {
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
8 private final Buffer buffer;
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
9
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
10 public BufferInputStream(Buffer buffer) {
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
11 this.buffer = buffer;
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
12 }
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
13
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
14 public int read() {
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
15 return buffer.length()==0 ? -1 : buffer.get();
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
16 }
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
17
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
18 public int read(byte b[], int off, int len) {
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
19 return buffer.get(b,off,len);
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
20 }
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
21
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
22 public long skip(long n) {
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
23 return buffer.skip( (int)n );
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
24 }
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
25
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
26 public int available() {
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
27 return buffer.length();
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
28 }
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
29
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
30 public void mark(int readlimit) {
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
31 buffer.mark();
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
32 }
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
33
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
34 public void reset() {
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
35 buffer.reset();
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
36 }
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
37
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
38 public boolean markSupported() {
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
39 return true;
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
40 }
7ecd1a4ef557 add content
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
41 }