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comparison src/org/tmatesoft/hg/internal/ByteVector.java @ 711:a62079bc422b

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Keyword filtering that doesn't depend on input buffer size and the way input lines got split between filter() calls. KewordFilter got state to keep processed suspicious ...$ lines
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Fri, 11 Oct 2013 21:35:41 +0200
parents 88afffd39899
children
comparison
equal deleted inserted replaced
710:cf200271439a 711:a62079bc422b
17 package org.tmatesoft.hg.internal; 17 package org.tmatesoft.hg.internal;
18 18
19 import java.io.ByteArrayOutputStream; 19 import java.io.ByteArrayOutputStream;
20 20
21 /** 21 /**
22 * Alternative to {@link ByteArrayOutputStream}, with extra operation that prevent extra byte[] instances 22 * Alternative to {@link ByteArrayOutputStream}, with extra operation that prevent superfluous byte[] instances
23 * 23 *
24 * @author Artem Tikhomirov 24 * @author Artem Tikhomirov
25 * @author TMate Software Ltd. 25 * @author TMate Software Ltd.
26 */ 26 */
27 public class ByteVector { 27 public class ByteVector {
40 byte[] newData = new byte[count + increment]; 40 byte[] newData = new byte[count + increment];
41 System.arraycopy(data, 0, newData, 0, count); 41 System.arraycopy(data, 0, newData, 0, count);
42 data = newData; 42 data = newData;
43 } 43 }
44 data[count++] = (byte) b; 44 data[count++] = (byte) b;
45 }
46
47 public int indexOf(int b) {
48 for (int i = 0; i < count; i++) {
49 if (data[i] == b) {
50 return i;
51 }
52 }
53 return -1;
54 }
55
56 public byte get(int i) {
57 if (i < 0 || i >= count) {
58 throw new IllegalArgumentException(String.valueOf(i));
59 }
60 return data[i];
61 }
62
63 public boolean isEmpty() {
64 return count == 0;
45 } 65 }
46 66
47 public int size() { 67 public int size() {
48 return count; 68 return count;
49 } 69 }
78 public byte[] toByteArray() { 98 public byte[] toByteArray() {
79 byte[] rv = new byte[count]; 99 byte[] rv = new byte[count];
80 copyTo(rv); 100 copyTo(rv);
81 return rv; 101 return rv;
82 } 102 }
103
104 public byte[] toByteArray(int from, int to) {
105 if (from > to) {
106 throw new IllegalArgumentException();
107 }
108 if (to > count) {
109 throw new IllegalArgumentException();
110 }
111 byte[] rv = new byte[to-from];
112 System.arraycopy(data, from, rv, 0, rv.length);
113 return rv;
114 }
83 } 115 }