The Tor Browser / file comparison
comparison: mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/ParserCursor.java
mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/ParserCursor.java
- branch
- TOR_BUG_3246
- changeset 4
- fc2d59ddac77
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| -1:000000000000 | 0:09ffc6cd4691 |
|---|---|
| 1 /* | |
| 2 * ==================================================================== | |
| 3 * Licensed to the Apache Software Foundation (ASF) under one | |
| 4 * or more contributor license agreements. See the NOTICE file | |
| 5 * distributed with this work for additional information | |
| 6 * regarding copyright ownership. The ASF licenses this file | |
| 7 * to you under the Apache License, Version 2.0 (the | |
| 8 * "License"); you may not use this file except in compliance | |
| 9 * with the License. You may obtain a copy of the License at | |
| 10 * | |
| 11 * http://www.apache.org/licenses/LICENSE-2.0 | |
| 12 * | |
| 13 * Unless required by applicable law or agreed to in writing, | |
| 14 * software distributed under the License is distributed on an | |
| 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
| 16 * KIND, either express or implied. See the License for the | |
| 17 * specific language governing permissions and limitations | |
| 18 * under the License. | |
| 19 * ==================================================================== | |
| 20 * | |
| 21 * This software consists of voluntary contributions made by many | |
| 22 * individuals on behalf of the Apache Software Foundation. For more | |
| 23 * information on the Apache Software Foundation, please see | |
| 24 * <http://www.apache.org/>. | |
| 25 * | |
| 26 */ | |
| 27 | |
| 28 package ch.boye.httpclientandroidlib.message; | |
| 29 | |
| 30 import ch.boye.httpclientandroidlib.util.CharArrayBuffer; | |
| 31 | |
| 32 /** | |
| 33 * This class represents a context of a parsing operation: | |
| 34 * <ul> | |
| 35 * <li>the current position the parsing operation is expected to start at</li> | |
| 36 * <li>the bounds limiting the scope of the parsing operation</li> | |
| 37 * </ul> | |
| 38 * | |
| 39 * @since 4.0 | |
| 40 */ | |
| 41 public class ParserCursor { | |
| 42 | |
| 43 private final int lowerBound; | |
| 44 private final int upperBound; | |
| 45 private int pos; | |
| 46 | |
| 47 public ParserCursor(int lowerBound, int upperBound) { | |
| 48 super(); | |
| 49 if (lowerBound < 0) { | |
| 50 throw new IndexOutOfBoundsException("Lower bound cannot be negative"); | |
| 51 } | |
| 52 if (lowerBound > upperBound) { | |
| 53 throw new IndexOutOfBoundsException("Lower bound cannot be greater then upper bound"); | |
| 54 } | |
| 55 this.lowerBound = lowerBound; | |
| 56 this.upperBound = upperBound; | |
| 57 this.pos = lowerBound; | |
| 58 } | |
| 59 | |
| 60 public int getLowerBound() { | |
| 61 return this.lowerBound; | |
| 62 } | |
| 63 | |
| 64 public int getUpperBound() { | |
| 65 return this.upperBound; | |
| 66 } | |
| 67 | |
| 68 public int getPos() { | |
| 69 return this.pos; | |
| 70 } | |
| 71 | |
| 72 public void updatePos(int pos) { | |
| 73 if (pos < this.lowerBound) { | |
| 74 throw new IndexOutOfBoundsException("pos: "+pos+" < lowerBound: "+this.lowerBound); | |
| 75 } | |
| 76 if (pos > this.upperBound) { | |
| 77 throw new IndexOutOfBoundsException("pos: "+pos+" > upperBound: "+this.upperBound); | |
| 78 } | |
| 79 this.pos = pos; | |
| 80 } | |
| 81 | |
| 82 public boolean atEnd() { | |
| 83 return this.pos >= this.upperBound; | |
| 84 } | |
| 85 | |
| 86 public String toString() { | |
| 87 CharArrayBuffer buffer = new CharArrayBuffer(16); | |
| 88 buffer.append('['); | |
| 89 buffer.append(Integer.toString(this.lowerBound)); | |
| 90 buffer.append('>'); | |
| 91 buffer.append(Integer.toString(this.pos)); | |
| 92 buffer.append('>'); | |
| 93 buffer.append(Integer.toString(this.upperBound)); | |
| 94 buffer.append(']'); | |
| 95 return buffer.toString(); | |
| 96 } | |
| 97 | |
| 98 } |
