1 | package org.json; |
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2 | |
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3 | /* |
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4 | Copyright (c) 2002 JSON.org |
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5 | |
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6 | Permission is hereby granted, free of charge, to any person obtaining a copy |
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7 | of this software and associated documentation files (the "Software"), to deal |
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8 | in the Software without restriction, including without limitation the rights |
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9 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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10 | copies of the Software, and to permit persons to whom the Software is |
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11 | furnished to do so, subject to the following conditions: |
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12 | |
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13 | The above copyright notice and this permission notice shall be included in all |
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14 | copies or substantial portions of the Software. |
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15 | |
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16 | The Software shall be used for Good, not Evil. |
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17 | |
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18 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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19 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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20 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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21 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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22 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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23 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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24 | SOFTWARE. |
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25 | */ |
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26 | |
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27 | /** |
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28 | * The HTTPTokener extends the JSONTokener to provide additional methods |
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29 | * for the parsing of HTTP headers. |
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30 | * @author JSON.org |
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31 | * @version 2008-09-18 |
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32 | */ |
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33 | public class HTTPTokener extends JSONTokener { |
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34 | |
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35 | /** |
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36 | * Construct an HTTPTokener from a string. |
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37 | * @param s A source string. |
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38 | */ |
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39 | public HTTPTokener(String s) { |
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40 | super(s); |
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41 | } |
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42 | |
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43 | |
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44 | /** |
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45 | * Get the next token or string. This is used in parsing HTTP headers. |
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46 | * @throws JSONException |
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47 | * @return A String. |
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48 | */ |
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49 | public String nextToken() throws JSONException { |
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50 | char c; |
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51 | char q; |
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52 | StringBuffer sb = new StringBuffer(); |
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53 | do { |
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54 | c = next(); |
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55 | } while (Character.isWhitespace(c)); |
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56 | if (c == '"' || c == '\'') { |
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57 | q = c; |
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58 | for (;;) { |
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59 | c = next(); |
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60 | if (c < ' ') { |
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61 | throw syntaxError("Unterminated string."); |
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62 | } |
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63 | if (c == q) { |
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64 | return sb.toString(); |
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65 | } |
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66 | sb.append(c); |
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67 | } |
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68 | } |
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69 | for (;;) { |
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70 | if (c == 0 || Character.isWhitespace(c)) { |
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71 | return sb.toString(); |
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72 | } |
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73 | sb.append(c); |
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74 | c = next(); |
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75 | } |
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76 | } |
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77 | } |
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