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| org.apache.commons.configuration.plist.ParseException |
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| 1 | /* Generated By:JavaCC: Do not edit this line. ParseException.java Version 3.0 */ |
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| 2 | package org.apache.commons.configuration.plist; |
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| 3 | ||
| 4 | /** |
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| 5 | * This exception is thrown when parse errors are encountered. |
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| 6 | * You can explicitly create objects of this exception type by |
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| 7 | * calling the method generateParseException in the generated |
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| 8 | * parser. |
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| 9 | * |
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| 10 | * You can modify this class to customize your error reporting |
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| 11 | * mechanisms so long as you retain the public fields. |
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| 12 | */ |
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| 13 | class ParseException extends Exception { |
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| 14 | ||
| 15 | /** |
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| 16 | * This constructor is used by the method "generateParseException" |
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| 17 | * in the generated parser. Calling this constructor generates |
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| 18 | * a new object of this type with the fields "currentToken", |
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| 19 | * "expectedTokenSequences", and "tokenImage" set. The boolean |
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| 20 | * flag "specialConstructor" is also set to true to indicate that |
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| 21 | * this constructor was used to create this object. |
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| 22 | * This constructor calls its super class with the empty string |
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| 23 | * to force the "toString" method of parent class "Throwable" to |
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| 24 | * print the error message in the form: |
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| 25 | * ParseException: <result of getMessage> |
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| 26 | */ |
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| 27 | public ParseException(Token currentTokenVal, |
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| 28 | int[][] expectedTokenSequencesVal, |
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| 29 | String[] tokenImageVal |
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| 30 | ) |
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| 31 | { |
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| 32 | 3 | super(""); |
| 33 | 3 | specialConstructor = true; |
| 34 | 3 | currentToken = currentTokenVal; |
| 35 | 3 | expectedTokenSequences = expectedTokenSequencesVal; |
| 36 | 3 | tokenImage = tokenImageVal; |
| 37 | 3 | } |
| 38 | ||
| 39 | /** |
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| 40 | * The following constructors are for use by you for whatever |
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| 41 | * purpose you can think of. Constructing the exception in this |
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| 42 | * manner makes the exception behave in the normal way - i.e., as |
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| 43 | * documented in the class "Throwable". The fields "errorToken", |
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| 44 | * "expectedTokenSequences", and "tokenImage" do not contain |
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| 45 | * relevant information. The JavaCC generated code does not use |
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| 46 | * these constructors. |
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| 47 | */ |
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| 48 | ||
| 49 | public ParseException() { |
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| 50 | 0 | super(); |
| 51 | 0 | specialConstructor = false; |
| 52 | 0 | } |
| 53 | ||
| 54 | public ParseException(String message) { |
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| 55 | 0 | super(message); |
| 56 | 0 | specialConstructor = false; |
| 57 | 0 | } |
| 58 | ||
| 59 | /** |
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| 60 | * This variable determines which constructor was used to create |
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| 61 | * this object and thereby affects the semantics of the |
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| 62 | * "getMessage" method (see below). |
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| 63 | */ |
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| 64 | protected boolean specialConstructor; |
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| 65 | ||
| 66 | /** |
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| 67 | * This is the last token that has been consumed successfully. If |
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| 68 | * this object has been created due to a parse error, the token |
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| 69 | * followng this token will (therefore) be the first error token. |
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| 70 | */ |
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| 71 | public Token currentToken; |
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| 72 | ||
| 73 | /** |
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| 74 | * Each entry in this array is an array of integers. Each array |
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| 75 | * of integers represents a sequence of tokens (by their ordinal |
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| 76 | * values) that is expected at this point of the parse. |
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| 77 | */ |
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| 78 | public int[][] expectedTokenSequences; |
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| 79 | ||
| 80 | /** |
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| 81 | * This is a reference to the "tokenImage" array of the generated |
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| 82 | * parser within which the parse error occurred. This array is |
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| 83 | * defined in the generated ...Constants interface. |
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| 84 | */ |
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| 85 | public String[] tokenImage; |
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| 86 | ||
| 87 | /** |
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| 88 | * This method has the standard behavior when this object has been |
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| 89 | * created using the standard constructors. Otherwise, it uses |
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| 90 | * "currentToken" and "expectedTokenSequences" to generate a parse |
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| 91 | * error message and returns it. If this object has been created |
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| 92 | * due to a parse error, and you do not catch it (it gets thrown |
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| 93 | * from the parser), then this method is called during the printing |
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| 94 | * of the final stack trace, and hence the correct error message |
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| 95 | * gets displayed. |
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| 96 | */ |
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| 97 | public String getMessage() { |
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| 98 | 3 | if (!specialConstructor) { |
| 99 | 0 | return super.getMessage(); |
| 100 | } |
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| 101 | 3 | String expected = ""; |
| 102 | 3 | int maxSize = 0; |
| 103 | 6 | for (int i = 0; i < expectedTokenSequences.length; i++) { |
| 104 | 3 | if (maxSize < expectedTokenSequences[i].length) { |
| 105 | 3 | maxSize = expectedTokenSequences[i].length; |
| 106 | } |
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| 107 | 6 | for (int j = 0; j < expectedTokenSequences[i].length; j++) { |
| 108 | 3 | expected += tokenImage[expectedTokenSequences[i][j]] + " "; |
| 109 | } |
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| 110 | 3 | if (expectedTokenSequences[i][expectedTokenSequences[i].length - 1] != 0) { |
| 111 | 3 | expected += "..."; |
| 112 | } |
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| 113 | 3 | expected += eol + " "; |
| 114 | } |
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| 115 | 3 | String retval = "Encountered \""; |
| 116 | 3 | Token tok = currentToken.next; |
| 117 | 3 | for (int i = 0; i < maxSize; i++) { |
| 118 | 3 | if (i != 0) retval += " "; |
| 119 | 3 | if (tok.kind == 0) { |
| 120 | 3 | retval += tokenImage[0]; |
| 121 | 3 | break; |
| 122 | } |
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| 123 | 0 | retval += add_escapes(tok.image); |
| 124 | 0 | tok = tok.next; |
| 125 | } |
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| 126 | 3 | retval += "\" at line " + currentToken.next.beginLine + ", column " + currentToken.next.beginColumn; |
| 127 | 3 | retval += "." + eol; |
| 128 | 3 | if (expectedTokenSequences.length == 1) { |
| 129 | 3 | retval += "Was expecting:" + eol + " "; |
| 130 | } else { |
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| 131 | 0 | retval += "Was expecting one of:" + eol + " "; |
| 132 | } |
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| 133 | 3 | retval += expected; |
| 134 | 3 | return retval; |
| 135 | } |
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| 136 | ||
| 137 | /** |
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| 138 | * The end of line string for this machine. |
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| 139 | */ |
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| 140 | 3 | protected String eol = System.getProperty("line.separator", "\n"); |
| 141 | ||
| 142 | /** |
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| 143 | * Used to convert raw characters to their escaped version |
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| 144 | * when these raw version cannot be used as part of an ASCII |
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| 145 | * string literal. |
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| 146 | */ |
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| 147 | protected String add_escapes(String str) { |
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| 148 | 0 | StringBuffer retval = new StringBuffer(); |
| 149 | char ch; |
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| 150 | 0 | for (int i = 0; i < str.length(); i++) { |
| 151 | 0 | switch (str.charAt(i)) |
| 152 | { |
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| 153 | case 0 : |
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| 154 | 0 | continue; |
| 155 | case '\b': |
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| 156 | 0 | retval.append("\\b"); |
| 157 | 0 | continue; |
| 158 | case '\t': |
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| 159 | 0 | retval.append("\\t"); |
| 160 | 0 | continue; |
| 161 | case '\n': |
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| 162 | 0 | retval.append("\\n"); |
| 163 | 0 | continue; |
| 164 | case '\f': |
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| 165 | 0 | retval.append("\\f"); |
| 166 | 0 | continue; |
| 167 | case '\r': |
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| 168 | 0 | retval.append("\\r"); |
| 169 | 0 | continue; |
| 170 | case '\"': |
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| 171 | 0 | retval.append("\\\""); |
| 172 | 0 | continue; |
| 173 | case '\'': |
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| 174 | 0 | retval.append("\\\'"); |
| 175 | 0 | continue; |
| 176 | case '\\': |
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| 177 | 0 | retval.append("\\\\"); |
| 178 | 0 | continue; |
| 179 | default: |
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| 180 | 0 | if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) { |
| 181 | 0 | String s = "0000" + Integer.toString(ch, 16); |
| 182 | 0 | retval.append("\\u" + s.substring(s.length() - 4, s.length())); |
| 183 | } else { |
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| 184 | 0 | retval.append(ch); |
| 185 | } |
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| 186 | continue; |
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| 187 | } |
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| 188 | } |
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| 189 | 0 | return retval.toString(); |
| 190 | } |
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| 191 | ||
| 192 | } |
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |