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Lines 89-94
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private String formulaString; |
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private String formulaString; |
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private int pointer=0; |
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private int pointer=0; |
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private int formulaLength; |
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private List tokens = new java.util.Stack(); |
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private List tokens = new java.util.Stack(); |
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//private Stack tokens = new java.util.Stack(); |
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//private Stack tokens = new java.util.Stack(); |
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Lines 112-122
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formulaString = formula; |
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formulaString = formula; |
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pointer=0; |
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pointer=0; |
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this.book = book; |
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this.book = book; |
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formulaLength = formulaString.length(); |
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} |
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} |
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/** Read New Character From Input Stream */ |
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/** Read New Character From Input Stream */ |
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private void GetChar() { |
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private void GetChar() { |
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// Check to see if we've walked off the end of the string. |
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// Just return if so and reset Look to smoething to keep |
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// SkipWhitespace from spinning |
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if (pointer == formulaLength) { |
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Look = (char)0; |
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return; |
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} |
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Look=formulaString.charAt(pointer++); |
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Look=formulaString.charAt(pointer++); |
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//System.out.println("Got char: "+Look); |
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//System.out.println("Got char: "+Look); |
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} |
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} |
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Lines 419-426
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while (IsAddop(Look)) { |
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while (IsAddop(Look)) { |
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if ( Look == '+' ) Add(); |
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if ( Look == '+' ) Add(); |
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if (Look == '-') Subtract(); |
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if (Look == '-') Subtract(); |
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// if (Look == '*') Multiply(); |
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if (Look == '*') Multiply(); |
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// if (Look == '/') Divide(); |
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if (Look == '/') Divide(); |
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} |
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} |
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} |
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} |
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