Example usage for org.aspectj.weaver BCException BCException

Introduction

In this page you can find the example usage for org.aspectj.weaver BCException BCException.

Prototype

public BCException(String s) 

Source Link

Usage

From source file:org.caesarj.compiler.aspectj.CaesarTokenSource.java

License:Open Source License

public static CaesarTokenSource createTokenSource(String input, ISourceContext sourceContext) {

    char[] chars = input.toCharArray();

    int i = 0;//from   w  ww .  j a va 2 s. c o  m
    List tokens = new ArrayList();

    while (i < chars.length) {
        char ch = chars[i++];
        switch (ch) {
        case ' ':
        case '\t':
        case '\n':
        case '\r':
            continue;
        case '*':
        case '.':
        case '(':
        case ')':
        case '+':
        case '[':
        case ']':
        case ',':
        case '!':
        case ':':
            tokens.add(BasicToken.makeOperator(new Character(ch).toString(), i - 1, i - 1));
            continue;
        case '&':
        case '|':
            if (i == chars.length) {
                throw new BCException("bad " + ch);
            }
            char nextChar = chars[i++];
            if (nextChar == ch) {
                tokens.add(BasicToken.makeOperator(new StringBuffer().append(ch).append(ch).toString(), i - 2,
                        i - 1));
            } else {
                throw new RuntimeException("bad " + ch);
            }
            continue;

        case '\"':
            int start0 = i - 1;
            while (i < chars.length && !(chars[i] == '\"'))
                i++;
            i += 1;
            tokens.add(BasicToken.makeLiteral(new String(chars, start0 + 1, i - start0 - 2), "string", start0,
                    i - 1));
        default:
            int start = i - 1;
            while (i < chars.length && Character.isJavaIdentifierPart(chars[i])) {
                i++;
            }
            tokens.add(BasicToken.makeIdentifier(new String(chars, start, i - start), start, i - 1));

        }
    }

    return new CaesarTokenSource((IToken[]) tokens.toArray(new IToken[tokens.size()]), sourceContext);
}

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