Java 类org.eclipse.jface.text.Assert 实例源码

/**
 * Returns the matching character for the specified character.
 * 
 * @param c a character occurring in a character pair
 * @return the matching character
 */
public char getMatching(char c) {
    for (int i= 0; i < fPairs.length; i += 2) {
        if (getStartChar(i) == c) return getEndChar(i);
        else if (getEndChar(i) == c) return getStartChar(i);
    }
    Assert.isTrue(false);
    return '\0';
}

/**
 * Creates a rule which will return the specified
 * token when either an entry or a brace string
 * is detected 
 *
 * @param e Whether to detect an entry (true) or just a string (false)
 * @param token The token to be returned
 */
public BibBraceRule(boolean e, IToken token) {
    Assert.isNotNull(token);
    fToken = token;
    entry = e;
}

/**
 * Creates a new string rule matcher.
 *  
 * @param token The token to return on a successful match
 */
public BibStringRule(IToken token) {
    Assert.isNotNull(token);
    fToken = token;
}

/**
 * Creates a rule which will return the specified
 * token when a BibTeX-entry special character is encountered
 *
 * @param token the token to be returned
 */
public BibSeparatorRule(IToken token) {
    Assert.isNotNull(token);
    fToken = token;
}

/**
 * Creates a rule which will return the specified
 * token when a BibTeX-command starting with @ is detected
 *
 * @param token the token to be returned
 */
public BibCommandRule(IToken token) {
    Assert.isNotNull(token);
    fToken = token;
}