org.aspectj.weaver.patterns.BasicToken.java Source code

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Here is the source code for org.aspectj.weaver.patterns.BasicToken.java

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/* *******************************************************************
 * Copyright (c) 2002 Palo Alto Research Center, Incorporated (PARC).
 * All rights reserved. 
 * This program and the accompanying materials are made available 
 * under the terms of the Eclipse Public License v1.0 
 * which accompanies this distribution and is available at 
 * http://www.eclipse.org/legal/epl-v10.html 
 *  
 * Contributors: 
 *     PARC     initial implementation 
 * ******************************************************************/

package org.aspectj.weaver.patterns;

public final class BasicToken implements IToken {
    private String value;
    private boolean isIdentifier;
    private String literalKind;

    private int start;
    private int end;

    public static BasicToken makeOperator(String value, int start, int end) {
        return new BasicToken(value.intern(), false, null, start, end);
    }

    public static BasicToken makeIdentifier(String value, int start, int end) {
        return new BasicToken(value, true, null, start, end);
    }

    public static BasicToken makeLiteral(String value, String kind, int start, int end) {
        return new BasicToken(value, false, kind.intern(), start, end);
    }

    private BasicToken(String value, boolean isIdentifier, String literalKind, int start, int end) {
        this.value = value;
        this.isIdentifier = isIdentifier;
        this.literalKind = literalKind;
        this.start = start;
        this.end = end;
    }

    public int getStart() {
        return start;
    }

    public int getEnd() {
        return end;
    }

    public String getFileName() {
        return "unknown";
    }

    public String getString() {
        return value;
    }

    public boolean isIdentifier() {
        return isIdentifier;
    }

    public Pointcut maybeGetParsedPointcut() {
        return null;
    }

    public String toString() {
        String s;
        if (isIdentifier)
            s = value;
        else
            s = "'" + value + "'";

        return s + "@" + start + ":" + end;
    }

    public String getLiteralKind() {
        return literalKind;
    }

}