| /* |
| * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.tools.jstat; |
| |
| import java.io.StreamTokenizer; |
| |
| /** |
| * A class for encapsulating tokens returned from StreamTokenizer primarily |
| * for output formatting purposes. |
| * |
| * @author Brian Doherty |
| * @since 1.5 |
| */ |
| public class Token { |
| public String sval; |
| public double nval; |
| public int ttype; |
| |
| public Token(int ttype, String sval, double nval) { |
| this.ttype = ttype; |
| this.sval = sval; |
| this.nval = nval; |
| } |
| |
| public Token(int ttype, String sval) { |
| this(ttype, sval, 0); |
| } |
| |
| public Token(int ttype) { |
| this(ttype, null, 0); |
| } |
| |
| public String toMessage() { |
| switch(ttype) { |
| case StreamTokenizer.TT_EOL: |
| return "\"EOL\""; |
| case StreamTokenizer.TT_EOF: |
| return "\"EOF\""; |
| case StreamTokenizer.TT_NUMBER: |
| return "NUMBER"; |
| case StreamTokenizer.TT_WORD: |
| if (sval == null) { |
| return "IDENTIFIER"; |
| } else { |
| return "IDENTIFIER " + sval; |
| } |
| default: |
| if (ttype == (int)'"') { |
| String msg = "QUOTED STRING"; |
| if (sval != null) |
| msg = msg + " \"" + sval + "\""; |
| return msg; |
| } else { |
| return "CHARACTER \'" + (char)ttype + "\'"; |
| } |
| } |
| } |
| |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| switch(ttype) { |
| case StreamTokenizer.TT_EOL: |
| sb.append("ttype=TT_EOL"); |
| break; |
| case StreamTokenizer.TT_EOF: |
| sb.append("ttype=TT_EOF"); |
| break; |
| case StreamTokenizer.TT_NUMBER: |
| sb.append("ttype=TT_NUM,").append("nval="+nval); |
| break; |
| case StreamTokenizer.TT_WORD: |
| if (sval == null) { |
| sb.append("ttype=TT_WORD:IDENTIFIER"); |
| } else { |
| sb.append("ttype=TT_WORD:").append("sval="+sval); |
| } |
| break; |
| default: |
| if (ttype == (int)'"') { |
| sb.append("ttype=TT_STRING:").append("sval="+sval); |
| } else { |
| sb.append("ttype=TT_CHAR:").append((char)ttype); |
| } |
| break; |
| } |
| return sb.toString(); |
| } |
| } |