1 /* 2 * Copyright (c) 2004, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.tools.jstat; 27 28 import java.io.StreamTokenizer; 29 import java.util.Set; 30 import java.util.Iterator; 31 32 /** 33 * An exception class for syntax exceptions detected by the options file 34 * parser. 35 * 36 * @author Brian Doherty 37 * @since 1.5 38 */ 39 @SuppressWarnings("serial") // JDK implementation class 40 public class SyntaxException extends ParserException { 41 private String message; 42 43 public SyntaxException(String message) { 44 this.message = message; 45 } 46 47 public SyntaxException(int lineno, String expected, String found) { 48 message = "Syntax error at line " + lineno 49 + ": Expected " + expected 50 + ", Found " + found; 51 } 52 53 public SyntaxException(int lineno, String expected, Token found) { 54 message = "Syntax error at line " + lineno 55 + ": Expected " + expected 56 + ", Found " + found.toMessage(); 57 } 58 59 public SyntaxException(int lineno, Token expected, Token found) { 60 message = "Syntax error at line " + lineno 61 + ": Expected " + expected.toMessage() 62 + ", Found " + found.toMessage(); 63 } 64 65 public SyntaxException(int lineno, Set<String> expected, Token found) { 66 StringBuilder msg = new StringBuilder(); 67 68 msg.append("Syntax error at line ").append(lineno).append(": Expected one of \'"); 69 70 boolean first = true; 71 for (Iterator<String> i = expected.iterator(); i.hasNext(); /* empty */) { 72 String keyWord = i.next(); 73 if (first) { 74 msg.append(keyWord); 75 first = false; 76 } else { 77 msg.append('|').append(keyWord); 78 } 79 } 80 81 msg.append("\', Found ").append(found.toMessage()); 82 message = msg.toString(); 83 } 84 85 public String getMessage() { 86 return message; 87 } 88 }