diff options
Diffstat (limited to 'qpid/java/common/src/main/java/org/apache/qpid/messaging/util/ParseError.java')
-rw-r--r-- | qpid/java/common/src/main/java/org/apache/qpid/messaging/util/ParseError.java | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/qpid/java/common/src/main/java/org/apache/qpid/messaging/util/ParseError.java b/qpid/java/common/src/main/java/org/apache/qpid/messaging/util/ParseError.java new file mode 100644 index 0000000000..ce758e15fa --- /dev/null +++ b/qpid/java/common/src/main/java/org/apache/qpid/messaging/util/ParseError.java @@ -0,0 +1,58 @@ +/* + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + * + */ +package org.apache.qpid.messaging.util; + +import org.apache.qpid.util.Strings; + + +/** + * ParseError + * + */ + +public class ParseError extends RuntimeException +{ + + private static String msg(Token token, Token.Type ... expected) + { + LineInfo li = token.getLineInfo(); + String exp = Strings.join(", ", expected); + if (expected.length > 1) + { + exp = String.format("(%s)", exp); + } + + if (expected.length > 0) + { + return String.format("expecting %s, got %s line:%s", exp, token, li); + } + else + { + return String.format("unexpected token %s line:%s", token, li); + } + } + + public ParseError(Token token, Token.Type ... expected) + { + super(msg(token, expected)); + } + +} |