001    /*
002     * Copyright 2010-2013 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.jet.lang.resolve.name;
018    
019    import org.jetbrains.annotations.NotNull;
020    
021    public class NameUtils {
022    
023        private NameUtils() {
024        }
025    
026        public static boolean isValidIdentified(@NotNull String name) {
027            return name.length() > 0 && !name.startsWith("<") && !name.contains(".") && !name.contains("/");
028        }
029    
030        public static void requireIdentifier(@NotNull String name) {
031            if (!isValidIdentified(name)) {
032                throw new IllegalArgumentException("invalid identifier: " + name);
033            }
034        }
035    
036    }