| /** |
| * Licensed to jclouds, Inc. (jclouds) under one or more |
| * contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. jclouds 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.jclouds.util; |
| |
| import static com.google.common.base.Preconditions.checkState; |
| |
| import java.lang.reflect.TypeVariable; |
| |
| import com.google.common.reflect.TypeToken; |
| |
| /** |
| * |
| * @author Adrian Cole |
| */ |
| public class TypeTokens2 { |
| /** |
| * @throws IllegalStateException if the type is an instanceof {@link TypeVariable} |
| */ |
| public static <T> TypeToken<T> checkBound(TypeToken<T> type) throws IllegalStateException { |
| checkState(!(type.getType() instanceof TypeVariable<?>), |
| "unbound type variable: %s, use ctor that explicitly assigns this", type); |
| return type; |
| } |
| } |