| /* |
| * 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.jclouds.elasticstack.functions; |
| |
| import java.util.Set; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| import org.jclouds.http.HttpResponse; |
| import org.jclouds.http.functions.ReturnStringIf2xx; |
| |
| import com.google.common.base.Function; |
| import com.google.common.base.Splitter; |
| import com.google.common.collect.ImmutableSet; |
| |
| /** |
| * |
| * @author Adrian Cole |
| */ |
| @Singleton |
| public class SplitNewlines implements Function<HttpResponse, Set<String>> { |
| private final ReturnStringIf2xx returnStringIf200; |
| |
| @Inject |
| SplitNewlines(ReturnStringIf2xx returnStringIf200) { |
| this.returnStringIf200 = returnStringIf200; |
| } |
| |
| @Override |
| public Set<String> apply(HttpResponse response) { |
| String payload = returnStringIf200.apply(response); |
| return payload == null ? ImmutableSet.<String> of() : ImmutableSet.copyOf(Splitter.on('\n').omitEmptyStrings() |
| .split(payload)); |
| } |
| } |