| 1 | /** |
| 2 | * |
| 3 | * Copyright (C) 2011 Cloud Conscious, LLC. <info@cloudconscious.com> |
| 4 | * |
| 5 | * ==================================================================== |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | * ==================================================================== |
| 18 | */ |
| 19 | package org.jclouds.cloudsigma.functions; |
| 20 | |
| 21 | import java.util.Set; |
| 22 | |
| 23 | import javax.inject.Inject; |
| 24 | import javax.inject.Singleton; |
| 25 | |
| 26 | import org.jclouds.http.HttpResponse; |
| 27 | import org.jclouds.http.functions.ReturnStringIf2xx; |
| 28 | |
| 29 | import com.google.common.base.Function; |
| 30 | import com.google.common.base.Predicates; |
| 31 | import com.google.common.base.Splitter; |
| 32 | import com.google.common.collect.ImmutableSet; |
| 33 | import com.google.common.collect.Iterables; |
| 34 | |
| 35 | /** |
| 36 | * |
| 37 | * @author Adrian Cole |
| 38 | */ |
| 39 | @Singleton |
| 40 | public class SplitNewlinesAndReturnSecondField extends SplitNewlines { |
| 41 | |
| 42 | @Inject |
| 43 | SplitNewlinesAndReturnSecondField(ReturnStringIf2xx returnStringIf200) { |
| 44 | super(returnStringIf200); |
| 45 | } |
| 46 | |
| 47 | @Override |
| 48 | public Set<String> apply(HttpResponse response) { |
| 49 | return ImmutableSet.copyOf(Iterables.filter( |
| 50 | Iterables.transform(super.apply(response), new Function<String, String>() { |
| 51 | |
| 52 | @Override |
| 53 | public String apply(String arg0) { |
| 54 | if (arg0 == null) |
| 55 | return null; |
| 56 | Iterable<String> parts = Splitter.on(' ').split(arg0); |
| 57 | if (Iterables.size(parts) == 2) |
| 58 | return Iterables.get(parts, 1); |
| 59 | else if (Iterables.size(parts) == 1) |
| 60 | return Iterables.get(parts, 0); |
| 61 | return null; |
| 62 | } |
| 63 | |
| 64 | }), Predicates.notNull())); |
| 65 | } |
| 66 | } |