| 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.gogrid.binders; |
| 20 | |
| 21 | import static com.google.common.base.Preconditions.checkNotNull; |
| 22 | import static org.jclouds.gogrid.reference.GoGridQueryParams.ID_KEY; |
| 23 | |
| 24 | import javax.inject.Inject; |
| 25 | import javax.inject.Provider; |
| 26 | import javax.inject.Singleton; |
| 27 | import javax.ws.rs.core.UriBuilder; |
| 28 | |
| 29 | import org.jclouds.http.HttpRequest; |
| 30 | import org.jclouds.http.utils.ModifyRequest; |
| 31 | import org.jclouds.rest.Binder; |
| 32 | |
| 33 | import com.google.common.collect.ImmutableList; |
| 34 | import com.google.common.primitives.Longs; |
| 35 | |
| 36 | /** |
| 37 | * Binds IDs to corresponding query parameters |
| 38 | * |
| 39 | * @author Oleksiy Yarmula |
| 40 | */ |
| 41 | @Singleton |
| 42 | public class BindIdsToQueryParams implements Binder { |
| 43 | private final Provider<UriBuilder> builder; |
| 44 | |
| 45 | @Inject |
| 46 | BindIdsToQueryParams(Provider<UriBuilder> builder) { |
| 47 | this.builder = builder; |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Binds the ids to query parameters. The pattern, as specified by GoGrid's specification, is: |
| 52 | * |
| 53 | * https://api.gogrid.com/api/grid/server/get ?id=5153 &id=3232 |
| 54 | * |
| 55 | * @param request |
| 56 | * request where the query params will be set |
| 57 | * @param input |
| 58 | * array of String params |
| 59 | */ |
| 60 | @Override |
| 61 | public <R extends HttpRequest> R bindToRequest(R request, Object input) { |
| 62 | |
| 63 | if (checkNotNull(input, "input is null") instanceof Long[]) { |
| 64 | Long[] names = (Long[]) input; |
| 65 | request = ModifyRequest.addQueryParam(request, ID_KEY, ImmutableList.copyOf(names), builder.get()); |
| 66 | } else if (input instanceof long[]) { |
| 67 | long[] names = (long[]) input; |
| 68 | request = ModifyRequest.addQueryParam(request, ID_KEY, Longs.asList(names), builder.get()); |
| 69 | } else { |
| 70 | throw new IllegalArgumentException("this binder is only valid for Long[] arguments: " |
| 71 | + input.getClass()); |
| 72 | } |
| 73 | return request; |
| 74 | } |
| 75 | } |