1 /*
2 * #%L
3 * wcm.io
4 * %%
5 * Copyright (C) 2015 wcm.io
6 * %%
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * #L%
19 */
20 package io.wcm.caravan.hal.docs.impl.augmenter;
21
22 import org.apache.commons.lang3.StringUtils;
23
24 import io.wcm.caravan.hal.resource.HalResource;
25 import io.wcm.caravan.hal.resource.Link;
26
27 /**
28 * Checks if the HAL resource contains link relations without title.
29 * Adds titles from the HAL documentation generated by this bundle.
30 */
31 class LinkRelationTitleAugmenter {
32
33 private final DocsMetadata metadata;
34
35 LinkRelationTitleAugmenter(DocsMetadata metadata) {
36 this.metadata = metadata;
37 }
38
39 public void augment(HalResource resource) {
40 resource.getLinks().entries().stream()
41 .forEach(entry -> augmentLink(entry.getKey(), entry.getValue()));
42 }
43
44 public void augmentLink(String rel, Link link) {
45 if (StringUtils.isBlank(link.getTitle())) {
46 link.setTitle(metadata.getLinkRelationTitle(rel));
47 }
48 }
49
50 }