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Liferay Apio Architect Sample
/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.apio.architect.sample.internal.resource;
import static com.liferay.apio.architect.sample.internal.auth.PermissionChecker.hasPermission;
import com.liferay.apio.architect.credentials.Credentials;
import com.liferay.apio.architect.custom.actions.CustomRoute;
import com.liferay.apio.architect.custom.actions.PostRoute;
import com.liferay.apio.architect.form.Form;
import com.liferay.apio.architect.identifier.Identifier;
import com.liferay.apio.architect.representor.Representor;
import com.liferay.apio.architect.resource.CollectionResource;
import com.liferay.apio.architect.routes.CollectionRoutes;
import com.liferay.apio.architect.routes.ItemRoutes;
import com.liferay.apio.architect.sample.internal.auth.PermissionChecker;
import com.liferay.apio.architect.sample.internal.resource.BlogPostingCommentNestedCollectionResource.BlogPostingCommentIdentifier;
import com.liferay.apio.architect.sample.internal.resource.BlogSubscriptionRepresentable.BlogSubscriptionIdentifier;
import com.liferay.apio.architect.sample.internal.resource.PersonCollectionResource.PersonIdentifier;
import com.liferay.apio.architect.sample.internal.router.BlogPostingActionRouter;
import com.liferay.apio.architect.sample.internal.type.BlogPosting;
import com.liferay.apio.architect.sample.internal.type.Rating;
import com.liferay.apio.architect.sample.internal.type.Review;
import java.util.Date;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;
/**
* @author Alejandro Hernández
*/
@Component(service = CollectionResource.class)
public class BlogPostingCollectionResource
implements CollectionResource
{
@Override
public CollectionRoutes collectionRoutes(
CollectionRoutes.Builder builder) {
return builder.addGetter(
_blogPostingActionRouter::retrievePage
).addCreator(
_blogPostingActionRouter::create, Credentials.class,
PermissionChecker::hasPermission,
BlogPostingCollectionResource::_buildBlogPostingForm
).build();
}
@Override
public String getName() {
return "blog-postings-dsl";
}
@Override
public ItemRoutes itemRoutes(
ItemRoutes.Builder builder) {
return builder.addGetter(
_blogPostingActionRouter::retrieve
).addCustomRoute(
_SUBSCRIBE_ROUTE, _blogPostingActionRouter::subscribe,
BlogSubscriptionIdentifier.class,
(credentials, id) -> hasPermission(credentials),
BlogSubscriptionRepresentable::buildForm
).addRemover(
_blogPostingActionRouter::remove, Credentials.class,
(credentials, id) -> hasPermission(credentials)
).addUpdater(
_blogPostingActionRouter::replace, Credentials.class,
(credentials, id) -> hasPermission(credentials),
BlogPostingCollectionResource::_buildBlogPostingForm
).build();
}
@Override
public Representor representor(
Representor.Builder builder) {
return builder.types(
"BlogPostingDSL"
).identifier(
BlogPosting::getId
).addDate(
"dateCreated", BlogPosting::getDateCreated
).addDate(
"dateModified", BlogPosting::getDateModified
).addLinkedModel(
"creator", PersonIdentifier.class, BlogPosting::getCreatorId
).addNestedList(
"review", BlogPosting::getReviews,
reviewBuilder -> reviewBuilder.types(
"ReviewDSL"
).addString(
"reviewBody", Review::getReviewBody
).addNested(
"reviewRating", Review::getRating,
ratingBuilder -> ratingBuilder.types(
"RatingDSL"
).addLinkedModel(
"author", PersonIdentifier.class, Rating::getAuthorId
).addNumber(
"bestRating", Rating::getBestRating
).addNumber(
"ratingValue", Rating::getRatingValue
).addNumber(
"worstRating", Rating::getWorstRating
).build()
).build()
).addRelatedCollection(
"comment", BlogPostingCommentIdentifier.class
).addString(
"alternativeHeadline", BlogPosting::getAlternativeHeadline
).addString(
"articleBody", BlogPosting::getArticleBody
).addString(
"fileFormat", __ -> "text/html"
).addString(
"headline", BlogPosting::getHeadline
).build();
}
public interface BlogPostingIdentifier extends Identifier {
}
private static Form _buildBlogPostingForm(
Form.Builder formBuilder) {
return formBuilder.title(
__ -> "The blog posting form"
).description(
__ -> "This form can be used to create or update a blog posting"
).constructor(
BlogPostingForm::new
).addRequiredLinkedModel(
"creator", PersonIdentifier.class, BlogPostingForm::_setCreatorId
).addRequiredString(
"articleBody", BlogPostingForm::_setArticleBody
).addRequiredString(
"alternativeHeadline", BlogPostingForm::_setAlternativeHeadline
).addRequiredString(
"headline", BlogPostingForm::_setHeadline
).addRequiredNestedModelList(
"review", BlogPostingCollectionResource::_buildReviewForm,
BlogPostingForm::_setReviews
).build();
}
private static Form _buildRatingForm(
Form.Builder ratingFormBuilder) {
return ratingFormBuilder.title(
__ -> "The rating form"
).description(
__ -> "This form can be used to create a rating"
).constructor(
RatingForm::new
).addRequiredLinkedModel(
"author", PersonIdentifier.class, RatingForm::_setAuthorId
).addRequiredLong(
"ratingValue", RatingForm::_setRatingValue
).build();
}
private static Form _buildReviewForm(
Form.Builder reviewFormBuilder) {
return reviewFormBuilder.title(
__ -> "The review form"
).description(
__ -> "This form can be used to create a review"
).constructor(
ReviewForm::new
).addRequiredString(
"reviewBody", ReviewForm::_setReviewBody
).addRequiredNestedModel(
"rating", BlogPostingCollectionResource::_buildRatingForm,
ReviewForm::_setRating
).build();
}
private static final CustomRoute _SUBSCRIBE_ROUTE = new PostRoute() {
@Override
public String getName() {
return "subscribe";
}
};
@Reference
private BlogPostingActionRouter _blogPostingActionRouter;
private static class BlogPostingForm implements BlogPosting {
@Override
public String getAlternativeHeadline() {
return _alternativeHeadline;
}
@Override
public String getArticleBody() {
return _articleBody;
}
@Override
public Long getCreatorId() {
return _creatorId;
}
@Override
public Date getDateCreated() {
throw new UnsupportedOperationException();
}
@Override
public Date getDateModified() {
throw new UnsupportedOperationException();
}
@Override
public String getFileFormat() {
throw new UnsupportedOperationException();
}
@Override
public String getHeadline() {
return _headline;
}
@Override
public Long getId() {
throw new UnsupportedOperationException();
}
@Override
public List getReviews() {
return _reviews;
}
private void _setAlternativeHeadline(String alternativeHeadline) {
_alternativeHeadline = alternativeHeadline;
}
private void _setArticleBody(String articleBody) {
_articleBody = articleBody;
}
private void _setCreatorId(Long creator) {
_creatorId = creator;
}
private void _setHeadline(String headline) {
_headline = headline;
}
private void _setReviews(List reviews) {
Stream stream = reviews.stream();
_reviews = stream.map(
Review.class::cast
).collect(
Collectors.toList()
);
}
private String _alternativeHeadline;
private String _articleBody;
private Long _creatorId;
private String _headline;
private List _reviews;
}
private static class RatingForm implements Rating {
@Override
public Long getAuthorId() {
return _authorId;
}
@Override
public Long getRatingValue() {
return _ratingValue;
}
private void _setAuthorId(Long authorId) {
_authorId = authorId;
}
private void _setRatingValue(Long ratingValue) {
_ratingValue = ratingValue;
}
private Long _authorId;
private Long _ratingValue;
}
private static class ReviewForm implements Review {
@Override
public Rating getRating() {
return _rating;
}
@Override
public String getReviewBody() {
return _reviewBody;
}
private void _setRating(Rating rating) {
_rating = rating;
}
private void _setReviewBody(String reviewBody) {
_reviewBody = reviewBody;
}
private Rating _rating;
private String _reviewBody;
}
}