org.springframework.data.mongodb.core.query.TextCriteria Java Examples

@Test
public void testFullSearch(){
    final TextCriteria textCriteria = TextCriteria.forDefaultLanguage().matching("Gatsby");
    final List<Book> books = bookRepository.findAllBy(textCriteria);
    //find using query: { "$text" : { "$search" : "Gatsby"}} fields: { "score" : { "$meta" : "textScore"}} for class: class com.oreilly.sdata.Book in collection: book

    books.forEach(b -> log.info(b.toString()));
    // Book(bookId=5ba144447c04cb2d09cf1109, title=The Great Gatsby, publishDate=Mon Dec 29 23:46:40 EET 2014, pageCount=220, price=7.4, author=Author(authorId=null, firstName=F.Scoot, lastName=Fitzgerald, country=United States), tags=[Best Seller], location=Library(libraryId=null, name=San Francisco Public Library, coords=Point [x=-122.413964, y=37.787228]), description=null, score=3.75)
    // Book(bookId=5ba146677c045727399d9969, title=The Great Gatsby, publishDate=Mon Dec 29 23:46:40 EET 2014, pageCount=220, price=7.4, author=Author(authorId=null, firstName=F.Scoot, lastName=Fitzgerald, country=United States), tags=[Best Seller], location=Library(libraryId=null, name=San Francisco Public Library, coords=Point [x=-122.413964, y=37.787228]), description=null, score=3.75)
    // Book(bookId=5ba146c27c045368b51c69d1, title=The Great Gatsby, publishDate=Mon Dec 29 23:46:40 EET 2014, pageCount=220, price=7.4, author=Author(authorId=null, firstName=F.Scoot, lastName=Fitzgerald, country=United States), tags=[Best Seller], location=Library(libraryId=null, name=San Francisco Public Library, coords=Point [x=-122.413964, y=37.787228]), description=null, score=3.75)
}
 

@Override
public List<Artifact> getArtifactsByQuery(String projectQuery) {
	TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingAny(projectQuery);
	org.springframework.data.mongodb.core.query.Query query = TextQuery.queryText(criteria).sortByScore()
			.with(new PageRequest(0, 5));
	List<Artifact> recipes = template.find(query, Artifact.class);
	return recipes;
}
 

@Override
public List<Artifact> getArtifactsByQuery(String projectQuery, Pageable page) {
	TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingAny(projectQuery);
	org.springframework.data.mongodb.core.query.Query query = TextQuery.queryText(criteria).sortByScore()
			.with(page);
	query.addCriteria(Criteria.where("type.name").ne("FOCUS"));
	List<Artifact> recipes = template.find(query, Artifact.class);
	if (page.getSort().getOrderFor("temp").getDirection() == Direction.ASC)
		return Lists.reverse(recipes);
	return recipes;
}
 

/**
 * Show how to do simple matching. <br />
 * Note that text search is case insensitive and will also find entries like {@literal releases}.
 */
@Test
public void findAllBlogPostsWithRelease() {

	TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingAny("release");
	List<BlogPost> blogPosts = repo.findAllBy(criteria);

	printResult(blogPosts, criteria);
}
 

/**
 * Simple matching using negation.
 */
@Test
public void findAllBlogPostsWithReleaseButHeyIDoWantTheEngineeringStuff() {

	TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingAny("release").notMatching("engineering");
	List<BlogPost> blogPosts = repo.findAllBy(criteria);

	printResult(blogPosts, criteria);
}
 

/**
 * Phrase matching looks for the whole phrase as one.
 */
@Test
public void findAllBlogPostsByPhrase() {

	TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingPhrase("release candidate");
	List<BlogPost> blogPosts = repo.findAllBy(criteria);

	printResult(blogPosts, criteria);
}
 

/**
 * Sort by relevance relying on the value marked with {@link TextScore}.
 */
@Test
public void findAllBlogPostsByPhraseSortByScore() {

	TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingPhrase("release candidate");
	List<BlogPost> blogPosts = repo.findAllByOrderByScoreDesc(criteria);

	printResult(blogPosts, criteria);
}
 

/**
 * Show how to do simple matching. Note that text search is case insensitive and will also find entries like
 * {@literal releases}.
 */
@Test
public void findAllBlogPostsWithRelease() {

	TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingAny("release");
	List<BlogPost> blogPosts = operations.find(query(criteria), BlogPost.class);

	printResult(blogPosts, criteria);
}
 

/**
 * Sort by relevance relying on the value marked with {@link org.springframework.data.mongodb.core.mapping.TextScore}.
 */
@Test
public void findAllBlogPostsByPhraseSortByScore() {

	TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingPhrase("release");

	TextQuery query = new TextQuery(criteria);
	query.setScoreFieldName("score");
	query.sortByScore();

	List<BlogPost> blogPosts = operations.find(query, BlogPost.class);

	printResult(blogPosts, criteria);
}
 

List<Book> findAllBy(TextCriteria textCriteria); 

List<BlogPost> findAllBy(TextCriteria criteria); 

List<BlogPost> findAllByOrderByScoreDesc(TextCriteria criteria);