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import java.io.PrintWriter; | |
import java.net.URI; | |
import java.net.http.HttpClient; | |
import java.net.http.HttpRequest; | |
import java.net.http.HttpResponse; | |
import java.util.ArrayList; | |
import java.util.List; | |
import java.util.regex.Matcher; | |
import java.util.regex.Pattern; | |
import java.util.stream.Collectors; | |
import java.util.stream.Stream; | |
class SevenDaysOfCodeJavaDay4 { | |
public static void main(String[] args) throws Exception { | |
String apiKey = "<sua_chave>"; | |
URI apiIMDB = URI.create("https://imdb-api.com/en/API/Top250TVs/" + apiKey); | |
HttpClient client = HttpClient.newHttpClient(); | |
HttpRequest request = HttpRequest.newBuilder().uri(apiIMDB).build(); | |
HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString()); | |
String json = response.body(); | |
List<Movie> movies = parse(json); | |
PrintWriter writer = new PrintWriter("content.html"); | |
new HtmlGenerator(writer).generate(movies); | |
writer.close(); | |
} | |
private static List<Movie> parse(String json) { | |
String[] moviesArray = parseJsonMovies(json); | |
List<String> titles = parseTitles(moviesArray); | |
List<String> urlImages = parseUrlImages(moviesArray); | |
List<String> ratings = parseRatings(moviesArray); | |
List<String> years = parseYears(moviesArray); | |
List<Movie> movies = new ArrayList<>(titles.size()); | |
for (int i =0; i < titles.size(); i++) { | |
movies.add(new Movie(titles.get(i), urlImages.get(i) , ratings.get(i), years.get(i))); | |
} | |
return movies; | |
} | |
private static String[] parseJsonMovies(String json) { | |
Matcher matcher = Pattern.compile(".*\\[(.*)\\].*").matcher(json); | |
if (!matcher.matches()) { | |
throw new IllegalArgumentException("no match in " + json); | |
} | |
String[] moviesArray = matcher.group(1).split("\\},\\{"); | |
moviesArray[0] = moviesArray[0].substring(1); | |
int last = moviesArray.length - 1; | |
String lastString = moviesArray[last]; | |
moviesArray[last] = lastString.substring(0, lastString.length() - 1); | |
return moviesArray; | |
} | |
private static List<String> parseTitles(String[] moviesArray) { | |
return parseAttribute(moviesArray, 3); | |
} | |
private static List<String> parseUrlImages(String[] moviesArray) { | |
return parseAttribute(moviesArray, 5); | |
} | |
private static List<String> parseRatings(String[] moviesArray) { | |
return parseAttribute(moviesArray, 7); | |
} | |
private static List<String> parseYears(String[] moviesArray) { | |
return parseAttribute(moviesArray, 4); | |
} | |
private static List<String> parseAttribute(String[] jsonMovies, int pos) { | |
return Stream.of(jsonMovies) | |
.map(e -> e.split("\",\"")[pos]) | |
.map(e -> e.split(":\"")[1]) | |
.map(e -> e.replaceAll("\"", "")) | |
.collect(Collectors.toList()); | |
} | |
} | |
record Movie(String title, String urlImage, String rating, String year) { | |
} | |
class HtmlGenerator { | |
private final PrintWriter writer; | |
public HtmlGenerator(PrintWriter writer) { | |
this.writer = writer; | |
} | |
public void generate(List<Movie> movies) { | |
writer.println( | |
""" | |
<html> | |
<head> | |
<meta charset=\"utf-8\"> | |
<meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\"> | |
<link rel=\"stylesheet\" href=\"https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css\" | |
+ "integrity=\"sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm\" crossorigin=\"anonymous\"> | |
</head> | |
<body> | |
"""); | |
for (Movie movie : movies) { | |
String div = | |
""" | |
<div class=\"card text-white bg-dark mb-3\" style=\"max-width: 18rem;\"> | |
<h4 class=\"card-header\">%s</h4> | |
<div class=\"card-body\"> | |
<img class=\"card-img\" src=\"%s\" alt=\"%s\"> | |
<p class=\"card-text mt-2\">Nota: %s - Ano: %s</p> | |
</div> | |
</div> | |
"""; | |
writer.println(String.format(div, movie.title(), movie.urlImage(), movie.title(), movie.rating(), movie.year())); | |
} | |
writer.println( | |
""" | |
</body> | |
</html> | |
"""); | |
} | |
} |
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ta usando maven? tmb uso o VS Code p/ td
vai la na pom.xml e coloca <java.version>"8,11 etc"</java.version>
poe na v"15" que vai fluir