feature/undertow #4
4 changed files with 125 additions and 109 deletions
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@ -1,22 +1,17 @@
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package ch.fritteli.labyrinth.server;
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import ch.fritteli.labyrinth.generator.model.Labyrinth;
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import ch.fritteli.labyrinth.generator.renderer.html.HTMLRenderer;
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import ch.fritteli.labyrinth.generator.renderer.pdf.PDFRenderer;
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import ch.fritteli.labyrinth.generator.renderer.text.TextRenderer;
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import ch.fritteli.labyrinth.generator.serialization.SerializerDeserializer;
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import com.sun.net.httpserver.Headers;
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import com.sun.net.httpserver.HttpExchange;
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import com.sun.net.httpserver.HttpServer;
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import io.vavr.collection.HashMap;
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import io.vavr.collection.HashSet;
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import io.vavr.collection.List;
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import io.vavr.collection.Map;
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import io.vavr.collection.Set;
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import io.vavr.collection.Stream;
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import io.vavr.control.Option;
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import io.vavr.control.Try;
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import lombok.Getter;
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import lombok.NonNull;
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import lombok.extern.slf4j.Slf4j;
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import org.jetbrains.annotations.Nullable;
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@ -251,71 +246,4 @@ public class LabyrinthServer {
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return Stream.of(values()).find(param -> param.names.exists(name::equalsIgnoreCase));
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}
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}
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public enum OutputType {
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TEXT_PLAIN("text/plain; charset=UTF-8",
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labyrinth -> TextRenderer.newInstance().render(labyrinth).getBytes(StandardCharsets.UTF_8),
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"txt",
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false,
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"t",
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"text"
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),
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HTML("text/html",
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labyrinth -> HTMLRenderer.newInstance().render(labyrinth).getBytes(StandardCharsets.UTF_8),
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"html",
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false,
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"h",
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"html"
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),
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PDF("application/pdf", labyrinth -> PDFRenderer.newInstance().render(labyrinth), "pdf", false, "p", "pdf"),
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PDFFILE("application/pdf",
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labyrinth -> PDFRenderer.newInstance().render(labyrinth),
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"pdf",
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true,
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"f",
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"pdffile"
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),
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BINARY("application/octet-stream", SerializerDeserializer::serialize, "laby", true, "b", "binary");
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@Getter
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@NonNull
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private final String contentType;
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@NonNull
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private final List<String> names;
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@NonNull
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private final Function<Labyrinth, byte[]> render;
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@Getter
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private final boolean attachment;
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@Getter
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@NonNull
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private final String fileExtension;
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OutputType(@NonNull final String contentType,
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@NonNull final Function<Labyrinth, byte[]> render,
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@NonNull final String fileExtension,
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final boolean attachment,
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@NonNull final String... names) {
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this.contentType = contentType;
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this.render = render;
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this.fileExtension = fileExtension;
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this.attachment = attachment;
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this.names = List.of(names);
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}
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public static Option<OutputType> ofString(@Nullable final String name) {
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if (name == null) {
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return Option.none();
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}
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final String nameLC = name.toLowerCase();
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return Stream.of(values()).find(param -> param.names.contains(nameLC));
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}
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@Override
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public String toString() {
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return this.names.last();
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}
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public byte[] render(@NonNull final Labyrinth labyrinth) {
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return this.render.apply(labyrinth);
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}
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}
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}
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77
src/main/java/ch/fritteli/labyrinth/server/OutputType.java
Normal file
77
src/main/java/ch/fritteli/labyrinth/server/OutputType.java
Normal file
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@ -0,0 +1,77 @@
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package ch.fritteli.labyrinth.server;
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import ch.fritteli.labyrinth.generator.model.Labyrinth;
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import ch.fritteli.labyrinth.generator.renderer.html.HTMLRenderer;
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import ch.fritteli.labyrinth.generator.renderer.pdf.PDFRenderer;
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import ch.fritteli.labyrinth.generator.renderer.text.TextRenderer;
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import ch.fritteli.labyrinth.generator.serialization.SerializerDeserializer;
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import io.vavr.collection.List;
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import io.vavr.collection.Stream;
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import io.vavr.control.Option;
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import lombok.Getter;
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import lombok.NonNull;
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import org.jetbrains.annotations.Nullable;
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import java.nio.charset.StandardCharsets;
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import java.util.function.Function;
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public enum OutputType {
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TEXT_PLAIN("text/plain; charset=UTF-8",
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labyrinth -> TextRenderer.newInstance().render(labyrinth).getBytes(StandardCharsets.UTF_8),
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"txt",
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false,
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"t",
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"text"
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),
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HTML("text/html",
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labyrinth -> HTMLRenderer.newInstance().render(labyrinth).getBytes(StandardCharsets.UTF_8),
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"html",
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false,
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"h",
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"html"
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),
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PDF("application/pdf", labyrinth -> PDFRenderer.newInstance().render(labyrinth), "pdf", false, "p", "pdf"),
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PDFFILE("application/pdf", labyrinth -> PDFRenderer.newInstance().render(labyrinth), "pdf", true, "f", "pdffile"),
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BINARY("application/octet-stream", SerializerDeserializer::serialize, "laby", true, "b", "binary");
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@Getter
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@NonNull
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private final String contentType;
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@NonNull
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private final List<String> names;
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@NonNull
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private final Function<Labyrinth, byte[]> render;
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@Getter
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private final boolean attachment;
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@Getter
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@NonNull
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private final String fileExtension;
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OutputType(@NonNull final String contentType,
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@NonNull final Function<Labyrinth, byte[]> render,
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@NonNull final String fileExtension,
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final boolean attachment,
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@NonNull final String... names) {
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this.contentType = contentType;
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this.render = render;
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this.fileExtension = fileExtension;
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this.attachment = attachment;
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this.names = List.of(names);
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}
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public static Option<OutputType> ofString(@Nullable final String name) {
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if (name == null) {
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return Option.none();
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}
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final String nameLC = name.toLowerCase();
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return Stream.of(values()).find(param -> param.names.contains(nameLC));
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}
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@Override
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public String toString() {
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return this.names.last();
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}
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public byte[] render(@NonNull final Labyrinth labyrinth) {
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return this.render.apply(labyrinth);
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}
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}
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@ -0,0 +1,45 @@
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package ch.fritteli.labyrinth.server.undertow_playground;
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import ch.fritteli.labyrinth.generator.model.Labyrinth;
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import ch.fritteli.labyrinth.server.OutputType;
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import io.undertow.server.HttpHandler;
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import io.undertow.server.HttpServerExchange;
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import io.undertow.util.Headers;
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import io.undertow.util.HttpString;
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import io.vavr.control.Option;
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import lombok.extern.slf4j.Slf4j;
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import java.nio.ByteBuffer;
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import java.util.Deque;
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import java.util.Map;
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import java.util.Random;
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@Slf4j
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class LabyrinthHttpHandler implements HttpHandler {
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@Override
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public void handleRequest(HttpServerExchange exchange) throws Exception {
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if (exchange.isInIoThread()) {
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exchange.dispatch(this);
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return;
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}
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final Map<String, Deque<String>> queryParameters = exchange.getQueryParameters();
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final Option<String> output = UndertowPlayground.getFirstOption(queryParameters, "output");
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final Option<Integer> width = UndertowPlayground.getIntOption(queryParameters, "width");
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final Option<Integer> height = UndertowPlayground.getIntOption(queryParameters, "height");
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final Option<Integer> id = UndertowPlayground.getIntOption(queryParameters, "id");
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log.info("Output: {}", output);
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log.info("Width: {}", width);
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log.info("Height: {}", height);
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log.info("Id: {}", id);
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final Integer theId = id.getOrElse(() -> new Random().nextInt());
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final Labyrinth labyrinth = new Labyrinth(width.get(), height.get(), theId);
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final OutputType outputType = output.flatMap(OutputType::ofString).get();
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final byte[] result = outputType.render(labyrinth);
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exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, outputType.getContentType());
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exchange.getResponseHeaders().put(HttpString.tryFromString("X-Labyrinth-ID"), String.valueOf(theId));
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exchange.getResponseHeaders().put(HttpString.tryFromString("X-Labyrinth-Width"), String.valueOf(width.get()));
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exchange.getResponseHeaders().put(HttpString.tryFromString("X-Labyrinth-Height"), String.valueOf(height.get()));
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exchange.getResponseSender().send(ByteBuffer.wrap(result));
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}
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}
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@ -1,54 +1,20 @@
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package ch.fritteli.labyrinth.server.undertow_playground;
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import ch.fritteli.labyrinth.generator.model.Labyrinth;
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import ch.fritteli.labyrinth.server.LabyrinthServer;
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import io.undertow.server.HttpHandler;
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import io.undertow.server.HttpServerExchange;
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import io.undertow.server.RoutingHandler;
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import io.undertow.util.HeaderValues;
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import io.undertow.util.Headers;
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import io.undertow.util.HttpString;
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import io.vavr.control.Option;
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import lombok.NonNull;
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import lombok.extern.slf4j.Slf4j;
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import java.nio.ByteBuffer;
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import java.util.Deque;
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import java.util.Map;
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import java.util.Random;
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@Slf4j
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public class UndertowPlayground {
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public static final RoutingHandler r = new RoutingHandler().get("/create/{output}", new HttpHandler() {
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@Override
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public void handleRequest(HttpServerExchange exchange) throws Exception {
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if (exchange.isInIoThread()) {
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exchange.dispatch(this);
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return;
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}
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final Map<String, Deque<String>> queryParameters = exchange.getQueryParameters();
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final Option<String> output = getFirstOption(queryParameters, "output");
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final Option<Integer> width = getIntOption(queryParameters, "width");
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final Option<Integer> height = getIntOption(queryParameters, "height");
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final Option<Integer> id = getIntOption(queryParameters, "id");
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log.info("Output: {}", output);
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log.info("Width: {}", width);
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log.info("Height: {}", height);
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log.info("Id: {}", id);
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final Integer theId = id.getOrElse(() -> new Random().nextInt());
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final Labyrinth labyrinth = new Labyrinth(width.get(), height.get(), theId);
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final LabyrinthServer.OutputType outputType = output.flatMap(LabyrinthServer.OutputType::ofString).get();
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final byte[] result = outputType.render(labyrinth);
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exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, outputType.getContentType());
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exchange.getResponseHeaders().put(HttpString.tryFromString("X-Labyrinth-ID"), String.valueOf(theId));
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exchange.getResponseHeaders()
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.put(HttpString.tryFromString("X-Labyrinth-Width"), String.valueOf(width.get()));
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exchange.getResponseHeaders()
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.put(HttpString.tryFromString("X-Labyrinth-Height"), String.valueOf(height.get()));
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exchange.getResponseSender().send(ByteBuffer.wrap(result));
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}
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}).post("/render", new HttpHandler() {
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public static final RoutingHandler r = new RoutingHandler().get("/create/{output}", new LabyrinthHttpHandler()).post("/render", new HttpHandler() {
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@Override
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public void handleRequest(final HttpServerExchange exchange) {
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if (exchange.isInIoThread()) {
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@ -67,13 +33,13 @@ public class UndertowPlayground {
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});
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@NonNull
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private static Option<Integer> getIntOption(@NonNull final Map<String, Deque<String>> queryParams,
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public static Option<Integer> getIntOption(@NonNull final Map<String, Deque<String>> queryParams,
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@NonNull final String paramName) {
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return getFirstOption(queryParams, paramName).toTry().map(Integer::parseInt).toOption();
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}
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@NonNull
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private static Option<String> getFirstOption(@NonNull final Map<String, Deque<String>> queryParams,
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public static Option<String> getFirstOption(@NonNull final Map<String, Deque<String>> queryParams,
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@NonNull final String paramName) {
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return Option.of(queryParams.get(paramName)).map(Deque::peek).flatMap(Option::of);
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}
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