Added default constructors and base classes for errors

Author: LatvianModder

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/HTTPRequest.java

@@ -6,6 +6,7 @@
 import dev.latvian.apps.tinyserver.error.InvalidPathException;
 import dev.latvian.apps.tinyserver.http.response.HTTPPayload;
 import dev.latvian.apps.tinyserver.http.response.HTTPResponse;
+import dev.latvian.apps.tinyserver.http.response.error.client.LengthRequiredError;
 import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.Nullable;
 
@@ -147,7 +148,7 @@ public ByteBuffer bodyBuffer() throws IOException {
 			var h = header("Content-Length");
 
 			if (h.isEmpty()) {
-				throw new IOException("Content-Length header not found, chunked encoding not supported");
+				throw new LengthRequiredError();
 			}
 
 			int len = Integer.parseInt(h);

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/HTTPPayload.java

@@ -208,7 +208,7 @@ public void process(HTTPRequest req, int keepAliveTimeout, int maxKeepAliveConne
 		}
 	}
 
-	public void write(HTTPConnection connection, boolean writeBody) throws IOException {
+	public void write(HTTPConnection<?> connection, boolean writeBody) throws IOException {
 		connection.write(status.responseBuffer().duplicate());
 
 		int size = 2;

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/BadRequestError.java

@@ -2,24 +2,26 @@
 
 import dev.latvian.apps.tinyserver.http.response.HTTPStatus;
 
-public class HTTPError extends RuntimeException {
-	private final HTTPStatus status;
+public abstract class HTTPError extends RuntimeException {
 	private Object extraData;
 
-	public HTTPError(HTTPStatus status, String message) {
+	public HTTPError() {
+	}
+
+	public HTTPError(String message) {
 		super(message);
-		this.status = status;
 	}
 
-	public HTTPError(HTTPStatus status, String message, Throwable cause) {
+	public HTTPError(String message, Throwable cause) {
 		super(message, cause);
-		this.status = status;
 	}
 
-	public HTTPStatus getStatus() {
-		return status;
+	public HTTPError(Throwable cause) {
+		super(cause);
 	}
 
+	public abstract HTTPStatus getStatus();
+
 	public Object getExtraData() {
 		return extraData;
 	}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/ForbiddenError.java

@@ -0,0 +1,25 @@
+package dev.latvian.apps.tinyserver.http.response.error.client;
+
+import dev.latvian.apps.tinyserver.http.response.HTTPStatus;
+
+public class BadRequestError extends ClientError {
+	public BadRequestError() {
+	}
+
+	public BadRequestError(String message) {
+		super(message);
+	}
+
+	public BadRequestError(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public BadRequestError(Throwable cause) {
+		super(cause);
+	}
+
+	@Override
+	public HTTPStatus getStatus() {
+		return HTTPStatus.BAD_REQUEST;
+	}
+}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/HTTPError.java

@@ -0,0 +1,20 @@
+package dev.latvian.apps.tinyserver.http.response.error.client;
+
+import dev.latvian.apps.tinyserver.http.response.error.HTTPError;
+
+public abstract class ClientError extends HTTPError {
+	public ClientError() {
+	}
+
+	public ClientError(String message) {
+		super(message);
+	}
+
+	public ClientError(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public ClientError(Throwable cause) {
+		super(cause);
+	}
+}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/InternalError.java

@@ -0,0 +1,25 @@
+package dev.latvian.apps.tinyserver.http.response.error.client;
+
+import dev.latvian.apps.tinyserver.http.response.HTTPStatus;
+
+public class ForbiddenError extends ClientError {
+	public ForbiddenError() {
+	}
+
+	public ForbiddenError(String message) {
+		super(message);
+	}
+
+	public ForbiddenError(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public ForbiddenError(Throwable cause) {
+		super(cause);
+	}
+
+	@Override
+	public HTTPStatus getStatus() {
+		return HTTPStatus.FORBIDDEN;
+	}
+}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/NotFoundError.java

@@ -0,0 +1,10 @@
+package dev.latvian.apps.tinyserver.http.response.error.client;
+
+import dev.latvian.apps.tinyserver.http.response.HTTPStatus;
+
+public class LengthRequiredError extends ClientError {
+	@Override
+	public HTTPStatus getStatus() {
+		return HTTPStatus.LENGTH_REQUIRED;
+	}
+}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/NotImplementedError.java

@@ -0,0 +1,25 @@
+package dev.latvian.apps.tinyserver.http.response.error.client;
+
+import dev.latvian.apps.tinyserver.http.response.HTTPStatus;
+
+public class NotFoundError extends ClientError {
+	public NotFoundError() {
+	}
+
+	public NotFoundError(String message) {
+		super(message);
+	}
+
+	public NotFoundError(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public NotFoundError(Throwable cause) {
+		super(cause);
+	}
+
+	@Override
+	public HTTPStatus getStatus() {
+		return HTTPStatus.NOT_FOUND;
+	}
+}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/UnauthorizedError.java

@@ -0,0 +1,25 @@
+package dev.latvian.apps.tinyserver.http.response.error.client;
+
+import dev.latvian.apps.tinyserver.http.response.HTTPStatus;
+
+public class UnauthorizedError extends ClientError {
+	public UnauthorizedError() {
+	}
+
+	public UnauthorizedError(String message) {
+		super(message);
+	}
+
+	public UnauthorizedError(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public UnauthorizedError(Throwable cause) {
+		super(cause);
+	}
+
+	@Override
+	public HTTPStatus getStatus() {
+		return HTTPStatus.UNAUTHORIZED;
+	}
+}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/client/BadRequestError.java

@@ -0,0 +1,25 @@
+package dev.latvian.apps.tinyserver.http.response.error.server;
+
+import dev.latvian.apps.tinyserver.http.response.HTTPStatus;
+
+public class InternalError extends ServerError {
+	public InternalError() {
+	}
+
+	public InternalError(String message) {
+		super(message);
+	}
+
+	public InternalError(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public InternalError(Throwable cause) {
+		super(cause);
+	}
+
+	@Override
+	public HTTPStatus getStatus() {
+		return HTTPStatus.INTERNAL_ERROR;
+	}
+}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/client/ClientError.java

@@ -0,0 +1,25 @@
+package dev.latvian.apps.tinyserver.http.response.error.server;
+
+import dev.latvian.apps.tinyserver.http.response.HTTPStatus;
+
+public class NotImplementedError extends ServerError {
+	public NotImplementedError() {
+	}
+
+	public NotImplementedError(String message) {
+		super(message);
+	}
+
+	public NotImplementedError(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public NotImplementedError(Throwable cause) {
+		super(cause);
+	}
+
+	@Override
+	public HTTPStatus getStatus() {
+		return HTTPStatus.NOT_IMPLEMENTED;
+	}
+}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/client/ForbiddenError.java

@@ -0,0 +1,20 @@
+package dev.latvian.apps.tinyserver.http.response.error.server;
+
+import dev.latvian.apps.tinyserver.http.response.error.HTTPError;
+
+public abstract class ServerError extends HTTPError {
+	public ServerError() {
+	}
+
+	public ServerError(String message) {
+		super(message);
+	}
+
+	public ServerError(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public ServerError(Throwable cause) {
+		super(cause);
+	}
+}

Diff for: src/main/java/dev/latvian/apps/tinyserver/http/response/error/client/LengthRequiredError.java

@@ -2,7 +2,7 @@
 
 import dev.latvian.apps.tinyserver.HTTPConnection;
 import dev.latvian.apps.tinyserver.http.response.HTTPResponse;
-import dev.latvian.apps.tinyserver.http.response.error.UnauthorizedError;
+import dev.latvian.apps.tinyserver.http.response.error.client.UnauthorizedError;
 import dev.latvian.apps.tinyserver.ws.WSHandler;
 
 import java.io.IOException;
@@ -99,7 +99,7 @@ private static HTTPResponse stop(TestRequest req) {
 	}
 
 	private static HTTPResponse error(TestRequest req) {
-		throw new UnauthorizedError(null);
+		throw new UnauthorizedError();
 	}
 
 	private static HTTPResponse form(TestRequest req) {