diff --git a/src/Constrict/ConstrictResponse.php b/src/Constrict/ConstrictResponse.php
index 89779ff..236f357 100644
--- a/src/Constrict/ConstrictResponse.php
+++ b/src/Constrict/ConstrictResponse.php
@@ -3,7 +3,10 @@ declare(strict_types=1);
 
 namespace Kiri\Router\Constrict;
 
+use Kiri\Core\Help;
+use Kiri\Core\Xml;
 use Kiri\Router\ContentType;
+use Kiri\Router\StreamResponse;
 use Psr\Http\Message\ResponseInterface;
 
 class ConstrictResponse extends Message implements ResponseInterface
@@ -26,6 +29,72 @@ class ConstrictResponse extends Message implements ResponseInterface
 		return $this;
 	}
 
+
+	/**
+	 * @param mixed $data
+	 * @param int $statusCode
+	 * @param ContentType $type
+	 * @return $this
+	 */
+	public function write(mixed $data, int $statusCode = 200, ContentType $type = ContentType::JSON): static
+	{
+		if ($data instanceof \Stringable) {
+			$this->getBody()->write($data->__toString());
+		} else {
+			$this->getBody()->write((string)$data);
+		}
+		return $this->withContentType($type)->withStatus($statusCode);
+	}
+
+
+	/**
+	 * @param mixed $data
+	 * @param int $statusCode
+	 * @return $this
+	 */
+	public function xml(array $data, int $statusCode = 200): static
+	{
+		$this->getBody()->write(Help::toXml($data));
+		return $this->withContentType(ContentType::XML)->withStatus($statusCode);
+	}
+
+
+	/**
+	 * @param array $content
+	 * @param int $statusCode
+	 * @return $this
+	 */
+	public function json(array $content, int $statusCode = 200): static
+	{
+		$this->getBody()->write(json_encode($content));
+		return $this->withContentType(ContentType::JSON)->withStatus($statusCode);
+	}
+
+
+	/**
+	 * @param string $content
+	 * @param int $statusCode
+	 * @return $this
+	 */
+	public function html(string $content, int $statusCode = 200): static
+	{
+		$this->getBody()->write($content);
+		return $this->withContentType(ContentType::HTML)->withStatus($statusCode);
+	}
+
+
+	/**
+	 * @param string $content
+	 * @param int $statusCode
+	 * @return $this
+	 */
+	public function sendfile(string $content, int $statusCode = 200): ResponseInterface
+	{
+		$stream = new StreamResponse();
+		$stream->withBody(new Stream(fopen($content, 'r+')));
+		return $stream->withStatus($statusCode);
+	}
+
 	/**
 	 * Gets the response status code.
 	 *
@@ -88,12 +157,11 @@ class ConstrictResponse extends Message implements ResponseInterface
 	}
 
 
-
 	/**
 	 * @param object $response
 	 * @return void
 	 */
-	public function write(object $response): void
+	public function end(object $response): void
 	{
 		$response->end($this->getBody()->getContents());
 	}
diff --git a/src/Constrict/Stream.php b/src/Constrict/Stream.php
index ec6d050..948898f 100644
--- a/src/Constrict/Stream.php
+++ b/src/Constrict/Stream.php
@@ -15,9 +15,9 @@ class Stream implements StreamInterface
 
 
 	/**
-	 * @param string $content
+	 * @param mixed $content
 	 */
-	public function __construct(string $content = '')
+	public function __construct(mixed $content = '')
 	{
 		$this->content = $content;
 	}
diff --git a/src/HttpResponseEmitter.php b/src/HttpResponseEmitter.php
index 1385dea..de61b7c 100644
--- a/src/HttpResponseEmitter.php
+++ b/src/HttpResponseEmitter.php
@@ -23,7 +23,7 @@ class HttpResponseEmitter implements ResponseEmitter
 		// TODO: Implement sender() method.
 		$this->writeParams($proxy, $response);
 
-		$proxy->write($response);
+		$proxy->end($response);
 	}
 
 
diff --git a/src/Response.php b/src/Response.php
index be79e6c..419399b 100644
--- a/src/Response.php
+++ b/src/Response.php
@@ -28,6 +28,62 @@ class Response implements ResponseInterface
 	}
 
 
+	/**
+	 * @param array $content
+	 * @param int $statusCode
+	 * @return ResponseInterface
+	 */
+	public function json(array $content, int $statusCode = 200): ResponseInterface
+	{
+		return $this->__call__(__FUNCTION__, $content, $statusCode);
+	}
+
+
+	/**
+	 * @param array $content
+	 * @param int $statusCode
+	 * @return ResponseInterface
+	 */
+	public function xml(array $content, int $statusCode = 200): ResponseInterface
+	{
+		return $this->__call__(__FUNCTION__, $content, $statusCode);
+	}
+
+
+	/**
+	 * @param string $content
+	 * @param int $statusCode
+	 * @return ResponseInterface
+	 */
+	public function html(string $content, int $statusCode = 200): ResponseInterface
+	{
+		return $this->__call__(__FUNCTION__, $content, $statusCode);
+	}
+
+
+	/**
+	 * @param string $content
+	 * @param int $statusCode
+	 * @return ResponseInterface
+	 */
+	public function sendfile(string $content, int $statusCode = 200): ResponseInterface
+	{
+		return $this->__call__(__FUNCTION__, $content, $statusCode);
+	}
+
+
+	/**
+	 * @param mixed $data
+	 * @param int $statusCode
+	 * @param ContentType $type
+	 * @return Response
+	 */
+	public function write(mixed $data, int $statusCode = 200, ContentType $type = ContentType::JSON): static
+	{
+		return $this->__call__(__FUNCTION__, $data, $statusCode, $type);
+	}
+
+
 	/**
 	 * @param string $method
 	 * @param mixed ...$params