--- /dev/null
+<?php
+
+/*
+ * This file is part of the Behat.
+ * (c) Konstantin Kudryashov <ever.zet@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Behat\Testwork\Output\Printer;
+
+use Behat\Testwork\Output\Printer\Factory\OutputFactory;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * @author Wouter J <wouter@wouterj.nl>
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+class StreamOutputPrinter implements OutputPrinter
+{
+ /**
+ * @var OutputInterface
+ */
+ private $output;
+ /**
+ * @var OutputFactory
+ */
+ private $outputFactory;
+
+ public function __construct(OutputFactory $outputFactory)
+ {
+ $this->outputFactory = $outputFactory;
+ }
+
+ /**
+ * @return OutputFactory
+ */
+ protected function getOutputFactory()
+ {
+ return $this->outputFactory;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function setOutputPath($path)
+ {
+ $this->outputFactory->setOutputPath($path);
+ $this->flush();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getOutputPath()
+ {
+ return $this->outputFactory->getOutputPath();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function setOutputStyles(array $styles)
+ {
+ $this->outputFactory->setOutputStyles($styles);
+ $this->flush();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getOutputStyles()
+ {
+ return $this->outputFactory->getOutputStyles();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function setOutputDecorated($decorated)
+ {
+ $this->outputFactory->setOutputDecorated($decorated);
+ $this->flush();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function isOutputDecorated()
+ {
+ return $this->outputFactory->isOutputDecorated();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function setOutputVerbosity($level)
+ {
+ $this->outputFactory->setOutputVerbosity($level);
+ $this->flush();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getOutputVerbosity()
+ {
+ return $this->outputFactory->getOutputVerbosity();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function write($messages)
+ {
+ $this->getWritingStream()->write($messages, false);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function writeln($messages = '')
+ {
+ $this->getWritingStream()->write($messages, true);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function flush()
+ {
+ $this->output = null;
+ }
+
+ /**
+ * Returns output instance, prepared to write.
+ *
+ * @return OutputInterface
+ */
+ final protected function getWritingStream()
+ {
+ if (null === $this->output) {
+ $this->output = $this->outputFactory->createOutput();
+ }
+
+ return $this->output;
+ }
+}