diff core/modules/workflows/src/TransitionInterface.php @ 0:c75dbcec494b

Initial commit from drush-created site

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/workflows/src/TransitionInterface.php	Thu Jul 05 14:24:15 2018 +0000
@@ -0,0 +1,71 @@
+<?php
+
+namespace Drupal\workflows;
+
+/**
+ * A transition value object that describes the transition between two states.
+ *
+ * @internal
+ *   The TransitionInterface should only be used by Workflows and Content
+ *   Moderation.
+ *
+ * @todo Revisit the need for this in https://www.drupal.org/node/2902309.
+ */
+interface TransitionInterface {
+
+  /**
+   * The key of the transition plugin form.
+   */
+  const PLUGIN_FORM_KEY = 'transition';
+
+  /**
+   * The transition direction from.
+   */
+  const DIRECTION_FROM = 'from';
+
+  /**
+   * The transition direction to.
+   */
+  const DIRECTION_TO = 'to';
+
+  /**
+   * Gets the transition's ID.
+   *
+   * @return string
+   *   The transition's ID.
+   */
+  public function id();
+
+  /**
+   * Gets the transition's label.
+   *
+   * @return string
+   *   The transition's label.
+   */
+  public function label();
+
+  /**
+   * Gets the transition's from states.
+   *
+   * @return \Drupal\workflows\StateInterface[]
+   *   The transition's from states.
+   */
+  public function from();
+
+  /**
+   * Gets the transition's to state.
+   *
+   * @return \Drupal\workflows\StateInterface
+   *   The transition's to state.
+   */
+  public function to();
+
+  /**
+   * Gets the transition's weight.
+   *
+   * @return string
+   *   The transition's weight.
+   */
+  public function weight();
+
+}