Provide methods to retrieve the query parameters that have been set.

Author: pfrenssen

src/Query.php

@@ -70,6 +70,25 @@ public function setParameter($name, $value)
         return $this;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getParameters()
+    {
+        return $this->parameters;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getParameter($name)
+    {
+        if (!array_key_exists($name, $this->parameters)) {
+            throw new \InvalidArgumentException("Parameter '$name' is not set.");
+        }
+        return $this->parameters[$name];
+    }
+
     /**
      * Prepares the query for execution.
      */

src/QueryInterface.php

@@ -32,6 +32,28 @@ public function setParameters(array $parameters);
      */
     public function setParameter($name, $value);
 
+    /**
+     * Returns the query parameters that have been set.
+     *
+     * @return array
+     *   An associative array of query parameters, keyed by parameter name.
+     */
+    public function getParameters();
+
+    /**
+     * Returns the query parameters with the given name.
+     *
+     * @param string $name
+     *   The name of the parameter.
+     *
+     * @return mixed
+     *   The value of the parameter.
+     *
+     * @throws \InvalidArgumentException
+     *   Thrown when the query parameter with the given name is not set.
+     */
+    public function getParameter($name);
+
     /**
      * Executes the query.
      *