Fixing type hints on Document that should hints on DocumentInterface.

library/Solarium/QueryType/Extract/Query.php

@@ -45,7 +45,7 @@ namespace Solarium\QueryType\Extract;
 use Solarium\Core\Query\Query as BaseQuery;
 use Solarium\Core\Client\Client;
 use Solarium\QueryType\Update\ResponseParser as UpdateResponseParser;
-use Solarium\QueryType\Update\Query\Document\Document;
+use Solarium\QueryType\Update\Query\Document\DocumentInterface;
 
 /**
  * Extract query
@@ -131,7 +131,7 @@ class Query extends BaseQuery
      * The fields in the document are indexed together with the generated
      * fields that Solr extracts from the file.
      *
-     * @param  Document $document
+     * @param  DocumentInterface $document
      * @return self
      */
     public function setDocument($document)
@@ -142,7 +142,7 @@ class Query extends BaseQuery
     /**
      * Get the document with literal fields and boost settings
      *
-     * @return Document|null
+     * @return DocumentInterface|null
      */
     public function getDocument()
     {
@@ -394,7 +394,7 @@ class Query extends BaseQuery
      *
      * @param  array    $fields
      * @param  array    $boosts
-     * @return Document
+     * @return DocumentInterface
      */
     public function createDocument($fields = array(), $boosts = array())
     {

library/Solarium/QueryType/Update/Query/Command/Add.php

@@ -38,7 +38,7 @@
  */
 namespace Solarium\QueryType\Update\Query\Command;
 use Solarium\QueryType\Update\Query\Query as UpdateQuery;
-use Solarium\QueryType\Update\Query\Document\Document;
+use Solarium\QueryType\Update\Query\Document\DocumentInterface;
 use Solarium\Exception\RuntimeException;
 
 /**
@@ -70,12 +70,12 @@ class Add extends Command
      * Add a single document
      *
      * @throws RuntimeException
-     * @param  Document         $document
-     * @return self             Provides fluent interface
+     * @param  DocumentInterface $document
+     * @return self              Provides fluent interface
      */
     public function addDocument($document)
     {
-        if (!($document instanceof Document)) {
+        if (!($document instanceof DocumentInterface)) {
             throw new RuntimeException('Documents must implement the document interface');
         }
 
@@ -115,7 +115,7 @@ class Add extends Command
     /**
      * Get all documents
      *
-     * @return Document[]
+     * @return DocumentInterface[]
      */
     public function getDocuments()
     {

library/Solarium/QueryType/Update/Query/Query.php

@@ -349,10 +349,10 @@ class Query extends BaseQuery
      * If you need more control, like choosing a key for the command you need to
      * create you own command instance and use the add method.
      *
-     * @param  Document $document
-     * @param  boolean  $overwrite
-     * @param  int      $commitWithin
-     * @return self     Provides fluent interface
+     * @param  DocumentInterface $document
+     * @param  boolean           $overwrite
+     * @param  int               $commitWithin
+     * @return self              Provides fluent interface
      */
     public function addDocument($document, $overwrite = null,
                                 $commitWithin = null)