Add body field to Page

Author: XiangRongLin

extractor/src/main/java/org/schabi/newpipe/extractor/Page.java

@@ -11,32 +11,39 @@ public class Page implements Serializable {
     private final String id;
     private final List<String> ids;
     private final Map<String, String> cookies;
+    private final byte[] body;
 
-    public Page(final String url, final String id, final List<String> ids, final Map<String, String> cookies) {
+    public Page(final String url, final String id, final List<String> ids,
+                final Map<String, String> cookies, final byte[] body) {
         this.url = url;
         this.id = id;
         this.ids = ids;
         this.cookies = cookies;
+        this.body = body;
     }
 
     public Page(final String url) {
-        this(url, null, null, null);
+        this(url, null, null, null, null);
     }
 
     public Page(final String url, final String id) {
-        this(url, id, null, null);
+        this(url, id, null, null, null);
+    }
+
+    public Page(final String url, final byte[] body) {
+        this(url, null, null, null, body);
     }
 
     public Page(final String url, final Map<String, String> cookies) {
-        this(url, null, null, cookies);
+        this(url, null, null, cookies, null);
     }
 
     public Page(final List<String> ids) {
-        this(null, null, ids, null);
+        this(null, null, ids, null, null);
     }
 
     public Page(final List<String> ids, final Map<String, String> cookies) {
-        this(null, null, ids, cookies);
+        this(null, null, ids, cookies, null);
     }
 
     public String getUrl() {
@@ -59,4 +66,8 @@ public static boolean isValid(final Page page) {
         return page != null && (!isNullOrEmpty(page.getUrl())
                 || !isNullOrEmpty(page.getIds()));
     }
+
+    public byte[] getBody() {
+        return body;
+    }
 }