From 2c27d818de8a63f7263ed4c267270226473a6f0b Mon Sep 17 00:00:00 2001
From: Tianhua Ran <tianhua.ran@liulishuo.com>
Date: Wed, 4 Dec 2019 20:10:51 +0800
Subject: [PATCH] fix: single connection cannot start download without
 supporting seek

Closes #1200
---
 .../com/liulishuo/filedownloader/download/FetchDataTask.java   | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/library/src/main/java/com/liulishuo/filedownloader/download/FetchDataTask.java b/library/src/main/java/com/liulishuo/filedownloader/download/FetchDataTask.java
index 2e69cf3f..69531d16 100644
--- a/library/src/main/java/com/liulishuo/filedownloader/download/FetchDataTask.java
+++ b/library/src/main/java/com/liulishuo/filedownloader/download/FetchDataTask.java
@@ -116,7 +116,8 @@ public void run() throws IOException, IllegalAccessException, IllegalArgumentExc
 
         try {
             final boolean isSupportSeek = CustomComponentHolder.getImpl().isSupportSeek();
-            if (hostRunnable != null && !isSupportSeek) {
+            final boolean isMultiConnection = connectionIndex >= 0;
+            if (isMultiConnection && !isSupportSeek) {
                 throw new IllegalAccessException(
                         "can't using multi-download when the output stream can't support seek");
             }