fix fetching content info (#27)

Author: danikula

README.md

@@ -21,7 +21,7 @@ repositories {
     jcenter()
 }
 dependencies {
-    compile 'com.danikula:videocache:2.3.2'
+    compile 'com.danikula:videocache:2.3.3'
 }
 ```
 

library/build.gradle

@@ -26,7 +26,7 @@ publish {
     userOrg = 'alexeydanilov'
     groupId = 'com.danikula'
     artifactId = 'videocache'
-    publishVersion = '2.3.2'
+    publishVersion = '2.3.3'
     description = 'Cache support for android VideoView'
     website = 'https://github.com/danikula/AndroidVideoCache'
 }

library/src/main/java/com/danikula/videocache/HttpUrlSource.java

@@ -58,7 +58,7 @@ public synchronized int length() throws ProxyCacheException {
     @Override
     public void open(int offset) throws ProxyCacheException {
         try {
-            connection = openConnection(offset, "GET", -1);
+            connection = openConnection(offset, -1);
             mime = connection.getContentType();
             inputStream = new BufferedInputStream(connection.getInputStream(), DEFAULT_BUFFER_SIZE);
             length = readSourceAvailableBytes(connection, offset, connection.getResponseCode());
@@ -99,7 +99,7 @@ private void fetchContentInfo() throws ProxyCacheException {
         HttpURLConnection urlConnection = null;
         InputStream inputStream = null;
         try {
-            urlConnection = openConnection(0, "HEAD", 10000);
+            urlConnection = openConnection(0, 10000);
             length = urlConnection.getContentLength();
             mime = urlConnection.getContentType();
             inputStream = urlConnection.getInputStream();
@@ -114,15 +114,14 @@ private void fetchContentInfo() throws ProxyCacheException {
         }
     }
 
-    private HttpURLConnection openConnection(int offset, String method, int timeout) throws IOException, ProxyCacheException {
+    private HttpURLConnection openConnection(int offset, int timeout) throws IOException, ProxyCacheException {
         HttpURLConnection connection;
         boolean redirected;
         int redirectCount = 0;
         String url = this.url;
         do {
             Log.d(LOG_TAG, "Open connection " + (offset > 0 ? " with offset " + offset : "") + " to " + url);
             connection = (HttpURLConnection) new URL(url).openConnection();
-            connection.setRequestMethod(method);
             if (offset > 0) {
                 connection.setRequestProperty("Range", "bytes=" + offset + "-");
             }

sample/build.gradle

@@ -38,7 +38,7 @@ dependencies {
 //    compile project(':library')
     compile 'com.android.support:support-v4:23.1.0'
     compile 'org.androidannotations:androidannotations-api:3.3.2'
-    compile 'com.danikula:videocache:2.3.2'
+    compile 'com.danikula:videocache:2.3.3'
     compile 'com.viewpagerindicator:library:2.4.2-SNAPSHOT@aar'
     apt 'org.androidannotations:androidannotations:3.3.2'
 }