Fix thumb load

app/src/main/java/com/hippo/conaco/DataContainer.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2015-2016 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.hippo.conaco;
+
+import androidx.annotation.Nullable;
+
+import com.hippo.streampipe.InputStreamPipe;
+
+import java.io.InputStream;
+
+public interface DataContainer {
+
+    /**
+     * Returns the enabled status for this DataContainer.
+     */
+    boolean isEnabled();
+
+    /**
+     * Get 304 or something like that
+     */
+    void onUrlMoved(String requestUrl, String responseUrl);
+
+    /**
+     * Save the {@code InputStream}
+     */
+    boolean save(InputStream is, long length, @Nullable String mediaType, @Nullable ProgressNotifier notify);
+
+    /**
+     * Get {@code InputStreamPipe} for saved before
+     */
+    @Nullable
+    InputStreamPipe get();
+
+    /**
+     * Remove saved stuff
+     */
+    void remove();
+}