Fix a lag

app/src/main/java/com/hippo/ehviewer/gallery/ArchiveGalleryProvider.java

@@ -257,7 +257,11 @@ public class ArchiveGalleryProvider extends GalleryProvider2 {
                     if (streams.get(index) != null) {
                         continue;
                     }
-                    long addr = archiveAccessor.extracttoOutputStream(index);
+                }
+
+                long addr = archiveAccessor.extracttoOutputStream(index);
+
+                synchronized (streams) {
                     streams.put(index, addr);
                     streams.notify();
                 }

app/src/main/java/com/hippo/ehviewer/gallery/Pipe.java

@@ -1,52 +0,0 @@
-/*
- * Copyright 2019 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.ehviewer.gallery;
-
-import android.os.ParcelFileDescriptor;
-
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-
-class Pipe {
-    private ParcelFileDescriptor[] fd;
-    {
-        try {
-            fd = ParcelFileDescriptor.createPipe();
-        } catch (IOException e) {
-            e.printStackTrace();
-        }
-    }
-
-    private final InputStream inputStream = new FileInputStream(fd[0].getFileDescriptor());
-
-    InputStream getInputStream() {
-        return inputStream;
-    }
-
-    int getOutputFd() {
-        return fd[1].getFd();
-    }
-
-    void closeOutputFd() {
-        try {
-            fd[1].close();
-        } catch (IOException e) {
-            e.printStackTrace();
-        }
-    }
-}