Merge pull request #3395 from kapodamy/checkstyle-warnings

remove some warnings issued by checkstyle

app/src/main/java/org/schabi/newpipe/streams/Mp4DashReader.java

@@ -100,7 +100,6 @@ public class Mp4DashReader {
                     moov = parseMoov(box);
                     break;
                 case ATOM_SIDX:
-                    break;
                 case ATOM_MFRA:
                     break;
             }
@@ -148,52 +147,6 @@ public class Mp4DashReader {
         return tracks[index];
     }
 
-    /**
-     * Count all fragments present. This operation requires a seekable stream
-     *
-     * @return list with a basic info
-     * @throws IOException if the source stream is not seekeable
-     */
-    int getFragmentsCount() throws IOException {
-        if (selectedTrack < 0) {
-            throw new IllegalStateException("track no selected");
-        }
-        if (!stream.canRewind()) {
-            throw new IOException("The provided stream doesn't allow seek");
-        }
-
-        Box tmp;
-        int count = 0;
-
-        if (box.type == ATOM_MOOF) {
-            tmp = box;
-        } else {
-            ensure(box);
-            tmp = readBox();
-        }
-
-        do {
-            if (tmp.type == ATOM_MOOF) {
-                ensure(readBox(ATOM_MFHD));
-                Box traf;
-                while ((traf = untilBox(tmp, ATOM_TRAF)) != null) {
-                    Box tfhd = readBox(ATOM_TFHD);
-                    if (parseTfhd(tracks[selectedTrack].trak.tkhd.trackId) != null) {
-                        count++;
-                        break;
-                    }
-                    ensure(tfhd);
-                    ensure(traf);
-                }
-            }
-            ensure(tmp);
-        } while (stream.available() && (tmp = readBox()) != null);
-
-        rewind();
-
-        return count;
-    }
-
     public int[] getBrands() {
         if (brands == null) {
             throw new IllegalStateException("Not parsed");

app/src/main/java/org/schabi/newpipe/streams/Mp4FromDashWriter.java

@@ -674,8 +674,9 @@ public class Mp4FromDashWriter {
                 0x00, 0x01, 0x00, 0x00, 0x01, 0x00, // default volume and rate
                 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // reserved values
                 // default matrix
-                0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-                0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x00,
                 0x40, 0x00, 0x00, 0x00
         });
         auxWrite(new byte[24]); // predefined
@@ -717,12 +718,13 @@ public class Mp4FromDashWriter {
 
         // udta/meta/ilst/©too
         auxWrite(new byte[]{
-                0x00, 0x00, 0x00, 0x5C, 0x75, 0x64, 0x74, 0x61, 0x00, 0x00, 0x00, 0x54, 0x6D, 0x65, 0x74, 0x61,
+                0x00, 0x00, 0x00, 0x5C, 0x75, 0x64, 0x74, 0x61, 0x00, 0x00, 0x00, 0x54, 0x6D, 0x65,
-                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x68, 0x64, 0x6C, 0x72, 0x00, 0x00, 0x00, 0x00,
+                0x74, 0x61, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x68, 0x64, 0x6C, 0x72,
-                0x00, 0x00, 0x00, 0x00, 0x6D, 0x64, 0x69, 0x72, 0x61, 0x70, 0x70, 0x6C, 0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6D, 0x64, 0x69, 0x72, 0x61, 0x70,
-                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x27, 0x69, 0x6C, 0x73, 0x74, 0x00, 0x00, 0x00,
+                0x70, 0x6C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-                0x1F, (byte) 0xA9, 0x74, 0x6F, 0x6F, 0x00, 0x00, 0x00, 0x17, 0x64, 0x61, 0x74, 0x61, 0x00, 0x00,
+                0x27, 0x69, 0x6C, 0x73, 0x74, 0x00, 0x00, 0x00,
-                0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
+                0x1F, (byte) 0xA9, 0x74, 0x6F, 0x6F, 0x00, 0x00, 0x00, 0x17, 0x64, 0x61, 0x74, 0x61,
+                0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
                 0x4E, 0x65, 0x77, 0x50, 0x69, 0x70, 0x65 // "NewPipe" binary string
         });
 
@@ -734,8 +736,10 @@ public class Mp4FromDashWriter {
         int start = auxOffset();
 
         auxWrite(new byte[]{
-                0x00, 0x00, 0x00, 0x00, 0x74, 0x72, 0x61, 0x6B, // trak header
+                // trak header
-                0x00, 0x00, 0x00, 0x68, 0x74, 0x6B, 0x68, 0x64, 0x01, 0x00, 0x00, 0x03 // tkhd header
+                0x00, 0x00, 0x00, 0x00, 0x74, 0x72, 0x61, 0x6B,
+                // tkhd header
+                0x00, 0x00, 0x00, 0x68, 0x74, 0x6B, 0x68, 0x64, 0x01, 0x00, 0x00, 0x03
         });
 
         ByteBuffer buffer = ByteBuffer.allocate(48);
@@ -759,7 +763,8 @@ public class Mp4FromDashWriter {
 
         auxWrite(new byte[]{
                 0x00, 0x00, 0x00, 0x24, 0x65, 0x64, 0x74, 0x73, // edts header
-                0x00, 0x00, 0x00, 0x1C, 0x65, 0x6C, 0x73, 0x74, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 // elst header
+                0x00, 0x00, 0x00, 0x1C, 0x65, 0x6C, 0x73, 0x74,
+                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 // elst header
         });
 
         int bMediaRate;
@@ -845,14 +850,18 @@ public class Mp4FromDashWriter {
     private byte[] makeHdlr(final Hdlr hdlr) {
         ByteBuffer buffer = ByteBuffer.wrap(new byte[]{
                 0x00, 0x00, 0x00, 0x77, 0x68, 0x64, 0x6C, 0x72, // hdlr
-                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-                // binary string "ISO Media file created in NewPipe (A libre lightweight streaming frontend for Android)."
+                // binary string
-                0x49, 0x53, 0x4F, 0x20, 0x4D, 0x65, 0x64, 0x69, 0x61, 0x20, 0x66, 0x69, 0x6C, 0x65, 0x20, 0x63,
+                // "ISO Media file created in NewPipe (
-                0x72, 0x65, 0x61, 0x74, 0x65, 0x64, 0x20, 0x69, 0x6E, 0x20, 0x4E, 0x65, 0x77, 0x50, 0x69, 0x70,
+                // A libre lightweight streaming frontend for Android)."
-                0x65, 0x20, 0x28, 0x41, 0x20, 0x6C, 0x69, 0x62, 0x72, 0x65, 0x20, 0x6C, 0x69, 0x67, 0x68, 0x74,
+                0x49, 0x53, 0x4F, 0x20, 0x4D, 0x65, 0x64, 0x69, 0x61, 0x20, 0x66, 0x69, 0x6C, 0x65,
-                0x77, 0x65, 0x69, 0x67, 0x68, 0x74, 0x20, 0x73, 0x74, 0x72, 0x65, 0x61, 0x6D, 0x69, 0x6E, 0x67,
+                0x20, 0x63, 0x72, 0x65, 0x61, 0x74, 0x65, 0x64, 0x20, 0x69, 0x6E, 0x20, 0x4E, 0x65,
-                0x20, 0x66, 0x72, 0x6F, 0x6E, 0x74, 0x65, 0x6E, 0x64, 0x20, 0x66, 0x6F, 0x72, 0x20, 0x41, 0x6E,
+                0x77, 0x50, 0x69, 0x70, 0x65, 0x20, 0x28, 0x41, 0x20, 0x6C, 0x69, 0x62, 0x72, 0x65,
+                0x20, 0x6C, 0x69, 0x67, 0x68, 0x74, 0x77, 0x65, 0x69, 0x67, 0x68, 0x74, 0x20, 0x73,
+                0x74, 0x72, 0x65, 0x61, 0x6D, 0x69, 0x6E, 0x67,
+                0x20, 0x66, 0x72, 0x6F, 0x6E, 0x74, 0x65, 0x6E, 0x64, 0x20, 0x66, 0x6F, 0x72, 0x20,
+                0x41, 0x6E,
                 0x64, 0x72, 0x6F, 0x69, 0x64, 0x29, 0x2E
         });
 

app/src/main/java/org/schabi/newpipe/streams/OggFromWebMWriter.java

@@ -289,11 +289,13 @@ public class OggFromWebMWriter implements Closeable {
                     /*
                         // whole file duration (not implemented)
                         0x44,// tag string size
-                        0x55, 0x52, 0x41, 0x54, 0x49, 0x4F, 0x4E, 0x3D, 0x30, 0x30, 0x3A, 0x30, 0x30, 0x3A, 0x30,
+                        0x55, 0x52, 0x41, 0x54, 0x49, 0x4F, 0x4E, 0x3D, 0x30,
-                        0x30, 0x2E, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30
+                        0x30, 0x3A, 0x30, 0x30, 0x3A, 0x30, 0x30, 0x2E, 0x30,
+                        0x30, 0x30, 0x30, 0x30, 0x30, 0x30
                      */
                     0x0F, // tag string size
-                    0x00, 0x00, 0x00, 0x45, 0x4E, 0x43, 0x4F, 0x44, 0x45, 0x52, 0x3D, // "ENCODER=" binary string
+                    0x00, 0x00, 0x00, 0x45, 0x4E, 0x43, 0x4F,
+                    0x44, 0x45, 0x52, 0x3D, // "ENCODER=" binary string
                     0x4E, 0x65, 0x77, 0x50, 0x69, 0x70, 0x65, // "NewPipe" binary string
                     0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 // ????????
             };

app/src/main/java/org/schabi/newpipe/streams/WebMWriter.java

@@ -102,10 +102,6 @@ public class WebMWriter implements Closeable {
         return done;
     }
 
-    public boolean isParsed() {
-        return parsed;
-    }
-
     @Override
     public void close() {
         done = true;
@@ -360,7 +356,7 @@ public class WebMWriter implements Closeable {
 
         Block bloq = new Block();
         bloq.data = res.data;
-        bloq.dataSize = (int) res.dataSize;
+        bloq.dataSize = res.dataSize;
         bloq.trackNumber = internalTrackId;
         bloq.flags = res.flags;
         bloq.absoluteTimecode = res.absoluteTimeCodeNs / DEFAULT_TIMECODE_SCALE;
@@ -728,7 +724,7 @@ public class WebMWriter implements Closeable {
         return 0;
     }
 
-    class KeyFrame {
+    static class KeyFrame {
         KeyFrame(final long segment, final long cluster, final long block, final long timecode) {
             clusterPosition = cluster - segment;
             relativePosition = (int) (block - cluster - CLUSTER_HEADER_SIZE);
@@ -740,7 +736,7 @@ public class WebMWriter implements Closeable {
         final long duration;
     }
 
-    class Block {
+    static class Block {
         InputStream data;
         int trackNumber;
         byte flags;
@@ -759,7 +755,7 @@ public class WebMWriter implements Closeable {
         }
     }
 
-    class ClusterInfo {
+    static class ClusterInfo {
         long offset;
         int size;
     }

checkstyle-suppressions.xml

@@ -13,31 +13,21 @@
 
   <!-- org.schabi.newpipe.streams -->
   <suppress checks="FinalParameters"
-    files="WebMWriter.java"
+      files="DataReader.java"
-    lines="423,595"/>
+      lines="46,93"/>
-  <suppress checks="LineLength"
-    files="WebMWriter.java"
-    lines="160,162"/>
-
-  <suppress checks="FinalParameters"
-    files="OggFromWebMWriter.java"
-    lines="378,420"/>
-  <suppress checks="LineLength"
-    files="OggFromWebMWriter.java"
-    lines="292,296"/>
 
   <suppress checks="FinalParameters"
       files="Mp4FromDashWriter.java"
       lines="643"/>
-  <suppress checks="LineLength"
-    files="Mp4FromDashWriter.java"
-    lines="677,678,720-724,738,762,848,850-855"/>
-
-  <suppress checks="InnerAssignment"
-    files="Mp4DashReader.java"
-    lines="190"/>
 
   <suppress checks="FinalParameters"
-    files="DataReader.java"
+      files="OggFromWebMWriter.java"
-    lines="46,93"/>
+      lines="380,422"/>
+
+  <suppress checks="FinalParameters"
+      files="WebMWriter.java"
+      lines="419,591"/>
+  <suppress checks="LineLength"
+      files="WebMWriter.java"
+      lines="156,158"/>
 </suppressions>