Make network-based DataSource implementations use ErrorCode.

PiperOrigin-RevId: 384666131

library/common/src/main/java/com/google/android/exoplayer2/upstream/DefaultHttpDataSource.java

@@ -465,13 +465,11 @@ public class DefaultHttpDataSource extends BaseDataSource implements HttpDataSou
       }
     } catch (IOException e) {
       closeConnectionQuietly();
-
-      @PlaybackException.ErrorCode int errorCode = PlaybackException.ERROR_CODE_IO_UNSPECIFIED;
-      if (e instanceof DataSourceException) {
-        errorCode = ((DataSourceException) e).reason;
-      }
-
-      throw new HttpDataSourceException(e, dataSpec, errorCode, HttpDataSourceException.TYPE_OPEN);
+      throw new HttpDataSourceException(
+          e,
+          dataSpec,
+          PlaybackException.ERROR_CODE_IO_UNSPECIFIED,
+          HttpDataSourceException.TYPE_OPEN);
     }
 
     return bytesToRead;

library/core/src/main/java/com/google/android/exoplayer2/upstream/UdpDataSource.java

@@ -20,22 +20,32 @@ import static java.lang.Math.min;
 import android.net.Uri;
 import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
+import com.google.android.exoplayer2.PlaybackException;
 import java.io.IOException;
 import java.net.DatagramPacket;
 import java.net.DatagramSocket;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.net.MulticastSocket;
+import java.net.PortUnreachableException;
 import java.net.SocketException;
+import java.net.SocketTimeoutException;
 
 /** A UDP {@link DataSource}. */
 public final class UdpDataSource extends BaseDataSource {
 
   /** Thrown when an error is encountered when trying to read from a {@link UdpDataSource}. */
-  public static final class UdpDataSourceException extends IOException {
-
-    public UdpDataSourceException(IOException cause) {
-      super(cause);
+  public static final class UdpDataSourceException extends DataSourceException {
+
+    /**
+     * Creates a {@code UdpDataSourceException}.
+     *
+     * @param cause The error cause.
+     * @param errorCode Reason of the error, should be one of the {@code ERROR_CODE_IO_*} in {@link
+     *     PlaybackException.ErrorCode}.
+     */
+    public UdpDataSourceException(IOException cause, @PlaybackException.ErrorCode int errorCode) {
+      super(cause, errorCode);
     }
   }
 
@@ -104,13 +114,14 @@ public final class UdpDataSource extends BaseDataSource {
         socket = new DatagramSocket(socketAddress);
       }
     } catch (IOException e) {
-      throw new UdpDataSourceException(e);
+      throw new UdpDataSourceException(
+          e, PlaybackException.ERROR_CODE_IO_NETWORK_CONNECTION_FAILED);
     }
 
     try {
       socket.setSoTimeout(socketTimeoutMillis);
     } catch (SocketException e) {
-      throw new UdpDataSourceException(e);
+      throw new UdpDataSourceException(e, PlaybackException.ERROR_CODE_IO_UNSPECIFIED);
     }
 
     opened = true;
@@ -129,7 +140,7 @@ public final class UdpDataSource extends BaseDataSource {
       try {
         socket.receive(packet);
       } catch (IOException e) {
-        throw new UdpDataSourceException(e);
+        throw createReadException(e);
       }
       packetRemaining = packet.getLength();
       bytesTransferred(packetRemaining);
@@ -182,4 +193,15 @@ public final class UdpDataSource extends BaseDataSource {
     }
     return socket.getLocalPort();
   }
+
+  private static UdpDataSourceException createReadException(IOException e) {
+    if (e instanceof PortUnreachableException) {
+      return new UdpDataSourceException(e, PlaybackException.ERROR_CODE_IO_NETWORK_UNAVAILABLE);
+    } else if (e instanceof SocketTimeoutException) {
+      return new UdpDataSourceException(
+          e, PlaybackException.ERROR_CODE_IO_NETWORK_CONNECTION_TIMEOUT);
+    } else {
+      return new UdpDataSourceException(e, PlaybackException.ERROR_CODE_IO_UNSPECIFIED);
+    }
+  }
 }

library/rtsp/src/main/java/com/google/android/exoplayer2/source/rtsp/UdpDataSourceRtpDataChannel.java

@@ -21,13 +21,13 @@ import static com.google.android.exoplayer2.util.Assertions.checkState;
 import android.net.Uri;
 import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
+import com.google.android.exoplayer2.PlaybackException;
 import com.google.android.exoplayer2.upstream.DataSpec;
 import com.google.android.exoplayer2.upstream.TransferListener;
 import com.google.android.exoplayer2.upstream.UdpDataSource;
 import com.google.android.exoplayer2.util.Util;
 import com.google.common.primitives.Ints;
 import java.io.IOException;
-import java.net.SocketTimeoutException;
 
 /** An {@link RtpDataChannel} for UDP transport. */
 /* package */ final class UdpDataSourceRtpDataChannel implements RtpDataChannel {
@@ -98,7 +98,7 @@ import java.net.SocketTimeoutException;
     try {
       return dataSource.read(target, offset, length);
     } catch (UdpDataSource.UdpDataSourceException e) {
-      if (e.getCause() instanceof SocketTimeoutException) {
+      if (e.reason == PlaybackException.ERROR_CODE_IO_NETWORK_CONNECTION_TIMEOUT) {
         return C.RESULT_END_OF_INPUT;
       } else {
         throw e;