49 import java.util.Arrays;

    49 import java.util.Arrays;

    50 import java.util.Collection;

    50 import java.util.Collection;

    51 import java.util.List;

    51 import java.util.List;

    52 import java.util.Set;

    52 import java.util.Set;

    53 import java.util.concurrent.CompletionException;

    53 import java.util.concurrent.CompletionException;

    54 import java.util.function.Predicate;

    55 import java.util.function.Predicate;

    55 import java.util.function.Supplier;

    56 import java.util.function.Supplier;

    56 import java.util.stream.Stream;

    57 import java.util.stream.Stream;

    57 

    58 

    58 import static java.util.stream.Collectors.joining;

    59 import static java.util.stream.Collectors.joining;

   102     public static ByteBuffer getBuffer() {

   103     public static ByteBuffer getBuffer() {

   103         return ByteBuffer.allocate(BUFSIZE);

   104         return ByteBuffer.allocate(BUFSIZE);

   104     }

   105     }

   105 

   106 

   106     public static Throwable getCompletionCause(Throwable x) {

   107     public static Throwable getCompletionCause(Throwable x) {

   108         final Throwable cause = x.getCause();

   110         final Throwable cause = x.getCause();

   109         return cause == null ? x : cause;

   111         return cause == null ? x : cause;

   110     }

   112     }

   111 

   113 

   112     public static IOException getIOException(Throwable t) {

   114     public static IOException getIOException(Throwable t) {