*
 * @author Chris Nokleberg
 * @author Colin Decker
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public final class ByteStreams {

  private static final int BUFFER_SIZE = 8192;

  /** Creates a new byte array for buffering reads or writes. */
  static byte[] createBuffer() {
    return new byte[BUFFER_SIZE];
  }

  /**

- github.com/distribution/reference: [v0.5.0](https://github.com/distribution/reference/tree/v0.5.0)
- github.com/google/s2a-go: [v0.1.7](https://github.com/google/s2a-go/tree/v0.1.7)
- google.golang.org/genproto/googleapis/bytestream: e85fd2c

### Changed
- cloud.google.com/go/accessapproval: v1.6.0 → v1.7.1
- cloud.google.com/go/accesscontextmanager: v1.7.0 → v1.8.1
- cloud.google.com/go/aiplatform: v1.37.0 → v1.48.0

- github.com/googleapis/enterprise-certificate-proxy: [v0.2.3](https://github.com/googleapis/enterprise-certificate-proxy/tree/v0.2.3)
- google.golang.org/genproto/googleapis/bytestream: e85fd2c
- google.golang.org/grpc/cmd/protoc-gen-go-grpc: v1.1.0
- gopkg.in/gcfg.v1: v1.2.3
- gopkg.in/warnings.v0: v0.1.2
- rsc.io/quote/v3: v3.1.0
- rsc.io/sampler: v1.3.0

package com.google.common.io;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.io.ByteStreams.createBuffer;
import static com.google.common.io.ByteStreams.skipUpTo;
import static java.lang.Math.min;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.Ascii;

    OutputStream out = sink.openStream();
    try {
      ByteStreams.copy(new ByteArrayInputStream(data), out);
    } finally {
      out.close();
    }

    assertContainsExpectedBytes();
  }

  public void testOpenBufferedStream() throws IOException {
    OutputStream out = sink.openBufferedStream();
    try {
      ByteStreams.copy(new ByteArrayInputStream(data), out);
    } finally {
      out.close();

    OutputStream out = sink.openStream();
    try {
      ByteStreams.copy(new ByteArrayInputStream(data), out);
    } finally {
      out.close();
    }

    assertContainsExpectedBytes();
  }

  public void testOpenBufferedStream() throws IOException {
    OutputStream out = sink.openBufferedStream();
    try {
      ByteStreams.copy(new ByteArrayInputStream(data), out);
    } finally {
      out.close();

/** @author Colin Decker */
public class TestWriter extends FilterWriter {

  private final TestOutputStream out;

  public TestWriter(TestOption... options) throws IOException {
    this(new TestOutputStream(ByteStreams.nullOutputStream(), options));
  }

  public TestWriter(TestOutputStream out) {
    super(new OutputStreamWriter(checkNotNull(out), UTF_8));
    this.out = out;
  }

  @Override

    InputStream in = source.openBufferedStream();
    assertTrue(source.wasStreamOpened());
    assertFalse(source.wasStreamClosed());

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    ByteStreams.copy(in, out);
    in.close();
    out.close();

    assertTrue(source.wasStreamClosed());
    assertArrayEquals(bytes, out.toByteArray());
  }

  public void testSize() throws IOException {

    InputStream in = source.openStream();
    try {
      byte[] readBytes = ByteStreams.toByteArray(in);
      assertExpectedBytes(readBytes);
    } finally {
      in.close();
    }
  }

  public void testOpenBufferedStream() throws IOException {
    InputStream in = source.openBufferedStream();
    try {
      byte[] readBytes = ByteStreams.toByteArray(in);
      assertExpectedBytes(readBytes);
    } finally {

    InputStream in = source.openBufferedStream();
    assertTrue(source.wasStreamOpened());
    assertFalse(source.wasStreamClosed());

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    ByteStreams.copy(in, out);
    in.close();
    out.close();

    assertTrue(source.wasStreamClosed());
    assertArrayEquals(bytes, out.toByteArray());
  }

  public void testSize() throws IOException {