return
	}

	if err = writer.Flush(); err != nil {
		fmt.Println("Flush Error:", err)
		return
	}

	fmt.Println("Bytes written:", n)
	fmt.Println("Buffer contents:", buf.String())
	// Output:
	// Bytes written: 41
	// Buffer contents: Hello, world!
	// This is a ReadFrom example.
}

// The simplest use of a Scanner, to read standard input as a set of lines.
func ExampleScanner_lines() {

net.ipv4.tcp_sack=1

# Low latency mode for TCP
net.ipv4.tcp_low_latency=1

# The following variable is used to tell the kernel how 
# much of the socket buffer space should be used for TCP 
# window size, and how much to save for an application buffer.
net.ipv4.tcp_adv_win_scale=1

# disable RFC2861 behavior
net.ipv4.tcp_slow_start_after_idle = 0

# Fix faulty network setups
net.ipv4.tcp_mtu_probing=1

		disks := setup.disks
		erasure, err := NewErasure(t.Context(), test.dataBlocks, test.onDisks-test.dataBlocks, test.blocksize)
		if err != nil {
			t.Fatalf("Test %d: failed to create ErasureStorage: %v", i, err)
		}
		buffer := make([]byte, test.blocksize, 2*test.blocksize)

		data := make([]byte, test.data)
		if _, err = io.ReadFull(rand.Reader, data); err != nil {
			t.Fatalf("Test %d: failed to generate random test data: %v", i, err)
		}

    byteCount: Int,
    inFinished: Boolean,
  ) {
    val buffer = Buffer()
    source.require(byteCount.toLong()) // Eagerly read the frame before firing client thread.
    source.read(buffer, byteCount.toLong())
    pushQueue.execute("$connectionName[$streamId] onData") {
      ignoreIoExceptions {
        val cancel = pushObserver.onData(streamId, buffer, byteCount, inFinished)

      }

    public fun body(body: Buffer): Builder = body(body.toMockResponseBody())

    public fun body(body: MockResponseBody): Builder =
      apply {
        setHeader("Content-Length", body.contentLength)
        this.body = body
      }

    /** Sets the response body to the UTF-8 encoded bytes of [body]. */
    public fun body(body: String): Builder = body(Buffer().writeUtf8(body))

 */

@file:JvmName("Certificates")

package okhttp3.tls

import java.security.GeneralSecurityException
import java.security.cert.CertificateFactory
import java.security.cert.X509Certificate
import okio.Buffer
import okio.ByteString
import okio.ByteString.Companion.toByteString

/**
 * Decodes a multiline string that contains a [certificate][certificatePem] which is

import java.net.ServerSocket
import java.net.Socket
import java.util.concurrent.TimeUnit
import kotlin.time.Duration.Companion.milliseconds
import kotlin.time.Duration.Companion.nanoseconds
import okio.buffer
import okio.source
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.assertThrows

class UtilTest {
  @Test
  fun socketIsHealthy() {
    val localhost = InetAddress.getLoopbackAddress()

      .newCall(request)
      .execute()
      .use { response ->
        assertThat(response.code).isEqualTo(HTTP_SWITCHING_PROTOCOLS)
        val socket = response.socket!!
        socket.sink.buffer().use { sink ->
          socket.source.buffer().use { source ->
            sink.writeUtf8("client says hello\n")
            sink.flush()

            assertThat(source.readUtf8Line()).isEqualTo("server says hello")

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.io

import java.io.IOException
import okio.Buffer
import okio.FileSystem
import okio.ForwardingFileSystem
import okio.ForwardingSink
import okio.Path
import okio.Sink

class FaultyFileSystem constructor(
  delegate: FileSystem?,

import okhttp3.internal.chooseCharset
import okio.BufferedSink
import okio.ByteString
import okio.FileSystem
import okio.HashingSink
import okio.Path
import okio.blackholeSink
import okio.buffer
import okio.source

abstract class RequestBody {
  /** Returns the Content-Type header for this body. */
  abstract fun contentType(): MediaType?

  /**