throw new IllegalStateException("More than one source open");
            }
            return new FilterReader(source.openStream()) {
              @Override
              public void close() throws IOException {
                super.close();
                counter[0]--;
              }
            };
          }
        };
    Reader joinedReader = CharSource.concat(reader, reader, reader).openStream();

  fun request(): Request

  /**
   * Immediately and violently release resources held by this event source. This does nothing if
   * the event source has already been closed or canceled.
   */
  fun cancel()

  fun interface Factory {
    /**
     * Creates a new event source and immediately returns it. Creating an event source initiates an

    await websocket.send_text(f"Item: {item_id}")  # pragma: no cover
    await websocket.close()  # pragma: no cover


@sub_app.websocket("/ws/{item_id}")
async def subapp_websocket_endpoint(websocket: WebSocket, item_id: int):
    await websocket.accept()  # pragma: no cover
    await websocket.send_text(f"Item: {item_id}")  # pragma: no cover
    await websocket.close()  # pragma: no cover


client = TestClient(app)

    Socket result = createSocket();

    try {
      result.connect(new InetSocketAddress(host, port));
    } catch (IOException e) {
      result.close();
      throw e;
    }
    return result;
  }

  @Override public Socket createSocket(
      String host, int port, InetAddress localHost, int localPort) throws IOException {
    return createSocket(host, port);

	done func()
}

// CloseWithError close with supplied error the writer end.
func (w *PipeWriter) CloseWithError(err error) error {
	err = w.PipeWriter.CloseWithError(err)
	w.once.Do(func() {
		w.done()
	})
	return err
}

// PipeReader is similar to io.PipeReader with wait group
type PipeReader struct {
	*io.PipeReader
	wait func()
}

// CloseWithError close with supplied error the reader end

package org.gradle.test

import org.gradle.test.sub.*;

class GroovyClassWithImports extends SubGroovyClass implements SubJavaInterface, GroovyInterface {
    void close() {
    }
}

    assertThat(c0e0.exchangeIndex).isEqualTo(0)
    val c0e1 = server.takeRequest()
    assertThat(c0e1.connectionIndex).isEqualTo(0)
    assertThat(c0e1.exchangeIndex).isEqualTo(1)
    response1.close()
    response2.close()
  }

  @Test
  fun connectionWindowUpdateAfterCanceling() {
    server.enqueue(
      MockResponse
        .Builder()

  @RegisterExtension
  val clientTestRule = OkHttpClientTestRule()

  private var client = clientTestRule.newClient()

  @AfterEach internal fun tearDown() {
    factory.close()
  }

  @Test fun nonRetryableIOException() {
    val exception = IOException("Non-handshake exception")
    assertThat(retryTlsHandshake(exception)).isFalse()
  }

          }
        }
        assertEquals(TlsVersion.TLS_1_3, response.handshake?.tlsVersion)
      }
    } finally {
      Security.removeProvider("Conscrypt")
      client.close()
    }
  }

  @Test
  fun testConscryptRequestLocalhostInsecure() {
    try {
      Security.insertProviderAt(Conscrypt.newProviderBuilder().build(), 1)

      val clientCertificates =

                result.eventSpyDispatcher = shellContext.eventSpyDispatcher;
            };
        }

        @Override
        public void close() throws Exception {
            shellMavenInvoker.close();
            shellEncryptInvoker.close();
            shellUpgradeInvoker.close();
        }

        @Override
        public List<String> commandInfo(String command) {
            return List.of();
        }