// Callers should always process the n > 0 bytes returned before considering the error err.
// Doing so correctly handles I/O errors that happen after reading some bytes and also both of the allowed EOF behaviors.
func (r *RingBuffer) Read(p []byte) (n int, err error) {
	if len(p) == 0 {
		return 0, r.readErr(false)
	}

	r.mu.Lock()
	defer r.mu.Unlock()

```

### Access Control Configuration Variables

Either `MINIO_IDENTITY_OPENID_ROLE_POLICY` (recommended) or `MINIO_IDENTITY_OPENID_CLAIM_NAME` must be specified but not both. See the section Access Control Policies to understand the differences between the two.

   * a response from a remote station. It may be used as a "Who Are You" (WRU) to obtain
   * identification, or may be used to obtain station status, or both.
   *
   * @since 8.0
   */
  public static final byte ENQ = 5;

  /**
   * Acknowledge: A communication control character transmitted by a receiver as an affirmative
   * response to a sender.
   *

                </project>
                """;

            Document parentDoc = Document.of(parentPomXml);
            Document childDoc = Document.of(childPomXml);

            // Both POMs are in the reactor
            Map<Path, Document> pomMap = Map.of(
                    Paths.get("pom.xml"), parentDoc,
                    Paths.get("child", "pom.xml"), childDoc);

            assertArrayEquals(testFileId, closeResponse.getFileId());
            assertNull(closeResponse.getFileName());
        }

        @Test
        @DisplayName("Constructor should accept both null parameters")
        void testConstructorWithBothNull() {
            // When
            Smb2CloseResponse closeResponse = new Smb2CloseResponse(mockConfig, null, null);

            // Then

            final String sessionId2 = crawler2.execute();

            assertNotSame(sessionId1, sessionId2);
            assertNotSame(crawler1.crawlerContext, crawler2.crawlerContext);

            // Wait for both crawlers to start with polling
            long startTime = System.currentTimeMillis();
            while ((crawler1.crawlerContext.getStatus() != CrawlerStatus.RUNNING

        }
      } else if (messageOrClose is Close) {
        val close = messageOrClose
        writer!!.writeClose(close.code, close.reason)

        // We closed the writer: now both reader and writer are closed.
        if (sendOnClosed) {
          listener.onClosed(this, receivedCloseCode, receivedCloseReason!!)
        }
      } else {
        throw AssertionError()
      }

 * directory to a method in the application interface?
 *
 * - research extension points versus plugins
 *
 * from igor: two plugins A and B, both depend on the same library but use different versions, say
 * lib 1.0 and lib 2.0 when debugger hits a breakpoint inside a class from the library, IDE needs to
 * know which version of library the class comes from
 */

   * inequality.
   */
  protected final <T> void setDefault(Class<T> type, T value) {
    tester.setDefault(type, value);
  }

  /**
   * Sets two distinct values for {@code type}. These values can be used for both null pointer
   * testing and equals testing.
   *
   * @since 17.0
   */
  protected final <T> void setDistinctValues(Class<T> type, T value1, T value2) {
    tester.setDistinctValues(type, value1, value2);
  }

     *
     * Unfortunately, we don't distinguish between these two cases in our public API: Joiner.on(...)
     * and Joiner.on(...).useForNull(...) both declare the same return type: plain Joiner. To ensure
     * that users *can* pass null arguments to Joiner, we annotate it as if it always tolerates null
     * inputs, rather than as if it never tolerates them.
     *