/**
   * Attempts to enqueue `text` to be UTF-8 encoded and sent as a the data of a text (type `0x1`)
   * message.
   *
   * This method returns true if the message was enqueued. Messages that would overflow the outgoing
   * message buffer will be rejected and trigger a [graceful shutdown][close] of this web socket.
   * This method returns false in that case, and in any other case where this web socket is closing,

      ).decodeHex()
    serverWriter.writeMessageFrame(OPCODE_BINARY, payload)
    assertData("8232")
    assertData(payload)
  }

  @Test fun serverMessageLengthShort() {
    // Create a payload which will overflow the normal payload byte size.
    val payload = Buffer()
    while (payload.completeSegmentByteCount() <= PAYLOAD_BYTE_MAX) {
      payload.writeByte('0'.code)
    }

    }

    @Test
    @DisplayName("encode() throws when dstIndex causes overflow")
    void encodeThrowsWhenDstIndexCausesOverflow() {
        byte[] src = makeSeq(5);
        Encodable enc = new ByteEncodable(src, 0, 5);
        byte[] dst = new byte[6]; // size is 6, but index 2 + len 5 -> overflow

        assertThrows(ArrayIndexOutOfBoundsException.class, () -> enc.encode(dst, 2),

        @Override
        public BigInteger apply(BigInteger x) {
          return x.negate();
        }
      };

  /*
   * This list contains values that attempt to provoke overflow in integer operations. It contains
   * positive values on or near 2^N for N near multiples of 8 (near byte boundaries).
   */
  static final ImmutableSet<Integer> POSITIVE_INTEGER_CANDIDATES;

	font-size: 120%;
	font-weight: 600;
}

section.content table {
	display: table;
	table-layout: fixed;
	width: 100%;
}

section.content table td {
	display: table-cell;
	word-wrap: break-word;
	overflow-wrap: break-word;
}

section.content table .label {
	color: #fff;
}

textarea.systemInfoData {
	height: 22em;
	line-height: 1.5em;
}

.login-box {
	height: 500px;

  public void testOverflows() {
    LongAdder longAdder = new LongAdder();
    longAdder.add(Long.MAX_VALUE);
    assertThat(longAdder.sum()).isEqualTo(Long.MAX_VALUE);
    longAdder.add(1);
    // silently overflows; is this a bug?
    // See https://github.com/google/guava/issues/3503
    assertThat(longAdder.sum()).isEqualTo(-9223372036854775808L);
  }

import java.util.concurrent.atomic.AtomicInteger;

import org.junit.jupiter.api.Test;

/**
 * Security-focused test cases for BufferCache to verify buffer overflow protection.
 */
public class BufferCacheSecurityTest {

    /**
     * Test that buffer allocation validates size to prevent overflow.
     */
    @Test
    public void testBufferSizeValidation() {
        // When - Get a buffer
        byte[] buffer = BufferCache.getBuffer();

package dsync

import (
	"math/rand"
	"time"
)

func backoffWait(minSleep, unit, maxSleep time.Duration) func(*rand.Rand, uint) time.Duration {
	if unit > time.Hour {
		// Protect against integer overflow
		panic("unit cannot exceed one hour")
	}
	return func(r *rand.Rand, attempt uint) time.Duration {
		sleep := minSleep
		sleep += unit * time.Duration(attempt)
		if sleep > maxSleep {
			sleep = maxSleep
		}

**Here's why we have this policy:** We want to focus on the work that benefits
the whole community, e.g., fixing bugs and adding features. Individual support
should be sought on Stack Overflow or other non-GitHub channels. It helps us to

      element = null;
      extras = emptyList();
    }

    IllegalArgumentException multiples(boolean overflow) {
      StringBuilder sb =
          new StringBuilder().append("expected one element but was: <").append(element);
      for (Object o : extras) {
        sb.append(", ").append(o);
      }
      if (overflow) {
        sb.append(", ...");
      }
      sb.append('>');