*/
  static RuntimeException create(Collection<? extends Throwable> exceptions) {
    if (exceptions.size() == 0) {
      throw new IllegalArgumentException("Can't create an ExceptionCollection with no exceptions");
    }
    if (exceptions.size() == 1) {
      Throwable temp = exceptions.iterator().next();
      if (temp instanceof RuntimeException) {
        return (RuntimeException) temp;

    }
  }

  private static <K, V> void assertSameEntries(
      List<ReferenceEntry<K, V>> expectedEntries, List<ReferenceEntry<K, V>> actualEntries) {
    int size = expectedEntries.size();
    assertEquals(size, actualEntries.size());
    for (int i = 0; i < size; i++) {
      ReferenceEntry<K, V> expectedEntry = expectedEntries.get(i);
      ReferenceEntry<K, V> actualEntry = actualEntries.get(i);

        Map<String, Object> responseDataMap = new HashMap<>();
        responseDataMap.put("b", "B1");

        indexUpdateCallback.mergeResponseData(dataMap, responseDataMap);

        assertEquals(2, dataMap.size());
        assertEquals("A0", dataMap.get("a"));
        assertEquals("B1", dataMap.get("b"));
    }

    /** Case 2: Key conflict (without .overwrite) → Overwrite with value from responseDataMap */

   */

  /**
   * Contains the link pointers corresponding with the entries, in the range of [0, size()). The
   * high 32 bits of each long is the "prev" pointer, whereas the low 32 bits is the "succ" pointer
   * (pointing to the nextEntry entry in the linked list). The pointers in [size(), entries.length)
   * are all "null" (UNSET).
   *

     * @throws IllegalStateException if buffer size exceeds maximum allowed
     */
    static public byte[] getBuffer() {
        // Try to get from cache first - O(1) operation
        byte[] buf = bufferQueue.poll();
        if (buf != null) {
            queueSize.decrementAndGet();
            return buf;
        }

        // Validate buffer size to prevent overflow

    // Write the first headers frame.
    writeMedium(frame, (headerBlock.size / 2).toInt() + paddingLength + 1)
    frame.writeByte(Http2.TYPE_HEADERS)
    frame.writeByte(FLAG_PADDED)
    frame.writeInt(expectedStreamId and 0x7fffffff)
    frame.writeByte(paddingLength)
    frame.write(headerBlock, headerBlock.size / 2)
    frame.write(padding)

		}
	}
	return
}

// EncodeMsg implements msgp.Encodable
func (z *InQueueMetric) EncodeMsg(en *msgp.Writer) (err error) {
	// map header, size 3
	// write "cq"
	err = en.Append(0x83, 0xa2, 0x63, 0x71)
	if err != nil {
		return
	}
	// map header, size 2
	// write "Count"
	err = en.Append(0x82, 0xa5, 0x43, 0x6f, 0x75, 0x6e, 0x74)
	if err != nil {
		return
	}
	err = en.WriteFloat64(z.Curr.Count)

        assertEquals(0, filteredEnvMap.size());

        envMap.put("FESS_ENV_TEST", "123");
        filteredEnvMap = systemHelper.getFilteredEnvMap("^FESS_ENV.*");
        assertEquals(1, filteredEnvMap.size());
        assertEquals("123", filteredEnvMap.get("FESS_ENV_TEST"));

        filteredEnvMap = systemHelper.getFilteredEnvMap("^XFESS_ENV.*");
        assertEquals(0, filteredEnvMap.size());

        envMap.put("", "123");

    resetContainer(mapEntry(k0(), v0()), mapEntry(k0(), v1()), mapEntry(k1(), v0()));
    Multiset<K> keys = multimap().keys();
    assertEquals(2, keys.count(k0()));
    assertEquals(1, keys.count(k1()));
    assertEquals(3, keys.size());
    assertContainsAllOf(keys, k0(), k1());
    assertContainsAllOf(
        keys.entrySet(), Multisets.immutableEntry(k0(), 2), Multisets.immutableEntry(k1(), 1));
  }

  @MapFeature.Require(ALLOWS_NULL_KEY_QUERIES)

    }

    public void test_store_triggersIndexing_whenCacheSizeExceeded() {
        // Set small cache size
        indexUpdateCallback.maxDocumentCacheSize = 1;

        DataStoreParams paramMap = new DataStoreParams();

        // Add first document - should trigger indexing because cache size is 1
        Map<String, Object> dataMap1 = new HashMap<>();
        dataMap1.put("url", "http://example.com/test1");