instances[index] = LogStream.getInstance();
            });
            threads[i].start();
        }

        for (Thread thread : threads) {
            thread.join();
        }

        // All threads should get the same instance
        LogStream expected = instances[0];
        for (LogStream instance : instances) {
            assertSame(expected, instance);
        }

            return value;
        }
        return getQuerySet().map(querySet -> {
            final String pattern = querySet.stream().map(LaFunctions::h).map(Pattern::quote).collect(Collectors.joining("|"));
            if (StringUtil.isBlank(pattern)) {
                return null;
            }
            final Matcher matcher = Pattern.compile(pattern, Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE).matcher(value);

        }
    }

    private static void joinThread(final Thread thread) {
        try {
            thread.join();
        } catch (final InterruptedException e) {
            log.warn("Thread join interrupted", e);
            // Restore interrupted status
            Thread.currentThread().interrupt();
        }
    }

                }
            });
            threads[i].start();
        }

        // Wait for all threads to complete
        for (Thread thread : threads) {
            thread.join();
        }

        // All threads should complete successfully
        for (boolean s : success) {
            assertTrue(s);
        }
    }

                }
            });
            threads[i].start();
        }

        // Wait for all threads to complete
        for (Thread thread : threads) {
            thread.join();
        }

        // Verify all entries were added
        assertEquals(1000, entry.getChildren().size());
    }

        final Path confPath = getConfPath(names);
        if (Files.exists(confPath)) {
            return confPath;
        }
        return org.codelibs.core.io.ResourceUtil.getResourceAsFile(String.join("/", names)).toPath();
    }

    /**
     * Gets the path to compiled classes directory.
     *
     * @param names the path components to append to the classes directory

        // Start all threads
        for (Thread thread : threads) {
            thread.start();
        }

        // Wait for all threads to complete
        for (Thread thread : threads) {
            thread.join();
        }

        // Verify results
        assertTrue(exceptions.isEmpty());
        assertEquals(threadCount * objectsPerThread, createdComponents.size());

            final InputStreamThread it = jobProcess.getInputStreamThread();
            it.start();

            final Process currentProcess = jobProcess.getProcess();
            currentProcess.waitFor();
            it.join(5000);

            final int exitValue = currentProcess.exitValue();

            if (logger.isInfoEnabled()) {

            final InputStreamThread it = jobProcess.getInputStreamThread();
            it.start();

            final Process currentProcess = jobProcess.getProcess();
            currentProcess.waitFor();
            it.join(5000);

            final int exitValue = currentProcess.exitValue();

            if (logger.isInfoEnabled()) {

            // Complete the operation
            holdLatch.countDown();
            completeLatch.await();
            longRunningThread.join();

            assertEquals(0, cbWithTracking.getActiveRequests(), "Active requests should be 0 after completion");

        } finally {
            cbWithTracking.close();
        }
    }

    @Test