}

    public void test_transform_null() {
        try {
            htmlTransformer.transform(null);
            fail();
        } catch (final CrawlerSystemException e) {}
    }

    public void test_parseCharset() {
        String content;

        content = "...;charset=UTF-8\"...";

        assertTrue(content.contains("コメント"));
    }

    public void test_getXml_null() {
        try {
            xmlExtractor.getText(null, null);
            fail();
        } catch (final CrawlerSystemException e) {
            // NOP
        }
    }

        }
        try (final Reader reader = new StringReader(str)) {
            return normalizeText(reader, initialCapacity, maxAlphanumTermSize, maxSymbolTermSize, removeDuplication);
        } catch (final IOException e) {
            return StringUtil.EMPTY;
        }
    }

    public static String normalizeText(final Reader reader, final int initialCapacity, final int maxAlphanumTermSize,

```java
// Increase timeout values
client.setConnectionTimeout(60000);  // 60 seconds
client.setSocketTimeout(120000);     // 120 seconds
```

#### Memory Issues
```java
// Reduce concurrent threads and batch sizes
crawler.crawlerContext.setNumOfThread(5);
crawler.crawlerContext.setMaxAccessCount(1000);
```

#### SSL/TLS Issues
```java
// Configure SSL settings

            while (crawler.crawlerContext.getStatus() != CrawlerStatus.RUNNING && System.currentTimeMillis() - startTime < 5000) {
                try {
                    Thread.sleep(50);
                } catch (InterruptedException e) {
                    Thread.currentThread().interrupt();
                    break;
                }
            }

        logger.info(content);
        assertTrue(content.contains("テスト"));
    }

    public void test_getText_null() {
        try {
            pdfExtractor.getText(null, null);
            fail();
        } catch (final CrawlerSystemException e) {
            // NOP
        }
    }

    public void test_getPassword_null() {
        String url;
        String resourceName;

                    } else if (symbolSize > 0) {
                        removeLastDuplication(buf, symbolSize, isSpace, termCache);
                    }
                }
            } catch (final IOException e) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Failed to read data.", e);
                }
                return StringUtil.EMPTY;
            }

                for (final Extractor extractor : extractors) {
                    try {
                        return extractor.getText(in, params);
                    } catch (final UnsupportedExtractException e) {
                        if (logger.isDebugEnabled()) {
                            logger.debug("{} does not support this data. {}", extractor.getClass().getName(), e.getMessage());

				"application/applixware",
				"application/atom+xml",
				"application/atomcat+xml",
				"application/atomicmail",
				"application/atomsvc+xml",
				"application/auth-policy+xml",
				"application/batch-smtp",
				"application/beep+xml",
				"application/bizagi-modeler",
				"application/cals-1840",
				"application/ccxml+xml",
				"application/cea-2018+xml",
				"application/cellml+xml",

        runner.clean();
    }

    @Before
    public void before() throws Exception {
        try {
            runner.admin().indices().prepareDelete("_all").execute().actionGet();
        } catch (IndexNotFoundException ignore) {

        }
        runner.refresh();
        suggester = Suggester.builder().build(runner.client(), "SuggesterTest");
        suggester.createIndexIfNothing();
    }

    @Test