}

    public void test_specialCharactersInMessage() {
        // Test with special characters in message
        String specialMessage = "Error: \n\t\r Special chars: 日本語 中文 한국어 émojis 😀 🎉";
        ScheduledJobException exception = new ScheduledJobException(specialMessage);

        assertEquals(specialMessage, exception.getMessage());
    }

        final List<String> versionList = new ArrayList<>();
        boolean isName = true;
        for (final String value : baseName.split("-")) {
            if (isName && value.length() > 0 && value.charAt(0) >= '0' && value.charAt(0) <= '9') {
                isName = false;
            }
            if (isName) {
                nameList.add(value);
            } else {
                versionList.add(value);
            }

});
```

### Text Processing and JSON
```java
import org.codelibs.core.text.*;

// JSON utilities with proper escaping
String escaped = JsonUtil.escape("Hello \"World\" with special chars");
String unescaped = JsonUtil.unescape(escaped);

// Text tokenization
Tokenizer tokenizer = new Tokenizer("field1,field2,field3", ",");
while (tokenizer.hasMoreTokens()) {
    String token = tokenizer.nextToken();

        }

        // normalize
        final StringBuilder buf = new StringBuilder(1000);
        for (int i = 0; i < configPath.length(); i++) {
            final char c = configPath.charAt(i);
            if (c == '\\') {
                buf.append('/');
            } else if (c == ' ') {
                buf.append("%20");
            } else if (CharUtil.isUrlChar(c)) {

    // Less than 65,536 bytes, because we binary search on a 14-bit index with a stride of 4 bytes.
    assertThat(compactTable.ranges.length).isLessThan((1 shl 14) * 4)

    // Less than 16,384 chars, because we index on a 14-bit index in the ranges table.
    assertThat(compactTable.mappings.length).isLessThan(1 shl 14)

    // Confirm the data strings are ASCII.

     *
     * <p>It is strongly encouraged to use {@link #add(String, char)} instead and give value a
     * readable name.
     *
     * @since 18.0 (since 11.0 as {@code Objects.ToStringHelper.addValue()}).
     */
    @CanIgnoreReturnValue
    public ToStringHelper addValue(char value) {
      return addUnconditionalHolder(String.valueOf(value));
    }

    /**

     * @return Formatted message string
     */
    public static LogMessage format(final String messageCode, final Object... args) {
        assertArgumentNotEmpty("messageCode", messageCode);

        final char messageType = messageCode.charAt(0);
        final String message = MessageFormatter.getSimpleMessage(messageCode, args);
        switch (messageType) {
        case 'D':
            return new LogMessage(LogLevel.DEBUG, message);

* Added support for network spaces in the kubeapi-load-balancer charm. ([#58708](https://github.com/kubernetes/kubernetes/pull/58708), [@hyperbolic2346](https://github.com/hyperbolic2346))

* Added support for network spaces in the kubernetes-master charm. ([#58704](https://github.com/kubernetes/kubernetes/pull/58704), [@hyperbolic2346](https://github.com/hyperbolic2346))

import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

@NullUnmarked
public class CharEscaperBuilderTest extends TestCase {

  public void testAddEscapes() {
    char[] cs = {'a', 'b', 'c'};
    CharEscaperBuilder builder = new CharEscaperBuilder().addEscapes(cs, "Z");
    Escaper escaper = builder.toEscaper();
    assertThat(escaper.escape("abcdef")).isEqualTo("ZZZdef");
  }

     */
    protected String createTestString(int length) {
        StringBuilder sb = new StringBuilder(length);
        for (int i = 0; i < length; i++) {
            sb.append((char) ('A' + (i % 26)));
        }
        return sb.toString();
    }