}

        return bestDelimiter;
    }

    /**
     * Counts occurrences of a character in a string, excluding quoted sections.
     *
     * @param line the line to analyze
     * @param ch the character to count
     * @return the number of occurrences
     */
    protected int countOccurrences(final String line, final char ch) {
        int count = 0;

import org.jspecify.annotations.Nullable;
import org.junit.Ignore;

/**
 * Tester to make sure the {@code iterator().remove()} implementation of {@code Multiset} works when
 * there are multiple occurrences of elements.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")

import org.jspecify.annotations.Nullable;
import org.junit.Ignore;

/**
 * Tester to make sure the {@code iterator().remove()} implementation of {@code Multiset} works when
 * there are multiple occurrences of elements.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")

        }
    }

    /**
     * Escapes wildcard characters in the given query string.
     *
     * This method replaces all occurrences of '*' with '\*' and
     * all occurrences of '?' with '\?' to ensure that these characters
     * are treated as literals rather than wildcard characters in queries.
     *
     * @param query the query string to escape

    <example>${fe:join(values)}</example>
  </function>

  <function>
    <description>
      Returns a string resulting from replacing in an input string all occurrences
      of a "before" string into an "after" substring.
    </description>
    <name>replace</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>

                        return new StandardElementSet();
                      }

                      @Override
                      public int add(String element, int occurrences) {
                        throw new UnsupportedOperationException();
                      }

                      @Override
                      public boolean add(String element) {

      checkNonnegative(occurrences, "occurrences");
      if (occurrences == 0) {
        return count(element);
      }

      Collection<V> values = Maps.safeGet(multimap.asMap(), element);

      if (values == null) {
        return 0;
      }

      int oldCount = values.size();
      if (occurrences >= oldCount) {
        values.clear();

        assertNull(result, "Should return null for empty list");
    }

    /**
     * Test remove method
     */
    @Test
    @DisplayName("Remove should delete all occurrences of type")
    void testRemove() {
        List<AvPair> pairs = new LinkedList<>();
        AvFlags flags1 = new AvFlags(0x11111111);
        AvFlags flags2 = new AvFlags(0x22222222);

        }
        return StringUtil.EMPTY;
    }

    /**
     * Replaces all occurrences of a regular expression pattern in the input string.
     *
     * @param input the input object to process
     * @param regex the regular expression pattern to match
     * @param replacement the replacement string

     * @return true if not empty, false otherwise
     */
    public static final boolean isNotEmpty(final String text) {
        return !isEmpty(text);
    }

    /**
     * Replaces all occurrences of a substring within a string with another string.
     *
     * @param text
     *            The original string.
     * @param fromText
     *            The substring to be replaced.
     * @param toText