validateInputStream(in);

        final Charset charset = getCharset(params);
        final List<String[]> rows = new ArrayList<>();
        String[] headers = null;

        try (BufferedReader reader = new BufferedReader(new InputStreamReader(in, charset))) {
            String line;
            Character detectedDelimiter = delimiter;

    for (int i = 0; i < len; i++) {
      buffer.putChar(input.charAt(i));
    }
    return hashBytes(buffer.array());
  }

  @Override
  public HashCode hashString(CharSequence input, Charset charset) {
    return hashBytes(input.toString().getBytes(charset));
  }

  @Override
  public abstract HashCode hashBytes(byte[] input, int off, int len);

  @Override

        .isEqualTo(1);
    assertThat(
            Chars.indexOf(
                new char[] {(char) 2, (char) 3, (char) 2, (char) 3, (char) 4, (char) 2, (char) 3},
                new char[] {(char) 2, (char) 3, (char) 4}))
        .isEqualTo(2);
    assertThat(
            Chars.indexOf(
                new char[] {(char) 2, (char) 2, (char) 3, (char) 4, (char) 2, (char) 3, (char) 4},

        StringBuilder current = new StringBuilder();
        boolean inDoubleQuotes = false;
        boolean inSingleQuotes = false;

        for (int i = 0; i < line.length(); i++) {
            char c = line.charAt(i);

            if (c == '"' && !inSingleQuotes) {
                inDoubleQuotes = !inDoubleQuotes;
            } else if (c == '\'' && !inDoubleQuotes) {
                inSingleQuotes = !inSingleQuotes;

	</component>

	<component name="s3Client"
		class="org.codelibs.fess.crawler.client.s3.S3Client" instance="prototype">
		<property name="charset">"UTF-8"</property>
	</component>

	<component name="gcsClient"
		class="org.codelibs.fess.crawler.client.gcs.GcsClient" instance="prototype">
		<property name="charset">"UTF-8"</property>
	</component>

	<component name="crawlerClientCreator"

     * Returns the character set used for content encoding.
     * @return the charset
     */
    public String getCharset() {
        return charset;
    }

    /**
     * Sets the character set used for content encoding.
     * @param charset the charset to set
     */
    public void setCharset(final String charset) {
        this.charset = charset;
    }

    /*
     * (non-Javadoc)
     *

     *
     * @return the charset
     */
    public String getCharset() {
        return charset;
    }

    /**
     * Sets the character set used for SMB1 operations.
     *
     * @param charset the charset to set
     */
    public void setCharset(final String charset) {
        this.charset = charset;
    }

    /**

     * Returns the character set used for SMB operations.
     * @return the charset
     */
    public String getCharset() {
        return charset;
    }

    /**
     * Sets the character set used for SMB operations.
     * @param charset the charset to set
     */
    public void setCharset(final String charset) {
        this.charset = charset;
    }

    /**
     * Sets the SMB authentication holder.

# Default language for GSA queries.
query.gsa.default.lang=en
# Default sort for GSA queries.
query.gsa.default.sort=
# Meta prefix for GSA queries.
query.gsa.meta.prefix=MT_
# Charset field for GSA index queries.
query.gsa.index.field.charset=charset
# Content type field for GSA index queries.
query.gsa.index.field.content_type.=content_type
# Maximum concurrent group results for collapse queries.

    }

    /**
     * Checks if the specified charset is supported.
     *
     * @param charsetName the charset name to check
     * @return true if the charset is supported, false otherwise
     */
    protected boolean isSupportedCharset(final String charsetName) {
        if (charsetName == null) {
            return false;
        }
        try {
            Charset.forName(charsetName);