char[] buf = new char[10];
    assertThrows(IndexOutOfBoundsException.class, () -> reader.read(buf, 0, 11));

    assertThrows(IndexOutOfBoundsException.class, () -> reader.read(buf, 10, 1));

    assertThrows(IndexOutOfBoundsException.class, () -> reader.read(buf, 11, 0));

    assertThrows(IndexOutOfBoundsException.class, () -> reader.read(buf, -1, 5));

    OLD {
      @Override
      long copy(Readable from, Appendable to) throws IOException {
        CharBuffer buf = CharStreams.createBuffer();
        long total = 0;
        while (from.read(buf) != -1) {
          ((Buffer) buf).flip();
          to.append(buf);
          total += buf.remaining();
          ((Buffer) buf).clear();
        }
        return total;
      }
    },
    NEW {
      @Override

    OLD {
      @Override
      long copy(Readable from, Appendable to) throws IOException {
        CharBuffer buf = CharStreams.createBuffer();
        long total = 0;
        while (from.read(buf) != -1) {
          ((Buffer) buf).flip();
          to.append(buf);
          total += buf.remaining();
          ((Buffer) buf).clear();
        }
        return total;
      }
    },
    NEW {
      @Override

        final StringBuilder buf = new StringBuilder(url.length() + 100);
        for (final char c : url.toCharArray()) {
            if (CharUtil.isUrlChar(c)) {
                buf.append(c);
            } else {
                try {
                    buf.append(URLEncoder.encode(String.valueOf(c), enc));

      h ^= fingerprint(buf, bufLen);
      h = remix(h);
      buf[bufLen++] = getChar(h);

      int x0 = buf[bufLen - 1] & 0xff;
      int x1 = buf[bufLen - 2] & 0xff;
      int x2 = buf[bufLen - 3] & 0xff;
      int x3 = buf[bufLen / 2] & 0xff;
      buf[((x0 << 16) + (x1 << 8) + x2) % bufLen] ^= x3;
      buf[((x1 << 16) + (x2 << 8) + x3) % bufLen] ^= i % 256;
    }

    }


    @Override
    public int decode ( byte[] buf, int bi, int len ) {
        this.allow = buf[ bi++ ] == (byte) 0x00;
        this.flags = buf[ bi++ ] & 0xFF;
        int size = SMBUtil.readInt2(buf, bi);
        bi += 2;
        this.access = SMBUtil.readInt4(buf, bi);
        bi += 4;
        this.sid = new SID(buf, bi);
        return size;
    }

        final StringBuilder buf = new StringBuilder(100);
        buf.append(seed).append(CACHE_KEY_SPLITTER);
        stream(tags).of(stream -> stream.sorted().reduce((l, r) -> l + r).ifPresent(v -> buf.append(v)));
        buf.append(CACHE_KEY_SPLITTER);
        stream(roles).of(stream -> stream.sorted().reduce((l, r) -> l + r).ifPresent(v -> buf.append(v)));
        buf.append(CACHE_KEY_SPLITTER);

     * @return テキスト
     */
    public static String readText(final Reader reader) {
        assertArgumentNotNull("reader", reader);

        final StringBuilder buf = new StringBuilder(BUF_SIZE);
        CopyUtil.copy(reader, buf);
        return new String(buf);
    }

        }

        StringBuilder buf = new StringBuilder();
        for (int i = 0; i < 550; i++) {
            buf.append('a');
        }
        assertEquals(
                "c11e9ec4fa5ccd0c37c78e7e43555c7061a4dfe8d250a66cad3abaf190e4519cae5b0dce520fb94667cb37e5bbd29b226638cc6172169706a8ae36b000a6900c",
                crawlingInfoHelper.generateId(buf.substring(0, 500)));
        assertEquals(

            byte[] buf;

            if ( this.freeBuffers > 0 ) {
                for ( int i = 0; i < this.cache.length; i++ ) {
                    if ( this.cache[ i ] != null ) {
                        buf = (byte[]) this.cache[ i ];
                        this.cache[ i ] = null;
                        this.freeBuffers--;
                        return buf;
                    }
                }