Examples of java.nio.CharBuffer.capacity()

java.nio.CharBuffer.capacity()

            CoderResult result = decoder.decode(inbuf, dest, true);
            dest.flip();


            if (result.isUnderflow()) { // done reading
                // make sure there is at least one extra character
                if (dest.limit() == dest.capacity()) {
                    dest = CharBuffer.allocate(dest.capacity()+1).put(dest);
                    dest.flip();
                }
                return dest;
            } else if (result.isOverflow()) { // buffer too small; expand

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            dest.flip();


            if (result.isUnderflow()) { // done reading
                // make sure there is at least one extra character
                if (dest.limit() == dest.capacity()) {
                    dest = CharBuffer.allocate(dest.capacity()+1).put(dest);
                    dest.flip();
                }
                return dest;
            } else if (result.isOverflow()) { // buffer too small; expand
                int newCapacity =

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                    dest.flip();
                }
                return dest;
            } else if (result.isOverflow()) { // buffer too small; expand
                int newCapacity =
                    10 + dest.capacity() +
                    (int)(inbuf.remaining()*decoder.maxCharsPerByte());
                dest = CharBuffer.allocate(newCapacity).put(dest);
            } else if (result.isMalformed() || result.isUnmappable()) {
                // bad character in input

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                inbuf.position(inbuf.position() + result.length());


                // undo the flip() to prepare the output buffer
                // for more translation
                dest.position(dest.limit());
                dest.limit(dest.capacity());
                dest.put((char)0xfffd); // backward compatible
            } else {
                throw new AssertionError(result);
            }
        }

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    private void emit(int c) throws IOException {
        assert c >= 0;
        CharBuffer buf = lineBuffer;
        if (buf.remaining() == 0) {
            if (buf.capacity() == BUFFER_LIMIT) {
                throw new IOException(MessageFormat.format(
                        "Line is too large (near {0}:{1}, size={2}, record-number={3})",
                        path,
                        currentPhysicalHeadLine,
                        BUFFER_LIMIT,

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    InputStreamReader stdOut = new InputStreamReader(p.getInputStream());
    LinkedList<CharBuffer> l = new LinkedList<CharBuffer>();
    int r = -1;
    CharBuffer b = null;
    do {
      if (b == null || b.remaining() < b.capacity() / 3) {
        b = CharBuffer.allocate(512);
        l.add(b);
      }
      r = stdOut.read(b);
    } while (r != -1);

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          if (charsRead == -1) {
            // if we received EOF before last event processing attempt, then we
            // have done everything we can
            break;
          } else if (charsRead == 0 && eventsProcessed == 0) {
            if (buffer.remaining() == buffer.capacity()) {
              // If we get here it means:
              // 1. Last time we called fill(), no new chars were buffered
              // 2. After that, we failed to process any events => no newlines
              // 3. The unread data in the buffer == the size of the buffer
              // Therefore, we are stuck because the client sent a line longer

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              // Therefore, we are stuck because the client sent a line longer
              // than the size of the buffer. Response: Drop the connection.
              logger.warn("Client sent event exceeding the maximum length");
              counterGroup.incrementAndGet("events.failed");
              writer.write("FAILED: Event exceeds the maximum length (" +
                  buffer.capacity() + " chars, including newline)\n");
              writer.flush();
              break;
            }
          }
        }

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      }
    catch (UnsupportedOperationException ex)
      {
        h.check(true);
      }
    h.check(cb.capacity(), b.length());
    h.check(cb.hasArray(), false);
    h.check(cb.hasRemaining(), true);
    h.check(cb.isDirect(), false);
    h.check(cb.isReadOnly(), true);
    h.check(cb.length(), 3);

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    CharBuffer cb = CharBuffer.wrap(b);
    cb.position(4);
    cb.limit(7);
    CharBuffer slice = cb.slice();


    h.check(slice.capacity(), 3);
    try
      {
        slice.arrayOffset();
        h.fail("testSlice");
      }

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