Examples with IByteBuffer de.invesdwin.util.streams.buffer.bytes.IByteBuffer used on opensource projects

Example 6 with IByteBuffer

use of de.invesdwin.util.streams.buffer.bytes.IByteBuffer in project invesdwin-context-persistence by subes.

the class SerializingCollection method add.

@Override
public boolean add(final E element) {
    if (this.size == READ_ONLY_FILE_SIZE) {
        throw new IllegalStateException("File [" + file + "] is in read only mode since it contained data when it was opened!");
    }
    try {
        final IByteBuffer writeBuffer = getWriteBuffer();
        final int length = serde.toBuffer(writeBuffer, element);
        if (length == 0) {
            throw new IllegalStateException("bytes should contain actual data: " + element);
        }
        final OutputStream fos = getFos();
        if (fixedLength == null) {
            OutputStreams.writeInt(fos, length);
        } else {
            if (length != fixedLength) {
                throw new IllegalArgumentException("Serialized object [" + element + "] has unexpected byte length of [" + length + "] while fixed length [" + fixedLength + "] was expected!");
            }
        }
        writeBuffer.getBytesTo(0, fos, length);
    } catch (final IOException e) {
        throw new RuntimeException(e);
    }
    size++;
    return true;
}