Example usage for org.apache.http.nio.reactor SessionOutputBuffer write

Introduction

In this page you can find the example usage for org.apache.http.nio.reactor SessionOutputBuffer write.

Prototype

void write(ReadableByteChannel src) throws IOException;

Source Link

Document

Reads a sequence of bytes from the source channel into this buffer.

Usage

From source file:com.ok2c.lightmtp.impl.protocol.SendDataCodec.java

@Override
public void produceData(final IOSession iosession, final ClientState sessionState)
        throws IOException, SMTPProtocolException {
    Args.notNull(iosession, "IO session");
    Args.notNull(sessionState, "Session state");

    SessionOutputBuffer buf = this.iobuffers.getOutbuf();

    switch (this.codecState) {
    case CONTENT_READY:
        int bytesRead = 0;
        while (buf.length() < LIMIT) {
            if (!this.contentBuf.hasData()) {
                bytesRead = this.contentBuf.fill(this.contentChannel);
            }/* ww  w  . j  a  va2  s.  c  o m*/

            boolean lineComplete = this.contentBuf.readLine(this.lineBuf, bytesRead == -1);
            if (this.maxLineLen > 0 && (this.lineBuf.length() > this.maxLineLen
                    || (!lineComplete && this.contentBuf.length() > this.maxLineLen))) {
                throw new SMTPProtocolException("Maximum line length limit exceeded");
            }
            if (lineComplete) {
                if (this.lineBuf.length() > 0 && this.lineBuf.charAt(0) == '.') {
                    buf.write(PERIOD);
                }
                buf.writeLine(this.lineBuf);
                this.lineBuf.clear();
            } else {
                bytesRead = this.contentBuf.fill(this.contentChannel);
            }
            if (bytesRead == -1 && !this.contentBuf.hasData()) {

                this.lineBuf.clear();
                this.lineBuf.append('.');
                buf.writeLine(this.lineBuf);
                this.lineBuf.clear();

                this.content.reset();
                this.contentSent = true;
                this.codecState = CodecState.CONTENT_RESPONSE_EXPECTED;
                break;
            }
            if (bytesRead == 0 && !lineComplete) {
                break;
            }
        }
    }

    if (buf.hasData()) {
        buf.flush(iosession.channel());
    }
    if (!buf.hasData() && this.contentSent) {
        iosession.clearEvent(SelectionKey.OP_WRITE);
    }
}

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