Examples with ConnectionState org.eclipse.jetty.websocket.common.ConnectionState used on opensource projects

Example 6 with ConnectionState

use of org.eclipse.jetty.websocket.common.ConnectionState in project jetty.project by eclipse.

the class IOState method onConnected.

/**
     * WebSocket has successfully upgraded, but the end-user onOpen call hasn't run yet.
     * <p>
     * This is an intermediate state between the RFC's {@link ConnectionState#CONNECTING} and {@link ConnectionState#OPEN}
     */
public void onConnected() {
    ConnectionState event = null;
    synchronized (this) {
        if (this.state != ConnectionState.CONNECTING) {
            LOG.debug("Unable to set to connected, not in CONNECTING state: {}", this.state);
            return;
        }
        this.state = ConnectionState.CONNECTED;
        // cannot read (yet)
        inputAvailable = false;
        // write allowed
        outputAvailable = true;
        event = this.state;
    }
    notifyStateListeners(event);
}

Example 7 with ConnectionState

use of org.eclipse.jetty.websocket.common.ConnectionState in project jetty.project by eclipse.

the class IOState method onAbnormalClose.

/**
     * A websocket connection has been disconnected for abnormal close reasons.
     * <p>
     * This is the low level disconnect of the socket. It could be the result of a normal close operation, from an IO error, or even from a timeout.
     * @param close the close information
     */
public void onAbnormalClose(CloseInfo close) {
    if (LOG.isDebugEnabled())
        LOG.debug("onAbnormalClose({})", close);
    ConnectionState event = null;
    synchronized (this) {
        if (this.state == ConnectionState.CLOSED) {
            // already closed
            return;
        }
        if (this.state == ConnectionState.OPEN) {
            this.cleanClose = false;
        }
        this.state = ConnectionState.CLOSED;
        finalClose.compareAndSet(null, close);
        this.inputAvailable = false;
        this.outputAvailable = false;
        this.closeHandshakeSource = CloseHandshakeSource.ABNORMAL;
        event = this.state;
    }
    notifyStateListeners(event);
}

Example 8 with ConnectionState

use of org.eclipse.jetty.websocket.common.ConnectionState in project jetty.project by eclipse.

the class IOState method onOpened.

/**
     * A websocket connection has finished its upgrade handshake, and is now open.
     */
public void onOpened() {
    if (LOG.isDebugEnabled())
        LOG.debug("onOpened()");
    ConnectionState event = null;
    synchronized (this) {
        if (this.state == ConnectionState.OPEN) {
            // already opened
            return;
        }
        if (this.state != ConnectionState.CONNECTED) {
            LOG.debug("Unable to open, not in CONNECTED state: {}", this.state);
            return;
        }
        this.state = ConnectionState.OPEN;
        this.inputAvailable = true;
        this.outputAvailable = true;
        event = this.state;
    }
    notifyStateListeners(event);
}

Example 9 with ConnectionState

use of org.eclipse.jetty.websocket.common.ConnectionState in project jetty.project by eclipse.

the class IOState method onCloseRemote.

/**
     * A close handshake has been received from the remote endpoint
     * @param closeInfo the close information
     */
public void onCloseRemote(CloseInfo closeInfo) {
    if (LOG.isDebugEnabled())
        LOG.debug("onCloseRemote({})", closeInfo);
    ConnectionState event = null;
    synchronized (this) {
        if (this.state == ConnectionState.CLOSED) {
            // already closed
            return;
        }
        if (LOG.isDebugEnabled())
            LOG.debug("onCloseRemote(), input={}, output={}", inputAvailable, outputAvailable);
        this.closeInfo = closeInfo;
        // turn off further input
        inputAvailable = false;
        if (closeHandshakeSource == CloseHandshakeSource.NONE) {
            closeHandshakeSource = CloseHandshakeSource.REMOTE;
        }
        if (!outputAvailable) {
            LOG.debug("Close Handshake satisfied, disconnecting");
            cleanClose = true;
            state = ConnectionState.CLOSED;
            finalClose.compareAndSet(null, closeInfo);
            event = this.state;
        } else if (this.state == ConnectionState.OPEN) {
            // We are now entering CLOSING (or half-closed)
            this.state = ConnectionState.CLOSING;
            event = this.state;
        }
    }
    // Only notify on state change events
    if (event != null) {
        notifyStateListeners(event);
    }
}

Example 10 with ConnectionState

use of org.eclipse.jetty.websocket.common.ConnectionState in project jetty.project by eclipse.

the class IOState method closeLocal.

private void closeLocal(CloseInfo closeInfo) {
    ConnectionState event = null;
    ConnectionState abnormalEvent = null;
    synchronized (this) {
        if (LOG.isDebugEnabled())
            LOG.debug("onCloseLocal(), input={}, output={}", inputAvailable, outputAvailable);
        this.closeInfo = closeInfo;
        // Turn off further output.
        outputAvailable = false;
        if (closeHandshakeSource == CloseHandshakeSource.NONE) {
            closeHandshakeSource = CloseHandshakeSource.LOCAL;
        }
        if (!inputAvailable) {
            if (LOG.isDebugEnabled())
                LOG.debug("Close Handshake satisfied, disconnecting");
            cleanClose = true;
            this.state = ConnectionState.CLOSED;
            finalClose.compareAndSet(null, closeInfo);
            event = this.state;
        } else if (this.state == ConnectionState.OPEN) {
            // We are now entering CLOSING (or half-closed).
            this.state = ConnectionState.CLOSING;
            event = this.state;
            // If abnormal, we don't expect an answer.
            if (closeInfo.isAbnormal()) {
                abnormalEvent = ConnectionState.CLOSED;
                finalClose.compareAndSet(null, closeInfo);
                cleanClose = false;
                outputAvailable = false;
                inputAvailable = false;
                closeHandshakeSource = CloseHandshakeSource.ABNORMAL;
            }
        }
    }
    // Only notify on state change events
    if (event != null) {
        notifyStateListeners(event);
        if (abnormalEvent != null) {
            notifyStateListeners(abnormalEvent);
        }
    }
}