Example usage for org.springframework.boot.devtools.livereload Frame Frame

Introduction

In this page you can find the example usage for org.springframework.boot.devtools.livereload Frame Frame.

Prototype

Frame(Type type) 

Source Link

Usage

From source file:org.springframework.boot.devtools.livereload.Connection.java

private void runWebSocket(String header) throws Exception {
    String accept = getWebsocketAcceptResponse();
    this.outputStream.writeHeaders("HTTP/1.1 101 Switching Protocols", "Upgrade: websocket",
            "Connection: Upgrade", "Sec-WebSocket-Accept: " + accept);
    new Frame("{\"command\":\"hello\",\"protocols\":" + "[\"http://livereload.com/protocols/official-7\"],"
            + "\"serverName\":\"spring-boot\"}").write(this.outputStream);
    Thread.sleep(100);/*from  ww  w  .  j  a v  a  2 s . co  m*/
    this.webSocket = true;
    while (this.running) {
        readWebSocketFrame();
    }
}

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From source file:org.springframework.boot.devtools.livereload.Connection.java

private void readWebSocketFrame() throws IOException {
    try {/*  w ww . j  av  a 2 s . co m*/
        Frame frame = Frame.read(this.inputStream);
        if (frame.getType() == Frame.Type.PING) {
            writeWebSocketFrame(new Frame(Frame.Type.PONG));
        } else if (frame.getType() == Frame.Type.CLOSE) {
            throw new ConnectionClosedException();
        } else if (frame.getType() == Frame.Type.TEXT) {
            logger.debug("Recieved LiveReload text frame " + frame);
        } else {
            throw new IOException("Unexpected Frame Type " + frame.getType());
        }
    } catch (SocketTimeoutException ex) {
        writeWebSocketFrame(new Frame(Frame.Type.PING));
        Frame frame = Frame.read(this.inputStream);
        if (frame.getType() != Frame.Type.PONG) {
            throw new IllegalStateException("No Pong");
        }
    }
}

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From source file:org.springframework.boot.devtools.livereload.Connection.java

/**
 * Trigger livereload for the client using this connection.
 * @throws IOException in case of I/O errors
 *///from w w  w  . j  av a2  s. c  o m
public void triggerReload() throws IOException {
    if (this.webSocket) {
        logger.debug("Triggering LiveReload");
        writeWebSocketFrame(new Frame("{\"command\":\"reload\",\"path\":\"/\"}"));
    }
}

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