com.intellisrc.web.protocols.HttpProtocol.groovy Maven / Gradle / Ivy

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Create restful HTTP (GET, POST, PUT, DELETE, etc) or SSE / WebSocket application services. Manage JSON data from and to the server easily. It is build on top of Jetty library, so it is very powerful but designed to be elegant and easy to use.

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package com.intellisrc.web.protocols

import com.intellisrc.core.Log
import com.intellisrc.web.WebService
import groovy.transform.CompileStatic
import org.eclipse.jetty.server.*
import org.eclipse.jetty.util.ssl.SslContextFactory

/**
 * @since 2023/05/19.
 */
@CompileStatic
abstract class HttpProtocol {
    final WebService server
    boolean trustForwardHeaders = true
    boolean checkSNIHostname = true
    boolean sniRequired = false

    static class ErrorListener implements HttpChannel.Listener {
        /**
         * Invoked when the application threw an exception.
         *
         * @param request the request object
         * @param failure the exception thrown by the application
         */
        void onDispatchFailure(Request request, Throwable failure) {
            Log.e("Dispatch failure", failure)
        }
        /**
         * Invoked when the request processing failed.
         *
         * @param request the request object
         * @param failure the request failure
         */
        void onRequestFailure(Request request, Throwable failure) {
            Log.e("Request failure", failure)
        }
        /**
         * Invoked when the response processing failed.
         *
         * @param request the request object
         * @param failure the response failure
         */
        void onResponseFailure(Request request, Throwable failure) {
            Log.e("Response failure", failure)
        }
    }

    HttpProtocol(WebService server) {
        this.server = server
    }

    Connector getConnector() {
        return setup(prepareConnector())
    }

    protected Connector setup(AbstractNetworkConnector connector) {
        connector.setIdleTimeout(server.timeout)
        connector.setHost(server.address.hostAddress)
        connector.setPort(server.port)
        return connector
    }

    abstract void init()
    abstract protected AbstractNetworkConnector prepareConnector()
    abstract protected SslContextFactory.Server getSSLContextFactory()
    abstract protected HttpConnectionFactory getConnectionFactory(HttpConfiguration httpConfiguration)
}