io.joynr.android.messaging.binder.BinderMessagingStub Maven / Gradle / Ivy

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/*
 * #%L
 * %%
 * Copyright (C) 2011 - 2017 BMW Car IT GmbH
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */
package io.joynr.android.messaging.binder;

import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.ServiceConnection;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.concurrent.TimeUnit;

import io.joynr.exceptions.JoynrRuntimeException;
import io.joynr.messaging.FailureAction;
import io.joynr.messaging.IMessagingStub;
import io.joynr.messaging.SuccessAction;
import joynr.ImmutableMessage;
import joynr.system.RoutingTypes.Address;
import joynr.system.RoutingTypes.BinderAddress;


public class BinderMessagingStub implements IMessagingStub {
    private static final Logger logger = LoggerFactory.getLogger(BinderMessagingStub.class);

    private static final String BINDER_SERVICE_CLASSNAME = io.joynr.android.binder.BinderService.class.getName();

    private Address toAddress;
    private Context context;

    public BinderMessagingStub(Context context, Address toAddress) {
        this.toAddress = toAddress;
        this.context = context;
    }

    @Override
    public void transmit(ImmutableMessage message, SuccessAction successAction, FailureAction failureAction) {
        logger.debug(">>> OUTGOING >>> {}", message);

        if (!message.isTtlAbsolute()) {
            throw new JoynrRuntimeException("Relative TTL not supported");
        }

        long timeout = message.getTtlMs() - System.currentTimeMillis();
        byte[] serializedMessage = message.getSerializedMessage();

        connectAndTransmitData(serializedMessage, (BinderAddress) toAddress,
                timeout, TimeUnit.MILLISECONDS, successAction, failureAction);
    }

    private void connectAndTransmitData(byte[] data, BinderAddress toClientAddress,
            long timeout,
            TimeUnit unit,
            final SuccessAction successAction,
            final FailureAction failureAction) {

        Intent intent = new Intent();
        intent.setComponent(new ComponentName(toClientAddress.getPackageName(), BINDER_SERVICE_CLASSNAME));

        ServiceConnection connection = new BinderServiceConnection(context, data, successAction, failureAction);
        context.bindService(intent, connection, Context.BIND_AUTO_CREATE);
    }
}