Package org.apache.camel.component.apns.factory

Source Code of org.apache.camel.component.apns.factory.ApnsServiceFactory

/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
package org.apache.camel.component.apns.factory;

import java.io.IOException;
import java.io.InputStream;
import java.security.GeneralSecurityException;

import com.notnoop.apns.APNS;
import com.notnoop.apns.ApnsDelegate;
import com.notnoop.apns.ApnsService;
import com.notnoop.apns.ApnsServiceBuilder;
import com.notnoop.apns.ReconnectPolicy;
import com.notnoop.apns.internal.Utilities;

import org.apache.camel.CamelContext;
import org.apache.camel.CamelContextAware;
import org.apache.camel.component.apns.model.ConnectionStrategy;
import org.apache.camel.component.apns.model.ReconnectionPolicy;
import org.apache.camel.component.apns.util.AssertUtils;
import org.apache.camel.component.apns.util.ParamUtils;
import org.apache.camel.component.apns.util.ResourceUtils;
import org.apache.camel.util.ObjectHelper;
import org.apache.camel.util.ResourceHelper;
import org.apache.camel.util.jsse.SSLContextParameters;

public class ApnsServiceFactory implements CamelContextAware {

    private static final int DEFAULT_POOL_SIZE = 10;
    private static final int MIN_POOL_SIZE = 1;
    private static final int MAX_POOL_SIZE = 30;

    private CamelContext camelContext;
    private String certificatePath;
    private String certificatePassword;
    private ConnectionStrategy connectionStrategy;
    private ReconnectionPolicy reconnectionPolicy;
    private SSLContextParameters sslContextParameters;
    private int poolSize = DEFAULT_POOL_SIZE;
    private String gatewayHost;
    private int gatewayPort;
    private String feedbackHost;
    private int feedbackPort;
    private ApnsDelegate apnsDelegate;

    public ApnsServiceFactory() {
        this.gatewayHost = Utilities.PRODUCTION_GATEWAY_HOST;
        this.gatewayPort = Utilities.PRODUCTION_GATEWAY_PORT;

        this.feedbackHost = Utilities.PRODUCTION_FEEDBACK_HOST;
        this.feedbackPort = Utilities.PRODUCTION_FEEDBACK_PORT;
    }

    public ApnsServiceFactory(CamelContext camelContext) {
        this();
        this.camelContext = camelContext;
    }

    public CamelContext getCamelContext() {
        return camelContext;
    }

    public void setCamelContext(CamelContext camelContext) {
        this.camelContext = camelContext;
    }

    public String getFeedbackHost() {
        return feedbackHost;
    }

    public void setFeedbackHost(String feedbackHost) {
        this.feedbackHost = feedbackHost;
    }

    public String getGatewayHost() {
        return gatewayHost;
    }

    public void setGatewayHost(String gatewayHost) {
        this.gatewayHost = gatewayHost;
    }

    public int getGatewayPort() {
        return gatewayPort;
    }

    public void setGatewayPort(int gatewayPort) {
        this.gatewayPort = gatewayPort;
    }

    public int getFeedbackPort() {
        return feedbackPort;
    }

    public void setFeedbackPort(int feedbackPort) {
        this.feedbackPort = feedbackPort;
    }

    public int getPoolSize() {
        return poolSize;
    }

    public void setPoolSize(int poolSize) {
        this.poolSize = poolSize;
    }

    public String getCertificatePath() {
        return certificatePath;
    }

    public void setCertificatePath(String certificatePath) {
        this.certificatePath = certificatePath;
    }

    public String getCertificatePassword() {
        return certificatePassword;
    }

    public void setCertificatePassword(String certificatePassword) {
        this.certificatePassword = certificatePassword;
    }

    public ReconnectionPolicy getReconnectionPolicy() {
        return reconnectionPolicy;
    }

    public void setReconnectionPolicy(ReconnectionPolicy reconnectionPolicy) {
        this.reconnectionPolicy = reconnectionPolicy;
    }

    public ConnectionStrategy getConnectionStrategy() {
        return connectionStrategy;
    }

    public void setConnectionStrategy(ConnectionStrategy connectionStrategy) {
        this.connectionStrategy = connectionStrategy;
    }

    public SSLContextParameters getSslContextParameters() {
        return sslContextParameters;
    }

    public void setSslContextParameters(SSLContextParameters sslContextParameters) {
        this.sslContextParameters = sslContextParameters;
    }

    public ApnsDelegate getApnsDelegate() {
        return apnsDelegate;
    }

    public void setApnsDelegate(ApnsDelegate apnsDelegate) {
        this.apnsDelegate = apnsDelegate;
    }

    public ApnsService getApnsService() {
        ApnsServiceBuilder builder = APNS.newService();
        builder = configureServiceBuilder(builder);

        configureConnectionStrategy(builder);
        configureReconnectionPolicy(builder);
        configureApnsDelegate(builder);
        configureApnsDestinations(builder);
        try {
            configureApnsCertificate(builder);
        } catch (IOException e) {
            throw ObjectHelper.wrapRuntimeCamelException(e);
        } catch (GeneralSecurityException e) {
            throw ObjectHelper.wrapRuntimeCamelException(e);
        }

        ApnsService apnsService = builder.build();
        return apnsService;
    }

    protected ApnsServiceBuilder configureServiceBuilder(ApnsServiceBuilder serviceBuilder) {
        return serviceBuilder;
    }

    private void configureApnsCertificate(ApnsServiceBuilder builder) throws IOException, GeneralSecurityException {
        if (getSslContextParameters() != null) {
            builder.withSSLContext(getSslContextParameters().createSSLContext());
            return;
        }

        ObjectHelper.notNull(getCamelContext(), "camelContext");
        ObjectHelper.notEmpty(getCertificatePath(), "certificatePath");
        ObjectHelper.notEmpty(getCertificatePassword(), "certificatePassword");

        InputStream certificateInputStream = null;
        try {
            certificateInputStream = ResourceHelper.resolveMandatoryResourceAsInputStream(camelContext.getClassResolver(), getCertificatePath());
            builder.withCert(certificateInputStream, getCertificatePassword());
        } finally {
            ResourceUtils.close(certificateInputStream);
        }
    }

    private void configureApnsDestinations(ApnsServiceBuilder builder) {
        ParamUtils.checkDestination(getGatewayHost(), getGatewayPort(), "gateway");
        ParamUtils.checkDestination(getFeedbackHost(), getFeedbackPort(), "feedback");

        if (ObjectHelper.isNotEmpty(getGatewayHost())) {
            builder.withGatewayDestination(getGatewayHost(), getGatewayPort());
        }
        if (ObjectHelper.isNotEmpty(getFeedbackHost())) {
            builder.withFeedbackDestination(getFeedbackHost(), getFeedbackPort());
        }
    }

    private void configureApnsDelegate(ApnsServiceBuilder builder) {
        if (apnsDelegate != null) {
            builder.withDelegate(apnsDelegate);
        }
    }

    private void configureConnectionStrategy(ApnsServiceBuilder builder) {
        if (getConnectionStrategy() == ConnectionStrategy.POOL) {
            AssertUtils.isTrue(poolSize >= MIN_POOL_SIZE, "Pool size needs to be greater than: " + MIN_POOL_SIZE);
            AssertUtils.isTrue(poolSize <= MAX_POOL_SIZE, "Pool size needs to be lower than: " + MAX_POOL_SIZE);
        }

        if (getConnectionStrategy() == null) {
            return;
        }

        switch (getConnectionStrategy()) {
        case QUEUE:
            builder.asQueued();
            break;
        case POOL:
            builder.asPool(getPoolSize());
            break;
        default:
            break;
        }
    }

    private void configureReconnectionPolicy(ApnsServiceBuilder builder) {
        if (getReconnectionPolicy() == null) {
            return;
        }

        switch (getReconnectionPolicy()) {
        case EVERY_HALF_HOUR:
            builder.withReconnectPolicy(ReconnectPolicy.Provided.EVERY_HALF_HOUR);
            break;
        case EVERY_NOTIFICATION:
            builder.withReconnectPolicy(ReconnectPolicy.Provided.EVERY_NOTIFICATION);
            break;
        default:
            builder.withReconnectPolicy(ReconnectPolicy.Provided.NEVER);
            break;
        }
    }

}
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