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Kaa.java
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Kaa.java
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/*
* Copyright 2014-2016 CyberVision, Inc.
*
* 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.
*/
package org.kaaproject.kaa.client;
import org.kaaproject.kaa.client.exceptions.KaaInvalidConfigurationException;
import org.kaaproject.kaa.client.exceptions.KaaRuntimeException;
import org.kaaproject.kaa.client.exceptions.KaaUnsupportedPlatformException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.security.GeneralSecurityException;
/**
* Creates new Kaa client based on {@link KaaClientPlatformContext platform
* context} and optional {@link KaaClientStateListener state listener}.
*
* @author Andrew Shvayka
*/
public class Kaa {
private static final Logger LOG = LoggerFactory.getLogger(Kaa.class);
private Kaa() {
}
public static KaaClient newClient(KaaClientPlatformContext context) throws KaaRuntimeException {
return newClient(context, null);
}
public static KaaClient newClient(KaaClientPlatformContext context, KaaClientStateListener listener) throws KaaRuntimeException {
return newClient(context, listener, false);
}
/**
* Creating new Kaa client
*
* @param context - Kaa platform specific context for client init
* @param listener - notifier for changing client state
* @param isAutogeneratedKeys - check if creating public/private key pair.
* 'false' - use existing pre-generated public/private key pair (default behaviour).
* 'true' - auto-generate new public/private key pair if absent.
* @return new Kaa client
* @throws KaaRuntimeException - if there are now key pair
*/
public static KaaClient newClient(KaaClientPlatformContext context, KaaClientStateListener listener,
boolean isAutogeneratedKeys) throws KaaRuntimeException {
try {
return new BaseKaaClient(context, listener, isAutogeneratedKeys);
} catch (GeneralSecurityException e) {
LOG.error("Failed to create Kaa client", e);
throw new KaaUnsupportedPlatformException(e);
} catch (IOException e) {
LOG.error("Failed to create Kaa client", e);
throw new KaaInvalidConfigurationException(e);
}
}
}