/**
* 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.blueprint;
import org.apache.camel.TypeConverter;
import org.apache.camel.core.osgi.OsgiCamelContextHelper;
import org.apache.camel.core.osgi.OsgiCamelContextNameStrategy;
import org.apache.camel.core.osgi.OsgiClassResolver;
import org.apache.camel.core.osgi.OsgiFactoryFinderResolver;
import org.apache.camel.core.osgi.OsgiPackageScanClassResolver;
import org.apache.camel.core.osgi.OsgiTypeConverter;
import org.apache.camel.core.osgi.utils.BundleContextUtils;
import org.apache.camel.impl.DefaultCamelContext;
import org.apache.camel.spi.FactoryFinder;
import org.apache.camel.spi.Registry;
import org.osgi.framework.BundleContext;
import org.osgi.service.blueprint.container.BlueprintContainer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class BlueprintCamelContext extends DefaultCamelContext {
private static final transient Logger LOG = LoggerFactory.getLogger(BlueprintCamelContext.class);
private BundleContext bundleContext;
private BlueprintContainer blueprintContainer;
public BlueprintCamelContext() {
}
public BlueprintCamelContext(BundleContext bundleContext, BlueprintContainer blueprintContainer) {
this.bundleContext = bundleContext;
this.blueprintContainer = blueprintContainer;
setNameStrategy(new OsgiCamelContextNameStrategy(bundleContext));
setClassResolver(new OsgiClassResolver(bundleContext));
setFactoryFinderResolver(new OsgiFactoryFinderResolver(bundleContext));
setPackageScanClassResolver(new OsgiPackageScanClassResolver(bundleContext));
setComponentResolver(new BlueprintComponentResolver(bundleContext));
setLanguageResolver(new BlueprintLanguageResolver(bundleContext));
setDataFormatResolver(new BlueprintDataFormatResolver(bundleContext));
}
public BundleContext getBundleContext() {
return bundleContext;
}
public void setBundleContext(BundleContext bundleContext) {
this.bundleContext = bundleContext;
}
public BlueprintContainer getBlueprintContainer() {
return blueprintContainer;
}
public void setBlueprintContainer(BlueprintContainer blueprintContainer) {
this.blueprintContainer = blueprintContainer;
}
public void init() throws Exception {
maybeStart();
}
private void maybeStart() throws Exception {
if (!isStarted() && !isStarting()) {
start();
} else {
// ignore as Camel is already started
LOG.trace("Ignoring maybeStart() as Apache Camel is already started");
}
}
public void destroy() throws Exception {
stop();
}
@Override
protected TypeConverter createTypeConverter() {
// CAMEL-3614: make sure we use a bundle context which imports org.apache.camel.impl.converter package
BundleContext ctx = BundleContextUtils.getBundleContext(getClass());
if (ctx == null) {
ctx = bundleContext;
}
FactoryFinder finder = new OsgiFactoryFinderResolver(bundleContext).resolveDefaultFactoryFinder(getClassResolver());
return new OsgiTypeConverter(ctx, getInjector(), finder);
}
@Override
protected Registry createRegistry() {
Registry reg = new BlueprintContainerRegistry(getBlueprintContainer());
return OsgiCamelContextHelper.wrapRegistry(this, reg, bundleContext);
}
}