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/*
* Copyright (c) 2016 Cisco and/or its affiliates.
*
* 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 io.fd.honeycomb.infra.distro.schema
import com.google.common.base.Charsets
import com.google.inject.AbstractModule
import com.google.inject.Singleton
import com.google.inject.multibindings.Multibinder
import groovy.util.logging.Slf4j
import org.opendaylight.yangtools.yang.binding.YangModelBindingProvider
/**
* Load all YangModelBindingProvider classes from classpath.
* <p/>
* Relying on /META-INF/services/ metadata.
*/
@Slf4j
class YangBindingProviderModule extends AbstractModule {
static final String YANG_BA_PROVIDER_PATH = "META-INF/services/" + YangModelBindingProvider.class.getName();
void configure() {
Multibinder.newSetBinder(binder(), YangModelBindingProvider.class).with {
def resources = Collections.list(getClass().getClassLoader().getResources(YANG_BA_PROVIDER_PATH))
log.debug "ModuleProviders found at {}", resources
resources.forEach {
it.getText(Charsets.UTF_8.displayName()).split("\n")
.findAll { it != null && !it.isEmpty() && !it.isAllWhitespace()}
.collect { this.getClass().forName(it) }
.forEach {
log.debug "ModuleProvider found for {}", it
addBinding().to(it).in(Singleton)
}
}
}
}
}
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