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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.be.config;
import com.google.common.annotations.VisibleForTesting;
import org.openecomp.sdc.be.config.validation.ArtifactConfigValidator;
import org.openecomp.sdc.common.api.ArtifactTypeEnum;
import org.openecomp.sdc.common.api.BasicConfiguration;
import org.openecomp.sdc.common.api.ConfigurationListener;
import org.openecomp.sdc.common.api.ConfigurationSource;
import org.openecomp.sdc.common.api.FileChangeCallback;
import org.openecomp.sdc.common.config.EcompErrorConfiguration;
import org.openecomp.sdc.common.config.IEcompConfigurationManager;
import java.util.HashMap;
import java.util.Map;
public class ConfigurationManager implements FileChangeCallback, IEcompConfigurationManager {
ConfigurationSource configurationSource = null;
private static ConfigurationManager instance;
final Map<String, Object> configurations = new HashMap<>();
@VisibleForTesting
public ConfigurationManager() {
super();
instance = this;
}
public ConfigurationManager(ConfigurationSource configurationSource) {
super();
this.configurationSource = configurationSource;
loadConfigurationFiles();
validateConfiguration();
instance = this;
}
private void loadConfigurationFiles() {
loadConfigurationClass(Configuration.class);
loadConfigurationClass(ErrorConfiguration.class);
loadConfigurationClass(Neo4jErrorsConfiguration.class);
loadConfigurationClass(EcompErrorConfiguration.class);
loadConfigurationClass(DistributionEngineConfiguration.class);
}
private void validateConfiguration() {
final Object configurationObj = configurations.get(getKey(Configuration.class));
if (configurationObj instanceof Configuration) {
final ArtifactConfigValidator artifactConfigValidator =
new ArtifactConfigValidator((Configuration) configurationObj, ArtifactTypeEnum.getBaseArtifacts());
artifactConfigValidator.validate();
}
}
private <T extends BasicConfiguration> void loadConfigurationClass(Class<T> clazz) {
ConfigurationListener configurationListener = new ConfigurationListener(clazz, this);
T object = configurationSource.getAndWatchConfiguration(clazz, configurationListener);
configurations.put(getKey(clazz), object);
}
private <T> String getKey(Class<T> class1) {
return class1.getSimpleName();
}
public Configuration getConfiguration() {
return (Configuration) configurations.get(getKey(Configuration.class));
}
public void setConfiguration(Configuration configuration) {
configurations.put(getKey(Configuration.class), configuration);
}
public void setErrorConfiguration(ErrorConfiguration configuration) {
configurations.put(getKey(ErrorConfiguration.class), configuration);
}
public ErrorConfiguration getErrorConfiguration() {
return (ErrorConfiguration) configurations.get(getKey(ErrorConfiguration.class));
}
public Neo4jErrorsConfiguration getNeo4jErrorsConfiguration() {
return (Neo4jErrorsConfiguration) configurations.get(getKey(Neo4jErrorsConfiguration.class));
}
@Override
public EcompErrorConfiguration getEcompErrorConfiguration() {
return (EcompErrorConfiguration) configurations.get(getKey(EcompErrorConfiguration.class));
}
public Configuration getConfigurationAndWatch(ConfigurationListener configurationListener) {
if (configurationListener != null) {
configurationSource.addWatchConfiguration(Configuration.class, configurationListener);
}
return (Configuration) configurations.get(getKey(Configuration.class));
}
public static ConfigurationManager getConfigurationManager() {
return instance;
}
public void reconfigure(final BasicConfiguration basicConfiguration) {
if (basicConfiguration instanceof Configuration) {
configurations.put(getKey(Configuration.class), basicConfiguration);
}
}
/**
* FOR TEST ONLY
*
* @param ecompErrorConfiguration
*/
public void setEcompErrorConfiguration(EcompErrorConfiguration ecompErrorConfiguration) {
configurations.put(getKey(EcompErrorConfiguration.class), ecompErrorConfiguration);
}
public DistributionEngineConfiguration getDistributionEngineConfiguration() {
return (DistributionEngineConfiguration) configurations.get(getKey(DistributionEngineConfiguration.class));
}
}
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