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package org.openecomp.config.api;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Proxy;
import java.util.Collection;
import java.util.Map;
import java.util.ServiceLoader;
/**
* The interface Configuration manager.
*/
public interface ConfigurationManager extends Configuration {
/**
* The constant config.
*/
public static final Configuration config = lookup();
/**
* Lookup configuration.
*
* @return the configuration
*/
public static Configuration lookup() {
if (config == null) {
ServiceLoader<ConfigurationManager> loader = ServiceLoader.load(ConfigurationManager.class);
for (ConfigurationManager configuration : loader) {
return (Configuration) Proxy.newProxyInstance(ConfigurationManager.class.getClassLoader(),
new Class[]{Configuration.class}, (object, method, args) -> {
try {
return method.invoke(configuration, args);
} catch (InvocationTargetException ite) {
throw ite.getTargetException();
}
});
}
}
return config;
}
/**
* Gets configuration value.
*
* @param queryData the query data
* @return the configuration value
*/
public String getConfigurationValue(Map<String, Object> queryData);
/**
* Update configuration value.
*
* @param updateData the update data
*/
public void updateConfigurationValue(Map<String, Object> updateData);
/**
* List configuration map.
*
* @param query the query
* @return the map
*/
public Map<String, String> listConfiguration(Map<String, Object> query);
/**
* Update configuration values boolean.
*
* @param tenant the tenant
* @param namespace the namespace
* @param configKeyValueStore the config key value store
* @return the boolean
*/
public boolean updateConfigurationValues(String tenant, String namespace,
Map configKeyValueStore);
/**
* Gets tenants.
*
* @return the tenants
*/
public Collection<String> getTenants();
/**
* Gets namespaces.
*
* @return the namespaces
*/
public Collection<String> getNamespaces();
/**
* Gets keys.
*
* @param tenant the tenant
* @param namespace the namespace
* @return the keys
*/
public Collection<String> getKeys(String tenant, String namespace);
}
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