120 lines
4.8 KiB
Java
120 lines
4.8 KiB
Java
/*-
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* ~~~~~~licensing~~~~~~
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* configuration-test-1
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* ==========
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* Copyright (C) 2020 - 2023 EmDev LLC
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* ==========
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* You may not use this file except in accordance with the License Terms of the Copyright
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* Holder located at: https://entaxy.ru/eula . All copyrights, all intellectual property
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* rights to the Software and any copies are the property of the Copyright Holder. Unless
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* it is explicitly allowed the Copyright Holder, the User is prohibited from using the
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* Software for commercial purposes to provide services to third parties.
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*
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* The Copyright Holder hereby declares that the Software is provided on an "AS IS".
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* Under no circumstances does the Copyright Holder guarantee or promise that the
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* Software provided by him will be suitable or not suitable for the specific purposes
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* of the User, that the Software will meet all commercial and personal subjective
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* expectations of the User, that the Software will work properly, without technical
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* errors, quickly and uninterruptedly.
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*
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* Under no circumstances shall the Copyright Holder or its Affiliates is not liable
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* to the User for any direct or indirect losses of the User, his expenses or actual
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* damage, including, downtime; loss of bussines; lost profit; lost earnings; loss
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* or damage to data, property, etc.
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* ~~~~~~/licensing~~~~~~
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*/
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package ru.entaxy.platform.base.config;
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import java.io.IOException;
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import java.util.*;
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import java.util.Map.Entry;
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import org.osgi.framework.BundleContext;
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import org.osgi.framework.Constants;
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import org.osgi.framework.ServiceReference;
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import org.osgi.service.cm.ConfigurationAdmin;
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import org.osgi.service.cm.ConfigurationPlugin;
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import org.osgi.service.component.ComponentContext;
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import org.osgi.service.component.annotations.Component;
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import org.osgi.service.component.annotations.Reference;
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import org.osgi.service.component.annotations.ReferenceCardinality;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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@Component(service = {ConfigurationPlugin.class, ImmutablesCollector.class}, immediate = true,
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property = {
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ConfigurationPlugin.CM_RANKING + "=100"
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, "config.plugin.id=ImmutablesConfigurationPlugin"})
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public class ImmutablesConfigurationPlugin implements ConfigurationPlugin, ImmutablesCollector {
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private static final Logger log = LoggerFactory.getLogger(ImmutablesConfigurationPlugin.class);
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protected BundleContext bundleContext;
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protected Map<String, Immutables> immutablesMap = new HashMap<>();
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protected Map<String, Dictionary<String, Object>> immutablesDataMap = new HashMap<>();
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@Reference(cardinality = ReferenceCardinality.MANDATORY)
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ConfigurationAdmin configurationAdmin;
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public void activate(ComponentContext componentContext) {
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this.bundleContext = componentContext.getBundleContext();
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log.debug("ImmutablesConfigurationPlugin activated");
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}
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@Override
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public void modifyConfiguration(ServiceReference<?> reference, Dictionary<String, Object> properties) {
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String pid = properties.get(Constants.SERVICE_PID).toString();
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if (immutablesDataMap.containsKey(pid)) {
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Dictionary<String, Object> ims = immutablesDataMap.get(pid);
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Iterator<String> iter = ims.keys().asIterator();
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while (iter.hasNext()) {
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String key = iter.next();
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properties.put(key, ims.get(key));
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}
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log.debug("DATA: " + pid + " FOUND");
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} else {
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log.debug("DATA: " + pid + " NOT FOUND");
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}
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}
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@Override
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public void add(Immutables immutables) {
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synchronized (immutablesDataMap) {
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boolean reload = true;
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if (immutablesDataMap.containsKey(immutables.getPid())) {
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Dictionary<String, Object> current = immutablesDataMap.get(immutables.getPid());
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reload = !immutables.getProperties().entrySet().stream()
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.allMatch(e -> e.getValue().equals(current.get(e.getKey())));
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}
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if (!reload) {
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log.debug("Immutables for " + immutables.getPid() + " already loaded");
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return;
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}
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immutablesDataMap.remove(immutables.getPid());
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log.debug("Adding direct Immutables for " + immutables.getPid());
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Dictionary<String, Object> ims = new Hashtable<>();
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Map<String, Object> properties = immutables.getProperties();
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if (properties != null)
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for (Entry<String, Object> entry: properties.entrySet())
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ims.put(entry.getKey(), entry.getValue());
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immutablesDataMap.put(immutables.getPid(), ims);
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try {
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Dictionary<String, Object> props = configurationAdmin.getConfiguration(immutables.getPid()).getProperties();
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if (props == null)
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props = new Hashtable<>();
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Iterator<String> keys = ims.keys().asIterator();
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while (keys.hasNext()) {
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String key = keys.next();
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props.put(key, ims.get(key));
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}
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configurationAdmin.getConfiguration(immutables.getPid()).setBundleLocation("?");
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configurationAdmin.getConfiguration(immutables.getPid()).update(props);
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} catch (IOException e) {
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log.error("Failed updateing configuration", e);
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}
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}
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}
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}
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