132 lines
4.7 KiB
Java
132 lines
4.7 KiB
Java
package org.gcube.application.geoportal.service.engine.providers;
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import lombok.extern.slf4j.Slf4j;
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import org.gcube.application.cms.caches.AbstractScopedMap;
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import org.gcube.application.cms.plugins.*;
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import org.gcube.application.cms.plugins.faults.InitializationException;
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import org.gcube.application.cms.plugins.faults.PluginExecutionException;
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import org.gcube.application.cms.plugins.faults.ShutDownException;
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import org.gcube.application.cms.plugins.reports.InitializationReport;
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import org.gcube.application.geoportal.common.utils.ContextUtils;
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import org.gcube.application.geoportal.common.model.rest.ConfigurationException;
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import java.util.HashMap;
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@Slf4j
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public class PluginManager extends AbstractScopedMap<PluginManager.PluginMap> implements PluginManagerInterface {
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public static class PluginMap extends HashMap<String,Plugin>{
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}
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PluginMap implementations=new PluginMap();
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public PluginManager(){
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super("Plugin Cache");
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// reflections
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implementations.putAll(PluginsReflections.load());
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log.info("Loaded {} plugins",implementations.keySet().size());
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// Init plugins
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implementations.forEach((id,p)->{
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log.info("Registering plugin Manager ");
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if(p instanceof LifecycleManager) {
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log.debug("Registering plugin Manager to {} ",id);
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((LifecycleManager) p).setPluginManager(this);
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}
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if(p instanceof InitializablePlugin){
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log.info("INIT Plugin {}",id);
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try {
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InitializablePlugin ip=(InitializablePlugin) p;
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logReport(ip,ip.init());
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}catch (InitializationException e){
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log.error("Failed to initialize "+id,e);
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}catch(Throwable t){
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log.error("Unable to initialize "+id,t);
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}
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}
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});
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}
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@Override
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protected PluginMap retrieveObject(String context) throws ConfigurationException {
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log.warn("PLUGIN INITIALIZTIONS IN CONTEXT {} ",context);
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// Init plugins
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implementations.forEach((id,p)->{
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if(p instanceof InitializablePlugin){
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log.info("INIT Plugin {} in context {} ",id, context);
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try {
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InitializablePlugin ip=(InitializablePlugin) p;
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logReport(ip,ip.initInContext());
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}catch (InitializationException e){
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log.error("Failed to initialize "+id,e);
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}catch(Throwable t){
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log.error("Unable to initialize "+id,t);
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}
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}
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});
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return implementations;
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}
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@Override
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protected void dispose(PluginMap toDispose) {
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// ShutDown plugins
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implementations.forEach((id,p)->{
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if(p instanceof InitializablePlugin){
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log.info("Shutting down Plugin {}",id);
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try {
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InitializablePlugin ip=(InitializablePlugin) p;
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ip.shutdown();
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}catch (ShutDownException e){
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log.error("Failed to shutdown "+id,e);
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}catch(Throwable t){
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log.error("Unable to shutdown "+id,t);
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}
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}
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});
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}
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@Override
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public void init() {
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}
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@Override
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public Plugin getById(String pluginID) throws ConfigurationException {
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Plugin toReturn = getObject().get(pluginID);
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if(toReturn == null ) throw new ConfigurationException("Plugin "+pluginID+" not found ");
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return toReturn;
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}
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private static final void logReport(Plugin p, InitializationReport report){
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if(report==null)
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log.warn("WARNING : Initialization Report by {} IS null ",p.getDescriptor().getId());
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else
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try {
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report.validate();
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switch (report.getStatus()) {
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case ERROR: {
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log.error("Plugin [{}] STATUS : {}, INFO {} ", p.getDescriptor().getId(), report.getStatus(), report.getMessages());
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break;
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}
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case WARNING: {
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log.warn("Plugin [{}] STATUS : {}, INFO {} ", p.getDescriptor().getId(), report.getStatus(), report.getMessages());
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break;
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}
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default: {
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log.info("Plugin [{}] STATUS : {}, INFO {} ", p.getDescriptor().getId(), report.getStatus(), report.getMessages());
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}
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}
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}catch (PluginExecutionException e) {
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log.warn("Invalid report provided by {} ",p.getDescriptor().getId(),e);
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}
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}
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}
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