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@ -1,16 +1,21 @@
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package org.gcube.smartgears.configuration.application;
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import java.io.File;
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import java.io.InputStream;
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import java.util.LinkedList;
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import java.util.List;
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import org.gcube.com.fasterxml.jackson.databind.ObjectMapper;
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import org.gcube.smartgears.configuration.PersistenceConfiguration;
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import org.gcube.smartgears.handlers.application.ApplicationLifecycleHandler;
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import org.gcube.smartgears.handlers.application.RequestHandler;
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import org.gcube.smartgears.handlers.application.lifecycle.ApplicationProfileManager;
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import org.gcube.smartgears.handlers.application.request.RequestAccounting;
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import org.gcube.smartgears.handlers.application.request.RequestMetrics;
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import org.gcube.smartgears.handlers.application.request.RequestValidator;
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import org.gcube.smartgears.persistence.LocalWriter;
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import org.gcube.smartgears.persistence.LocalWriterConfiguration;
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import org.gcube.smartgears.utils.Utils;
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import org.yaml.snakeyaml.Yaml;
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/**
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@ -33,9 +38,22 @@ public class ApplicationConfigurationBinder {
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Yaml yaml = new Yaml();
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ObjectMapper mapper = new ObjectMapper();
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String mapAsString = mapper.writeValueAsString(yaml.load(stream));
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return mapper.readValue(mapAsString, ApplicationConfiguration.class);
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}catch (Exception e) {
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ApplicationConfiguration conf = mapper.readValue(mapAsString, ApplicationConfiguration.class);
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if (conf.persistenceConfiguration() == null) {
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String location = String.format("%s/state/%s_%s", Utils.home(), conf.group(), conf.name());
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File dir = new File(location);
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if (!dir.exists())
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dir.mkdirs();
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conf.persistenceConfiguration(
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new PersistenceConfiguration(LocalWriter.class, new LocalWriterConfiguration(location)));
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}
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return conf;
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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@ -50,80 +68,79 @@ public class ApplicationConfigurationBinder {
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public ApplicationHandlers bindHandlers(ClassLoader classLoader) {
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List<RequestHandler> requestHandlers = new LinkedList<RequestHandler>();
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//ADDING BASE Handler (order is important)
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// ADDING BASE Handler (order is important)
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requestHandlers.add(new RequestMetrics());
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requestHandlers.add(new RequestValidator());
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requestHandlers.add(new RequestAccounting());
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//TODO scan RequestHAndler form classloader
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// TODO scan RequestHAndler form classloader
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List<ApplicationLifecycleHandler> lifecycleHandlers = new LinkedList<ApplicationLifecycleHandler>();
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//ADDING BASE Handler (order is important)
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// ADDING BASE Handler (order is important)
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lifecycleHandlers.add(new ApplicationProfileManager());
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//TODO scan ApplicationLifecycleHandler form classloader
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// TODO scan ApplicationLifecycleHandler form classloader
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return new ApplicationHandlers(lifecycleHandlers, requestHandlers);
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}
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/**
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* Returns the extensions of the application from their XML serialisation.
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*
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* @param stream the serialisation
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* @return the extensions
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* @throws RuntimeException if the serialisation is invalid
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public ApplicationExtensions bindExtensions(InputStream stream) {
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//collects handler classes
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Set<Class<?>> classes = scanForExtensions();
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try {
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JAXBContext ctx = JAXBContext.newInstance(classes.toArray(new Class<?>[0]));
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return (ApplicationExtensions) ctx.createUnmarshaller().unmarshal(stream);
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} catch (JAXBException e) {
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throw unchecked(e);
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}
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finally {
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closeSafely(stream);
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}
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}
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private Set<Class<?>> scanForExtensions() throws RuntimeException {
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@SuppressWarnings("all")
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ServiceLoader<ApplicationExtension> handlerLoader = (ServiceLoader) ServiceLoader.load(ApplicationExtension.class);
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Set<Class<?>> scanned = new HashSet<Class<?>>();
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for (ApplicationExtension handler : handlerLoader) {
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Class<?> handlerClass = handler.getClass();
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if (handlerClass.isInterface() || handlerClass.getModifiers() == Modifier.ABSTRACT)
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continue;
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else
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scanned.add(handlerClass);
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}
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//add top-level configuration
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scanned.add(ApplicationExtensions.class);
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*
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* public ApplicationExtensions
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* bindExtensions(InputStream stream) {
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*
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* //collects handler classes Set<Class<?>> classes =
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* scanForExtensions();
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*
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* try {
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*
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* JAXBContext ctx =
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* JAXBContext.newInstance(classes.toArray(new
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* Class<?>[0]));
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*
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* return (ApplicationExtensions)
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* ctx.createUnmarshaller().unmarshal(stream);
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*
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* } catch (JAXBException e) {
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*
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* throw unchecked(e);
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*
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* } finally { closeSafely(stream); } }
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*
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*
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*
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* private Set<Class<?>> scanForExtensions() throws
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* RuntimeException {
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*
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* @SuppressWarnings("all")
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* ServiceLoader<ApplicationExtension> handlerLoader =
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* (ServiceLoader)
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* ServiceLoader.load(ApplicationExtension.class);
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*
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* Set<Class<?>> scanned = new HashSet<Class<?>>();
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*
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* for (ApplicationExtension handler : handlerLoader) {
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* Class<?> handlerClass = handler.getClass(); if
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* (handlerClass.isInterface() ||
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* handlerClass.getModifiers() == Modifier.ABSTRACT)
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* continue; else scanned.add(handlerClass); }
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*
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* //add top-level configuration
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* scanned.add(ApplicationExtensions.class);
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*
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* return scanned; }
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*/
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return scanned;
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}
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*/
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public void scanForApplicationHandlers(ClassLoader currentClassLoader) {
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// TODO Auto-generated method stub
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}
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}
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lucio
1 year ago