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package com.sun.enterprise.config.modularity.parser;
import com.sun.enterprise.config.modularity.ConfigModularityUtils;
import com.sun.enterprise.config.modularity.RankedConfigBeanProxy;
import com.sun.enterprise.config.modularity.annotation.HasNoDefaultConfiguration;
import com.sun.enterprise.config.modularity.customization.ConfigBeanDefaultValue;
import com.sun.enterprise.config.util.ConfigApiLoggerInfo;
import com.sun.enterprise.module.bootstrap.StartupContext;
import org.glassfish.api.admin.ServerEnvironment;
import org.glassfish.api.admin.config.ConfigExtension;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.hk2.utilities.BuilderHelper;
import org.glassfish.hk2.utilities.ServiceLocatorUtilities;
import org.jvnet.hk2.annotations.Service;
import org.jvnet.hk2.config.ConfigBeanProxy;
import org.jvnet.hk2.config.ConfigSupport;
import org.jvnet.hk2.config.Dom;
import org.jvnet.hk2.config.SingleConfigCode;
import org.jvnet.hk2.config.TransactionFailure;
import javax.inject.Inject;
import java.beans.PropertyVetoException;
import java.util.List;
import java.util.logging.Logger;
/**
* Containing shared functionalists between different derived classes like ConfigSnippetLoader and so on.
* Shared functionalists includes finding, loading the configuration and creating a ConFigBean from it.
*
* @author Masoud Kalali
*/
@Service
public class ModuleConfigurationLoader<C extends ConfigBeanProxy, U extends ConfigBeanProxy> {
@Inject
private ServiceLocator serviceLocator;
@Inject
private ConfigurationParser configurationParser;
@Inject
private ConfigModularityUtils configModularityUtils;
private C extensionOwner;
public <U extends ConfigBeanProxy> U createConfigBeanForType(Class<U> configExtensionType, C extensionOwner) throws TransactionFailure {
this.extensionOwner = extensionOwner;
if (configModularityUtils.hasCustomConfig(configExtensionType)) {
addConfigBeanFor(configExtensionType);
} else {
if (configExtensionType.getAnnotation(HasNoDefaultConfiguration.class) != null) {
return null;
}
final Class<U> childElement = configExtensionType;
synchronized (configModularityUtils) {
boolean oldIP = configModularityUtils.isIgnorePersisting();
try {
configModularityUtils.setIgnorePersisting(true);
ConfigSupport.apply(new SingleConfigCode<ConfigBeanProxy>() {
@Override
public Object run(ConfigBeanProxy parent) throws PropertyVetoException, TransactionFailure {
U child = parent.createChild(childElement);
Dom unwrappedChild = Dom.unwrap(child);
unwrappedChild.addDefaultChildren();
configModularityUtils.getExtensions(parent).add(child);
return child;
}
}, extensionOwner);
} finally {
configModularityUtils.setIgnorePersisting(oldIP);
}
}
}
return getExtension(configExtensionType, extensionOwner);
}
private <U extends ConfigBeanProxy> U getExtension(Class<U> configExtensionType, C extensionOwner) {
List<U> extensions = configModularityUtils.getExtensions(extensionOwner);
for (ConfigBeanProxy extension : extensions) {
try {
U configBeanInstance = configExtensionType.cast(extension);
if (configBeanInstance instanceof ConfigExtension) {
ServiceLocatorUtilities.addOneDescriptor(serviceLocator,
BuilderHelper.createConstantDescriptor(configBeanInstance, ServerEnvironment.DEFAULT_INSTANCE_NAME,
ConfigSupport.getImpl(configBeanInstance).getProxyType()));
}
return configBeanInstance;
} catch (Exception e) {
// ignore, not the right type.
}
}
return null;
}
protected <U extends ConfigBeanProxy> void addConfigBeanFor(Class<U> extensionType) {
if (!RankedConfigBeanProxy.class.isAssignableFrom(extensionType)) {
if (getExtension(extensionType, extensionOwner) != null) {
return;
}
}
StartupContext context = serviceLocator.getService(StartupContext.class);
List<ConfigBeanDefaultValue> configBeanDefaultValueList =
configModularityUtils.getDefaultConfigurations(extensionType, configModularityUtils.getRuntimeTypePrefix(context));
configurationParser.parseAndSetConfigBean(configBeanDefaultValueList);
}
}