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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
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*
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* and Distribution License("CDDL") (collectively, the "License"). You
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* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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package org.glassfish.config.support;
import com.sun.enterprise.util.LocalStringManagerImpl;
import com.sun.enterprise.util.ExceptionUtil;
import com.sun.hk2.component.InjectionResolver;
import org.glassfish.api.ActionReport;
import org.glassfish.api.I18n;
import org.glassfish.api.admin.*;
import org.glassfish.api.admin.config.Named;
import org.glassfish.common.util.admin.GenericCommandModel;
import org.jvnet.hk2.annotations.Inject;
import org.jvnet.hk2.annotations.Scoped;
import org.jvnet.hk2.component.*;
import org.jvnet.hk2.config.*;
import com.sun.logging.LogDomains;
import java.lang.reflect.InvocationTargetException;
import java.util.List;
import java.util.logging.Logger;
import java.util.logging.Level;
import java.beans.PropertyVetoException;
/**
* Generic create command implementation.
*
* This command can create POJO configuration objects from an asadmin command
* invocation parameters.
*
* So far, such POJO must be ConfigBeanProxy subclasses and be annotated with the
* {@link org.glassfish.api.Param} annotation to property function.
*
* @author Jerome Dochez
*/
@Scoped(PerLookup.class)
public class GenericCreateCommand extends GenericCrudCommand implements AdminCommand, PostConstruct, CommandModelProvider {
@Inject
Habitat habitat;
Class resolverType;
GenericCommandModel model;
Create create;
final static Logger logger = LogDomains.getLogger(GenericCreateCommand.class, LogDomains.ADMIN_LOGGER);
public void postConstruct() {
super.postConstruct();
create = getAnnotation(targetMethod, Create.class);
resolverType = create.resolver();
try {
model = new GenericCommandModel(targetType, true, create.cluster(), create.i18n(),
new LocalStringManagerImpl(targetType),
habitat.getComponent(DomDocument.class),
commandName, create.resolver(), create.decorator());
if (logger.isLoggable(level)) {
for (String paramName : model.getParametersNames()) {
CommandModel.ParamModel param = model.getModelFor(paramName);
logger.fine("I take " + param.getName() + " parameters");
}
}
} catch(Exception e) {
String msg = localStrings.getLocalString(GenericCrudCommand.class,
"GenericCreateCommand.command_model_exception",
"Exception while creating the command model for the generic command {0} : {1}",
commandName, e.getMessage());
logger.severe(msg);
throw new ComponentException(msg, e);
}
}
public void execute(final AdminCommandContext context) {
final ActionReport result = context.getActionReport();
// inject resolver with command parameters...
final InjectionManager manager = new InjectionManager();
CrudResolver resolver = habitat.getComponent(resolverType);
final InjectionResolver paramResolver = getInjectionResolver();
manager.inject(resolver, paramResolver);
final ConfigBeanProxy parentBean = resolver.resolve(context, parentType);
if (parentBean==null) {
String msg = localStrings.getLocalString(GenericCrudCommand.class,
"GenericCreateCommand.target_object_not_found",
"The CrudResolver {0} could not find the configuration object of type {1} where instances of {2} should be added",
resolver.getClass().toString(), parentType, targetType);
result.failure(logger, msg);
return;
}
try {
ConfigSupport.apply(new SingleConfigCode () {
public Object run(ConfigBeanProxy writableParent) throws PropertyVetoException, TransactionFailure {
ConfigBeanProxy childBean = writableParent.createChild(targetType);
manager.inject(childBean, targetType, getInjectionResolver());
String name = null;
if (Named.class.isAssignableFrom(targetType)) {
name = ((Named) childBean).getName();
}
// check that such instance does not exist yet...
if (name!=null) {
Object cbp = habitat.getComponent(targetType.getName(), name);
if (cbp!=null) {
String msg = localStrings.getLocalString(GenericCrudCommand.class,
"GenericCreateCommand.already_existing_instance",
"A {0} instance with a \"{1}\" name already exist in the configuration",
targetType.getSimpleName(), name);
result.failure(logger, msg);
throw new TransactionFailure(msg);
}
}
try {
if (targetMethod.getParameterTypes().length==0) {
// return type must be a list to which we add our child.
Object result = targetMethod.invoke(writableParent);
if (result instanceof List) {
List children = List.class.cast(result);
children.add(childBean);
}
} else {
targetMethod.invoke(writableParent, childBean);
}
} catch (Exception e) {
String msg = localStrings.getLocalString(GenericCrudCommand.class,
"GenericCrudCommand.method_invocation_exception",
"Exception while invoking {0} method : {1}",
targetMethod.toString(), e.toString());
result.failure(logger, msg, e);
throw new TransactionFailure(msg,e);
}
CreationDecorator decorator = habitat.getComponent(create.decorator());
if (decorator==null) {
String msg = localStrings.getLocalString(GenericCrudCommand.class,
"GenericCreateCommand.decorator_not_found",
"The CreationDecorator {0} could not be found in the habitat, is it annotated with @Service ?",
create.decorator().toString());
result.failure(logger, msg);
throw new TransactionFailure(msg);
} else {
// inject the decorator with any parameters from the initial CLI invocation
manager.inject(decorator, paramResolver);
// invoke the decorator
decorator.decorate(context, childBean);
}
return childBean;
}
}, parentBean);
} catch(TransactionFailure e) {
String msg = localStrings.getLocalString(GenericCrudCommand.class,
"GenericCreateCommand.transaction_exception",
"Exception while adding the new configuration : {0} ",
getRootCauseMessage(e));
result.failure(logger, msg);
}
}
public CommandModel getModel() {
return model;
}
/**
* Return the message from the root cause of the exception. If the root
* cause has no message, then return the passed exception's message.
*/
private String getRootCauseMessage(Exception e) {
String msg = ExceptionUtil.getRootCause(e).getMessage();
if (msg != null && msg.length() > 0) {
return msg;
} else {
return e.getMessage();
}
}
}
