/*
* Copyright 2007-2008 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
package org.impalaframework.command.interactive;
import org.impalaframework.command.framework.Command;
import org.impalaframework.command.framework.CommandDefinition;
import org.impalaframework.command.framework.CommandState;
import org.impalaframework.command.framework.GlobalCommandState;
import org.impalaframework.exception.NoServiceException;
import org.impalaframework.facade.Impala;
import org.impalaframework.module.definition.ModuleDefinitionSource;
import org.springframework.context.ApplicationContext;
import org.springframework.util.ClassUtils;
public class LoadTestClassContextCommand implements Command {
public boolean execute(CommandState commandState) {
Object property = GlobalCommandState.getInstance().getValue(CommandStateConstants.TEST_CLASS_NAME);
if (property == null) {
System.out.println("No test class set.");
return false;
}
String testClassName = property.toString();
return loadTestClass(testClassName);
}
private boolean loadTestClass(String testClassName) {
Class<?> c = null;
try {
String directoryName = (String) GlobalCommandState.getInstance().getValue(
CommandStateConstants.DIRECTORY_NAME);
ClassLoader parent = null;
ApplicationContext moduleContext = null;
try {
if (directoryName != null && !InteractiveCommandUtils.isRootProject(directoryName)) {
moduleContext = Impala.getModuleContext(directoryName);
}
else {
moduleContext = Impala.getRootContext();
}
}
catch (NoServiceException e) {
//we're not terribly interested in this situation - simply means that the module context has not been loaded
}
if (moduleContext != null) {
parent = moduleContext.getClassLoader();
} else {
parent = ClassUtils.getDefaultClassLoader();
}
c = Class.forName(testClassName, false, parent);
try {
Object o = c.newInstance();
if (o instanceof ModuleDefinitionSource) {
ModuleDefinitionSource p = (ModuleDefinitionSource) o;
GlobalCommandState.getInstance().addValue(CommandStateConstants.MODULE_DEFINITION_SOURCE, p);
}
GlobalCommandState.getInstance().addValue(CommandStateConstants.TEST_CLASS, c);
return false;
}
catch (Throwable e) {
System.out.println("Unable to instantiate " + testClassName);
InteractiveCommandUtils.printException(e);
}
}
catch (ClassNotFoundException e) {
System.out.println("Unable to find test class " + testClassName);
InteractiveCommandUtils.printException(e);
}
return true;
}
public CommandDefinition getCommandDefinition() {
return new CommandDefinition();
}
}