/**
* Copyright 2004-2005 jManage.org
*
* 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.jmanage.cmdui.commands;
import org.jmanage.cmdui.CommandHandler;
import org.jmanage.cmdui.HandlerContext;
import org.jmanage.cmdui.CommandConstants;
import org.jmanage.cmdui.util.Out;
import org.jmanage.core.services.MBeanService;
import org.jmanage.core.services.ServiceFactory;
import org.jmanage.core.services.ServiceContext;
import org.jmanage.core.data.OperationResultData;
import org.jmanage.core.util.Expression;
/**
*
* date: Feb 26, 2005
* @author Rakesh Kalra
*/
public class ExecuteHandler implements CommandHandler {
/**
*
* @param context
* @return true if the command was handled properly; false otherwise
*/
public boolean execute(HandlerContext context) {
String[] args = context.getCommand().getArgs();
if(args.length == 0){
usage();
return false;
}
Expression expression = new Expression(args[0]);
if(expression.getAppName() == null ||
expression.getMBeanName() == null ||
expression.getTargetName() == null){
usage();
return false;
}
String[] params = new String[args.length - 1];
for(int i=0; i<params.length; i++){
params[i] = args[i+1];
}
/* execute the operation */
MBeanService service = ServiceFactory.getMBeanService();
ServiceContext serviceContext = context.getServiceContext(expression.getAppName(),
expression.getMBeanName());
OperationResultData[] resultData =
service.invoke(serviceContext,
expression.getTargetName(),
params);
for(int i=0; i<resultData.length; i++){
Out.println();
Out.print(resultData[i].getApplicationName() + " > ");
if(resultData[i].getResult() == OperationResultData.RESULT_ERROR){
Out.println("Operation Failed.");
Out.println("Error:");
Out.println(resultData[i].getErrorString());
}else{
Out.println("Operation Successful. ");
if(resultData[i].getOutput() != null){
Out.println("Result: ");
String strOutput = resultData[i].getDisplayOutput();
Out.println(strOutput);
}else{
Out.println();
}
}
}
return true;
}
public String getShortHelp() {
return "Executes given operation on mbean.";
}
public void help() {
Out.println(getShortHelp());
Out.println();
Out.println("Usage:");
Out.println(CommandConstants.EXECUTE +
" <application name>/<mbean name>/<operation> [param1] [param2] ...");
Out.println();
Out.println("Examples:");
Out.println(CommandConstants.EXECUTE +
" myApp/myMBean/myOperation param");
}
private void usage(){
Out.println("Invalid arguments");
help();
}
}