/**
* Licensed to Cloudera, Inc. under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Cloudera, Inc. licenses this file
* to you 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 com.cloudera.flume.master.commands;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import com.cloudera.flume.master.Command;
/**
* This is a bean container for the hidden command interface on the ghetto
* master webpage.
*/
public class GenericCommand {
String cmd;
String args;
public String getCmd() {
return cmd;
}
public void setCmd(String cmd) {
this.cmd = cmd;
}
public String getArgs() {
return args;
}
public void setArgs(String args) {
this.args = args;
}
/**
* Converts the bean arguments to the Command format which requires a command
* and an array of strings.
*/
public Command toCommand() {
// TODO (jon) This is imperfect -- will only be tokenizing for first cut,
// the right thing is to parse and handle quote escapes. This version will
// improperly handle arguments with spaces in them. (they will be tokenized
// when what people generally want is the ability to escape them.
// just pass empty list of no args.
List<String> list = new ArrayList<String>();
if (args != null) {
StringTokenizer tok = new StringTokenizer(args);
while (tok.hasMoreTokens()) {
list.add(tok.nextToken());
}
}
String[] strArgs = list.toArray(new String[0]);
return new Command(cmd, strArgs);
}
}