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/*******************************************************************************
* Copyright (c) 2014 Wind River Systems, Inc. and others. All rights reserved.
* This program and the accompanying materials are made available under the terms
* of the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.internal.debug.cmdline;
import org.eclipse.tcf.util.TCFTask;
public class TCFCommandLine {
private static final class CommandInfo {
final String name;
final Class<?> cls;
CommandInfo(String name, Class<?> cls) {
this.name = name;
this.cls = cls;
}
}
private static final CommandInfo[] command_list = {
new CommandInfo("step", CommandStep.class),
};
private class CommandStep extends TCFTask<String> {
public void run() {
done("OK");
}
}
public String command(String cmd) {
try {
int i = 0;
int l = cmd.length();
StringBuffer bf = new StringBuffer();
while (i < l) {
char ch = cmd.charAt(i);
if (ch == ' ' || ch == '#') break;
bf.append(ch);
i++;
}
if (bf.length() > 0) {
CommandInfo cmd_info = null;
String name = bf.toString();
for (CommandInfo c : command_list) {
if (c.name.startsWith(name)) {
if (cmd_info != null) return "Ambiguous command";
cmd_info = c;
}
}
if (cmd_info == null) return "Unknown command";
@SuppressWarnings("unchecked")
TCFTask<String> task = (TCFTask<String>)cmd_info.cls.getConstructors()[0].newInstance(this);
return task.get();
}
}
catch (Throwable x) {
return x.getMessage();
}
return null;
}
}
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