blob: c876550379160fb602c1680d27c69196f2b8564f [file] [log] [blame]
/*
* Copyright 2005 The Apache Software Foundation
*
* 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.apache.osgi.bundle.shell;
import java.io.PrintStream;
import java.util.StringTokenizer;
import org.apache.osgi.service.shell.CdCommand;
import org.osgi.framework.BundleContext;
public class CdCommandImpl implements CdCommand
{
private BundleContext m_context = null;
private String m_baseURL = "";
public CdCommandImpl(BundleContext context)
{
m_context = context;
// See if the initial base URL is specified.
String baseURL = m_context.getProperty(BASE_URL_PROPERTY);
setBaseURL(baseURL);
}
public String getName()
{
return "cd";
}
public String getUsage()
{
return "cd [<base-URL>]";
}
public String getShortDescription()
{
return "change or display base URL.";
}
public void execute(String s, PrintStream out, PrintStream err)
{
StringTokenizer st = new StringTokenizer(s, " ");
// Ignore the command name.
st.nextToken();
// No more tokens means to display the base URL,
// otherwise set the base URL.
if (st.countTokens() == 0)
{
out.println(m_baseURL);
}
else if (st.countTokens() == 1)
{
setBaseURL(st.nextToken());
}
else
{
err.println("Incorrect number of arguments");
}
}
public String getBaseURL()
{
return m_baseURL;
}
public void setBaseURL(String s)
{
m_baseURL = (s == null) ? "" : s;
}
}