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Copyright (c) 2009-2011 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 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.sonatype.gshell.commands.standard;
Undefine an alias.

Jason Dillon
public class UnaliasCommand
    extends CommandActionSupport
    private final AliasRegistry aliasRegistry;
    @Argument(index = 0, required = true)
    private String name;
    public UnaliasCommand(final AliasRegistry aliasRegistry) {
        assert aliasRegistry != null;
        this. = aliasRegistry;
    public UnaliasCommand installCompleters(@Named("alias-name"final Completer c1) {
        assert c1 != null;
        return this;
    public Object execute(final CommandContext context) {
        assert context != null;
        IO io = context.getIo();
        .debug("Un-defining alias: {}");
        try {
            return .;
        catch (NoSuchAliasException e) {
            return .;
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