com.aspectran.shell.command.option.AmbiguousOptionException Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2023 The Aspectran Project
*
* 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 com.aspectran.shell.command.option;
import java.util.Collection;
import java.util.Iterator;
/**
* Exception thrown when an option can't be identified from a partial name.
*/
public class AmbiguousOptionException extends UnrecognizedOptionException {
/** @serial */
private static final long serialVersionUID = 7582734904376616120L;
/** The list of options matching the partial name specified */
private final Collection matchingOptions;
/**
* Constructs a new AmbiguousOptionException.
*
* @param option the partial option name
* @param matchingOptions the options matching the name
*/
public AmbiguousOptionException(String option, Collection matchingOptions) {
super(createMessage(option, matchingOptions), option);
this.matchingOptions = matchingOptions;
}
/**
* Returns the options matching the partial name.
*
* @return a collection of options matching the name
*/
public Collection getMatchingOptions() {
return matchingOptions;
}
/**
* Build the exception message from the specified list of options.
*
* @param option the option name
* @param matchingOptions the options matching the name
* @return the exception message
*/
private static String createMessage(String option, Collection matchingOptions) {
StringBuilder buf = new StringBuilder("Ambiguous option: '");
buf.append(option);
buf.append("' (could be: ");
Iterator it = matchingOptions.iterator();
while (it.hasNext()) {
buf.append("'");
buf.append(it.next());
buf.append("'");
if (it.hasNext()) {
buf.append(", ");
}
}
buf.append(")");
return buf.toString();
}
}