com.gemstone.gemfire.management.internal.cli.converters.BooleanConverter Maven / Gradle / Ivy
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SnappyData store based off Pivotal GemFireXD
/*
* Copyright (c) 2010-2015 Pivotal Software, Inc. All rights reserved.
*
* 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. See accompanying
* LICENSE file.
*/
package com.gemstone.gemfire.management.internal.cli.converters;
import java.util.List;
import org.springframework.shell.core.Completion;
import org.springframework.shell.core.Converter;
import org.springframework.shell.core.MethodTarget;
/**
* {@link Converter} for {@link Boolean}. Use this BooleanConverter instead of
* SHL's BooleanConverter. Removed completion & conversion for values like 0, 1,
* yes, no.
*
* @author Abhishek Chaudhari
* @since 7.0
*/
public class BooleanConverter implements Converter {
public boolean supports(final Class requiredType, final String optionContext) {
return Boolean.class.isAssignableFrom(requiredType) || boolean.class.isAssignableFrom(requiredType);
}
public Boolean convertFromText(final String value, final Class requiredType, final String optionContext) {
if ("true".equalsIgnoreCase(value)) {
return true;
} else if ("false".equalsIgnoreCase(value)) {
return false;
} else {
throw new IllegalArgumentException("Cannot convert " + value + " to type Boolean.");
}
}
public boolean getAllPossibleValues(final List completions, final Class requiredType, final String existingData, final String optionContext, final MethodTarget target) {
completions.add(new Completion("true"));
completions.add(new Completion("false"));
return false;
}
}