org.apache.hadoop.fs.azurebfs.diagnostics.BooleanConfigurationBasicValidator Maven / Gradle / Ivy
Show all versions of hadoop-apache2 Show documentation
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.hadoop.fs.azurebfs.diagnostics;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.fs.azurebfs.contracts.exceptions.InvalidConfigurationValueException;
/**
* Boolean configuration value validator.
*/
@InterfaceAudience.Public
@InterfaceStability.Evolving
public class BooleanConfigurationBasicValidator extends ConfigurationBasicValidator {
private static final String TRUE = "true";
private static final String FALSE = "false";
public BooleanConfigurationBasicValidator(final String configKey, final boolean defaultVal, final boolean throwIfInvalid) {
super(configKey, defaultVal, throwIfInvalid);
}
public Boolean validate(final String configValue) throws InvalidConfigurationValueException {
Boolean result = super.validate(configValue);
if (result != null) {
return result;
}
if (configValue.equalsIgnoreCase(TRUE) || configValue.equalsIgnoreCase(FALSE)) {
return Boolean.valueOf(configValue);
}
throw new InvalidConfigurationValueException(getConfigKey());
}
}