com.wl4g.infra.common.validation.FlagValidator Maven / Gradle / Ivy
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/*
* Copyright 2017 ~ 2025 the original author or authors. James Wong
*
* 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.wl4g.infra.common.validation;
import static org.apache.commons.lang3.StringUtils.equalsAnyIgnoreCase;
import static org.apache.commons.lang3.StringUtils.isBlank;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import org.apache.commons.lang3.StringUtils;
/**
* {@link FlagValidator}
*
* @author James Wong <[email protected]>
* @version 2022-04-03 v3.0.0
* @since v3.0.0
*/
public class FlagValidator implements ConstraintValidator {
private Boolean required;
private Boolean caseSensitive;
@Override
public void initialize(FlagValue constraintAnnotation) {
this.required = constraintAnnotation.required();
this.caseSensitive = constraintAnnotation.caseSensitive();
}
@Override
public boolean isValid(String flagValue, ConstraintValidatorContext context) {
if (required) {
return doValid(flagValue);
} else {
// Can be blank if not required.
if (isBlank(flagValue)) {
return true;
} else {
return doValid(flagValue);
}
}
}
private boolean doValid(String flagValue) {
if (caseSensitive) {
return StringUtils.equalsAny(flagValue, "Y", "N");
}
return equalsAnyIgnoreCase(flagValue, "Y", "N");
}
}