/* | |
* 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.myfaces.extensions.validator.crossval.strategy; | |
import org.apache.myfaces.extensions.validator.crossval.annotation.EmptyIf; | |
import org.apache.myfaces.extensions.validator.crossval.annotation.EmptyIfType; | |
import org.apache.myfaces.extensions.validator.crossval.annotation.MessageTarget; | |
/** | |
* @author Rudy De Busscher | |
*/ | |
public class EmptyIfStrategy extends AbstractCompareStrategy<EmptyIf> | |
{ | |
protected MessageTarget getMessageTarget(EmptyIf annotation) | |
{ | |
return annotation.validationErrorMsgTarget(); | |
} | |
@Override | |
protected String getValidationErrorMsgKey(EmptyIf annotation, boolean isTargetComponent) | |
{ | |
return annotation.validationErrorMsgKey(); | |
} | |
@Override | |
public String[] getValidationTargets(EmptyIf annotation) | |
{ | |
return annotation.valueOf(); | |
} | |
@Override | |
public boolean isViolation(Object source, Object target, EmptyIf annotation) | |
{ | |
boolean violationFound = false; | |
if (annotation.is().equals(EmptyIfType.empty)) | |
{ | |
violationFound = (isTargetEmpty(target) || Boolean.FALSE.equals(target)) && !isSourceEmpty(source); | |
} | |
else if (annotation.is().equals(EmptyIfType.not_empty)) | |
{ | |
violationFound = (!isSourceEmpty(source) && !isTargetEmpty(target) && !(target instanceof Boolean)) || | |
(Boolean.TRUE.equals(target) && !isSourceEmpty(source)); | |
} | |
return violationFound; | |
} | |
private boolean isTargetEmpty(Object target) | |
{ | |
return target == null || target.equals(""); | |
} | |
private boolean isSourceEmpty(Object source) | |
{ | |
return source == null || source.equals(""); | |
} | |
} |