/* | |
* 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.CrossValidationStorage; | |
import org.apache.myfaces.extensions.validator.crossval.CrossValidationStorageEntry; | |
import org.apache.myfaces.extensions.validator.internal.UsageInformation; | |
import org.apache.myfaces.extensions.validator.internal.UsageCategory; | |
import org.apache.myfaces.extensions.validator.core.property.PropertyDetails; | |
import org.apache.myfaces.extensions.validator.core.property.PropertyInformationKeys; | |
import org.apache.myfaces.extensions.validator.util.ReflectionUtils; | |
import java.lang.annotation.Annotation; | |
import java.lang.reflect.Method; | |
/** | |
* "[local_property.property1.property2]" | |
* | |
* @author Gerhard Petracek | |
* @since 1.x.1 | |
*/ | |
@UsageInformation(UsageCategory.INTERNAL) | |
class LocalPropertyChainCompareStrategy extends LocalCompareStrategy | |
{ | |
@Override | |
protected boolean tryToValidateLocally(CrossValidationStorageEntry crossValidationStorageEntry, | |
CrossValidationStorage crossValidationStorage, | |
String targetKey, | |
AbstractCompareStrategy compareStrategy) | |
{ | |
PropertyDetails propertyDetails = crossValidationStorageEntry.getMetaDataEntry() | |
.getProperty(PropertyInformationKeys.PROPERTY_DETAILS, PropertyDetails.class); | |
Object newBase = ReflectionUtils | |
.getBaseOfPropertyChain(propertyDetails.getBaseObject(), targetKey); | |
if(targetKey.contains(".")) | |
{ | |
//find the last property | |
targetKey = targetKey.substring(targetKey.lastIndexOf(".") + 1, targetKey.length()); | |
} | |
Object targetValue = getValueOfProperty(newBase, targetKey); | |
boolean violationFound = false; | |
if (compareStrategy.isViolation(crossValidationStorageEntry.getConvertedObject(), | |
targetValue, crossValidationStorageEntry.getMetaDataEntry().getValue(Annotation.class))) | |
{ | |
CrossValidationStorageEntry tmpCrossValidationStorageEntry = new CrossValidationStorageEntry(); | |
tmpCrossValidationStorageEntry.setComponent(crossValidationStorageEntry.getComponent()); | |
tmpCrossValidationStorageEntry.setClientId(crossValidationStorageEntry.getClientId()); | |
tmpCrossValidationStorageEntry.setConvertedObject(targetValue); | |
tmpCrossValidationStorageEntry.setValidationStrategy(compareStrategy); | |
compareStrategy | |
.processTargetComponentAfterViolation(crossValidationStorageEntry, tmpCrossValidationStorageEntry); | |
violationFound = true; | |
} | |
if (violationFound) | |
{ | |
compareStrategy.processSourceComponentAfterViolation(crossValidationStorageEntry); | |
} | |
return true; | |
} | |
private Object getValueOfProperty(Object base, String property) | |
{ | |
property = property.substring(0,1).toUpperCase() + property.substring(1, property.length()); | |
Method targetMethod = ReflectionUtils.tryToGetMethod(base.getClass(), "get" + property); | |
if(targetMethod == null) | |
{ | |
targetMethod = ReflectionUtils.tryToGetMethod(base.getClass(), "is" + property); | |
} | |
if(targetMethod == null) | |
{ | |
throw new IllegalStateException( | |
"class " + base.getClass() + " has no public get/is " + property.toLowerCase()); | |
} | |
return ReflectionUtils.tryToInvokeMethod(base, targetMethod); | |
} | |
} |