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org.appng.api.support.field.ObjectFieldConverter Maven / Gradle / Ivy

/*
 * Copyright 2011-2019 the original author or authors.
 *
 * 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 org.appng.api.support.field;

import org.appng.api.FieldConverter;
import org.appng.api.FieldWrapper;
import org.appng.forms.RequestContainer;
import org.appng.xml.platform.FieldDef;
import org.appng.xml.platform.FieldType;
import org.slf4j.Logger;
import org.springframework.beans.BeanWrapper;

import lombok.extern.slf4j.Slf4j;

/**
 * 
 * A {@link FieldConverter} for {@link FieldDef}initions of type
 * 
    *
  • {@link FieldType#OBJECT}
  • *
* * @author Matthias Müller * */ @Slf4j class ObjectFieldConverter extends ConverterBase { ObjectFieldConverter() { } @Override public void setString(FieldWrapper field) { // nothing to do } @Override public void setObject(FieldWrapper field, RequestContainer request) { Class targetClass = field.getTargetClass(); if (null != targetClass) { Object currentObject = field.getObject(); BeanWrapper wrapper = field.getBeanWrapper(); if (null == currentObject) { try { currentObject = targetClass.newInstance(); wrapper.setPropertyValue(field.getBinding(), currentObject); logSetObject(field, currentObject); } catch (InstantiationException | IllegalAccessException e) { LOGGER.error(String.format("error setting property %s for %s", field.getBinding(), wrapper.getWrappedInstance()), e); } } else { LOGGER.debug("no need to set property '{}' on {} (value is {}, type: {})", field.getBinding(), wrapper.getWrappedClass().getName(), currentObject, targetClass.getName()); } } } protected Logger getLog() { return LOGGER; } }




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