/*
* Copyright 2010 Alibaba Group Holding Limited.
* All rights reserved.
*
* 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.alibaba.citrus.service.form.impl;
import static com.alibaba.citrus.service.configuration.support.PropertyEditorRegistrarsSupport.*;
import static com.alibaba.citrus.springext.util.DomUtil.*;
import static com.alibaba.citrus.springext.util.SpringExtUtil.*;
import static com.alibaba.citrus.util.Assert.*;
import static com.alibaba.citrus.util.StringUtil.*;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import org.springframework.beans.factory.config.RuntimeBeanReference;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.ParserContext;
import org.w3c.dom.Element;
import com.alibaba.citrus.service.form.impl.configuration.FieldConfigImpl;
import com.alibaba.citrus.service.form.impl.configuration.FormConfigImpl;
import com.alibaba.citrus.service.form.impl.configuration.GroupConfigImpl;
import com.alibaba.citrus.service.form.impl.configuration.GroupConfigImpl.ImportImpl;
import com.alibaba.citrus.springext.ConfigurationPoint;
import com.alibaba.citrus.springext.Contribution;
import com.alibaba.citrus.springext.ContributionAware;
import com.alibaba.citrus.springext.support.parser.AbstractNamedBeanDefinitionParser;
import com.alibaba.citrus.springext.util.DomUtil.ElementSelector;
import com.alibaba.citrus.util.StringUtil;
public class FormServiceDefinitionParser extends AbstractNamedBeanDefinitionParser<FormServiceImpl> implements
ContributionAware {
private ConfigurationPoint validatorConfigurationPoint;
public void setContribution(Contribution contrib) {
this.validatorConfigurationPoint = getSiblingConfigurationPoint("services/form/validators", contrib);
}
@Override
protected void doParse(Element element, ParserContext parserContext, BeanDefinitionBuilder formServiceBuilder) {
// bean attributes
parseBeanDefinitionAttributes(element, parserContext, formServiceBuilder);
// injecting HttpServletRequest in constructor, required=true
addConstructorArg(formServiceBuilder, true, HttpServletRequest.class);
// new FormConfigImp()
BeanDefinitionBuilder formConfigBuilder = BeanDefinitionBuilder.genericBeanDefinition(FormConfigImpl.class);
attributesToProperties(element, formConfigBuilder, "converterQuiet", "postOnlyByDefault", "messageCodePrefix");
// import forms
ElementSelector importSelector = and(sameNs(element), name("import"));
List<Object> imports = createManagedList(element, parserContext);
for (Element subElement : subElements(element, importSelector)) {
String formRef = assertNotNull(trimToNull(subElement.getAttribute("form")), "import form is empty");
imports.add(new RuntimeBeanReference(formRef));
}
formConfigBuilder.addPropertyValue("imports", imports);
// registrars
formConfigBuilder.addPropertyValue("propertyEditorRegistrars",
parseRegistrars(element, parserContext, formConfigBuilder));
// groups
List<Object> groups = createManagedList(element, parserContext);
for (Element subElement : subElements(element, and(sameNs(element), name("group")))) {
groups.add(parseGroup(subElement, parserContext, formConfigBuilder));
}
formConfigBuilder.addPropertyValue("groupConfigImplList", groups);
formServiceBuilder.addPropertyValue("formConfigImpl", formConfigBuilder.getBeanDefinition());
}
private Object parseGroup(Element element, ParserContext parserContext, BeanDefinitionBuilder formConfigBuilder) {
BeanDefinitionBuilder groupConfigBuilder = BeanDefinitionBuilder.genericBeanDefinition(GroupConfigImpl.class);
// set attributes
attributesToProperties(element, groupConfigBuilder, "name", "trimmingByDefault", "postOnly");
String parentGroup = trimToNull(element.getAttribute("extends"));
if (parentGroup != null) {
groupConfigBuilder.addPropertyValue("parentGroup", parentGroup);
}
// import & field
ElementSelector importSelector = and(sameNs(element), name("import"));
ElementSelector fieldSelector = and(sameNs(element), name("field"));
List<Object> imports = createManagedList(element, parserContext);
List<Object> fields = createManagedList(element, parserContext);
for (Element subElement : subElements(element)) {
if (importSelector.accept(subElement)) {
imports.add(parseImportGroup(subElement, parserContext, groupConfigBuilder));
} else if (fieldSelector.accept(subElement)) {
fields.add(parseField(subElement, parserContext, groupConfigBuilder));
}
}
groupConfigBuilder.addPropertyValue("imports", imports);
groupConfigBuilder.addPropertyValue("fieldConfigImplList", fields);
return groupConfigBuilder.getBeanDefinition();
}
private Object parseImportGroup(Element element, ParserContext parserContext,
BeanDefinitionBuilder groupConfigBuilder) {
BeanDefinitionBuilder importBuilder = BeanDefinitionBuilder.genericBeanDefinition(ImportImpl.class);
importBuilder.addConstructorArgValue(element.getAttribute("group"));
importBuilder.addConstructorArgValue(element.getAttribute("field"));
return importBuilder.getBeanDefinition();
}
private Object parseField(Element element, ParserContext parserContext, BeanDefinitionBuilder groupConfigBuilder) {
BeanDefinitionBuilder fieldConfigBuilder = BeanDefinitionBuilder.genericBeanDefinition(FieldConfigImpl.class);
// set attributes
attributesToProperties(element, fieldConfigBuilder, "name", "propertyName", "displayName", "trimming");
String[] defaultValues = StringUtil.split(element.getAttribute("defaultValue"), ", ");
fieldConfigBuilder.addPropertyValue("defaultValues", defaultValues);
// validators
List<Object> validators = createManagedList(element, parserContext);
for (Element subElement : subElements(element)) {
Object validator = parseConfigurationPointBean(subElement, validatorConfigurationPoint, parserContext,
fieldConfigBuilder);
if (validator != null) {
validators.add(validator);
}
}
fieldConfigBuilder.addPropertyValue("validators", validators);
return fieldConfigBuilder.getBeanDefinition();
}
@Override
protected String getDefaultName() {
return "formService";
}
}