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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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package org.ofbiz.minilang.method.entityops;
import java.util.List;
import java.util.Map;
import org.ofbiz.base.util.Debug;
import org.ofbiz.base.util.UtilValidate;
import org.ofbiz.entity.Delegator;
import org.ofbiz.entity.DelegatorFactory;
import org.ofbiz.entity.GenericEntityException;
import org.ofbiz.entity.condition.EntityCondition;
import org.ofbiz.minilang.SimpleMethod;
import org.ofbiz.minilang.method.ContextAccessor;
import org.ofbiz.minilang.method.MethodContext;
import org.ofbiz.minilang.method.MethodOperation;
import org.w3c.dom.Element;
/**
* Uses the delegator to find entity values by anding the map fields
*/
public class FindByAnd extends MethodOperation {
public static final class FindByAndFactory implements Factory<FindByAnd> {
public FindByAnd createMethodOperation(Element element, SimpleMethod simpleMethod) {
return new FindByAnd(element, simpleMethod);
}
public String getName() {
return "find-by-and";
}
}
public static final String module = FindByAnd.class.getName();
ContextAccessor<Object> listAcsr;
String entityName;
ContextAccessor<Map<String, ? extends Object>> mapAcsr;
ContextAccessor<List<String>> orderByListAcsr;
String delegatorName;
String useCacheStr;
String useIteratorStr;
public FindByAnd(Element element, SimpleMethod simpleMethod) {
super(element, simpleMethod);
listAcsr = new ContextAccessor<Object>(element.getAttribute("list"), element.getAttribute("list-name"));
entityName = element.getAttribute("entity-name");
mapAcsr = new ContextAccessor<Map<String, ? extends Object>>(element.getAttribute("map"), element.getAttribute("map-name"));
orderByListAcsr = new ContextAccessor<List<String>>(element.getAttribute("order-by-list"), element.getAttribute("order-by-list-name"));
delegatorName = element.getAttribute("delegator-name");
useCacheStr = element.getAttribute("use-cache");
useIteratorStr = element.getAttribute("use-iterator");
}
@Override
public boolean exec(MethodContext methodContext) {
String entityName = methodContext.expandString(this.entityName);
String delegatorName = methodContext.expandString(this.delegatorName);
String useCacheStr = methodContext.expandString(this.useCacheStr);
String useIteratorStr = methodContext.expandString(this.useIteratorStr);
boolean useCache = "true".equals(useCacheStr);
boolean useIterator = "true".equals(useIteratorStr);
List<String> orderByNames = null;
if (!orderByListAcsr.isEmpty()) {
orderByNames = orderByListAcsr.get(methodContext);
}
Delegator delegator = methodContext.getDelegator();
if (UtilValidate.isNotEmpty(delegatorName)) {
delegator = DelegatorFactory.getDelegator(delegatorName);
}
try {
if (useIterator) {
EntityCondition whereCond = null;
if (!mapAcsr.isEmpty()) {
whereCond = EntityCondition.makeCondition(mapAcsr.get(methodContext));
}
listAcsr.put(methodContext, delegator.find(entityName, whereCond, null, null, orderByNames, null));
} else {
if (useCache) {
listAcsr.put(methodContext, delegator.findByAndCache(entityName, mapAcsr.get(methodContext), orderByNames));
} else {
listAcsr.put(methodContext, delegator.findByAnd(entityName, mapAcsr.get(methodContext), orderByNames));
}
}
} catch (GenericEntityException e) {
Debug.logError(e, module);
String errMsg = "ERROR: Could not complete the " + simpleMethod.getShortDescription() + " process [problem finding the " + entityName + " entity: " + e.getMessage() + "]";
if (methodContext.getMethodType() == MethodContext.EVENT) {
methodContext.putEnv(simpleMethod.getEventErrorMessageName(), errMsg);
methodContext.putEnv(simpleMethod.getEventResponseCodeName(), simpleMethod.getDefaultErrorCode());
} else if (methodContext.getMethodType() == MethodContext.SERVICE) {
methodContext.putEnv(simpleMethod.getServiceErrorMessageName(), errMsg);
methodContext.putEnv(simpleMethod.getServiceResponseMessageName(), simpleMethod.getDefaultErrorCode());
}
return false;
}
return true;
}
public String getEntityName() {
return this.entityName;
}
@Override
public String rawString() {
// TODO: something more than the empty tag
return "<find-by-and/>";
}
@Override
public String expandedString(MethodContext methodContext) {
// TODO: something more than a stub/dummy
return this.rawString();
}
}