| /******************************************************************************* |
| * 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.ofbiz.entity.condition; |
| |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.ofbiz.entity.Delegator; |
| import org.apache.ofbiz.entity.GenericModelException; |
| import org.apache.ofbiz.entity.config.model.Datasource; |
| import org.apache.ofbiz.entity.model.ModelEntity; |
| |
| /** |
| * Base class for entity condition functions. |
| * |
| */ |
| @SuppressWarnings("serial") |
| public abstract class EntityConditionFunction extends EntityCondition { |
| |
| public static final int ID_NOT = 1; |
| |
| public static class NOT extends EntityConditionFunction { |
| public NOT(EntityCondition nested) { super(ID_NOT, "NOT", nested); } |
| @Override |
| public boolean mapMatches(Delegator delegator, Map<String, ? extends Object> map) { |
| return !condition.mapMatches(delegator, map); |
| } |
| @Override |
| public EntityCondition freeze() { |
| return new NOT(condition.freeze()); |
| } |
| } |
| |
| protected Integer idInt = null; |
| protected String codeString = null; |
| protected EntityCondition condition = null; |
| |
| protected EntityConditionFunction(int id, String code, EntityCondition condition) { |
| init(id, code, condition); |
| } |
| |
| public void init(int id, String code, EntityCondition condition) { |
| idInt = id; |
| codeString = code; |
| this.condition = condition; |
| } |
| |
| public void reset() { |
| idInt = null; |
| codeString = null; |
| this.condition = null; |
| } |
| |
| public String getCode() { |
| if (codeString == null) |
| return "null"; |
| else |
| return codeString; |
| } |
| |
| public int getId() { |
| return idInt; |
| } |
| |
| @Override |
| public void visit(EntityConditionVisitor visitor) { |
| visitor.acceptEntityConditionFunction(this, condition); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (!(obj instanceof EntityConditionFunction)) return false; |
| EntityConditionFunction otherFunc = (EntityConditionFunction) obj; |
| return this.idInt == otherFunc.idInt && (this.condition != null ? condition.equals(otherFunc.condition) : otherFunc.condition != null); |
| } |
| |
| @Override |
| public int hashCode() { |
| return idInt.hashCode() ^ condition.hashCode(); |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return false; |
| } |
| |
| @Override |
| public String makeWhereString(ModelEntity modelEntity, List<EntityConditionParam> entityConditionParams, Datasource datasourceInfo) { |
| StringBuilder sb = new StringBuilder(); |
| sb.append(codeString).append('('); |
| sb.append(condition.makeWhereString(modelEntity, entityConditionParams, datasourceInfo)); |
| sb.append(')'); |
| return sb.toString(); |
| } |
| |
| @Override |
| public void checkCondition(ModelEntity modelEntity) throws GenericModelException { |
| condition.checkCondition(modelEntity); |
| } |
| } |