com.adaptrex.core.ext.ModelDefinition Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of adaptrex-core Show documentation
The Core Adaptrex Framework
The newest version!
/*
 * Copyright 2012 Adaptrex, LLC
 *
 * 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.adaptrex.core.ext;

import com.adaptrex.core.persistence.PersistenceTools;
import com.adaptrex.core.persistence.api.AdaptrexAssociationType;
import com.adaptrex.core.persistence.api.AdaptrexCollectionType;
import com.adaptrex.core.persistence.api.AdaptrexEntityType;
import com.adaptrex.core.persistence.api.AdaptrexFieldType;
import com.adaptrex.core.persistence.api.AdaptrexPersistenceManager;
import com.adaptrex.core.utilities.StringUtilities;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonInclude;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

//import org.apache.log4j.Logger;

public class ModelDefinition {

//	private static Logger log = Logger.getLogger(ModelDefinition.class);
	
	private List fields = new ArrayList();
	private List associations = new ArrayList();
	private String modelName;
	private String idProperty = AdaptrexEntityType.ENTITY_ID_NAME;
	private RestProxy restProxy;
	
	private List includes;
	private List excludes;
	private List entityClassIncludes;
	private List entityClassExcludes;
	
	@JsonInclude
	public final String extend = "Ext.data.Model";
	
	public ModelDefinition(ExtConfig extConfig) throws Exception {
		boolean isRoot = extConfig.getParentConfig() == null;
		this.modelName = extConfig.getModelName();

		AdaptrexPersistenceManager orm = extConfig.getORMPersistenceManager();
		
		/*
		 * Add the ID field for this model
		 */
		this.fields.add(new FieldDefinition(AdaptrexEntityType.ENTITY_ID_NAME, ExtTypeFormatter.AUTO));
		
		includes = extConfig.getIncludes();
		excludes = extConfig.getExcludes();
		
		entityClassIncludes = PersistenceTools.getIncludes(extConfig, extConfig.getModelName());
		entityClassExcludes = PersistenceTools.getExcludes(extConfig, extConfig.getModelName());
		
		AdaptrexEntityType adaptrexEntity = orm.getAdaptrexEntity(extConfig.getEntityClass().getSimpleName());
		Map adaptrexFields = adaptrexEntity.getFields();
		Map adaptrexCollections = adaptrexEntity.getCollections();
		Map adaptrexAssociations = adaptrexEntity.getAssociations();

		for (String key : adaptrexFields.keySet()) {
			if (doInclude(key)) 
				this.fields.add(adaptrexFields.get(key).getFieldDefinition());
		}
		
		for (String key : adaptrexCollections.keySet()) {
			if (doInclude(key)) 
				this.fields.add(adaptrexCollections.get(key).getIdsFieldDefinition());
		}

		for (String key : adaptrexAssociations.keySet()) {
			if (doInclude(key)) 
				this.fields.add(adaptrexAssociations.get(key).getIdFieldDefinition());
		}

		
		/*
		 * Add this model's associations
		 */
		for (String associationName : extConfig.getAssociations()) {
			if (isRoot && associationName.contains(".")) continue;
			if (!isRoot && !associationName.contains(".")) continue;

			String associatedFieldName = associationName;
			if (associatedFieldName.contains(".")) {
				if (!associatedFieldName.startsWith(extConfig.getModelName() + ".")) {
					continue;
				} else {
					associatedFieldName = associatedFieldName.split("\\.")[1];
				}
			}
			
			Association association = new Association(extConfig, StringUtilities.uncapitalize(associatedFieldName));
			this.associations.add(association);
			
			/*
			 * Add return association to associated model
			 * TODO:  This is tricky and need is unknown.  Pull for now.
			 */
//			if (association.getType().equals("hasMany")) {
//				String returnAssocModelName = extConfig.getModelName();
//				String returnAssocName = StringUtilities.uncapitalize(extConfig.getModelName());
//				try {
//					association.getModelDefinition().getAssociations().add(
//							new Association("belongsTo", returnAssocModelName, returnAssocName)
//						);
//				} catch (ClassNotFoundException e) {
//					log.debug("Couldn't find return association " + returnAssocModelName);
//				}
//			}
		}
	}
	
	private boolean doInclude(String extFieldName) {
		if (includes.size() > 0) {
			if (entityClassIncludes.isEmpty()) return false;
			if (!entityClassIncludes.contains("*") && !entityClassIncludes.contains(extFieldName)) return false;
		}
		if (excludes.size() > 0) {
			if (entityClassExcludes.contains("*") || entityClassExcludes.contains(extFieldName)) return false;
		}
		return true;
	}
	
	public void setProxy(RestProxy proxy) {
		this.restProxy = proxy;
	}


	@JsonIgnore
	public String getModelName() {
		return this.modelName;
	}

	/*
	 * This is only different than modelName on top level models
	 * where there is a fully Ext namespaced model name set
	 */
	@JsonInclude
	public List getFields() {
		return this.fields;
	}

	@JsonInclude(JsonInclude.Include.NON_NULL)
	public String getIdProperty() {
		return this.idProperty;
	}

	@JsonInclude(JsonInclude.Include.NON_EMPTY)
	public List getAssociations() {
		return this.associations;
	}

	@JsonInclude(JsonInclude.Include.NON_NULL)
	public RestProxy getProxy() {
		return this.restProxy;
	}
}