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// $Id$
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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.strategy.merge;
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import java.lang.annotation.Annotation;
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import java.lang.reflect.Field;
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import java.lang.reflect.GenericDeclaration;
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import java.lang.reflect.Method;
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import java.lang.reflect.ParameterizedType;
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import java.lang.reflect.Type;
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import java.lang.reflect.TypeVariable;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import java.util.UUID;
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import org.apache.log4j.Logger;
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import eu.etaxonomy.cdm.common.CdmUtils;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.ICdmBase;
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import eu.etaxonomy.cdm.model.common.IRelated;
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import eu.etaxonomy.cdm.model.common.RelationshipBase;
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import eu.etaxonomy.cdm.strategy.StrategyBase;
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/**
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* @author a.mueller
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* @created 31.07.2009
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*/
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public class DefaultMergeStrategy extends StrategyBase implements IMergeStrategy {
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private static final long serialVersionUID = -8513956338156791995L;
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private static final Logger logger = Logger.getLogger(DefaultMergeStrategy.class);
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final static UUID uuid = UUID.fromString("d85cd6c3-0147-452c-8fed-bbfb82f392f6");
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public static DefaultMergeStrategy NewInstance(Class<? extends CdmBase> mergeClazz){
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return new DefaultMergeStrategy(mergeClazz);
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}
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private boolean onlyReallocateReferences = false;
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protected MergeMode defaultMergeMode = MergeMode.FIRST;
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protected MergeMode defaultCollectionMergeMode = MergeMode.ADD;
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protected Map<String, MergeMode> mergeModeMap = new HashMap<String, MergeMode>();
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protected Class<? extends CdmBase> mergeClass;
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protected Map<String, Field> mergeFields;
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protected DefaultMergeStrategy(Class<? extends CdmBase> mergeClazz) {
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super();
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if (mergeClazz == null){
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throw new IllegalArgumentException("Merge class must not be null");
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}
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this.mergeClass = mergeClazz;
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boolean includeStatic = false;
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boolean includeTransient = false;
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boolean makeAccessible = true;
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this.mergeFields = CdmUtils.getAllFields(mergeClass, CdmBase.class, includeStatic, includeTransient, makeAccessible, true);
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initMergeModeMap();
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}
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@Override
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public boolean isOnlyReallocateReferences() {
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return this.onlyReallocateReferences;
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}
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// @Override
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// public void setOnlyReallocateLinks(boolean onlyReallocateReferences) {
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// this.onlyReallocateReferences = onlyReallocateReferences;
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// }
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/**
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*
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*/
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private void initMergeModeMap() {
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for (Field field: mergeFields.values()){
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for (Annotation annotation : field.getAnnotations()){
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if (annotation.annotationType() == Merge.class){
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MergeMode mergeMode = ((Merge)annotation).value();
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mergeModeMap.put(field.getName(), mergeMode);
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}
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}
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}
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}
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@Override
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protected UUID getUuid() {
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return uuid;
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}
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/**
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* @return the merge class
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*/
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public Class<? extends CdmBase> getMergeClass() {
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return mergeClass;
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}
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/**
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* @param mergeClazz the mergeClazz to set
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*/
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public void setMergeClazz(Class<? extends CdmBase> mergeClazz) {
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this.mergeClass = mergeClazz;
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}
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@Override
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public MergeMode getMergeMode(String propertyName){
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MergeMode result = mergeModeMap.get(propertyName);
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if (result == null){
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Field field = mergeFields.get(propertyName);
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if (isCollection(field.getType())){
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return defaultCollectionMergeMode;
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}else{
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return defaultMergeMode;
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}
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}else{
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return result;
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}
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}
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@Override
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public void setMergeMode(String propertyName, MergeMode mergeMode) throws MergeException{
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if (mergeFields.containsKey(propertyName)){
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checkIdentifier(propertyName, mergeMode);
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mergeModeMap.put(propertyName, mergeMode);
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}else{
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throw new MergeException("The class " + mergeClass.getName() + " does not contain a field with name " + propertyName);
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}
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}
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@Override
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public void setDefaultMergeMode(MergeMode defaultMergeMode) {
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this.defaultMergeMode = defaultMergeMode;
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}
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@Override
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public void setDefaultCollectionMergeMode(MergeMode defaultCollectionMergeMode) {
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this.defaultCollectionMergeMode = defaultCollectionMergeMode;
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}
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/**
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* Tests if a property is an identifier property
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* @param propertyName
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* @param mergeMode
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* @throws MergeException
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*/
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private void checkIdentifier(String propertyName, MergeMode mergeMode) throws MergeException {
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if (mergeMode != MergeMode.FIRST){
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if ("id".equalsIgnoreCase(propertyName) || "uuid".equalsIgnoreCase(propertyName)){
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throw new MergeException("Identifier must always have merge mode MergeMode.FIRST");
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}
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}
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}
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@Override
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public <T extends IMergable> Set<ICdmBase> invoke(T mergeFirst, T mergeSecond) throws MergeException {
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return this.invoke(mergeFirst, mergeSecond, null);
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}
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@Override
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public <T extends IMergable> Set<ICdmBase> invoke(T mergeFirst, T mergeSecond, Set<ICdmBase> clonedObjects) throws MergeException {
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Set<ICdmBase> deleteSet = new HashSet<ICdmBase>();
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if (clonedObjects == null){
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clonedObjects = new HashSet<ICdmBase>();
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}
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deleteSet.add(mergeSecond);
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try {
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for (Field field : mergeFields.values()){
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Class<?> fieldType = field.getType();
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if (isIdentifier(field)){
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//do nothing (id and uuid stay with first object)
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}else if (isPrimitive(fieldType)){
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mergePrimitiveField(mergeFirst, mergeSecond, field);
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}else if (fieldType == String.class ){
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mergeStringField(mergeFirst, mergeSecond, field);
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}else if (isCollection(fieldType)){
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mergeCollectionField(mergeFirst, mergeSecond, field, deleteSet, clonedObjects);
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}else if(isUserType(fieldType)){
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mergeUserTypeField(mergeFirst, mergeSecond, field);
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}else if(isSingleCdmBaseObject(fieldType)){
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mergeSingleCdmBaseField(mergeFirst, mergeSecond, field, deleteSet);
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}else if(fieldType.isInterface()){
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mergeInterfaceField(mergeFirst, mergeSecond, field, deleteSet);
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}else if(fieldType.isEnum()){
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mergeEnumField(mergeFirst, mergeSecond, field, deleteSet);
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}else{
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throw new RuntimeException("Unknown Object type for merging: " + fieldType);
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}
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}
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return deleteSet;
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} catch (Exception e) {
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throw new MergeException("Merge Exception in invoke", e);
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}
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}
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/**
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* @throws Exception
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*
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*/
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private <T extends IMergable> void mergeInterfaceField(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet) throws Exception {
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String propertyName = field.getName();
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MergeMode mergeMode = this.getMergeMode(propertyName);
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if (mergeMode != MergeMode.FIRST){
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mergeCdmBaseValue(mergeFirst, mergeSecond, field, deleteSet);
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}
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logger.debug(propertyName + ": " + mergeMode + ", " + field.getType().getName());
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}
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/**
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* @throws Exception
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*
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*/
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private <T extends IMergable> void mergeEnumField(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet) throws Exception {
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String propertyName = field.getName();
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MergeMode mergeMode = this.getMergeMode(propertyName);
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if (mergeMode != MergeMode.FIRST){
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mergeCdmBaseValue(mergeFirst, mergeSecond, field, deleteSet);
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}
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logger.debug(propertyName + ": " + mergeMode + ", " + field.getType().getName());
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}
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/**
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* @throws Exception
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*
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*/
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private <T extends IMergable> void mergeSingleCdmBaseField(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet) throws Exception {
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String propertyName = field.getName();
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MergeMode mergeMode = this.getMergeMode(propertyName);
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if (mergeMode != MergeMode.FIRST){
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mergeCdmBaseValue(mergeFirst, mergeSecond, field, deleteSet);
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}
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logger.debug(propertyName + ": " + mergeMode + ", " + field.getType().getName());
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}
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private <T extends IMergable> void mergeCdmBaseValue(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet) throws Exception {
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if (true){
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Object value = getMergeValue(mergeFirst, mergeSecond, field);
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if (value instanceof ICdmBase || value == null){
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field.set(mergeFirst, value);
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}else{
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throw new MergeException("Merged value must be of type CdmBase but is not: " + value.getClass());
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}
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}else{
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throw new MergeException("Not supported mode");
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}
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}
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/**
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* @throws Exception
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*
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*/
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private <T extends IMergable> void mergeUserTypeField(T mergeFirst, T mergeSecond, Field field) throws Exception {
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String propertyName = field.getName();
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Class<?> fieldType = field.getType();
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MergeMode mergeMode = this.getMergeMode(propertyName);
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if (mergeMode == MergeMode.MERGE){
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Method mergeMethod = getMergeMethod(fieldType);
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Object firstObject = field.get(mergeFirst);
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if (firstObject == null){
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firstObject = fieldType.newInstance();
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}
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Object secondObject = field.get(mergeSecond);
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mergeMethod.invoke(firstObject, secondObject);
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}else if (mergeMode != MergeMode.FIRST){
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Object value = getMergeValue(mergeFirst, mergeSecond, field);
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field.set(mergeFirst, value);
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}
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logger.debug(propertyName + ": " + mergeMode + ", " + fieldType.getName());
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}
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/**
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* @return
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* @throws NoSuchMethodException
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* @throws SecurityException
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*/
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private Method getMergeMethod(Class<?> fieldType) throws SecurityException, NoSuchMethodException {
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Method mergeMethod = fieldType.getDeclaredMethod("merge", fieldType);
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return mergeMethod;
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}
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/**
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* @throws Exception
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*
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*/
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private <T extends IMergable> void mergeCollectionField(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet, Set<ICdmBase> clonedObjects) throws Exception {
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String propertyName = field.getName();
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Class<?> fieldType = field.getType();
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MergeMode mergeMode = this.getMergeMode(propertyName);
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if (mergeMode != MergeMode.FIRST){
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mergeCollectionFieldNoFirst(mergeFirst, mergeSecond, field, mergeMode, deleteSet, clonedObjects);
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}
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logger.debug(propertyName + ": " + mergeMode + ", " + fieldType.getName());
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}
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protected <T extends IMergable> void mergeCollectionFieldNoFirst(T mergeFirst, T mergeSecond, Field field, MergeMode mergeMode, Set<ICdmBase> deleteSet, Set<ICdmBase> clonedObjects) throws Exception{
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Class<?> fieldType = field.getType();
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if (mergeMode == MergeMode.ADD || mergeMode == MergeMode.ADD_CLONE){
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//FIXME
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Method addMethod = getAddMethod(field);
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Method removeMethod = getAddMethod(field, true);
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if (Set.class.isAssignableFrom(fieldType) || List.class.isAssignableFrom(fieldType)){
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Collection<ICdmBase> secondCollection = (Collection<ICdmBase>)field.get(mergeSecond);
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List<ICdmBase> removeList = new ArrayList<ICdmBase>();
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if(secondCollection != null) {
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for (ICdmBase obj : secondCollection){
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Object objectToAdd;
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if (mergeMode == MergeMode.ADD){
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objectToAdd = obj;
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}else if(mergeMode == MergeMode.ADD_CLONE){
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Method cloneMethod = obj.getClass().getDeclaredMethod("clone");
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objectToAdd = cloneMethod.invoke(obj);
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clonedObjects.add(obj);
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}else{
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throw new MergeException("Unknown collection merge mode: " + mergeMode);
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}
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addMethod.invoke(mergeFirst, objectToAdd);
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removeList.add(obj);
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}
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}
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for (ICdmBase removeObj : removeList ){
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//removeMethod.invoke(mergeSecond, removeObj);
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if ((removeObj instanceof CdmBase)&& mergeMode == MergeMode.ADD_CLONE) {
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deleteSet.add(removeObj);
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}
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}
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}else{
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throw new MergeException("Merge for collections other than sets and lists not yet implemented");
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}
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}else if (mergeMode == MergeMode.RELATION){
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if (Set.class.isAssignableFrom(fieldType) || List.class.isAssignableFrom(fieldType)){
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Collection<RelationshipBase<?,?,?>> secondCollection = (Collection<RelationshipBase<?,?,?>>)field.get(mergeSecond);
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List<ICdmBase> removeList = new ArrayList<ICdmBase>();
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for (RelationshipBase<?,?,?> relation : secondCollection){
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Method relatedFromMethod = RelationshipBase.class.getDeclaredMethod("getRelatedFrom");
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relatedFromMethod.setAccessible(true);
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Object relatedFrom = relatedFromMethod.invoke(relation);
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Method relatedToMethod = RelationshipBase.class.getDeclaredMethod("getRelatedTo");
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relatedToMethod.setAccessible(true);
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Object relatedTo = relatedToMethod.invoke(relation);
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if (relatedFrom.equals(mergeSecond)){
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Method setRelatedMethod = RelationshipBase.class.getDeclaredMethod("setRelatedFrom", IRelated.class);
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setRelatedMethod.setAccessible(true);
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setRelatedMethod.invoke(relation, mergeFirst);
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}
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if (relatedTo.equals(mergeSecond)){
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Method setRelatedMethod = RelationshipBase.class.getDeclaredMethod("setRelatedTo", IRelated.class);
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setRelatedMethod.setAccessible(true);
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setRelatedMethod.invoke(relation, mergeFirst);
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}
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((IRelated)mergeFirst).addRelationship(relation);
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removeList.add(relation);
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}
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for (ICdmBase removeObj : removeList){
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//removeMethod.invoke(mergeSecond, removeObj);
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if (removeObj instanceof CdmBase){
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deleteSet.add(removeObj);
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}
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}
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}else{
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throw new MergeException("Merge for collections other than sets and lists not yet implemented");
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}
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}else{
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throw new MergeException("Other merge modes for collections not yet implemented");
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}
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}
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private Method getAddMethod(Field field) throws MergeException{
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return getAddMethod(field, false);
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}
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public static Method getAddMethod(Field field, boolean remove) throws MergeException{
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Method result;
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Class<?> parameterClass = getCollectionType(field);
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String fieldName = field.getName();
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String firstCapital = fieldName.substring(0, 1).toUpperCase();
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String rest = fieldName.substring(1);
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String prefix = remove? "remove": "add";
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String methodName = prefix + firstCapital + rest;
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boolean endsWithS = parameterClass.getSimpleName().endsWith("s");
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408 |
|
if (! endsWithS && ! fieldName.equals("media")){
|
409 |
|
methodName = methodName.substring(0, methodName.length() -1); //remove 's' at end
|
410 |
|
}
|
411 |
|
Class<?> methodClass = field.getDeclaringClass();
|
412 |
|
try {
|
413 |
|
result = methodClass.getMethod(methodName, parameterClass);
|
414 |
|
}catch (NoSuchMethodException e1) {
|
415 |
|
try {
|
416 |
|
result = methodClass.getDeclaredMethod(methodName, parameterClass);
|
417 |
|
result.setAccessible(true);
|
418 |
|
} catch (NoSuchMethodException e) {
|
419 |
|
logger.warn(methodName);
|
420 |
|
throw new IllegalArgumentException("Default adding method for collection field ("+field.getName()+") does not exist");
|
421 |
|
}
|
422 |
|
} catch (SecurityException e) {
|
423 |
|
throw e;
|
424 |
|
}
|
425 |
|
return result;
|
426 |
|
}
|
427 |
|
|
428 |
|
/**
|
429 |
|
* @throws Exception
|
430 |
|
*
|
431 |
|
*/
|
432 |
|
private <T extends IMergable> void mergePrimitiveField(T mergeFirst, T mergeSecond, Field field) throws Exception {
|
433 |
|
String propertyName = field.getName();
|
434 |
|
Class<?> fieldType = field.getType();
|
435 |
|
MergeMode mergeMode = this.getMergeMode(propertyName);
|
436 |
|
if (mergeMode != MergeMode.FIRST){
|
437 |
|
Object value = getMergeValue(mergeFirst, mergeSecond, field);
|
438 |
|
field.set(mergeFirst, value);
|
439 |
|
}
|
440 |
|
logger.debug(propertyName + ": " + mergeMode + ", " + fieldType.getName());
|
441 |
|
|
442 |
|
}
|
443 |
|
|
444 |
|
/**
|
445 |
|
* @throws Exception
|
446 |
|
*
|
447 |
|
*/
|
448 |
|
private <T extends IMergable> void mergeStringField(T mergeFirst, T mergeSecond, Field field) throws Exception {
|
449 |
|
String propertyName = field.getName();
|
450 |
|
Class<?> fieldType = field.getType();
|
451 |
|
MergeMode mergeMode = this.getMergeMode(propertyName);
|
452 |
|
if (mergeMode != MergeMode.FIRST){
|
453 |
|
Object value = getMergeValue(mergeFirst, mergeSecond, field);
|
454 |
|
field.set(mergeFirst, value);
|
455 |
|
}
|
456 |
|
logger.debug(propertyName + ": " + mergeMode + ", " + fieldType.getName());
|
457 |
|
|
458 |
|
}
|
459 |
|
|
460 |
|
/**
|
461 |
|
* @param fieldType
|
462 |
|
* @return
|
463 |
|
*/
|
464 |
|
private boolean isIdentifier(Field field) {
|
465 |
|
Class<?> fieldType = field.getType();
|
466 |
|
if ("id".equals(field.getName()) && fieldType == int.class ){
|
467 |
|
return true;
|
468 |
|
}else if ("uuid".equals(field.getName()) && fieldType == UUID.class ){
|
469 |
|
return true;
|
470 |
|
}else{
|
471 |
|
return false;
|
472 |
|
}
|
473 |
|
}
|
474 |
|
|
475 |
|
|
476 |
|
/**
|
477 |
|
* @param cdmBase
|
478 |
|
* @param toMerge
|
479 |
|
* @param field
|
480 |
|
* @param mergeMode
|
481 |
|
* @throws Exception
|
482 |
|
*/
|
483 |
|
protected <T extends IMergable> Object getMergeValue(T mergeFirst, T mergeSecond,
|
484 |
|
Field field) throws Exception {
|
485 |
|
MergeMode mergeMode = this.getMergeMode(field.getName());
|
486 |
|
try {
|
487 |
|
if (mergeMode == MergeMode.FIRST){
|
488 |
|
return field.get(mergeFirst);
|
489 |
|
}else if (mergeMode == MergeMode.SECOND){
|
490 |
|
return field.get(mergeSecond);
|
491 |
|
}else if (mergeMode == MergeMode.NULL){
|
492 |
|
return null;
|
493 |
|
}else if (mergeMode == MergeMode.CONCAT){
|
494 |
|
return ((String)field.get(mergeFirst) + (String)field.get(mergeSecond));
|
495 |
|
}else if (mergeMode == MergeMode.AND){
|
496 |
|
return ((Boolean)field.get(mergeFirst) && (Boolean)field.get(mergeSecond));
|
497 |
|
}else if (mergeMode == MergeMode.OR){
|
498 |
|
return ((Boolean)field.get(mergeFirst) || (Boolean)field.get(mergeSecond));
|
499 |
|
}else{
|
500 |
|
throw new IllegalStateException("Unknown MergeMode");
|
501 |
|
}
|
502 |
|
} catch (IllegalArgumentException e) {
|
503 |
|
throw new Exception(e);
|
504 |
|
}
|
505 |
|
}
|
506 |
|
|
507 |
|
|
508 |
|
private static Class getCollectionType(Field field) throws MergeException{
|
509 |
|
Type genericType = field.getGenericType();
|
510 |
|
if (genericType instanceof ParameterizedType/*Impl*/){
|
511 |
|
ParameterizedType paraType = (ParameterizedType)genericType;
|
512 |
|
Type rawType = paraType.getRawType();
|
513 |
|
Type[] arguments = paraType.getActualTypeArguments();
|
514 |
|
|
515 |
|
if (arguments.length == 1){
|
516 |
|
Class collectionClass;
|
517 |
|
if (arguments[0] instanceof Class){
|
518 |
|
collectionClass = (Class)arguments[0];
|
519 |
|
}else if(arguments[0] instanceof TypeVariable/*Impl*/){
|
520 |
|
TypeVariable typeVariable = (TypeVariable)arguments[0];
|
521 |
|
GenericDeclaration genericDeclaration = typeVariable.getGenericDeclaration();
|
522 |
|
collectionClass = (Class)genericDeclaration;
|
523 |
|
}else{
|
524 |
|
throw new MergeException("Collection with other types than TypeVariableImpl are not yet supported");
|
525 |
|
}
|
526 |
|
return collectionClass;
|
527 |
|
}else{
|
528 |
|
throw new MergeException("Collection with multiple types not supported");
|
529 |
|
}
|
530 |
|
}else{
|
531 |
|
throw new MergeException("Collection has no generic type of type ParameterizedTypeImpl. Unsupport case.");
|
532 |
|
}
|
533 |
|
}
|
534 |
|
|
535 |
|
}
|
|
1 |
// $Id$
|
|
2 |
/**
|
|
3 |
* Copyright (C) 2007 EDIT
|
|
4 |
* European Distributed Institute of Taxonomy
|
|
5 |
* http://www.e-taxonomy.eu
|
|
6 |
*
|
|
7 |
* The contents of this file are subject to the Mozilla Public License Version 1.1
|
|
8 |
* See LICENSE.TXT at the top of this package for the full license terms.
|
|
9 |
*/
|
|
10 |
|
|
11 |
package eu.etaxonomy.cdm.strategy.merge;
|
|
12 |
|
|
13 |
import java.lang.annotation.Annotation;
|
|
14 |
import java.lang.reflect.Field;
|
|
15 |
import java.lang.reflect.GenericDeclaration;
|
|
16 |
import java.lang.reflect.Method;
|
|
17 |
import java.lang.reflect.ParameterizedType;
|
|
18 |
import java.lang.reflect.Type;
|
|
19 |
import java.lang.reflect.TypeVariable;
|
|
20 |
import java.util.ArrayList;
|
|
21 |
import java.util.Collection;
|
|
22 |
import java.util.HashMap;
|
|
23 |
import java.util.HashSet;
|
|
24 |
import java.util.List;
|
|
25 |
import java.util.Map;
|
|
26 |
import java.util.Set;
|
|
27 |
import java.util.UUID;
|
|
28 |
|
|
29 |
import org.apache.log4j.Logger;
|
|
30 |
|
|
31 |
import eu.etaxonomy.cdm.common.CdmUtils;
|
|
32 |
import eu.etaxonomy.cdm.model.common.CdmBase;
|
|
33 |
import eu.etaxonomy.cdm.model.common.ICdmBase;
|
|
34 |
import eu.etaxonomy.cdm.model.common.IRelated;
|
|
35 |
import eu.etaxonomy.cdm.model.common.RelationshipBase;
|
|
36 |
import eu.etaxonomy.cdm.strategy.StrategyBase;
|
|
37 |
|
|
38 |
/**
|
|
39 |
* @author a.mueller
|
|
40 |
* @created 31.07.2009
|
|
41 |
*/
|
|
42 |
public class DefaultMergeStrategy extends StrategyBase implements IMergeStrategy {
|
|
43 |
private static final long serialVersionUID = -8513956338156791995L;
|
|
44 |
private static final Logger logger = Logger.getLogger(DefaultMergeStrategy.class);
|
|
45 |
final static UUID uuid = UUID.fromString("d85cd6c3-0147-452c-8fed-bbfb82f392f6");
|
|
46 |
|
|
47 |
public static DefaultMergeStrategy NewInstance(Class<? extends CdmBase> mergeClazz){
|
|
48 |
return new DefaultMergeStrategy(mergeClazz);
|
|
49 |
}
|
|
50 |
|
|
51 |
private final boolean onlyReallocateReferences = false;
|
|
52 |
|
|
53 |
protected MergeMode defaultMergeMode = MergeMode.FIRST;
|
|
54 |
protected MergeMode defaultCollectionMergeMode = MergeMode.ADD;
|
|
55 |
|
|
56 |
protected Map<String, MergeMode> mergeModeMap = new HashMap<String, MergeMode>();
|
|
57 |
protected Class<? extends CdmBase> mergeClass;
|
|
58 |
protected Map<String, Field> mergeFields;
|
|
59 |
|
|
60 |
protected DefaultMergeStrategy(Class<? extends CdmBase> mergeClazz) {
|
|
61 |
super();
|
|
62 |
if (mergeClazz == null){
|
|
63 |
throw new IllegalArgumentException("Merge class must not be null");
|
|
64 |
}
|
|
65 |
this.mergeClass = mergeClazz;
|
|
66 |
boolean includeStatic = false;
|
|
67 |
boolean includeTransient = false;
|
|
68 |
boolean makeAccessible = true;
|
|
69 |
this.mergeFields = CdmUtils.getAllFields(mergeClass, CdmBase.class, includeStatic, includeTransient, makeAccessible, true);
|
|
70 |
initMergeModeMap();
|
|
71 |
}
|
|
72 |
|
|
73 |
|
|
74 |
@Override
|
|
75 |
public boolean isOnlyReallocateReferences() {
|
|
76 |
return this.onlyReallocateReferences;
|
|
77 |
}
|
|
78 |
|
|
79 |
// @Override
|
|
80 |
// public void setOnlyReallocateLinks(boolean onlyReallocateReferences) {
|
|
81 |
// this.onlyReallocateReferences = onlyReallocateReferences;
|
|
82 |
// }
|
|
83 |
|
|
84 |
|
|
85 |
/**
|
|
86 |
*
|
|
87 |
*/
|
|
88 |
private void initMergeModeMap() {
|
|
89 |
for (Field field: mergeFields.values()){
|
|
90 |
for (Annotation annotation : field.getAnnotations()){
|
|
91 |
if (annotation.annotationType() == Merge.class){
|
|
92 |
MergeMode mergeMode = ((Merge)annotation).value();
|
|
93 |
mergeModeMap.put(field.getName(), mergeMode);
|
|
94 |
}
|
|
95 |
}
|
|
96 |
}
|
|
97 |
}
|
|
98 |
|
|
99 |
@Override
|
|
100 |
protected UUID getUuid() {
|
|
101 |
return uuid;
|
|
102 |
}
|
|
103 |
|
|
104 |
/**
|
|
105 |
* @return the merge class
|
|
106 |
*/
|
|
107 |
public Class<? extends CdmBase> getMergeClass() {
|
|
108 |
return mergeClass;
|
|
109 |
}
|
|
110 |
|
|
111 |
|
|
112 |
|
|
113 |
/**
|
|
114 |
* @param mergeClazz the mergeClazz to set
|
|
115 |
*/
|
|
116 |
public void setMergeClazz(Class<? extends CdmBase> mergeClazz) {
|
|
117 |
this.mergeClass = mergeClazz;
|
|
118 |
}
|
|
119 |
|
|
120 |
|
|
121 |
@Override
|
|
122 |
public MergeMode getMergeMode(String propertyName){
|
|
123 |
MergeMode result = mergeModeMap.get(propertyName);
|
|
124 |
if (result == null){
|
|
125 |
Field field = mergeFields.get(propertyName);
|
|
126 |
if (isCollection(field.getType())){
|
|
127 |
return defaultCollectionMergeMode;
|
|
128 |
}else{
|
|
129 |
return defaultMergeMode;
|
|
130 |
}
|
|
131 |
}else{
|
|
132 |
return result;
|
|
133 |
}
|
|
134 |
}
|
|
135 |
|
|
136 |
@Override
|
|
137 |
public void setMergeMode(String propertyName, MergeMode mergeMode) throws MergeException{
|
|
138 |
if (mergeFields.containsKey(propertyName)){
|
|
139 |
checkIdentifier(propertyName, mergeMode);
|
|
140 |
mergeModeMap.put(propertyName, mergeMode);
|
|
141 |
}else{
|
|
142 |
throw new MergeException("The class " + mergeClass.getName() + " does not contain a field with name " + propertyName);
|
|
143 |
}
|
|
144 |
}
|
|
145 |
|
|
146 |
|
|
147 |
@Override
|
|
148 |
public void setDefaultMergeMode(MergeMode defaultMergeMode) {
|
|
149 |
this.defaultMergeMode = defaultMergeMode;
|
|
150 |
}
|
|
151 |
|
|
152 |
|
|
153 |
@Override
|
|
154 |
public void setDefaultCollectionMergeMode(MergeMode defaultCollectionMergeMode) {
|
|
155 |
this.defaultCollectionMergeMode = defaultCollectionMergeMode;
|
|
156 |
}
|
|
157 |
|
|
158 |
|
|
159 |
/**
|
|
160 |
* Tests if a property is an identifier property
|
|
161 |
* @param propertyName
|
|
162 |
* @param mergeMode
|
|
163 |
* @throws MergeException
|
|
164 |
*/
|
|
165 |
private void checkIdentifier(String propertyName, MergeMode mergeMode) throws MergeException {
|
|
166 |
if (mergeMode != MergeMode.FIRST){
|
|
167 |
if ("id".equalsIgnoreCase(propertyName) || "uuid".equalsIgnoreCase(propertyName)){
|
|
168 |
throw new MergeException("Identifier must always have merge mode MergeMode.FIRST");
|
|
169 |
}
|
|
170 |
}
|
|
171 |
}
|
|
172 |
|
|
173 |
@Override
|
|
174 |
public <T extends IMergable> Set<ICdmBase> invoke(T mergeFirst, T mergeSecond) throws MergeException {
|
|
175 |
return this.invoke(mergeFirst, mergeSecond, null);
|
|
176 |
}
|
|
177 |
|
|
178 |
@Override
|
|
179 |
public <T extends IMergable> Set<ICdmBase> invoke(T mergeFirst, T mergeSecond, Set<ICdmBase> clonedObjects) throws MergeException {
|
|
180 |
Set<ICdmBase> deleteSet = new HashSet<ICdmBase>();
|
|
181 |
if (clonedObjects == null){
|
|
182 |
clonedObjects = new HashSet<ICdmBase>();
|
|
183 |
}
|
|
184 |
deleteSet.add(mergeSecond);
|
|
185 |
try {
|
|
186 |
for (Field field : mergeFields.values()){
|
|
187 |
Class<?> fieldType = field.getType();
|
|
188 |
if (isIdentifier(field)){
|
|
189 |
//do nothing (id and uuid stay with first object)
|
|
190 |
}else if (isPrimitive(fieldType)){
|
|
191 |
mergePrimitiveField(mergeFirst, mergeSecond, field);
|
|
192 |
}else if (fieldType == String.class ){
|
|
193 |
mergeStringField(mergeFirst, mergeSecond, field);
|
|
194 |
}else if (isCollection(fieldType)){
|
|
195 |
mergeCollectionField(mergeFirst, mergeSecond, field, deleteSet, clonedObjects);
|
|
196 |
}else if(isUserType(fieldType)){
|
|
197 |
mergeUserTypeField(mergeFirst, mergeSecond, field);
|
|
198 |
}else if(isSingleCdmBaseObject(fieldType)){
|
|
199 |
mergeSingleCdmBaseField(mergeFirst, mergeSecond, field, deleteSet);
|
|
200 |
}else if(fieldType.isInterface()){
|
|
201 |
mergeInterfaceField(mergeFirst, mergeSecond, field, deleteSet);
|
|
202 |
}else if(fieldType.isEnum()){
|
|
203 |
mergeEnumField(mergeFirst, mergeSecond, field, deleteSet);
|
|
204 |
}else{
|
|
205 |
throw new RuntimeException("Unknown Object type for merging: " + fieldType);
|
|
206 |
}
|
|
207 |
}
|
|
208 |
return deleteSet;
|
|
209 |
} catch (Exception e) {
|
|
210 |
throw new MergeException("Merge Exception in invoke", e);
|
|
211 |
}
|
|
212 |
}
|
|
213 |
|
|
214 |
|
|
215 |
/**
|
|
216 |
* @throws Exception
|
|
217 |
*
|
|
218 |
*/
|
|
219 |
private <T extends IMergable> void mergeInterfaceField(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet) throws Exception {
|
|
220 |
String propertyName = field.getName();
|
|
221 |
MergeMode mergeMode = this.getMergeMode(propertyName);
|
|
222 |
if (mergeMode != MergeMode.FIRST){
|
|
223 |
mergeCdmBaseValue(mergeFirst, mergeSecond, field, deleteSet);
|
|
224 |
}
|
|
225 |
logger.debug(propertyName + ": " + mergeMode + ", " + field.getType().getName());
|
|
226 |
|
|
227 |
}
|
|
228 |
|
|
229 |
/**
|
|
230 |
* @throws Exception
|
|
231 |
*
|
|
232 |
*/
|
|
233 |
private <T extends IMergable> void mergeEnumField(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet) throws Exception {
|
|
234 |
String propertyName = field.getName();
|
|
235 |
MergeMode mergeMode = this.getMergeMode(propertyName);
|
|
236 |
if (mergeMode != MergeMode.FIRST){
|
|
237 |
mergeCdmBaseValue(mergeFirst, mergeSecond, field, deleteSet);
|
|
238 |
}
|
|
239 |
logger.debug(propertyName + ": " + mergeMode + ", " + field.getType().getName());
|
|
240 |
|
|
241 |
}
|
|
242 |
|
|
243 |
/**
|
|
244 |
* @throws Exception
|
|
245 |
*
|
|
246 |
*/
|
|
247 |
private <T extends IMergable> void mergeSingleCdmBaseField(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet) throws Exception {
|
|
248 |
String propertyName = field.getName();
|
|
249 |
MergeMode mergeMode = this.getMergeMode(propertyName);
|
|
250 |
if (mergeMode != MergeMode.FIRST){
|
|
251 |
mergeCdmBaseValue(mergeFirst, mergeSecond, field, deleteSet);
|
|
252 |
}
|
|
253 |
logger.debug(propertyName + ": " + mergeMode + ", " + field.getType().getName());
|
|
254 |
|
|
255 |
}
|
|
256 |
|
|
257 |
private <T extends IMergable> void mergeCdmBaseValue(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet) throws Exception {
|
|
258 |
if (true){
|
|
259 |
Object value = getMergeValue(mergeFirst, mergeSecond, field);
|
|
260 |
if (value instanceof ICdmBase || value == null){
|
|
261 |
field.set(mergeFirst, value);
|
|
262 |
}else{
|
|
263 |
throw new MergeException("Merged value must be of type CdmBase but is not: " + value.getClass());
|
|
264 |
}
|
|
265 |
}else{
|
|
266 |
throw new MergeException("Not supported mode");
|
|
267 |
}
|
|
268 |
}
|
|
269 |
|
|
270 |
/**
|
|
271 |
* @throws Exception
|
|
272 |
*
|
|
273 |
*/
|
|
274 |
private <T extends IMergable> void mergeUserTypeField(T mergeFirst, T mergeSecond, Field field) throws Exception {
|
|
275 |
String propertyName = field.getName();
|
|
276 |
Class<?> fieldType = field.getType();
|
|
277 |
MergeMode mergeMode = this.getMergeMode(propertyName);
|
|
278 |
if (mergeMode == MergeMode.MERGE){
|
|
279 |
Method mergeMethod = getMergeMethod(fieldType);
|
|
280 |
Object firstObject = field.get(mergeFirst);
|
|
281 |
if (firstObject == null){
|
|
282 |
firstObject = fieldType.newInstance();
|
|
283 |
}
|
|
284 |
Object secondObject = field.get(mergeSecond);
|
|
285 |
mergeMethod.invoke(firstObject, secondObject);
|
|
286 |
}else if (mergeMode != MergeMode.FIRST){
|
|
287 |
Object value = getMergeValue(mergeFirst, mergeSecond, field);
|
|
288 |
field.set(mergeFirst, value);
|
|
289 |
}
|
|
290 |
logger.debug(propertyName + ": " + mergeMode + ", " + fieldType.getName());
|
|
291 |
}
|
|
292 |
|
|
293 |
/**
|
|
294 |
* @return
|
|
295 |
* @throws NoSuchMethodException
|
|
296 |
* @throws SecurityException
|
|
297 |
*/
|
|
298 |
private Method getMergeMethod(Class<?> fieldType) throws SecurityException, NoSuchMethodException {
|
|
299 |
Method mergeMethod = fieldType.getDeclaredMethod("merge", fieldType);
|
|
300 |
return mergeMethod;
|
|
301 |
}
|
|
302 |
|
|
303 |
|
|
304 |
|
|
305 |
/**
|
|
306 |
* @throws Exception
|
|
307 |
*
|
|
308 |
*/
|
|
309 |
private <T extends IMergable> void mergeCollectionField(T mergeFirst, T mergeSecond, Field field, Set<ICdmBase> deleteSet, Set<ICdmBase> clonedObjects) throws Exception {
|
|
310 |
String propertyName = field.getName();
|
|
311 |
Class<?> fieldType = field.getType();
|
|
312 |
MergeMode mergeMode = this.getMergeMode(propertyName);
|
|
313 |
if (mergeMode != MergeMode.FIRST){
|
|
314 |
mergeCollectionFieldNoFirst(mergeFirst, mergeSecond, field, mergeMode, deleteSet, clonedObjects);
|
|
315 |
}
|
|
316 |
logger.debug(propertyName + ": " + mergeMode + ", " + fieldType.getName());
|
|
317 |
}
|
|
318 |
|
|
319 |
protected <T extends IMergable> void mergeCollectionFieldNoFirst(T mergeFirst, T mergeSecond, Field field, MergeMode mergeMode, Set<ICdmBase> deleteSet, Set<ICdmBase> clonedObjects) throws Exception{
|
|
320 |
Class<?> fieldType = field.getType();
|
|
321 |
if (mergeMode == MergeMode.ADD || mergeMode == MergeMode.ADD_CLONE){
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|
322 |
//FIXME
|
|
323 |
Method addMethod = getAddMethod(field);
|
|
324 |
Method removeMethod = getAddMethod(field, true);
|
|
325 |
|
|
326 |
if (Set.class.isAssignableFrom(fieldType) || List.class.isAssignableFrom(fieldType)){
|
|
327 |
Collection<ICdmBase> secondCollection = (Collection<ICdmBase>)field.get(mergeSecond);
|
|
328 |
List<ICdmBase> removeList = new ArrayList<ICdmBase>();
|
|
329 |
if(secondCollection != null) {
|
|
330 |
for (ICdmBase obj : secondCollection){
|
|
331 |
Object objectToAdd;
|
|
332 |
if (mergeMode == MergeMode.ADD){
|
|
333 |
objectToAdd = obj;
|
|
334 |
}else if(mergeMode == MergeMode.ADD_CLONE){
|
|
335 |
Method cloneMethod = obj.getClass().getDeclaredMethod("clone");
|
|
336 |
objectToAdd = cloneMethod.invoke(obj);
|
|
337 |
clonedObjects.add(obj);
|
|
338 |
}else{
|
|
339 |
throw new MergeException("Unknown collection merge mode: " + mergeMode);
|
|
340 |
}
|
|
341 |
addMethod.invoke(mergeFirst, objectToAdd);
|
|
342 |
removeList.add(obj);
|
|
343 |
}
|
|
344 |
}
|
|
345 |
for (ICdmBase removeObj : removeList ){
|
|
346 |
//removeMethod.invoke(mergeSecond, removeObj);
|
|
347 |
if ((removeObj instanceof CdmBase)&& mergeMode == MergeMode.ADD_CLONE) {
|
|
348 |
deleteSet.add(removeObj);
|
|
349 |
}
|
|
350 |
}
|
|
351 |
}else{
|
|
352 |
throw new MergeException("Merge for collections other than sets and lists not yet implemented");
|
|
353 |
}
|
|
354 |
}else if (mergeMode == MergeMode.RELATION){
|
|
355 |
if (Set.class.isAssignableFrom(fieldType) || List.class.isAssignableFrom(fieldType)){
|
|
356 |
Collection<RelationshipBase<?,?,?>> secondCollection = (Collection<RelationshipBase<?,?,?>>)field.get(mergeSecond);
|
|
357 |
List<ICdmBase> removeList = new ArrayList<ICdmBase>();
|
|
358 |
for (RelationshipBase<?,?,?> relation : secondCollection){
|
|
359 |
Method relatedFromMethod = RelationshipBase.class.getDeclaredMethod("getRelatedFrom");
|
|
360 |
relatedFromMethod.setAccessible(true);
|
|
361 |
Object relatedFrom = relatedFromMethod.invoke(relation);
|
|
362 |
|
|
363 |
Method relatedToMethod = RelationshipBase.class.getDeclaredMethod("getRelatedTo");
|
|
364 |
relatedToMethod.setAccessible(true);
|
|
365 |
Object relatedTo = relatedToMethod.invoke(relation);
|
|
366 |
|
|
367 |
if (relatedFrom.equals(mergeSecond)){
|
|
368 |
Method setRelatedMethod = RelationshipBase.class.getDeclaredMethod("setRelatedFrom", IRelated.class);
|
|
369 |
setRelatedMethod.setAccessible(true);
|
|
370 |
setRelatedMethod.invoke(relation, mergeFirst);
|
|
371 |
}
|
|
372 |
if (relatedTo.equals(mergeSecond)){
|
|
373 |
Method setRelatedMethod = RelationshipBase.class.getDeclaredMethod("setRelatedTo", IRelated.class);
|
|
374 |
setRelatedMethod.setAccessible(true);
|
|
375 |
setRelatedMethod.invoke(relation, mergeFirst);
|
|
376 |
}
|
|
377 |
((IRelated)mergeFirst).addRelationship(relation);
|
|
378 |
removeList.add(relation);
|
|
379 |
}
|
|
380 |
for (ICdmBase removeObj : removeList){
|
|
381 |
//removeMethod.invoke(mergeSecond, removeObj);
|
|
382 |
if (removeObj instanceof CdmBase){
|
|
383 |
deleteSet.add(removeObj);
|
|
384 |
}
|
|
385 |
}
|
|
386 |
}else{
|
|
387 |
throw new MergeException("Merge for collections other than sets and lists not yet implemented");
|
|
388 |
}
|
|
389 |
}else{
|
|
390 |
throw new MergeException("Other merge modes for collections not yet implemented");
|
|
391 |
}
|
|
392 |
}
|
|
393 |
|
|
394 |
public static Method getReplaceMethod(Field field) throws MergeException{
|
|
395 |
return getAddMethod(field, false, true);
|
|
396 |
}
|
|
397 |
|
|
398 |
private Method getAddMethod(Field field) throws MergeException{
|
|
399 |
return getAddMethod(field, false, false);
|
|
400 |
}
|
|
401 |
|
|
402 |
public static Method getAddMethod(Field field, boolean remove) throws MergeException{
|
|
403 |
return getAddMethod(field, remove, false);
|
|
404 |
}
|
|
405 |
|
|
406 |
private static Method getAddMethod(Field field, boolean remove, boolean replace) throws MergeException{
|
|
407 |
Method result;
|
|
408 |
Class<?> parameterClass = getCollectionType(field);
|
|
409 |
Class<?>[] parameterClasses = replace ?
|
|
410 |
new Class[]{parameterClass,parameterClass}:
|
|
411 |
new Class[]{parameterClass};
|
|
412 |
String fieldName = field.getName();
|
|
413 |
String firstCapital = fieldName.substring(0, 1).toUpperCase();
|
|
414 |
String rest = fieldName.substring(1);
|
|
415 |
String prefix = replace? "replace" : remove? "remove": "add";
|
|
416 |
String methodName = prefix + firstCapital + rest;
|
|
417 |
boolean endsWithS = parameterClass.getSimpleName().endsWith("s");
|
|
418 |
if (! endsWithS && ! fieldName.equals("media")){
|
|
419 |
methodName = methodName.substring(0, methodName.length() -1); //remove 's' at end
|
|
420 |
}
|
|
421 |
Class<?> methodClass = field.getDeclaringClass();
|
|
422 |
try {
|
|
423 |
result = methodClass.getMethod(methodName, parameterClasses);
|
|
424 |
}catch (NoSuchMethodException e1) {
|
|
425 |
try {
|
|
426 |
result = methodClass.getDeclaredMethod(methodName, parameterClasses);
|
|
427 |
result.setAccessible(true);
|
|
428 |
} catch (NoSuchMethodException e) {
|
|
429 |
logger.warn(methodName);
|
|
430 |
throw new IllegalArgumentException("Default '" +prefix+"' method for collection field ("+field.getName()+") does not exist");
|
|
431 |
}
|
|
432 |
} catch (SecurityException e) {
|
|
433 |
throw e;
|
|
434 |
}
|
|
435 |
return result;
|
|
436 |
}
|
|
437 |
|
|
438 |
/**
|
|
439 |
* @throws Exception
|
|
440 |
*
|
|
441 |
*/
|
|
442 |
private <T extends IMergable> void mergePrimitiveField(T mergeFirst, T mergeSecond, Field field) throws Exception {
|
|
443 |
String propertyName = field.getName();
|
|
444 |
Class<?> fieldType = field.getType();
|
|
445 |
MergeMode mergeMode = this.getMergeMode(propertyName);
|
|
446 |
if (mergeMode != MergeMode.FIRST){
|
|
447 |
Object value = getMergeValue(mergeFirst, mergeSecond, field);
|
|
448 |
field.set(mergeFirst, value);
|
|
449 |
}
|
|
450 |
logger.debug(propertyName + ": " + mergeMode + ", " + fieldType.getName());
|
|
451 |
|
|
452 |
}
|
|
453 |
|
|
454 |
/**
|
|
455 |
* @throws Exception
|
|
456 |
*
|
|
457 |
*/
|
|
458 |
private <T extends IMergable> void mergeStringField(T mergeFirst, T mergeSecond, Field field) throws Exception {
|
|
459 |
String propertyName = field.getName();
|
|
460 |
Class<?> fieldType = field.getType();
|
|
461 |
MergeMode mergeMode = this.getMergeMode(propertyName);
|
|
462 |
if (mergeMode != MergeMode.FIRST){
|
|
463 |
Object value = getMergeValue(mergeFirst, mergeSecond, field);
|
|
464 |
field.set(mergeFirst, value);
|
|
465 |
}
|
|
466 |
logger.debug(propertyName + ": " + mergeMode + ", " + fieldType.getName());
|
|
467 |
|
|
468 |
}
|
|
469 |
|
|
470 |
/**
|
|
471 |
* @param fieldType
|
|
472 |
* @return
|
|
473 |
*/
|
|
474 |
private boolean isIdentifier(Field field) {
|
|
475 |
Class<?> fieldType = field.getType();
|
|
476 |
if ("id".equals(field.getName()) && fieldType == int.class ){
|
|
477 |
return true;
|
|
478 |
}else if ("uuid".equals(field.getName()) && fieldType == UUID.class ){
|
|
479 |
return true;
|
|
480 |
}else{
|
|
481 |
return false;
|
|
482 |
}
|
|
483 |
}
|
|
484 |
|
|
485 |
|
|
486 |
/**
|
|
487 |
* @param cdmBase
|
|
488 |
* @param toMerge
|
|
489 |
* @param field
|
|
490 |
* @param mergeMode
|
|
491 |
* @throws Exception
|
|
492 |
*/
|
|
493 |
protected <T extends IMergable> Object getMergeValue(T mergeFirst, T mergeSecond,
|
|
494 |
Field field) throws Exception {
|
|
495 |
MergeMode mergeMode = this.getMergeMode(field.getName());
|
|
496 |
try {
|
|
497 |
if (mergeMode == MergeMode.FIRST){
|
|
498 |
return field.get(mergeFirst);
|
|
499 |
}else if (mergeMode == MergeMode.SECOND){
|
|
500 |
return field.get(mergeSecond);
|
|
501 |
}else if (mergeMode == MergeMode.NULL){
|
|
502 |
return null;
|
|
503 |
}else if (mergeMode == MergeMode.CONCAT){
|
|
504 |
return ((String)field.get(mergeFirst) + (String)field.get(mergeSecond));
|
|
505 |
}else if (mergeMode == MergeMode.AND){
|
|
506 |
return ((Boolean)field.get(mergeFirst) && (Boolean)field.get(mergeSecond));
|
|
507 |
}else if (mergeMode == MergeMode.OR){
|
|
508 |
return ((Boolean)field.get(mergeFirst) || (Boolean)field.get(mergeSecond));
|
|
509 |
}else{
|
|
510 |
throw new IllegalStateException("Unknown MergeMode");
|
|
511 |
}
|
|
512 |
} catch (IllegalArgumentException e) {
|
|
513 |
throw new Exception(e);
|
|
514 |
}
|
|
515 |
}
|
|
516 |
|
|
517 |
|
|
518 |
private static Class getCollectionType(Field field) throws MergeException{
|
|
519 |
Type genericType = field.getGenericType();
|
|
520 |
if (genericType instanceof ParameterizedType/*Impl*/){
|
|
521 |
ParameterizedType paraType = (ParameterizedType)genericType;
|
|
522 |
Type rawType = paraType.getRawType();
|
|
523 |
Type[] arguments = paraType.getActualTypeArguments();
|
|
524 |
|
|
525 |
if (arguments.length == 1){
|
|
526 |
Class collectionClass;
|
|
527 |
if (arguments[0] instanceof Class){
|
|
528 |
collectionClass = (Class)arguments[0];
|
|
529 |
}else if(arguments[0] instanceof TypeVariable/*Impl*/){
|
|
530 |
TypeVariable typeVariable = (TypeVariable)arguments[0];
|
|
531 |
GenericDeclaration genericDeclaration = typeVariable.getGenericDeclaration();
|
|
532 |
collectionClass = (Class)genericDeclaration;
|
|
533 |
}else{
|
|
534 |
throw new MergeException("Collection with other types than TypeVariableImpl are not yet supported");
|
|
535 |
}
|
|
536 |
return collectionClass;
|
|
537 |
}else{
|
|
538 |
throw new MergeException("Collection with multiple types not supported");
|
Fix deduplication problem with list order #5652