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/**
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* Copyright (C) 2009 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;
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import java.io.Serializable;
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import java.net.URI;
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import java.util.Collection;
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import java.util.UUID;
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import org.apache.commons.lang.StringUtils;
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import org.apache.log4j.Logger;
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import org.joda.time.DateTime;
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import eu.etaxonomy.cdm.common.CdmUtils;
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import eu.etaxonomy.cdm.common.DOI;
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import eu.etaxonomy.cdm.model.agent.Contact;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.LSID;
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import eu.etaxonomy.cdm.model.common.TimePeriod;
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public abstract class StrategyBase implements IStrategy, Serializable {
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private static final long serialVersionUID = -274791080847215663L;
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@SuppressWarnings("unused")
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private static final Logger logger = Logger.getLogger(StrategyBase.class);
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final static UUID uuid = UUID.fromString("2ff2b1d6-17a6-4807-a55f-f6b45bf429b7");
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abstract protected UUID getUuid();
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protected StrategyBase(){
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}
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/**
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* @param fieldType
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* @return
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*/
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protected static boolean isCollection(Class<?> fieldType) {
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if (Collection.class.isAssignableFrom(fieldType) ){
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return true;
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}else{
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return false;
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}
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}
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/**
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* @param fieldType
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* @return
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*/
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protected boolean isPrimitive(Class<?> fieldType) {
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if (fieldType.isPrimitive()){
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return true;
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}else{
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return false;
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}
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}
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/**
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* @param fieldType
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* @return
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*/
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protected boolean isSingleCdmBaseObject(Class<?> fieldType) {
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if (CdmBase.class.isAssignableFrom(fieldType)){
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return true;
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}else{
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return false;
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}
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}
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/**
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* @param fieldType
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* @return
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*/
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protected boolean isUserType(Class<?> fieldType) {
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if ( fieldType == TimePeriod.class ||
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fieldType == DateTime.class ||
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fieldType == LSID.class ||
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fieldType == Contact.class ||
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fieldType == URI.class ||
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fieldType == DOI.class
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){
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return true;
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}else{
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return false;
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}
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}
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/**
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* Null safe string. Returns the given string if it is not <code>null</code>.
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* Empty string otherwise.
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* @see CdmUtils#Nz(String)
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* @return the null-safe string
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*/
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protected String Nz(String str){
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return CdmUtils.Nz(str);
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}
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/**
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* Checks if a string is not blank.
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* @see StringUtils#isNotBlank(String)
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*/
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protected boolean isNotBlank(String str){
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return StringUtils.isNotBlank(str);
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}
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/**
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* Checks if a string is blank.
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* @see StringUtils#isNotBlank(String)
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*/
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protected boolean isBlank(String str){
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return StringUtils.isBlank(str);
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}
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}
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