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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.io.common.mapping.out;
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import java.sql.Types;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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import eu.etaxonomy.cdm.common.URI;
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import eu.etaxonomy.cdm.io.common.DbExportStateBase;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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/**
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* @author a.mueller
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* @since 12.05.2009
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*/
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public class DbUriMapper
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extends DbSingleAttributeExportMapperBase<DbExportStateBase<?, IExportTransformer>> {
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private static final Logger logger = LogManager.getLogger();
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private static final int MAX_PRECISION = -1; //precision for datatype nvarchar(max) == clob (SQL Server 2008)
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public static DbUriMapper NewInstance(String cdmAttributeString, String dbAttributeString){
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return new DbUriMapper(cdmAttributeString, dbAttributeString, null, true);
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}
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public static DbUriMapper NewFacultativeInstance(String cdmAttributeString, String dbAttributeString){
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return new DbUriMapper(cdmAttributeString, dbAttributeString, null, false);
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}
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public static DbUriMapper NewInstance(String cdmAttributeString, String dbAttributeString, String defaultValue){
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return new DbUriMapper(cdmAttributeString, dbAttributeString, defaultValue, false);
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}
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public static DbUriMapper NewInstance(String cdmAttributeString, String dbAttributeString, String defaultValue, boolean obligatory){
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return new DbUriMapper(cdmAttributeString, dbAttributeString, defaultValue, obligatory);
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}
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private DbUriMapper(String cdmAttributeString, String dbAttributeString, String defaultValue, boolean obligatory) {
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super(cdmAttributeString, dbAttributeString, defaultValue, obligatory, false);
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}
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@Override
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protected Object getValue(CdmBase cdmBase) {
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URI uri = (URI)super.getValue(cdmBase);
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String result = (uri == null ? null : uri.toString());
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if (result !=null && result.length() > getPrecision() && getPrecision() != MAX_PRECISION){
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logger.warn("Truncation (" + result.length() + "->" + getPrecision() + ") needed for Attribute " + getDestinationAttribute() + " in " + cdmBase + "." );
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result = result.substring(0, getPrecision());
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}
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return result;
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}
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@Override
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protected int getSqlType() {
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return Types.VARCHAR;
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}
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@Override
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public Class<?> getTypeClass() {
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return URI.class;
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}
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}
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