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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;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.sql.SQLException;
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import org.apache.log4j.Logger;
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import eu.etaxonomy.cdm.io.common.DbImportStateBase;
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import eu.etaxonomy.cdm.io.common.ImportHelper;
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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 24.02.2010
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* @version 1.0
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*/
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public class DbImportTruncatedStringMapper extends DbSingleAttributeImportMapperBase<DbImportStateBase<?,?>, CdmBase>{
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@SuppressWarnings("unused")
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private static final Logger logger = Logger.getLogger(DbImportTruncatedStringMapper.class);
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/**
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* @param dbAttributString
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* @param cdmAttributeString
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* @return
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*/
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public static DbImportTruncatedStringMapper NewInstance (String dbAttributeString, String cdmAttributeString, String longTextAttribute) {
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boolean obligatory = false;
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Object defaultValue = null;
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return new DbImportTruncatedStringMapper(dbAttributeString, cdmAttributeString, defaultValue, obligatory, longTextAttribute);
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}
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// /**
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// * @param cdmAttributeString
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// * @param dbAttributString
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// * @param defaultValue
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// */
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// public static DbImportTruncatedStringMapper NewInstance (String dbAttributString, String cdmAttributeString, Object defaultValue) {
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// boolean obligatory = false;
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// return new DbImportTruncatedStringMapper(dbAttributString, cdmAttributeString, defaultValue, obligatory);
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// }
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//
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// /**
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// * @param cdmAttributeString
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// * @param dbAttributString
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// * @param defaultValue
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// */
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// public static DbImportTruncatedStringMapper NewInstance (String dbAttributeString, String cdmAttributeString, Object defaultValue, boolean obligatory) {
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// return new DbImportTruncatedStringMapper(dbAttributeString, cdmAttributeString, defaultValue, obligatory);
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// }
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private String longTextAttribute;
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private int truncatedLength = 255;
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private Method longTextMethod;
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/**
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* @param cdmAttributeString
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* @param dbAttributString
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* @param defaultValue
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*/
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protected DbImportTruncatedStringMapper(String dbAttributeString, String cdmAttributeString, Object defaultValue, boolean obligatory, String longTextAttribute) {
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super(dbAttributeString, cdmAttributeString, defaultValue, obligatory);
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this.longTextAttribute = longTextAttribute;
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.cdm.io.common.mapping.DbSingleAttributeImportMapperBase#initialize(eu.etaxonomy.cdm.io.common.DbImportStateBase, java.lang.Class)
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*/
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@Override
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public void initialize(DbImportStateBase<?,?> state, Class<? extends CdmBase> destinationClass) {
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super.initialize(state, destinationClass);
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Class<?> parameterType = getTypeClass();
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String methodName = ImportHelper.getSetterMethodName(parameterType, longTextAttribute);
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try {
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longTextMethod = targetClass.getMethod(methodName, parameterType);
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} catch (SecurityException e) {
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throw new RuntimeException(e);
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} catch (NoSuchMethodException e) {
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throw new RuntimeException(e);
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}
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.cdm.io.common.mapping.DbSingleAttributeImportMapperBase#doInvoke(eu.etaxonomy.cdm.model.common.CdmBase)
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*/
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@Override
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protected CdmBase doInvoke(CdmBase cdmBase, Object value) throws SQLException {
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CdmBase result;
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String strValue = (String)value;
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if (strValue != null && strValue.length()>255){
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return invokeTruncatedValue(cdmBase, value);
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}else{
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return super.doInvoke(cdmBase, value);
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}
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}
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/**
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* @param cdmBase
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* @param value
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* @throws SQLException
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*/
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private CdmBase invokeTruncatedValue(CdmBase cdmBase, Object value) throws SQLException {
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CdmBase result;
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String truncatedValue = ((String)value).substring(0, truncatedLength - 3) + "...";
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result = super.doInvoke(cdmBase, truncatedValue);
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try {
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longTextMethod.invoke(cdmBase, value);
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return result;
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} catch (IllegalArgumentException e) {
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e.printStackTrace();
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} catch (IllegalAccessException e) {
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e.printStackTrace();
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} catch (InvocationTargetException e) {
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e.printStackTrace();
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}
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throw new RuntimeException("Problems when invoking long text method");
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.cdm.io.common.CdmSingleAttributeMapperBase#getTypeClass()
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*/
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@Override
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public Class getTypeClass() {
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return String.class;
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}
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}
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