Application: gvSIG desktop

import java.io.File;

import java.util.Collections;

import java.util.List;

import java.util.Map;

import java.util.Set;

import java.util.function.Predicate;

import org.gvsig.tools.service.spi.Services;

import org.gvsig.fmap.dal.expressionevaluator.FeatureAttributeEmulatorExpression;

import org.gvsig.fmap.dal.feature.DataProfile;

import org.gvsig.fmap.dal.feature.EditableFeature;

import org.gvsig.fmap.dal.feature.EditableFeatureAttributeDescriptor;

import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor;

    public List<FeatureType> getFeatureTypesFromDAL(byte[] daldata);

    public byte[] getDALBytesFromFeatureType(FeatureType ftype);

}

import java.io.ByteArrayOutputStream;

import java.io.File;

import java.io.InputStream;

import java.net.URL;

import java.net.URLClassLoader;

import java.util.HashMap;

import java.util.HashSet;

import java.util.List;

import java.util.Map;

import java.util.Set;

import java.util.UUID;

import java.util.function.Predicate;

import javax.json.JsonArray;

import javax.json.JsonObject;

import javax.json.JsonValue;

import org.apache.commons.io.FileUtils;

import org.apache.commons.io.IOUtils;

import org.apache.commons.lang3.StringUtils;

import org.gvsig.fmap.dal.StoresRepository;

import org.gvsig.fmap.dal.exception.CreateFileStoreException;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.exception.InitializeException;

import org.gvsig.fmap.dal.exception.OpenException;

import org.gvsig.fmap.dal.exception.ProviderNotRegisteredException;

import org.gvsig.fmap.dal.expressionevaluator.FeatureAttributeEmulatorExpression;

import org.gvsig.fmap.dal.expressionevaluator.FeatureSymbolTable;

import org.gvsig.fmap.dal.feature.DataProfile;

import org.gvsig.fmap.dal.feature.EditableFeature;

import org.gvsig.fmap.dal.feature.EditableFeatureAttributeDescriptor;

import org.gvsig.fmap.dal.feature.EditableFeatureType;

import org.gvsig.fmap.dal.feature.LabelsCacheForFieldValues;

import org.gvsig.fmap.dal.feature.exception.UnsupportedDataTypeException;

import org.gvsig.fmap.dal.feature.impl.DALFile;

import org.gvsig.fmap.dal.feature.impl.DefaultEditableFeatureAttributeDescriptor;

import org.gvsig.fmap.dal.feature.impl.DefaultEditableFeatureType;

import org.gvsig.fmap.dal.feature.impl.DefaultFeatureIndex;

        }

    }

    public byte[] getDALBytesFromFeatureType(FeatureType ftype) {

        try {

            DALFile dalfile = DALFile.getDALFile();

        return this.propertiesSupportHelper.getProperties();

    }

}