476 lines
17 KiB
Java
476 lines
17 KiB
Java
package org.gcube.dataanalysis.geo.meta;
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import it.geosolutions.geonetwork.GNClient;
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import it.geosolutions.geonetwork.util.GNInsertConfiguration;
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import java.io.File;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.net.URI;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Date;
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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.Locale;
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import java.util.Map.Entry;
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import javax.xml.bind.JAXBException;
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import org.gcube.contentmanagement.lexicalmatcher.utils.AnalysisLogger;
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import org.geotoolkit.metadata.iso.DefaultIdentifier;
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import org.geotoolkit.metadata.iso.DefaultMetadata;
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import org.geotoolkit.metadata.iso.citation.DefaultCitation;
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import org.geotoolkit.metadata.iso.citation.DefaultCitationDate;
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import org.geotoolkit.metadata.iso.citation.DefaultContact;
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import org.geotoolkit.metadata.iso.citation.DefaultOnlineResource;
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import org.geotoolkit.metadata.iso.citation.DefaultResponsibleParty;
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import org.geotoolkit.metadata.iso.constraint.DefaultLegalConstraints;
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import org.geotoolkit.metadata.iso.distribution.DefaultDigitalTransferOptions;
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import org.geotoolkit.metadata.iso.distribution.DefaultDistribution;
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import org.geotoolkit.metadata.iso.distribution.DefaultFormat;
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import org.geotoolkit.metadata.iso.extent.DefaultExtent;
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import org.geotoolkit.metadata.iso.extent.DefaultGeographicBoundingBox;
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import org.geotoolkit.metadata.iso.identification.DefaultDataIdentification;
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import org.geotoolkit.metadata.iso.identification.DefaultKeywords;
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import org.geotoolkit.metadata.iso.identification.DefaultResolution;
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import org.geotoolkit.metadata.iso.identification.DefaultUsage;
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import org.geotoolkit.metadata.iso.lineage.DefaultLineage;
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import org.geotoolkit.metadata.iso.lineage.DefaultNominalResolution;
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import org.geotoolkit.metadata.iso.lineage.DefaultProcessStep;
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import org.geotoolkit.metadata.iso.lineage.DefaultProcessing;
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import org.geotoolkit.metadata.iso.lineage.DefaultSource;
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import org.geotoolkit.metadata.iso.maintenance.DefaultMaintenanceInformation;
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import org.geotoolkit.metadata.iso.quality.DefaultDataQuality;
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import org.geotoolkit.metadata.iso.quality.DefaultScope;
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import org.geotoolkit.metadata.iso.spatial.DefaultGeometricObjects;
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import org.geotoolkit.metadata.iso.spatial.DefaultVectorSpatialRepresentation;
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import org.geotoolkit.util.DefaultInternationalString;
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import org.geotoolkit.xml.XML;
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import org.opengis.metadata.Metadata;
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import org.opengis.metadata.citation.DateType;
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import org.opengis.metadata.citation.PresentationForm;
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import org.opengis.metadata.citation.ResponsibleParty;
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import org.opengis.metadata.citation.Role;
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import org.opengis.metadata.constraint.Restriction;
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import org.opengis.metadata.identification.KeywordType;
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import org.opengis.metadata.identification.TopicCategory;
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import org.opengis.metadata.lineage.ProcessStep;
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import org.opengis.metadata.maintenance.MaintenanceFrequency;
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import org.opengis.metadata.maintenance.ScopeCode;
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import org.opengis.metadata.spatial.GeometricObjectType;
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import org.opengis.metadata.spatial.SpatialRepresentationType;
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import org.opengis.metadata.spatial.TopologyLevel;
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import org.opengis.util.InternationalString;
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public class GenericLayerMetadata {
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private String geonetworkUrl = "http://geoserver-dev.d4science-ii.research-infrastructures.eu/geonetwork/";
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private String geoserverUrl = "http://geoserver-dev.d4science-ii.research-infrastructures.eu/geonetwork/";
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private String geonetworkUser = "admin";
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private String geonetworkPwd = "admin";
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private String title = "temperature 04091217ruc.nc";
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private String layerName = "T";
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private String usageField = "Environmental enrichment";
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private String processdescription = "Maps publication";
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private String usageLimitations = "Not for commercial scopes";
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private Date sourceGenerationDate = new Date(System.currentTimeMillis());
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private String categoryTypes = "_BIOTA_";
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private String contactInfo = "support@d4science.research-infrastructures.eu";
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private String abstractField = "";
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private String purpose = "Maps publication";
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private String author = "i-Marine";
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private double res = 0.5d;
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private double xLL = -180;
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private double xRU = 180;
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private double yLL = -85.5;
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private double yRU = 85.5;
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private HashSet<String> customTopics;
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private Date startDate;
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private Date endDate;
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public void setCustomTopics(String... topics){
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customTopics = new HashSet<String>();
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for (String topic:topics)
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customTopics.add(topic);
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}
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public HashSet<String> getCustomTopics(){
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return customTopics;
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}
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public void setStartDate(Date date){
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startDate=date;
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}
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public void setEndDate(Date date){
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endDate=date;
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}
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public Date getStartDate(){
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return startDate;
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}
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public Date getEndDate(){
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return endDate;
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}
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public String getGeonetworkUrl() {
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return geonetworkUrl;
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}
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public void setGeonetworkUrl(String geonetworkUrl) {
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this.geonetworkUrl = geonetworkUrl;
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}
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public String getGeonetworkUser() {
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return geonetworkUser;
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}
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public void setGeonetworkUser(String geonetworkUser) {
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this.geonetworkUser = geonetworkUser;
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}
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public String getGeonetworkPwd() {
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return geonetworkPwd;
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}
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public void setGeonetworkPwd(String geonetworkPwd) {
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this.geonetworkPwd = geonetworkPwd;
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}
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public String getTitle() {
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return title;
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}
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public void setTitle(String title) {
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this.title = title;
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}
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public String getLayerName() {
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return layerName;
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}
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public void setLayerName(String layerName) {
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this.layerName = layerName;
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}
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public String getUsageField() {
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return usageField;
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}
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public void setUsageField(String usageField) {
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this.usageField = usageField;
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}
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public String getProcessdescription() {
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return processdescription;
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}
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public void setProcessdescription(String processdescription) {
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this.processdescription = processdescription;
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}
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public String getUsageLimitations() {
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return usageLimitations;
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}
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public void setUsageLimitations(String usageLimitations) {
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this.usageLimitations = usageLimitations;
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}
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public Date getSourceGenerationDate() {
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return sourceGenerationDate;
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}
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public void setSourceGenerationDate(Date sourceGenerationDate) {
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this.sourceGenerationDate = sourceGenerationDate;
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}
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public String getCategoryTypes() {
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return categoryTypes;
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}
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public void setCategoryTypes(String categoryTypes) {
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this.categoryTypes = categoryTypes;
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}
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public String getContactInfo() {
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return contactInfo;
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}
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public void setContactInfo(String contactInfo) {
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this.contactInfo = contactInfo;
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}
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public String getAbstractField() {
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return abstractField;
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}
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public void setAbstractField(String abstractField) {
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this.abstractField = abstractField;
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}
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public String getPurpose() {
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return purpose;
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}
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public void setPurpose(String purpose) {
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this.purpose = purpose;
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}
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public String getAuthor() {
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return author;
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}
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public void setAuthor(String author) {
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this.author = author;
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}
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public double getResolution() {
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return res;
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}
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public void setResolution(double res) {
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this.res = res;
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}
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public double getXLeftLow() {
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return xLL;
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}
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public void setXLeftLow(double xLL) {
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this.xLL = xLL;
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}
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public double getXRightUpper() {
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return xRU;
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}
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public void setXRightUpper(double xRU) {
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this.xRU = xRU;
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}
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public double getYLeftLow() {
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return yLL;
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}
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public void setYLeftLow(double yLL) {
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this.yLL = yLL;
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}
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public double getYRightUpper() {
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return yRU;
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}
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public void setYRightUpper(double yRU) {
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this.yRU = yRU;
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}
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public String getGeoserverUrl() {
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return geoserverUrl;
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}
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public void setGeoserverUrl(String geoserverUrl) {
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this.geoserverUrl = geoserverUrl;
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}
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static File meta2File(Metadata meta) throws IOException, JAXBException {
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File temp = File.createTempFile("meta", ".xml");
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FileWriter writer = new FileWriter(temp);
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writer.write(XML.marshal(meta));
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writer.close();
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return temp;
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}
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public void insertMetaData() throws Exception {
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// layer uri: wms, wfs wcs
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List<String> layerUris = new ArrayList<String>();
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layerUris.add(OGCFormatter.getWmsUrl(geoserverUrl, layerName, null, OGCFormatter.buildBoundingBox(xLL, yLL, xRU, yRU)));
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layerUris.add(OGCFormatter.getWfsUrl(geoserverUrl, layerName, OGCFormatter.buildBoundingBox(xLL, yLL, xRU, yRU), 0, "json"));
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layerUris.add(OGCFormatter.getWcsUrl(geoserverUrl, layerName, OGCFormatter.buildBoundingBox(xLL, yLL, xRU, yRU)));
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// layer keywords
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HashMap<KeywordType, HashSet<String>> descriptiveKeyWords = new HashMap<KeywordType, HashSet<String>>();
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HashSet<String> keySet = new HashSet<String>();
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keySet.add("i-Marine");
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if (customTopics!=null)
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keySet.addAll(customTopics);
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descriptiveKeyWords.put(KeywordType.THEME, keySet);
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if (startDate!=null){
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HashSet<String> temporalkeySet = new HashSet<String>();
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temporalkeySet.add(startDate.toString());
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if (!endDate.equals(startDate))
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temporalkeySet.add(endDate.toString());
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descriptiveKeyWords.put(KeywordType.TEMPORAL, temporalkeySet);
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}
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// author:
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DefaultResponsibleParty party = new DefaultResponsibleParty();
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party.setIndividualName(author);
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DefaultContact contact = new DefaultContact();
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contact.setContactInstructions(new DefaultInternationalString(contactInfo));
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party.setContactInfo(contact);
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party.setRole(Role.ORIGINATOR);
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// citation:
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DefaultCitation citation = new DefaultCitation();
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citation.setTitle(new DefaultInternationalString(title));
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ArrayList<DefaultCitationDate> citDates = new ArrayList<DefaultCitationDate>();
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citDates.add(new DefaultCitationDate(sourceGenerationDate, DateType.CREATION));
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citDates.add(new DefaultCitationDate(sourceGenerationDate, DateType.PUBLICATION));
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citDates.add(new DefaultCitationDate(sourceGenerationDate, DateType.REVISION));
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citation.setDates(citDates);
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ArrayList<InternationalString> citAltTitle = new ArrayList<InternationalString>();
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citAltTitle.add(new DefaultInternationalString(title));
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citation.setAlternateTitles(citAltTitle);
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citation.setEditionDate(sourceGenerationDate);
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citation.getPresentationForms().add(PresentationForm.MAP_DIGITAL);
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ArrayList<DefaultKeywords> keywordslist = new ArrayList<DefaultKeywords>();
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for (Entry<KeywordType, HashSet<String>> entry : descriptiveKeyWords.entrySet()) {
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DefaultKeywords keywords = new DefaultKeywords();
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for (String key : entry.getValue())
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keywords.getKeywords().add(new DefaultInternationalString(key));
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keywords.setType(entry.getKey());
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DefaultCitation thesaurus = new DefaultCitation();
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thesaurus.setTitle(new DefaultInternationalString("General"));
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thesaurus.setDates(citDates);
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keywords.setThesaurusName(thesaurus);
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keywordslist.add(keywords);
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}
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// usage:
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DefaultUsage usage = new DefaultUsage();
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usage.setSpecificUsage(new DefaultInternationalString(usageField));
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usage.setUsageDate(sourceGenerationDate);
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usage.setUserDeterminedLimitations(new DefaultInternationalString(usageLimitations));
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usage.setUserContactInfo(new ArrayList<ResponsibleParty>(Arrays.asList(party)));
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ArrayList<DefaultUsage> usages = new ArrayList<DefaultUsage>(Arrays.asList(usage));
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//build categories by guessing on the filename
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List<TopicCategory> categories = guessTopicCategory(categoryTypes);
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AnalysisLogger.getLogger().debug("Guessed Topics: "+categories);
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// Spatial Rapresentation Info
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DefaultGeometricObjects geoObjs = new DefaultGeometricObjects();
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geoObjs.setGeometricObjectType(GeometricObjectType.COMPLEX);
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DefaultVectorSpatialRepresentation spatial = new DefaultVectorSpatialRepresentation();
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spatial.setTopologyLevel(TopologyLevel.GEOMETRY_ONLY);
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spatial.getGeometricObjects().add(geoObjs);
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// Extent:
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DefaultExtent extent = new DefaultExtent();
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extent.setGeographicElements(Collections.singleton(new DefaultGeographicBoundingBox(xLL, xRU, yLL, yRU)));
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extent.setDescription(new DefaultInternationalString("Bounding box"));
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/*Only with Geotoolkit 4.x
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DefaultTemporalExtent stext = new DefaultTemporalExtent(startDate,endDate);
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stext.setStartTime(startDate);
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stext.setEndTime(endDate);
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extent.setTemporalElements(Arrays.asList(stext));
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*/
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extent.freeze();
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//resolution
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DefaultNominalResolution resolution = new DefaultNominalResolution();
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resolution.setGroundResolution(res);
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resolution.setScanningResolution(res);
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DefaultResolution dres = new DefaultResolution();
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dres.setDistance(res);
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// layers access:
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DefaultDistribution distribution = new DefaultDistribution();
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DefaultDigitalTransferOptions transferOptions = new DefaultDigitalTransferOptions();
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for (String uri : layerUris)
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transferOptions.getOnLines().add(new DefaultOnlineResource(new URI(uri)));
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distribution.getTransferOptions().add(transferOptions);
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DefaultFormat format1 = new DefaultFormat();
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format1.setName(new DefaultInternationalString("WMS"));
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format1.setVersion(new DefaultInternationalString("1.1.0"));
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DefaultFormat format2 = new DefaultFormat();
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format2.setName(new DefaultInternationalString("WFS"));
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format2.setVersion(new DefaultInternationalString("1.1.0"));
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DefaultFormat format3 = new DefaultFormat();
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format3.setName(new DefaultInternationalString("WCS"));
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format3.setVersion(new DefaultInternationalString("1.0.0"));
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distribution.setDistributionFormats(new ArrayList<DefaultFormat>(Arrays.asList(format1, format2, format3)));
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// legal constraints
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DefaultLegalConstraints constraints = new DefaultLegalConstraints();
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constraints.getUseLimitations().add(new DefaultInternationalString("Licensed"));
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constraints.getAccessConstraints().add(Restriction.LICENSE);
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constraints.getUseConstraints().add(Restriction.LICENSE);
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// quality declaration:
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DefaultDataQuality processQuality = new DefaultDataQuality();
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//citation
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DefaultCitation sourceCitation = new DefaultCitation();
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sourceCitation.setTitle(new DefaultInternationalString(title));
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sourceCitation.getDates().add(new DefaultCitationDate(sourceGenerationDate, DateType.CREATION));
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sourceCitation.getIdentifiers().add(new DefaultIdentifier(categoryTypes));
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//source
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DefaultSource source = new DefaultSource();
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source.setResolution(resolution);
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source.setDescription(new DefaultInternationalString(title));
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source.setSourceCitation(sourceCitation);
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// provenance
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DefaultProcessStep preprocessStep = new DefaultProcessStep();
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DefaultProcessStep processStep = new DefaultProcessStep(preprocessStep);
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DefaultProcessing processing = new DefaultProcessing();
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processing.setSoftwareReferences(new ArrayList<DefaultCitation>(Arrays.asList(sourceCitation)));
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processStep.setDescription(new DefaultInternationalString(processdescription));
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DefaultLineage processLineage = new DefaultLineage();
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processLineage.setProcessSteps(new ArrayList<ProcessStep>(Arrays.asList(processStep)));
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processQuality.setLineage(processLineage);
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processQuality.setScope(new DefaultScope(ScopeCode.DATASET));
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// fulfill identification
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DefaultDataIdentification ident = new DefaultDataIdentification();
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ident.setCitation(citation);
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ident.setAbstract(new DefaultInternationalString(abstractField));
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ident.setPurpose(new DefaultInternationalString(purpose));
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ident.getResourceMaintenances().add(new DefaultMaintenanceInformation(MaintenanceFrequency.AS_NEEDED));
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ident.setDescriptiveKeywords(keywordslist);
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ident.setTopicCategories(categories);
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ident.setResourceSpecificUsages(usages);
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ident.setExtents(new ArrayList<DefaultExtent>(Arrays.asList(extent)));
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ident.setSpatialRepresentationTypes(new ArrayList<SpatialRepresentationType>(Arrays.asList(SpatialRepresentationType.GRID)));
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ident.setSpatialResolutions(new ArrayList<DefaultResolution>(Arrays.asList(dres)));
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ident.setLanguages(new ArrayList<Locale>(Arrays.asList(Locale.ENGLISH)));
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// Metadata Obj:
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DefaultMetadata meta = new DefaultMetadata(party, sourceGenerationDate, ident);
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meta.getSpatialRepresentationInfo().add(spatial);
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meta.setDistributionInfo(distribution);
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meta.getMetadataConstraints().add(constraints);
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meta.getDataQualityInfo().add(processQuality);
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meta.setLanguage(Locale.ENGLISH);
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// System.out.println(meta);
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GNClient client = new GNClient(geonetworkUrl);
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client.login(geonetworkUser, geonetworkPwd);
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File tmetafile = meta2File(meta);
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client.insertMetadata(new GNInsertConfiguration("3", "datasets", "_none_", true), tmetafile);
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tmetafile.delete();
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}
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public static List<TopicCategory> guessTopicCategory(String refString){
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String searcher = refString.toLowerCase();
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List<TopicCategory> categories = new ArrayList<TopicCategory>();
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for (TopicCategory topic:TopicCategory.values()){
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if (searcher.contains("_"+topic.name().toLowerCase()+"_")){
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categories.add(topic);
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}
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}
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return categories;
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}
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}
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