svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.exportto / org.gvsig.exportto.lib / org.gvsig.exportto.lib.impl / src / main / java / org / gvsig / export / impl / DefaultExportProcess.java @ 44467
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package org.gvsig.export.impl; |
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import java.util.List; |
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import java.util.Objects; |
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import javax.swing.JOptionPane; |
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import org.apache.commons.lang3.StringUtils; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.export.ExportException; |
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import org.gvsig.export.ExportLocator; |
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import org.gvsig.export.ExportParameters; |
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import org.gvsig.export.ExportParametersGeometry; |
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import org.gvsig.export.ExportProcess; |
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import org.gvsig.export.spi.ExportService; |
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import org.gvsig.export.spi.ExportServiceFactory; |
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import org.gvsig.export.spi.ExportServiceManager; |
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import org.gvsig.expressionevaluator.Expression; |
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import org.gvsig.fmap.dal.OpenDataStoreParameters; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.feature.FeatureSet; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.swing.api.ToolsSwingLocator; |
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import org.gvsig.tools.task.TaskStatus; |
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/**
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*
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* @author jjdelcerro
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*/
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public class DefaultExportProcess |
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implements ExportProcess {
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private ExportServiceFactory factory;
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private ExportService service;
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private ExportParameters parameters;
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private FeatureStore sourceFeatureStore;
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private IProjection contextProjection;
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private ICoordTrans sourceTransformation;
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private IProjection sourceProjection;
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private Object context; |
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private Expression filterExpression; |
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private int featuresToUse; |
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public DefaultExportProcess() {
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} |
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@Override
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public void setOutputFormat(String serviceName) throws ExportException { |
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ExportServiceManager serviceManager = ExportLocator.getServiceManager(); |
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this.factory = serviceManager.getServiceFactory(serviceName);
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this.parameters = this.factory.createParameters(); |
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this.service = this.factory.createService(this.parameters); |
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this.parameters.setSourceFeatureStore(this.sourceFeatureStore); |
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if (this.parameters instanceof ExportParametersGeometry) { |
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ExportParametersGeometry params = (ExportParametersGeometry) this.parameters;
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params.setContextProjection(this.contextProjection);
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params.setSourceProjection(this.sourceProjection);
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params.setSourceTransformation(this.sourceTransformation);
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params.setTargetProjection(this.contextProjection);
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params.setTargetTransformation(this.sourceProjection.getCT(this.contextProjection)); |
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params.setContext(this.context);
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if (this.sourceFeatureStore != null) { |
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try {
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FeatureType ftype = this.sourceFeatureStore.getDefaultFeatureType();
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if (ftype != null) { |
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params.setSourceGeometryFieldName(ftype.getDefaultGeometryAttributeName()); |
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} |
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} catch (DataException ex) {
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//
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} |
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} |
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} |
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this.parameters.setFilterExpresion(this.filterExpression); |
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this.parameters.setFeaturesToUse(this.featuresToUse); //valor que use la expression si no es nula |
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} |
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@Override
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public void setParameters(ExportParameters params) { |
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this.parameters = params;
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this.factory = this.parameters.getFactory(); |
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this.service = this.factory.createService(this.parameters); |
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this.parameters.setSourceFeatureStore(this.sourceFeatureStore); |
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this.parameters.setContext(this.context); |
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this.featuresToUse = this.parameters.getFeaturesToUse(); |
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if (this.filterExpression == null) { |
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this.filterExpression = this.parameters.getFilterExpresion(); |
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} else if (this.filterExpression.isEmpty()) { |
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this.filterExpression = this.parameters.getFilterExpresion(); |
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} else if (!Objects.equals(this.filterExpression, this.parameters.getFilterExpresion())) { |
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StringBuilder message = new StringBuilder(); |
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message.append(ToolsLocator.getI18nManager().getTranslation("_A_filter_is_already_applied_to_this_export_process"));
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message.append(":\n");
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message.append(StringUtils.abbreviate(this.filterExpression.getPhrase(), 30)); |
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message.append("\n");
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message.append(ToolsLocator.getI18nManager().getTranslation("_Its_going_to_be_replace_by_the_filter_in_the_parameters"));
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message.append(":\n");
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if (this.parameters.getFilterExpresion() != null) { |
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message.append(StringUtils.abbreviate(this.parameters.getFilterExpresion().getPhrase(), 30)); |
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} else {
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message.append("empty filter");
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} |
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message.append("\n");
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message.append(ToolsLocator.getI18nManager().getTranslation("_Do_you_want_to_keep_the_applied_filter"));
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int keepFilter = ToolsSwingLocator.getThreadSafeDialogsManager().confirmDialog(
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message.toString(),//ToolsLocator.getI18nManager().getTranslation("_Do_you_want_to_keep_the_applied_filter_and_not_use_the_one_in_the_parameters"),
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ToolsLocator.getI18nManager().getTranslation("_Filter_to_apply"),
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JOptionPane.YES_NO_OPTION,
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JOptionPane.WARNING_MESSAGE,
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"exporto-overwrite-expression-parameters");
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if (keepFilter == JOptionPane.YES_OPTION) { |
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this.parameters.setFilterExpresion(this.filterExpression); |
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} |
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} |
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if (this.parameters instanceof ExportParametersGeometry) { |
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ExportParametersGeometry pa = (ExportParametersGeometry) this.parameters;
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this.contextProjection = pa.getContextProjection();
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this.sourceProjection = pa.getSourceProjection();
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this.sourceTransformation = pa.getSourceTransformation();
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} |
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} |
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@Override
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public void setSourceFeatureStore(FeatureStore store |
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) { |
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this.sourceFeatureStore = store;
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if (this.parameters != null) { |
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this.parameters.setSourceFeatureStore(sourceFeatureStore);
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} |
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} |
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@Override
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public void setContextProjection(IProjection projection |
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) { |
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this.contextProjection = projection;
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if (this.parameters instanceof ExportParametersGeometry) { |
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((ExportParametersGeometry) this.parameters).setContextProjection(projection);
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} |
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} |
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@Override
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public void setSourceTransformation(ICoordTrans transformation |
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) { |
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this.sourceTransformation = transformation;
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if (this.parameters instanceof ExportParametersGeometry) { |
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((ExportParametersGeometry) this.parameters).setSourceTransformation(transformation);
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} |
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} |
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@Override
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public void setSourceProjection(IProjection projection |
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) { |
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this.sourceProjection = projection;
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if (this.parameters instanceof ExportParametersGeometry) { |
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((ExportParametersGeometry) this.parameters).setSourceProjection(projection);
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} |
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} |
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@Override
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public Object getContext() { |
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return context;
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} |
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@Override
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public void setContext(Object context |
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) { |
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this.context = context;
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if (this.parameters != null) { |
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this.parameters.setContext(context);
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} |
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} |
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@Override
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public ExportParameters getParameters() {
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return this.parameters; |
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} |
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@Override
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public TaskStatus getTaskStatus() {
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if (this.service == null) { |
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throw new IllegalStateException("Can't access task status at this moment, need setting output format."); |
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} |
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return this.service.getTaskStatus(); |
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} |
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@Override
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public void run() { |
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if (this.factory == null) { |
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throw new IllegalStateException("Can't start export process, need setting output format."); |
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} |
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if (this.parameters == null) { |
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throw new IllegalStateException("Can't start export process, need setting parameters."); |
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} |
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try {
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FeatureSet featureSet; |
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switch (this.parameters.getFeaturesToUse()) { |
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case ExportParameters.USE_ALL_FEATURES:
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default:
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featureSet = this.parameters.getSourceFeatureStore().getFeatureSet();
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break;
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case ExportParameters.USE_SELECTED_FEATURES:
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featureSet = this.parameters.getSourceFeatureStore().getFeatureSelection();
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break;
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case ExportParameters.USE_FILTERED_FEATURES:
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featureSet = this.parameters.getSourceFeatureStore().getFeatureSet(this.parameters.getFilterExpresion()); |
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break;
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} |
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this.service.export(featureSet);
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} catch (Exception ex) { |
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throw new RuntimeException(ex); |
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} |
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} |
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@Override
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public List<OpenDataStoreParameters> getTargetOpenStoreParameters() { |
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if (this.service == null) { |
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return null; |
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} |
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try {
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return this.service.getTargetOpenStoreParameters(); |
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} catch (ExportException ex) { |
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throw new RuntimeException("Can't create target open store parameters.", ex); |
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} |
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} |
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@Override
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public void setFilterExpression(Expression expression |
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) { |
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this.filterExpression = expression;
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if (this.parameters != null) { |
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this.parameters.setFilterExpresion(expression);
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} |
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if (expression == null) { |
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this.setFeaturesToUse(ExportParameters.USE_ALL_FEATURES);
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} else {
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this.setFeaturesToUse(ExportParameters.USE_FILTERED_FEATURES);
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} |
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} |
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@Override
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public void setFeaturesToUse(int featuresToUse |
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) { |
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this.featuresToUse = featuresToUse;
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if (this.parameters != null) { |
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this.parameters.setFeaturesToUse(featuresToUse);
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} |
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} |
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} |