svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.impl / src / main / java / org / gvsig / expressionevaluator / impl / function / dataaccess / AbstractFeatureFunction.java @ 46087
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| 1 | 44853 | jjdelcerro | package org.gvsig.expressionevaluator.impl.function.dataaccess; |
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| 2 | |||
| 3 | 45043 | jjdelcerro | import javax.json.JsonObject; |
| 4 | 44853 | jjdelcerro | import org.apache.commons.lang3.Range; |
| 5 | 45043 | jjdelcerro | import org.apache.commons.lang3.StringUtils; |
| 6 | import org.gvsig.expressionevaluator.I18N; |
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| 7 | 44853 | jjdelcerro | import org.gvsig.expressionevaluator.Interpreter; |
| 8 | import org.gvsig.expressionevaluator.spi.AbstractFunction; |
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| 9 | 45043 | jjdelcerro | import org.gvsig.expressionevaluator.spi.JsonUtils; |
| 10 | import org.gvsig.fmap.dal.DALLocator; |
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| 11 | import org.gvsig.fmap.dal.DataManager; |
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| 12 | 44853 | jjdelcerro | import static org.gvsig.fmap.dal.DataManager.FUNCTION_CURRENT_ROW; |
| 13 | 46087 | jjdelcerro | import org.gvsig.fmap.dal.DataStore; |
| 14 | 45043 | jjdelcerro | import org.gvsig.fmap.dal.feature.EditableFeatureType; |
| 15 | 44853 | jjdelcerro | import org.gvsig.fmap.dal.feature.Feature; |
| 16 | 45043 | jjdelcerro | import org.gvsig.fmap.dal.feature.FeatureType; |
| 17 | import org.gvsig.fmap.dal.feature.NewFeatureStoreParameters; |
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| 18 | import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
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| 19 | 44853 | jjdelcerro | |
| 20 | /**
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| 21 | *
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| 22 | 45043 | jjdelcerro | * @author gvSIG Team
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| 23 | 44853 | jjdelcerro | */
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| 24 | 45043 | jjdelcerro | @SuppressWarnings("UseSpecificCatch") |
| 25 | 44853 | jjdelcerro | public abstract class AbstractFeatureFunction extends AbstractFunction { |
| 26 | |||
| 27 | protected AbstractFeatureFunction(String group, String name, Range argc, String description, String template, String[] descriptionArgs, String returnType, boolean sqlCompatible) { |
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| 28 | super(group, name, argc, description, template, descriptionArgs, returnType, sqlCompatible);
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| 29 | } |
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| 30 | |||
| 31 | protected AbstractFeatureFunction(String group, String name, Range argc, String description, String template, String[] descriptionArgs, String returnType) { |
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| 32 | super(group, name, argc, description, template, descriptionArgs, returnType);
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| 33 | } |
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| 34 | |||
| 35 | public Feature current_row(Interpreter interpreter) {
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| 36 | try {
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| 37 | Feature f = (Feature) interpreter.call(FUNCTION_CURRENT_ROW); |
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| 38 | return f;
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| 39 | } catch (Exception ex) { |
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| 40 | return null; |
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| 41 | } |
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| 42 | } |
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| 43 | |||
| 44 | 45043 | jjdelcerro | protected NewFeatureStoreParameters getNewFeatureStoreParameters(Object[] args, int n) { |
| 45 | Object v = getObject(args, n);
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| 46 | if( v instanceof NewFeatureStoreParameters ) { |
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| 47 | return (NewFeatureStoreParameters) v;
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| 48 | } |
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| 49 | NewFeatureStoreParameters parameters; |
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| 50 | JsonObject jsonObj = getJsonObject(args, n); |
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| 51 | try {
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| 52 | String providerName = jsonObj.getString(DataStoreProviderServices.PROVIDER_PARAMTER_NAME);
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| 53 | |||
| 54 | DataManager dataManager = DALLocator.getDataManager(); |
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| 55 | parameters = (NewFeatureStoreParameters) dataManager.createNewStoreParameters(providerName); |
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| 56 | for (String paramName : jsonObj.keySet()) { |
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| 57 | if( StringUtils.equalsIgnoreCase(paramName, DataStoreProviderServices.PROVIDER_PARAMTER_NAME)) {
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| 58 | continue;
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| 59 | } |
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| 60 | parameters.setDynValue(paramName, JsonUtils.getitem(jsonObj, paramName)); |
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| 61 | } |
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| 62 | } catch (Exception ex) { |
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| 63 | String type = v.getClass().getCanonicalName();
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| 64 | throw new IllegalArgumentException( |
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| 65 | I18N.The_type_of_the_argument_XargnX_for_the_XIdentifierX_function_is_incorrect(name(), n) + " " +
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| 66 | I18N.Expected_XexpectedX_and_found_XfoundX("NewFeatureStoreParameters",type)
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| 67 | ); |
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| 68 | } |
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| 69 | return parameters;
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| 70 | } |
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| 71 | |||
| 72 | protected FeatureType getFeatureType(Object[] args, int n) { |
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| 73 | Object v = getObject(args, n);
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| 74 | if( v instanceof FeatureType ) { |
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| 75 | return (FeatureType) v;
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| 76 | } |
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| 77 | EditableFeatureType featureType; |
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| 78 | JsonObject jsonObj = getJsonObject(args, n); |
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| 79 | try {
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| 80 | DataManager dataManager = DALLocator.getDataManager(); |
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| 81 | featureType = dataManager.createFeatureType(jsonObj); |
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| 82 | } catch (Exception ex) { |
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| 83 | String type = v.getClass().getCanonicalName();
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| 84 | throw new IllegalArgumentException( |
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| 85 | I18N.The_type_of_the_argument_XargnX_for_the_XIdentifierX_function_is_incorrect(name(), n) + " " +
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| 86 | I18N.Expected_XexpectedX_and_found_XfoundX("NewFeatureStoreParameters",type)
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| 87 | ); |
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| 88 | } |
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| 89 | 46087 | jjdelcerro | return featureType;
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| 90 | 45043 | jjdelcerro | } |
| 91 | 46087 | jjdelcerro | |
| 92 | 44853 | jjdelcerro | } |