svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.db / org.gvsig.fmap.dal.db.jdbc / src / main / java / org / gvsig / fmap / dal / store / jdbc2 / spi / operations / PerformChangesOperation.java @ 44198
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| 1 | 43020 | jjdelcerro | package org.gvsig.fmap.dal.store.jdbc2.spi.operations; |
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| 2 | |||
| 3 | import java.sql.Connection; |
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| 4 | import java.sql.PreparedStatement; |
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| 5 | import java.sql.SQLException; |
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| 6 | import java.sql.Statement; |
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| 7 | 43687 | jjdelcerro | import java.util.ArrayList; |
| 8 | 43020 | jjdelcerro | import java.util.Iterator; |
| 9 | 43687 | jjdelcerro | import java.util.List; |
| 10 | import org.apache.commons.collections.CollectionUtils; |
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| 11 | 43650 | jjdelcerro | import org.apache.commons.lang3.StringUtils; |
| 12 | 44198 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionBuilder; |
| 13 | import org.gvsig.expressionevaluator.ExpressionBuilder.Variable; |
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| 14 | 43020 | jjdelcerro | import org.gvsig.fmap.dal.DataTypes; |
| 15 | import org.gvsig.fmap.dal.exception.DataException; |
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| 16 | import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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| 17 | 43479 | jjdelcerro | import org.gvsig.fmap.dal.feature.FeatureReference; |
| 18 | 43020 | jjdelcerro | import org.gvsig.fmap.dal.feature.FeatureType; |
| 19 | import org.gvsig.fmap.dal.feature.spi.FeatureProvider; |
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| 20 | import org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices; |
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| 21 | import org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider; |
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| 22 | import org.gvsig.fmap.dal.store.jdbc2.JDBCHelper; |
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| 23 | import org.gvsig.fmap.dal.store.jdbc.exception.JDBCExecuteSQLException; |
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| 24 | import org.gvsig.fmap.dal.store.jdbc.exception.JDBCSQLException; |
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| 25 | import org.gvsig.fmap.dal.store.jdbc.exception.JDBCUpdateWithoutChangesException; |
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| 26 | import org.gvsig.fmap.dal.store.jdbc2.spi.JDBCSQLBuilderBase; |
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| 27 | import org.gvsig.fmap.dal.store.jdbc2.JDBCUtils; |
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| 28 | 44058 | jjdelcerro | import org.gvsig.fmap.dal.store.jdbc2.OperationsFactory.TableReference; |
| 29 | 44198 | jjdelcerro | import static org.gvsig.fmap.dal.store.jdbc2.spi.JDBCSQLBuilderBase.PROP_FEATURE_TYPE; |
| 30 | import static org.gvsig.fmap.dal.store.jdbc2.spi.JDBCSQLBuilderBase.PROP_TABLE; |
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| 31 | 43629 | jjdelcerro | import org.gvsig.tools.dispose.Disposable; |
| 32 | import org.gvsig.tools.dispose.DisposeUtils; |
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| 33 | 43020 | jjdelcerro | |
| 34 | 43377 | jjdelcerro | public class PerformChangesOperation extends AbstractConnectionWritableOperation { |
| 35 | 43020 | jjdelcerro | |
| 36 | 44058 | jjdelcerro | protected TableReference table;
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| 37 | 43355 | jjdelcerro | protected FeatureType featureType;
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| 38 | protected Iterator<FeatureReferenceProviderServices> deleteds; |
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| 39 | protected Iterator<FeatureStoreProvider.FeatureTypeChanged> featureTypesChanged; |
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| 40 | protected Iterator<FeatureProvider> updateds; |
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| 41 | protected Iterator<FeatureProvider> inserteds; |
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| 42 | 43020 | jjdelcerro | |
| 43 | 43355 | jjdelcerro | protected boolean typeChanged = false; |
| 44 | 43020 | jjdelcerro | |
| 45 | public PerformChangesOperation(JDBCHelper helper) {
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| 46 | 44058 | jjdelcerro | this(helper, null, null, null, null, null, null); |
| 47 | 43020 | jjdelcerro | } |
| 48 | |||
| 49 | public PerformChangesOperation(JDBCHelper helper,
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| 50 | 44058 | jjdelcerro | TableReference table, |
| 51 | 43020 | jjdelcerro | FeatureType featureType, |
| 52 | Iterator<FeatureReferenceProviderServices> deleteds,
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| 53 | Iterator<FeatureProvider> inserteds,
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| 54 | Iterator<FeatureProvider> updateds,
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| 55 | Iterator<FeatureStoreProvider.FeatureTypeChanged> featureTypesChanged) {
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| 56 | super(helper);
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| 57 | this.deleteds = deleteds;
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| 58 | this.inserteds = inserteds;
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| 59 | this.updateds = updateds;
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| 60 | 44058 | jjdelcerro | this.table = table;
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| 61 | 43020 | jjdelcerro | this.featureType = featureType;
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| 62 | this.featureTypesChanged = featureTypesChanged;
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| 63 | } |
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| 64 | |||
| 65 | public boolean isTypeChanged() { |
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| 66 | return typeChanged;
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| 67 | } |
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| 68 | 43377 | jjdelcerro | |
| 69 | 43020 | jjdelcerro | @Override
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| 70 | 43629 | jjdelcerro | public Object perform(Connection conn) throws DataException { |
| 71 | 43020 | jjdelcerro | if (featureTypesChanged.hasNext()) {
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| 72 | FeatureStoreProvider.FeatureTypeChanged item = featureTypesChanged.next(); |
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| 73 | 44058 | jjdelcerro | this.performUpdateTable(conn, table, item.getSource(), item.getTarget());
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| 74 | 43020 | jjdelcerro | typeChanged = true;
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| 75 | } else {
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| 76 | typeChanged = false;
|
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| 77 | } |
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| 78 | if (deleteds.hasNext()) {
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| 79 | 44058 | jjdelcerro | performDeletes(conn, table, featureType, deleteds); |
| 80 | 43020 | jjdelcerro | } |
| 81 | if (updateds.hasNext()) {
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| 82 | 44058 | jjdelcerro | performUpdates(conn, table, featureType, updateds); |
| 83 | 43020 | jjdelcerro | } |
| 84 | if (inserteds.hasNext()) {
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| 85 | 44058 | jjdelcerro | performInserts(conn, table, featureType, inserteds); |
| 86 | 43020 | jjdelcerro | } |
| 87 | return true; |
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| 88 | } |
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| 89 | |||
| 90 | 43362 | jjdelcerro | protected JDBCSQLBuilderBase buildDeleteSQL(
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| 91 | 44058 | jjdelcerro | TableReference table, |
| 92 | 43362 | jjdelcerro | FeatureType type |
| 93 | ) {
|
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| 94 | JDBCSQLBuilderBase sqlbuilder = createSQLBuilder(); |
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| 95 | 44198 | jjdelcerro | ExpressionBuilder expbuilder = sqlbuilder.expression(); |
| 96 | |||
| 97 | 44058 | jjdelcerro | sqlbuilder.delete().table() |
| 98 | .database(this.table.getDatabase())
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| 99 | .schema(this.table.getSchema())
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| 100 | .name(this.table.getTable());
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| 101 | 43020 | jjdelcerro | for (FeatureAttributeDescriptor attr : type) {
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| 102 | if (attr.isPrimaryKey()) {
|
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| 103 | sqlbuilder.delete().where().and( |
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| 104 | 44198 | jjdelcerro | expbuilder.eq( |
| 105 | expbuilder.column(attr.getName()), |
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| 106 | expbuilder.parameter(attr.getName()).as_variable() |
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| 107 | 43020 | jjdelcerro | ) |
| 108 | ); |
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| 109 | } |
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| 110 | } |
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| 111 | if (!sqlbuilder.delete().has_where() ) {
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| 112 | throw new RuntimeException("Operation requires missing pk"); |
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| 113 | } |
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| 114 | 43362 | jjdelcerro | return sqlbuilder;
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| 115 | } |
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| 116 | 43020 | jjdelcerro | |
| 117 | 43362 | jjdelcerro | public void performDeletes(Connection conn, |
| 118 | 44058 | jjdelcerro | TableReference table, |
| 119 | 43362 | jjdelcerro | FeatureType type, |
| 120 | Iterator<FeatureReferenceProviderServices> deleteds) throws DataException { |
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| 121 | |||
| 122 | 44058 | jjdelcerro | JDBCSQLBuilderBase sqlbuilder = buildDeleteSQL(table, type); |
| 123 | 43362 | jjdelcerro | |
| 124 | 43020 | jjdelcerro | PreparedStatement st = null; |
| 125 | 43629 | jjdelcerro | Disposable paramsDisposer = null;
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| 126 | 44198 | jjdelcerro | sqlbuilder.setProperties( |
| 127 | Variable.class, |
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| 128 | PROP_TABLE, table |
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| 129 | ); |
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| 130 | 43020 | jjdelcerro | String sql = sqlbuilder.delete().toString();
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| 131 | try {
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| 132 | st = conn.prepareStatement(sql); |
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| 133 | while (deleteds.hasNext()) {
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| 134 | 43479 | jjdelcerro | FeatureReference reference = (FeatureReference) deleteds.next(); |
| 135 | 43629 | jjdelcerro | paramsDisposer = sqlbuilder.setParameters(st, reference); |
| 136 | 43020 | jjdelcerro | int nAffected = JDBCUtils.executeUpdate(st,sql);
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| 137 | if (nAffected == 0) { |
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| 138 | throw new JDBCUpdateWithoutChangesException( |
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| 139 | sqlbuilder.delete().toString(), |
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| 140 | null
|
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| 141 | ); |
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| 142 | } |
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| 143 | if (nAffected > 1) { |
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| 144 | 44058 | jjdelcerro | LOGGER.warn("Remove statement affectst to {} rows ( {} )",
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| 145 | 43020 | jjdelcerro | nAffected, sql |
| 146 | ); |
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| 147 | } |
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| 148 | } |
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| 149 | } catch (SQLException e) { |
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| 150 | throw new JDBCSQLException(e); |
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| 151 | } finally {
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| 152 | JDBCUtils.closeQuietly(st); |
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| 153 | 43629 | jjdelcerro | DisposeUtils.disposeQuietly(paramsDisposer); |
| 154 | 43020 | jjdelcerro | } |
| 155 | } |
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| 156 | 43362 | jjdelcerro | |
| 157 | protected JDBCSQLBuilderBase buildInsertSQL(
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| 158 | 44058 | jjdelcerro | TableReference table, |
| 159 | 43362 | jjdelcerro | FeatureType type |
| 160 | ) {
|
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| 161 | 43020 | jjdelcerro | JDBCSQLBuilderBase sqlbuilder = createSQLBuilder(); |
| 162 | 44198 | jjdelcerro | ExpressionBuilder expbuilder = sqlbuilder.expression(); |
| 163 | 43020 | jjdelcerro | |
| 164 | 44058 | jjdelcerro | sqlbuilder.insert().table() |
| 165 | .database(this.table.getDatabase())
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| 166 | .schema(this.table.getSchema())
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| 167 | .name(this.table.getTable());
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| 168 | 43020 | jjdelcerro | for (FeatureAttributeDescriptor attr : type) {
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| 169 | 43362 | jjdelcerro | if( attr.isAutomatic() ) {
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| 170 | continue;
|
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| 171 | } |
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| 172 | 43020 | jjdelcerro | if (attr.getType() == DataTypes.GEOMETRY) {
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| 173 | sqlbuilder.insert().column().name(attr.getName()).with_value( |
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| 174 | 44198 | jjdelcerro | expbuilder.parameter(attr.getName()).as_geometry_variable() |
| 175 | .srs( |
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| 176 | expbuilder.parameter().value( |
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| 177 | attr.getSRS()).as_constant() |
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| 178 | ) |
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| 179 | 43020 | jjdelcerro | ); |
| 180 | } else {
|
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| 181 | sqlbuilder.insert().column().name(attr.getName()).with_value( |
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| 182 | 44198 | jjdelcerro | expbuilder.parameter(attr.getName()) |
| 183 | 43020 | jjdelcerro | ); |
| 184 | } |
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| 185 | } |
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| 186 | 43362 | jjdelcerro | return sqlbuilder;
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| 187 | } |
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| 188 | 43020 | jjdelcerro | |
| 189 | 43362 | jjdelcerro | public void performInserts(Connection conn, |
| 190 | 44058 | jjdelcerro | TableReference table, |
| 191 | 43362 | jjdelcerro | FeatureType type, |
| 192 | Iterator<FeatureProvider> inserteds) throws DataException { |
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| 193 | 44058 | jjdelcerro | JDBCSQLBuilderBase sqlbuilder = buildInsertSQL(table, type); |
| 194 | 43362 | jjdelcerro | |
| 195 | 43020 | jjdelcerro | PreparedStatement st;
|
| 196 | 43650 | jjdelcerro | Disposable paramsDisposer; |
| 197 | 44198 | jjdelcerro | sqlbuilder.setProperties( |
| 198 | Variable.class, |
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| 199 | PROP_FEATURE_TYPE, type, |
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| 200 | PROP_TABLE, table |
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| 201 | ); |
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| 202 | 43020 | jjdelcerro | String sql = sqlbuilder.insert().toString();
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| 203 | try {
|
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| 204 | st = conn.prepareStatement(sql); |
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| 205 | while (inserteds.hasNext()) {
|
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| 206 | FeatureProvider feature = inserteds.next(); |
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| 207 | 43629 | jjdelcerro | paramsDisposer = sqlbuilder.setParameters(st, feature); |
| 208 | try {
|
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| 209 | if (JDBCUtils.executeUpdate(st,sql) == 0) { |
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| 210 | throw new JDBCExecuteSQLException( |
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| 211 | sqlbuilder.insert().toString(), |
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| 212 | null
|
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| 213 | ); |
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| 214 | } |
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| 215 | } finally {
|
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| 216 | DisposeUtils.disposeQuietly(paramsDisposer); |
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| 217 | 43020 | jjdelcerro | } |
| 218 | } |
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| 219 | } catch (JDBCExecuteSQLException ex) {
|
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| 220 | throw ex;
|
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| 221 | } catch (Exception ex) { |
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| 222 | throw new JDBCExecuteSQLException(sql,ex); |
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| 223 | } |
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| 224 | } |
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| 225 | |||
| 226 | 43362 | jjdelcerro | protected JDBCSQLBuilderBase buildUpdateSQL(
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| 227 | 44058 | jjdelcerro | TableReference table, |
| 228 | 43362 | jjdelcerro | FeatureType type |
| 229 | ) {
|
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| 230 | JDBCSQLBuilderBase sqlbuilder = createSQLBuilder(); |
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| 231 | 44198 | jjdelcerro | ExpressionBuilder expbuilder = sqlbuilder.expression(); |
| 232 | 43020 | jjdelcerro | |
| 233 | 44058 | jjdelcerro | sqlbuilder.update().table() |
| 234 | .database(this.table.getDatabase())
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| 235 | .schema(this.table.getSchema())
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| 236 | .name(this.table.getTable());
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| 237 | 43020 | jjdelcerro | for (FeatureAttributeDescriptor attr : type) {
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| 238 | if (attr.isPrimaryKey()) {
|
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| 239 | sqlbuilder.update().where().and( |
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| 240 | 44198 | jjdelcerro | expbuilder.eq( |
| 241 | expbuilder.column(attr.getName()), |
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| 242 | expbuilder.parameter(attr.getName()).as_variable() |
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| 243 | 43020 | jjdelcerro | ) |
| 244 | ); |
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| 245 | } if ( ! attr.isAutomatic() && !attr.isReadOnly() ) {
|
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| 246 | if (attr.getType() == DataTypes.GEOMETRY) {
|
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| 247 | sqlbuilder.update().column().name(attr.getName()).with_value( |
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| 248 | 44198 | jjdelcerro | expbuilder.parameter(attr.getName()).as_geometry_variable().srs( |
| 249 | expbuilder.parameter().value(attr.getSRS()).as_constant() |
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| 250 | 43020 | jjdelcerro | ) |
| 251 | ); |
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| 252 | } else {
|
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| 253 | sqlbuilder.update().column().name(attr.getName()).with_value( |
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| 254 | 44198 | jjdelcerro | expbuilder.parameter(attr.getName()).as_variable() |
| 255 | 43020 | jjdelcerro | ); |
| 256 | } |
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| 257 | } |
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| 258 | } |
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| 259 | if (!sqlbuilder.update().has_where() ) {
|
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| 260 | throw new RuntimeException("Operation requires missing pk"); |
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| 261 | } |
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| 262 | 43362 | jjdelcerro | return sqlbuilder;
|
| 263 | } |
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| 264 | |||
| 265 | public void performUpdates(Connection conn, |
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| 266 | 44058 | jjdelcerro | TableReference table, |
| 267 | 43362 | jjdelcerro | FeatureType type, |
| 268 | Iterator<FeatureProvider> updateds) throws DataException { |
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| 269 | 43020 | jjdelcerro | |
| 270 | 44058 | jjdelcerro | JDBCSQLBuilderBase sqlbuilder = buildUpdateSQL(table, type); |
| 271 | 43362 | jjdelcerro | |
| 272 | 43020 | jjdelcerro | PreparedStatement st = null; |
| 273 | 43629 | jjdelcerro | Disposable paramsDisposer = null;
|
| 274 | 44198 | jjdelcerro | sqlbuilder.setProperties( |
| 275 | Variable.class, |
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| 276 | PROP_FEATURE_TYPE, type, |
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| 277 | PROP_TABLE, table |
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| 278 | ); |
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| 279 | 43020 | jjdelcerro | String sql = sqlbuilder.update().toString();
|
| 280 | try {
|
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| 281 | st = conn.prepareStatement(sql); |
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| 282 | while (updateds.hasNext()) {
|
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| 283 | FeatureProvider featureProvider = (FeatureProvider) updateds.next(); |
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| 284 | 43629 | jjdelcerro | paramsDisposer = sqlbuilder.setParameters(st, featureProvider); |
| 285 | 43020 | jjdelcerro | if (JDBCUtils.executeUpdate(st,sql) == 0) { |
| 286 | throw new JDBCUpdateWithoutChangesException(sql,null); |
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| 287 | } |
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| 288 | } |
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| 289 | } catch (SQLException e) { |
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| 290 | throw new JDBCSQLException(e); |
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| 291 | } finally {
|
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| 292 | JDBCUtils.closeQuietly(st); |
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| 293 | 43629 | jjdelcerro | DisposeUtils.disposeQuietly(paramsDisposer); |
| 294 | 43020 | jjdelcerro | } |
| 295 | } |
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| 296 | |||
| 297 | 43687 | jjdelcerro | protected List<String> buildUpdateTableSQL( |
| 298 | 44058 | jjdelcerro | TableReference table, |
| 299 | 43020 | jjdelcerro | FeatureType original, |
| 300 | 43362 | jjdelcerro | FeatureType target |
| 301 | ) {
|
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| 302 | JDBCSQLBuilderBase sqlbuilder = createSQLBuilder(); |
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| 303 | 44058 | jjdelcerro | sqlbuilder.alter_table().table() |
| 304 | .database(this.table.getDatabase())
|
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| 305 | .schema(this.table.getSchema())
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| 306 | .name(this.table.getTable());
|
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| 307 | 43020 | jjdelcerro | |
| 308 | for (FeatureAttributeDescriptor attrOrgiginal : original) {
|
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| 309 | FeatureAttributeDescriptor attrTarget = target.getAttributeDescriptor( |
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| 310 | attrOrgiginal.getName() |
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| 311 | ); |
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| 312 | if (attrTarget == null) { |
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| 313 | 44190 | jjdelcerro | if( attrOrgiginal.isComputed() ) {
|
| 314 | continue;
|
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| 315 | } |
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| 316 | 43020 | jjdelcerro | sqlbuilder.alter_table().drop_column(attrOrgiginal.getName()); |
| 317 | 43650 | jjdelcerro | } else if( !this.areEquals(attrOrgiginal, attrTarget) ) { |
| 318 | 44190 | jjdelcerro | if( attrTarget.isComputed() ) {
|
| 319 | continue;
|
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| 320 | } |
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| 321 | 43650 | jjdelcerro | if( attrTarget.getType()==DataTypes.GEOMETRY ) {
|
| 322 | sqlbuilder.alter_table().alter_geometry_column( |
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| 323 | attrTarget.getName(), |
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| 324 | attrTarget.getGeomType().getType(), |
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| 325 | attrTarget.getGeomType().getSubType(), |
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| 326 | attrTarget.getSRS(), |
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| 327 | attrTarget.isIndexed(), |
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| 328 | attrTarget.allowNull() |
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| 329 | ); |
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| 330 | } else {
|
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| 331 | sqlbuilder.alter_table().alter_column( |
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| 332 | attrTarget.getName(), |
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| 333 | attrTarget.getType(), |
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| 334 | attrTarget.getPrecision(), |
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| 335 | attrTarget.getSize(), |
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| 336 | attrTarget.isPrimaryKey(), |
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| 337 | attrTarget.isIndexed(), |
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| 338 | attrTarget.allowNull(), |
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| 339 | attrTarget.isAutomatic(), |
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| 340 | attrTarget.getDefaultValue() |
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| 341 | ); |
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| 342 | } |
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| 343 | 43020 | jjdelcerro | } |
| 344 | } |
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| 345 | for (FeatureAttributeDescriptor attrTarget : target) {
|
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| 346 | 44190 | jjdelcerro | if( attrTarget.isComputed() ) {
|
| 347 | continue;
|
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| 348 | } |
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| 349 | 43020 | jjdelcerro | if (original.getAttributeDescriptor(attrTarget.getName()) == null) { |
| 350 | 43650 | jjdelcerro | if( attrTarget.getType()==DataTypes.GEOMETRY ) {
|
| 351 | sqlbuilder.alter_table().add_geometry_column( |
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| 352 | attrTarget.getName(), |
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| 353 | attrTarget.getGeomType().getType(), |
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| 354 | attrTarget.getGeomType().getSubType(), |
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| 355 | attrTarget.getSRS(), |
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| 356 | attrTarget.isIndexed(), |
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| 357 | attrTarget.allowNull() |
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| 358 | ); |
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| 359 | } else {
|
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| 360 | sqlbuilder.alter_table().add_column( |
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| 361 | attrTarget.getName(), |
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| 362 | attrTarget.getType(), |
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| 363 | attrTarget.getPrecision(), |
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| 364 | attrTarget.getSize(), |
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| 365 | attrTarget.isPrimaryKey(), |
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| 366 | attrTarget.isIndexed(), |
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| 367 | attrTarget.allowNull(), |
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| 368 | attrTarget.isAutomatic(), |
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| 369 | attrTarget.getDefaultValue() |
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| 370 | ); |
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| 371 | } |
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| 372 | 43020 | jjdelcerro | } |
| 373 | } |
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| 374 | 44198 | jjdelcerro | sqlbuilder.setProperties( |
| 375 | Variable.class, |
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| 376 | PROP_TABLE, table |
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| 377 | ); |
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| 378 | 43687 | jjdelcerro | return sqlbuilder.alter_table().toStrings();
|
| 379 | 43362 | jjdelcerro | } |
| 380 | 43650 | jjdelcerro | |
| 381 | protected boolean areEquals(FeatureAttributeDescriptor attr1, FeatureAttributeDescriptor attr2) { |
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| 382 | // No interesa si son o no iguales en general, solo si son iguales en lo
|
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| 383 | // que a los atributos usados para crear la columna de la tabla se refiere.
|
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| 384 | if( !StringUtils.equals(attr1.getName(), attr2.getName()) ) {
|
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| 385 | return false; |
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| 386 | } |
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| 387 | if( attr1.getType() != attr2.getType() ) {
|
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| 388 | return false; |
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| 389 | } |
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| 390 | if( attr1.getPrecision() != attr2.getPrecision() ) {
|
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| 391 | return false; |
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| 392 | } |
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| 393 | if( attr1.getSize() != attr2.getSize() ) {
|
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| 394 | return false; |
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| 395 | } |
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| 396 | if( attr1.isPrimaryKey() != attr2.isPrimaryKey() ) {
|
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| 397 | return false; |
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| 398 | } |
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| 399 | 43687 | jjdelcerro | // if( attr1.isIndexed() != attr2.isIndexed() ) {
|
| 400 | // return false;
|
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| 401 | // }
|
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| 402 | 43650 | jjdelcerro | if( attr1.allowNull() != attr2.allowNull() ) {
|
| 403 | return false; |
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| 404 | } |
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| 405 | if( attr1.isAutomatic() != attr2.isAutomatic() ) {
|
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| 406 | return false; |
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| 407 | } |
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| 408 | if( attr1.getDefaultValue() != attr2.getDefaultValue() ) {
|
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| 409 | if( attr1.getDefaultValue()==null || attr2.getDefaultValue()==null) { |
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| 410 | return false; |
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| 411 | } |
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| 412 | if( !attr1.getDefaultValue().equals(attr2.getDefaultValue()) ) {
|
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| 413 | return false; |
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| 414 | } |
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| 415 | } |
||
| 416 | return true; |
||
| 417 | } |
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| 418 | 43362 | jjdelcerro | |
| 419 | 43687 | jjdelcerro | protected List<String> buildCreateIndexSQL( |
| 420 | 44058 | jjdelcerro | TableReference table, |
| 421 | 43687 | jjdelcerro | FeatureType original, |
| 422 | FeatureType target |
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| 423 | ) {
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| 424 | ArrayList<String> sqls = new ArrayList<>(); |
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| 425 | |||
| 426 | for (FeatureAttributeDescriptor attrTarget : target) {
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| 427 | boolean createIndex = false; |
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| 428 | if( attrTarget.isIndexed() ) {
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| 429 | FeatureAttributeDescriptor attrOriginal = original.getAttributeDescriptor(attrTarget.getName()); |
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| 430 | if ( attrOriginal == null) { |
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| 431 | createIndex = true;
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| 432 | } else {
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| 433 | if( attrOriginal.isIndexed() ) {
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| 434 | createIndex = false;
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| 435 | } else {
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| 436 | createIndex = true;
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| 437 | } |
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| 438 | } |
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| 439 | } |
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| 440 | if( createIndex ) {
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| 441 | JDBCSQLBuilderBase sqlbuilder = createSQLBuilder(); |
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| 442 | if( attrTarget.getType()==DataTypes.GEOMETRY ) {
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| 443 | sqlbuilder.create_index().spatial(); |
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| 444 | } |
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| 445 | sqlbuilder.create_index().if_not_exist(); |
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| 446 | sqlbuilder.create_index().name("idx_" + table + "_" + attrTarget.getName()); |
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| 447 | sqlbuilder.create_index().column(attrTarget.getName()); |
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| 448 | 44058 | jjdelcerro | sqlbuilder.create_index().table() |
| 449 | .database(this.table.getDatabase())
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| 450 | .schema(this.table.getSchema())
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| 451 | .name(this.table.getTable());
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| 452 | 44198 | jjdelcerro | sqlbuilder.setProperties( |
| 453 | Variable.class, |
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| 454 | PROP_TABLE, table |
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| 455 | ); |
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| 456 | 43687 | jjdelcerro | sqls.addAll(sqlbuilder.create_index().toStrings()); |
| 457 | } |
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| 458 | } |
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| 459 | return sqls;
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| 460 | } |
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| 461 | |||
| 462 | 43362 | jjdelcerro | public void performUpdateTable(Connection conn, |
| 463 | 44058 | jjdelcerro | TableReference table, |
| 464 | 43362 | jjdelcerro | FeatureType original, |
| 465 | FeatureType target) throws DataException {
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| 466 | 43687 | jjdelcerro | |
| 467 | ArrayList<String> sqls = new ArrayList<>(); |
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| 468 | |||
| 469 | 44058 | jjdelcerro | sqls.addAll(buildUpdateTableSQL(table, original, target)); |
| 470 | sqls.addAll(buildCreateIndexSQL(table, original, target)); |
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| 471 | 43687 | jjdelcerro | |
| 472 | if( !CollectionUtils.isEmpty(sqls) ) {
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| 473 | Statement st = null; |
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| 474 | try {
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| 475 | st = conn.createStatement(); |
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| 476 | for (String sql : sqls) { |
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| 477 | 44190 | jjdelcerro | if( !StringUtils.isBlank(sql) ) {
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| 478 | JDBCUtils.execute(st, sql); |
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| 479 | } |
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| 480 | 43687 | jjdelcerro | } |
| 481 | } catch (SQLException e) { |
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| 482 | throw new JDBCSQLException(e); |
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| 483 | } finally {
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| 484 | JDBCUtils.closeQuietly(st); |
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| 485 | 43020 | jjdelcerro | } |
| 486 | } |
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| 487 | } |
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| 488 | } |