svn-gvsig-desktop / branches / v2_0_0_prep / extensions / org.gvsig.oracle / src / org / gvsig / fmap / dal / store / oracle / OracleServerExplorer.java @ 29932
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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/*
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* AUTHORS (In addition to CIT):
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* 2009 IVER T.I {{Task}}
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*/
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/**
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*
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*/
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package org.gvsig.fmap.dal.store.oracle; |
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import java.awt.geom.Rectangle2D; |
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import java.sql.Connection; |
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import java.sql.ResultSet; |
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import java.sql.SQLException; |
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import java.sql.Statement; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.List; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.NewDataStoreParameters; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.exception.InitializeException; |
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import org.gvsig.fmap.dal.exception.ProviderNotRegisteredException; |
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import org.gvsig.fmap.dal.exception.ReadException; |
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import org.gvsig.fmap.dal.exception.RemoveException; |
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import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.dal.feature.NewFeatureStoreParameters; |
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import org.gvsig.fmap.dal.spi.DataServerExplorerProviderServices; |
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import org.gvsig.fmap.dal.store.jdbc.ConnectionAction; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCHelper; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCServerExplorer; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCStoreParameters; |
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import org.gvsig.fmap.dal.store.jdbc.TransactionalAction; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCExecuteSQLException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCSQLException; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* ORACLE SERVER EXPLORER
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*
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* @author vsanjaime
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*
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*/
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public class OracleServerExplorer extends JDBCServerExplorer { |
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final static private Logger logger = LoggerFactory |
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.getLogger(OracleServerExplorer.class); |
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public static final String NAME = "OracleServerExplorer"; |
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/**
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* Constructor
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*
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* @param parameters
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* @param services
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* @throws InitializeException
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*/
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public OracleServerExplorer(OracleServerExplorerParameters parameters,
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DataServerExplorerProviderServices services) |
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throws InitializeException {
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super(parameters, services);
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} |
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/**
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* get explorer name
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*/
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public String getName() { |
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return NAME;
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} |
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/**
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* can add
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*/
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public boolean canAdd() { |
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return true; |
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} |
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/**
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* remove
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*/
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public void remove(DataStoreParameters dsp) throws RemoveException { |
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final OracleStoreParameters oraParams = (OracleStoreParameters) dsp;
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TransactionalAction action = new TransactionalAction() {
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public boolean continueTransactionAllowed() { |
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return false; |
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} |
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public Object action(Connection conn) throws DataException { |
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Statement st;
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try {
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st = conn.createStatement(); |
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} catch (SQLException e) { |
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throw new JDBCSQLException(e); |
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} |
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// SQL REMOVE TABLE
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String sqlDropTable = "DROP TABLE " + oraParams.tableID() |
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+ " CASCADE CONSTRAINTS";
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// SQL DELETE METADATA
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String tname = oraParams.tableID();
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String sqlDeleteMetadata = ""; |
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int ind = tname.lastIndexOf("."); |
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if (ind != -1) { |
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String schema = tname.substring(0, ind); |
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tname = tname.substring(ind + 1, tname.length());
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sqlDeleteMetadata = "DELETE FROM "
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+ OracleValues.USER_ORACLE_GEOMETADATA_VIEW |
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+ " WHERE TABLE_NAME = '" + tname + "'"; |
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} else {
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sqlDeleteMetadata = "DELETE FROM "
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+ OracleValues.USER_ORACLE_GEOMETADATA_VIEW |
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+ " WHERE TABLE_NAME = '" + tname + "'"; |
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} |
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try {
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// DROP TABLE
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try {
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st.execute(sqlDropTable); |
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} catch (SQLException e) { |
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throw new JDBCExecuteSQLException(sqlDropTable, e); |
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} |
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// DELETE METADATA
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try {
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st.execute(sqlDeleteMetadata); |
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} catch (SQLException e) { |
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throw new JDBCExecuteSQLException(sqlDeleteMetadata, e); |
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} |
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} finally {
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try {
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st.close(); |
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} catch (SQLException e) { |
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} |
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; |
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} |
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return null; |
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} |
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}; |
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try {
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this.helper.doConnectionAction(action);
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} catch (Exception e) { |
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throw new RemoveException(this.getName(), e); |
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} |
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} |
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/**
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* get parameters
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*/
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public NewDataStoreParameters getAddParameters() throws DataException { |
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OracleServerExplorerParameters parameters = getOracleSpatialParameters(); |
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OracleNewStoreParameters params = new OracleNewStoreParameters();
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params.setHost(parameters.getHost()); |
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params.setPort(parameters.getPort()); |
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params.setDBName(parameters.getDBName()); |
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params.setUser(parameters.getUser()); |
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params.setPassword(parameters.getPassword()); |
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params.setCatalog(parameters.getCatalog()); |
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params.setSchema(parameters.getSchema()); |
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params.setJDBCDriverClassName(parameters.getJDBCDriverClassName()); |
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params.setUrl(parameters.getUrl()); |
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params.setUseSSL(parameters.getUseSSL()); |
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params.setOraDriverType(parameters.getOraDriverType()); |
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params.setDefaultFeatureType(this.getServerExplorerProviderServices()
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.createNewFeatureType()); |
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return params;
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} |
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/**
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* Geometry support
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*/
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public boolean hasGeometrySupport() { |
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return true; |
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} |
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/**
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* Get list of table availables in Oracle schema registered in geometry
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* metadata view
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*/
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public List<JDBCStoreParameters> list(final int mode, |
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final boolean showInformationDBTables) throws DataException { |
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final JDBCStoreParameters orgParams = createStoreParams();
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ConnectionAction action = new ConnectionAction() {
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public Object action(Connection conn) throws DataException { |
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ResultSet rs = null; |
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Statement st = null; |
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List<String> sqls = getSQLForList(mode, showInformationDBTables); |
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try {
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JDBCStoreParameters params = null;
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List<JDBCStoreParameters> paramList = new ArrayList<JDBCStoreParameters>(); |
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conn = helper.getConnection(); |
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st = conn.createStatement(); |
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String sql;
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Iterator<String> sqlIter = sqls.iterator(); |
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while (sqlIter.hasNext()) {
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sql = sqlIter.next(); |
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rs = st.executeQuery(sql); |
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while (rs.next()) {
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params = (JDBCStoreParameters) orgParams.getCopy(); |
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params.setTable(rs.getString(1));
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paramList.add(params); |
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} |
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} |
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return paramList;
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} catch (SQLException e) { |
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throw new JDBCSQLException(e); |
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} finally {
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try {
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rs.close(); |
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} catch (Exception e) { |
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} |
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; |
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try {
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st.close(); |
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} catch (Exception e) { |
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} |
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; |
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} |
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} |
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}; |
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try {
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return (List) helper.doConnectionAction(action); |
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} catch (Exception e) { |
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throw new ReadException(this.getName(), e); |
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} |
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} |
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/**
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* create new table
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*
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* @params ndsp
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* @params overwrite
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* @return
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*/
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public boolean add(NewDataStoreParameters ndsp, boolean overwrite) |
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throws DataException {
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if (!(ndsp instanceof NewFeatureStoreParameters)) { |
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throw new IllegalArgumentException(); |
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} |
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this.checkIsMine(ndsp);
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NewFeatureStoreParameters nfdsp = (NewFeatureStoreParameters) ndsp; |
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// SQL CREATE NEW TABLE
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StringBuilder sqlnewtable = new StringBuilder(); |
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if (!nfdsp.isValid()) {
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throw new InitializeException(this.getName(), new Exception( |
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"Parameters not valid"));
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} |
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try {
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nfdsp.validate(); |
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} catch (ValidateDataParametersException e1) {
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throw new InitializeException(this.getName(), e1); |
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} |
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FeatureType fType = nfdsp.getDefaultFeatureType(); |
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sqlnewtable.append("CREATE TABLE " + ((JDBCStoreParameters) ndsp).tableID()
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+ "(");
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Iterator<FeatureAttributeDescriptor> attrs = fType.iterator();
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String sqlAttr;
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List<String> sqlAttrs = new ArrayList<String>(); |
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while (attrs.hasNext()) {
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sqlAttr = helper |
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.getSqlFieldDescription((FeatureAttributeDescriptor) attrs |
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.next()); |
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if (sqlAttr != null) { |
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sqlAttrs.add(sqlAttr); |
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} |
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} |
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helper.stringJoin(sqlAttrs, ", ", sqlnewtable);
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String pk = "CONSTRAINT " |
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+ OracleUtils.getDerivedName( |
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((JDBCStoreParameters) ndsp).tableID(), "PK")
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+ " PRIMARY KEY (\""
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+ OracleValues.DEFAULT_ID_FIELD_CASE_SENSITIVE + "\") ENABLE";
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sqlnewtable.append(", ");
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sqlnewtable.append(pk); |
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sqlnewtable.append("); ");
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final String sqlCreateNew = sqlnewtable.toString(); |
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// SQL CREATE SPATIAL INDEX
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final String sqlindex = "CREATE INDEX " |
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+ OracleUtils.getDerivedName(((JDBCStoreParameters) ndsp).tableID(), "SX") + " ON " |
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+ ((JDBCStoreParameters) ndsp).tableID() + " (\"" + OracleValues.DEFAULT_GEO_FIELD
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+ "\") INDEXTYPE IS \"MDSYS\".\"SPATIAL_INDEX\" ";
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// SQL CREATE TABLE METADATA
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Rectangle2D bbox = new Rectangle2D.Double(0,0,1,1); |
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final String sqlmeta = ((OracleHelper) helper) |
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.getSqlUpdateMetadata((OracleStoreParameters)ndsp, null, bbox, 2, true); |
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TransactionalAction action = new TransactionalAction() {
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public boolean continueTransactionAllowed() { |
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return false; |
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} |
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public Object action(Connection conn) throws DataException { |
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Statement st = null; |
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try {
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st = conn.createStatement(); |
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} catch (SQLException e1) { |
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throw new JDBCSQLException(e1); |
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} |
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String sqlnew = null; |
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String sqlspatialindex = null; |
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String sqlmetadata = null; |
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// new table
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try {
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sqlnew = sqlCreateNew; |
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st.execute(sqlnew); |
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} catch (SQLException e) { |
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throw new JDBCExecuteSQLException(sqlnew, e); |
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} |
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//new spatial index
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try {
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sqlspatialindex = sqlindex; |
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st.execute(sqlspatialindex); |
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} catch (SQLException e) { |
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throw new JDBCExecuteSQLException(sqlspatialindex, e); |
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} |
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//new metadata
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try {
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sqlmetadata = sqlmeta; |
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st.execute(sqlmetadata); |
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} catch (SQLException e) { |
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throw new JDBCExecuteSQLException(sqlspatialindex, e); |
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} finally {
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try {
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st.close(); |
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} catch (SQLException e) { |
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logger.error("Exception clossing statement", e);
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} |
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; |
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} |
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return Boolean.TRUE; |
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} |
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}; |
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Boolean result = Boolean.FALSE; |
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try {
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result = (Boolean) helper.doConnectionAction(action);
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} catch (Exception e) { |
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throw new RuntimeException(e); |
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} |
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return result.booleanValue();
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} |
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/**
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* create helper
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*/
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protected JDBCHelper createHelper() throws InitializeException { |
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return new OracleHelper(this, getOracleSpatialParameters()); |
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} |
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/**
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* Get store name
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*
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* @return
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*/
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protected String getStoreName() { |
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return OracleStoreProvider.NAME;
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} |
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/**
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* get Oracle helper
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*
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* @return
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*/
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protected OracleHelper getOracleHelper() {
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return (OracleHelper) getHelper();
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} |
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/**
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* Get list sql sentences for list available tables
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*
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* @param mode
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* @param showInformationDBtables
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* @return
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*/
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protected List<String> getSQLForList(int mode, |
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boolean showInformationDBTables) {
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List<String> list = new ArrayList<String>(1); |
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list.add("SELECT TABLE_NAME FROM USER_SDO_GEOM_METADATA");
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return list;
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} |
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/**
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* check oracle data store parameters, validate SSL and type driver (THIN or
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* OCI)
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*
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* @param dsp
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*/
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protected void checkIsMine(DataStoreParameters dsp) { |
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if (!(dsp instanceof OracleStoreParameters)) { |
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throw new IllegalArgumentException( |
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"not instance of OracleSpatialStoreParameters");
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} |
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super.checkIsMine(dsp);
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OracleStoreParameters orap = (OracleStoreParameters) dsp; |
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if (orap.getUseSSL().booleanValue() != getOracleSpatialParameters()
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.getUseSSL()) {
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throw new IllegalArgumentException("worng explorer: SSL"); |
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} |
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if (orap.getOraDriverType().compareToIgnoreCase(
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getOracleSpatialParameters().getOraDriverType()) != 0) {
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throw new IllegalArgumentException( |
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"worng explorer: Oracle type driver: THIN or OCI");
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} |
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} |
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/**
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* Create store parameters
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*/
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protected JDBCStoreParameters createStoreParams()
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throws InitializeException, ProviderNotRegisteredException {
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OracleStoreParameters params = (OracleStoreParameters) super
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.createStoreParams(); |
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// add SSL and type driver (THIN or OCI)
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params.setUseSSL(getOracleSpatialParameters().getUseSSL()); |
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params |
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.setOraDriverType(getOracleSpatialParameters() |
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.getOraDriverType()); |
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return params;
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} |
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/**
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* Get Oracle server explorer parameters
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*
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* @return
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*/
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private OracleServerExplorerParameters getOracleSpatialParameters() {
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return (OracleServerExplorerParameters) getParameters();
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} |
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} |