svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.h2spatial / org.gvsig.h2spatial.h2gis132 / org.gvsig.h2spatial.h2gis132.provider / src / main / java / org / gvsig / fmap / dal / store / h2 / H2SpatialHelper.java @ 45901
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2020 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 3
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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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package org.gvsig.fmap.dal.store.h2; |
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import java.io.File; |
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import java.sql.Connection; |
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import java.sql.DriverManager; |
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import java.sql.SQLException; |
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import org.apache.commons.dbcp.BasicDataSource; |
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import org.apache.commons.lang3.StringUtils; |
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import org.gvsig.expressionevaluator.GeometryExpressionBuilderHelper.GeometrySupportType; |
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import static org.gvsig.fmap.dal.DatabaseWorkspaceManager.FIELD_CONFIGURATION_NAME; |
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import static org.gvsig.fmap.dal.DatabaseWorkspaceManager.FIELD_CONFIGURATION_VALUE; |
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import static org.gvsig.fmap.dal.DatabaseWorkspaceManager.FIELD_RESOURCES_NAME; |
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import static org.gvsig.fmap.dal.DatabaseWorkspaceManager.FIELD_RESOURCES_RESOURCE; |
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import static org.gvsig.fmap.dal.DatabaseWorkspaceManager.TABLE_CONFIGURATION_NAME; |
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import static org.gvsig.fmap.dal.DatabaseWorkspaceManager.TABLE_RESOURCES_NAME; |
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import org.gvsig.fmap.dal.exception.InitializeException; |
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import org.gvsig.fmap.dal.resource.exception.AccessResourceException; |
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import org.gvsig.fmap.dal.spi.DataServerExplorerProviderServices; |
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import static org.gvsig.fmap.dal.store.h2.H2SpatialHelper.LOGGER; |
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import org.gvsig.fmap.dal.store.h2.operations.H2SpatialOperationsFactory; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCConnectionParameters; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCNewStoreParameters; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCServerExplorerParameters; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCStoreParameters; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCDriverClassNotFoundException; |
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import org.gvsig.fmap.dal.store.jdbc2.JDBCServerExplorer; |
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import org.gvsig.fmap.dal.store.jdbc2.JDBCUtils; |
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import org.gvsig.fmap.dal.store.jdbc2.OperationsFactory; |
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import org.gvsig.fmap.dal.store.jdbc2.spi.ConnectionProvider; |
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import org.gvsig.fmap.dal.store.jdbc2.spi.JDBCHelperBase; |
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import org.gvsig.fmap.dal.store.jdbc2.spi.JDBCSQLBuilderBase; |
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import org.gvsig.fmap.dal.store.jdbc2.spi.SRSSolverBase; |
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import org.gvsig.fmap.dal.store.jdbc2.spi.SRSSolverDumb; |
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import org.h2.tools.Server; |
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import org.h2gis.functions.factory.H2GISFunctions; |
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import org.h2gis.functions.system.H2GISversion; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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@SuppressWarnings("UseSpecificCatch") |
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public class H2SpatialHelper extends JDBCHelperBase { |
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static final Logger LOGGER = LoggerFactory.getLogger(H2SpatialHelper.class); |
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public static final String H2SPATIAL_JDBC_DRIVER = "org.h2.Driver"; |
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public static class ConnectionProviderImpl implements ConnectionProvider { |
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private static boolean needRegisterDriver = true; |
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private BasicDataSource dataSource = null; |
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private H2SpatialConnectionParameters connectionParameters;
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public ConnectionProviderImpl(H2SpatialConnectionParameters connectionParameters) {
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this.connectionParameters = connectionParameters;
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} |
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@Override
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public String getStatus() { |
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if(dataSource == null) { |
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return "Not using pool."; |
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} |
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StringBuilder builder = new StringBuilder(); |
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builder.append("Pool: ");
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builder.append(JDBCUtils.getHexId(dataSource)); |
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builder.append(" Actives: ");
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builder.append(dataSource.getNumActive()); |
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builder.append("/");
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builder.append(dataSource.getMaxActive()); |
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builder.append(" idle: ");
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builder.append(dataSource.getNumIdle()); |
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builder.append("/");
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builder.append(dataSource.getMinIdle()); |
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builder.append(":");
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builder.append(dataSource.getMaxIdle()); |
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return builder.toString();
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} |
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@SuppressWarnings("ConvertToTryWithResources") |
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public void shutdown() { |
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LOGGER.info("Shutdown H2 connection.");
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try {
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Connection conn = this.getConnection(); |
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conn.createStatement().execute("SHUTDOWN");
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conn.close(); |
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} catch (Throwable th) { |
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LOGGER.warn("Problems shutdown the database.", th);
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} |
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closeDataSource(); |
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} |
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@Override
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public String toString() { |
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StringBuilder builder = new StringBuilder(); |
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builder.append(" url=").append(connectionParameters.getUrl());
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builder.append(" driver name=").append(connectionParameters.getJDBCDriverClassName());
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builder.append(" user=").append(connectionParameters.getUser());
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return builder.toString();
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} |
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@Override
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public synchronized Connection getConnection() throws SQLException { |
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File f = H2SpatialUtils.getLocalFile(connectionParameters);
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boolean newdb = !f.exists();
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Connection conn;
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try {
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conn = DriverManager.getConnection(
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connectionParameters.getUrl(), |
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connectionParameters.getUser(), |
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connectionParameters.getPassword() |
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); |
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} catch(Throwable th) { |
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throw th;
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} |
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H2SpatialUtils.server_start( |
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this.connectionParameters.getServerPortAsString(),
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this.connectionParameters.getServerAllowOthers()
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); |
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// if (this.dataSource == null) {
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// this.dataSource = this.createDataSource();
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// }
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//
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// try {
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// conn = this.dataSource.getConnection();
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// } catch(Throwable th) {
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// LOGGER.warn("Can't create connection to '"+this.dataSource.getUrl()+"'. "+this.getStatus());
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// LOGGER.warn("Can't create connection to '"+this.dataSource.getUrl()+"'.",th);
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// throw th;
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// }
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try {
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conn.createStatement().execute("SELECT TOP 1 SRID FROM SPATIAL_REF_SYS");
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} catch(SQLException ex) { |
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H2GISFunctions.load(conn); |
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} |
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try {
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conn.createStatement().execute("CREATE SCHEMA IF NOT EXISTS PUBLIC;SET SCHEMA PUBLIC");
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} catch(SQLException ex) { |
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LOGGER.trace("Can't create schema public.",ex);
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// Ignore this error.
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} |
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if( newdb ) {
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String[] sqls = new String[] { |
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"CREATE CACHED TABLE PUBLIC.\""+TABLE_RESOURCES_NAME+"\"(\""+FIELD_RESOURCES_NAME+"\" VARCHAR(150) NOT NULL, \""+FIELD_RESOURCES_RESOURCE+"\" BLOB DEFAULT NULL)", |
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"ALTER TABLE PUBLIC.\""+TABLE_RESOURCES_NAME+"\" ADD CONSTRAINT PUBLIC.CONSTRAINT_E PRIMARY KEY(\""+FIELD_RESOURCES_NAME+"\")", |
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"CREATE CACHED TABLE PUBLIC.\""+TABLE_CONFIGURATION_NAME+"\"(\""+FIELD_CONFIGURATION_NAME+"\" VARCHAR(200) NOT NULL, \""+FIELD_CONFIGURATION_VALUE+"\" CLOB DEFAULT NULL)", |
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"ALTER TABLE PUBLIC.\""+TABLE_CONFIGURATION_NAME+"\" ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(\""+FIELD_CONFIGURATION_NAME+"\")" |
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}; |
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for (String sql : sqls) { |
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try {
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conn.createStatement().execute(sql); |
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} catch(SQLException ex) { |
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LOGGER.debug("Can't configure gvsig tables.",ex);
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LOGGER.warn("Can't configure gvsig tables. "+sql);
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// Ignore this error.
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} |
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} |
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} |
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return conn;
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} |
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private BasicDataSource createDataSource() throws SQLException { |
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if (!this.isRegistered()) { |
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this.registerDriver();
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} |
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H2SpatialConnectionParameters params = connectionParameters; |
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BasicDataSource ds = new BasicDataSource();
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ds.setDriverClassName(params.getJDBCDriverClassName()); |
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if( !StringUtils.isEmpty(params.getUser()) ) {
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ds.setUsername(params.getUser()); |
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} |
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if( !StringUtils.isEmpty(params.getPassword()) ) {
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ds.setPassword(params.getPassword()); |
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} |
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ds.setUrl(params.getUrl()); |
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ds.setMaxWait(60L * 1000); |
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//
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// Ajustamos el pool para que las conexiones se cierren a los
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// 10 segundos, asi tratamos de que al salir de gvSIG no queden
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// conexiones abiertas con la BBDD y pueda quedar corrupta esta.
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// Hay que tener en cuenta que es una BBDD embebida, y mientras
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// hayan conexiones abiertas pueden quedar cosas por bajar a disco.
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//
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int sidle = this.connectionParameters.getMaxSecondsIdle(); |
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if( sidle < 0 ) { |
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ds.setTimeBetweenEvictionRunsMillis(-1);
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ds.setMinEvictableIdleTimeMillis(30*1000); |
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} else {
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// Revisamos las conexiones inactivas cada 10 segundos
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ds.setTimeBetweenEvictionRunsMillis(sidle*1000);
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// Eliminadmos las conexiones que lleven inactivas mas de 10 segundos.
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ds.setMinEvictableIdleTimeMillis(sidle*1000);
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} |
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// Ajustamos el numero minimo de conexiones a 0 para permitir
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// que se lleguen a cerrar todas las conexiones del pool.
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ds.setMinIdle(0);
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// dejaremos el MaxIdle a 20, no parece importante. .
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ds.setMaxIdle(20);
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return ds;
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} |
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private boolean isRegistered() { |
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return needRegisterDriver;
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} |
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@Override
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public void registerDriver() throws SQLException { |
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String className = this.connectionParameters.getJDBCDriverClassName(); |
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if (className == null) { |
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return;
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} |
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try {
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Class theClass = Class.forName(className); |
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if (theClass == null) { |
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throw new JDBCDriverClassNotFoundException(H2SpatialLibrary.NAME, className); |
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} |
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} catch (Exception e) { |
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throw new SQLException("Can't register JDBC driver '" + className + "'.", e); |
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} |
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needRegisterDriver = false;
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} |
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@Override
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public void dispose() { |
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closeDataSource(); |
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this.connectionParameters = null; |
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} |
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private void closeDataSource() { |
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try {
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if( dataSource!=null ) { |
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LOGGER.info("Clossing connection pool.");
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LOGGER.info(this.getStatus());
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dataSource.close(); |
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dataSource = null;
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LOGGER.info("Connection pool closed.");
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LOGGER.info(this.getStatus());
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} |
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} catch (Throwable th) { |
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LOGGER.warn("Problems closing connections pool.", th);
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} |
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} |
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} |
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private ConnectionProvider connectionProvider = null; |
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/**
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* Constructor for use only for testing purposes.
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*
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* @param connectionParameters
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* @param connectionProvider
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*/
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public H2SpatialHelper(JDBCConnectionParameters connectionParameters, ConnectionProvider connectionProvider) {
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super(connectionParameters);
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this.srssolver = new SRSSolverDumb(this); |
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this.connectionProvider = connectionProvider;
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} |
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public H2SpatialHelper(JDBCConnectionParameters connectionParameters) {
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super(connectionParameters);
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this.srssolver = new SRSSolverBase(this); |
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} |
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public void shutdown() { |
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try {
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if( this.connectionProvider!=null ) { |
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((ConnectionProviderImpl) this.connectionProvider).shutdown();
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this.connectionProvider = null; |
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} |
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H2SpatialUtils.server_stop(); |
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} catch (Throwable ex) { |
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LOGGER.warn("Problems shutdown H2", ex);
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} |
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} |
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private void logConnectionStatus(String msg, Connection conn) { |
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ConnectionProvider cp = this.getConnectionProvider();
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StringBuilder builder = new StringBuilder(); |
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builder.append(msg); |
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if( conn == null ) { |
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builder.append(": connection null");
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} else {
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Boolean closed = null; |
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try {
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closed = conn.isClosed(); |
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} catch(Throwable th) { |
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} |
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builder.append(": connection ");
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builder.append(JDBCUtils.getConnId(conn)); |
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if( closed ) {
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builder.append(" (c)");
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} |
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builder.append(" ");
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} |
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builder.append(cp.getStatus()); |
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LOGGER.info(builder.toString()); |
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} |
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private ConnectionProvider getConnectionProvider() {
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if (this.connectionProvider == null) { |
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H2SpatialConnectionParameters connectionParameters = this.getConnectionParameters();
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if( connectionParameters==null ) { |
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return null; // Testing mode? |
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} |
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this.connectionProvider = new ConnectionProviderImpl(connectionParameters); |
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} |
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return this.connectionProvider; |
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} |
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@Override
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public synchronized Connection getConnection() throws AccessResourceException { |
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try {
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if (this.connectionProvider == null) { |
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H2SpatialConnectionParameters connectionParameters = this.getConnectionParameters();
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if( connectionParameters==null ) { |
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return null; // Testing mode? |
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} |
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this.connectionProvider = new ConnectionProviderImpl(connectionParameters); |
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} |
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Connection connection = this.connectionProvider.getConnection(); |
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if( LOGGER.isDebugEnabled() ) {
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LOGGER.debug("["+JDBCUtils.getConnId(connection)+"] getConnection "+connectionProvider.getStatus()+" "+ connectionProvider.toString()); |
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} |
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return connection;
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} catch (SQLException ex) { |
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throw new AccessResourceException(H2SpatialLibrary.NAME, ex); |
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} |
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} |
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@Override
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public void closeConnection(Connection connection) { |
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if( connection!=null ) { // In test ??? |
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LOGGER.debug("["+JDBCUtils.getConnId(connection)+"] closeConnection "+ this.connectionProvider.getStatus()); |
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} |
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super.closeConnection(connection);
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} |
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@Override
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public H2SpatialConnectionParameters getConnectionParameters() {
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return (H2SpatialConnectionParameters) super.getConnectionParameters(); |
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} |
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@Override
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public String getConnectionURL() { |
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return H2SpatialUtils.getConnectionURL(this.getConnectionParameters()); |
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} |
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@Override
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protected String getResourceType() { |
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return H2SpatialLibrary.NAME;
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} |
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@Override
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public String getProviderName() { |
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return H2SpatialLibrary.NAME;
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} |
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@Override
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public JDBCSQLBuilderBase createSQLBuilder() {
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return new H2SpatialSQLBuilder(this); |
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} |
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@Override
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public OperationsFactory getOperations() {
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if (this.operationsFactory == null) { |
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this.operationsFactory = new H2SpatialOperationsFactory(this); |
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} |
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return operationsFactory;
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} |
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@Override
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public GeometrySupportType getGeometrySupportType() {
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return GeometrySupportType.WKB;
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} |
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|
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@Override
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public boolean hasSpatialFunctions() { |
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return true; |
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} |
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|
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@Override
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public boolean canWriteGeometry(int geometryType, int geometrySubtype) { |
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return true; |
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} |
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|
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@Override
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public String getQuoteForIdentifiers() { |
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return "\""; |
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} |
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|
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@Override
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public boolean allowAutomaticValues() { |
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return true; |
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} |
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|
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@Override
|
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public boolean supportOffsetInSelect() { |
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return true; |
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} |
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|
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@Override
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public String getQuoteForStrings() { |
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return "'"; |
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} |
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|
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@Override
|
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public String getSourceId(JDBCStoreParameters parameters) { |
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H2SpatialStoreParameters h2params = (H2SpatialStoreParameters) parameters; |
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StringBuilder builder = new StringBuilder(); |
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builder.append(h2params.getTable()); |
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builder.append("(");
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if( StringUtils.isNotBlank(h2params.getHost()) ) {
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builder.append(h2params.getHost()); |
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} |
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if( h2params.getPort()>0 ) { |
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builder.append(",");
|
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builder.append(h2params.getPort()); |
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} |
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File f = h2params.getFile();
|
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if( f != null ) { |
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builder.append(",");
|
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builder.append(h2params.getFile().getAbsolutePath()); |
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} |
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builder.append(")");
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return builder.toString();
|
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} |
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|
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@Override
|
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public JDBCNewStoreParameters createNewStoreParameters() {
|
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return new H2SpatialNewStoreParameters(); |
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} |
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|
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@Override
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public JDBCStoreParameters createOpenStoreParameters() {
|
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return new H2SpatialStoreParameters(); |
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} |
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|
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@Override
|
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public JDBCServerExplorerParameters createServerExplorerParameters() {
|
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return new H2SpatialExplorerParameters(); |
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} |
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|
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@Override
|
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public JDBCServerExplorer createServerExplorer(
|
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JDBCServerExplorerParameters parameters, |
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DataServerExplorerProviderServices providerServices |
484 |
) throws InitializeException {
|
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|
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JDBCServerExplorer explorer = new H2SpatialExplorer(
|
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parameters, |
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providerServices, |
489 |
this
|
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); |
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this.initialize(explorer, parameters, null); |
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return explorer;
|
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} |
494 |
|
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public String getConnectionProviderStatus(){ |
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return this.getConnectionProvider().getStatus(); |
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} |
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} |