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 / H2SpatialUtils.java @ 47798
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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.SQLException; |
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import java.text.MessageFormat; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.List; |
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import java.util.Map; |
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import org.apache.commons.codec.binary.Hex; |
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import org.apache.commons.io.FileUtils; |
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import org.apache.commons.io.FilenameUtils; |
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import org.apache.commons.lang3.StringUtils; |
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import org.gvsig.fmap.dal.store.h2.H2SpatialHelper.H2SpatialConnectionProvider; |
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import static org.gvsig.fmap.dal.store.h2.H2SpatialHelper.LOGGER; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCConnectionParameters; |
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import org.gvsig.fmap.dal.store.jdbc2.JDBCUtils; |
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import org.gvsig.fmap.dal.store.jdbc2.spi.ConnectionProvider; |
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import org.h2.tools.Server; |
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import org.h2gis.functions.system.H2GISversion; |
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/**
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*
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* @author gvSIG Team
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*/
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public class H2SpatialUtils { |
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private static boolean enable_server = true; |
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private static Server h2server = null; |
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private static boolean startServer = true; |
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private static boolean lastAllowOthers = true; |
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private static String lastPort = "9123"; |
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private static Map<String,Connection> globalConnections; |
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private static Thread shutdownHook = new Thread("H2_shutdown_hook") { |
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@Override
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public void run() { |
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server_stop(); |
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} |
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}; |
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public static File[] getH2Files(File f) { |
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if( f==null ) { |
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return null; |
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} |
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String name = removeH2FileNameExtension(f.getName());
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File[] files = new File[62]; |
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files[0] = new File(f.getParentFile(), name+".mv.db"); |
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files[1] = new File(f.getParentFile(), name+".trace.db"); |
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for (int i = 2; i < files.length; i++) { |
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files[i] = new File(f.getParentFile(), name+".mv.db."+(i-1)+".part"); |
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} |
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return files;
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} |
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public static boolean existsH2db(File f) { |
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File[] files = getH2Files(f); |
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for (File file : files) { |
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if( file.exists() ) {
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return true; |
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} |
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} |
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return false; |
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} |
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public static boolean removeH2db(File f) { |
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try {
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File[] files = getH2Files(f); |
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for (File file : files) { |
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if( file.exists() ) {
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FileUtils.delete(file); |
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} |
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} |
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} catch(Throwable t) { |
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return false; |
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} |
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return true; |
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} |
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public static File normalizeH2File(File f) { |
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if( f==null ) { |
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return null; |
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} |
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f = new File(f.getParentFile(), normalizeH2FileName(f.getName())); |
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return f;
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} |
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public static String normalizeH2FileName(String name) { |
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String s = removeH2FileNameExtension(name);
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if( s == null ) { |
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return null; |
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} |
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return s+".mv.db"; |
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} |
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public static String removeH2FileNameExtension(String name) { |
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if( StringUtils.isBlank(name) ) {
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return null; |
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} |
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if( name.endsWith(".mv.db") ) { |
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int l = name.length();
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return name.substring(0, l-6); |
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} |
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if( name.endsWith(".trace.db") ) { |
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int l = name.length();
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return name.substring(0, l-9); |
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} |
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return FilenameUtils.removeExtension(name);
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} |
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public static File getLocalFile(H2SpatialConnectionParameters params) { |
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String host = params.getHost();
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if( !StringUtils.isEmpty(host) ) {
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host = host.toLowerCase().trim(); |
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if( !(host.equals("localhost") || host.equals("127.0.0.1")) ) { |
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return null; |
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} |
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} |
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File f = params.getFile();
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return normalizeH2File(f);
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} |
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public static String getConnectionURL(H2SpatialConnectionParameters params) { |
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String connectionURL;
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String dbfilename = params.getFile().getAbsolutePath().replace("\\","/"); |
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if( dbfilename!=null ) { |
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dbfilename = H2SpatialUtils.removeH2FileNameExtension(dbfilename); |
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} |
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StringBuilder commonParameters = new StringBuilder(); |
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commonParameters.append(";MODE=PostgreSQL");
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commonParameters.append(";SCHEMA=PUBLIC");
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commonParameters.append(";ALLOW_LITERALS=ALL");
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int splitSize = params.getSplitSize();
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if( StringUtils.isEmpty(params.getHost()) ) {
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// Asumimos que es una conexion directa sobre el filesystem
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if( StringUtils.equalsIgnoreCase(FilenameUtils.getExtension(params.getFile().getName()),"zip") ) { |
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connectionURL = MessageFormat.format(
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"jdbc:h2:zip:{0}!/{1}"+commonParameters.toString(),
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dbfilename, |
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params.getDBName() |
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); |
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} else if( splitSize>0 ) { |
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connectionURL = MessageFormat.format(
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"jdbc:h2:split:{1,number,##}:{0}"+commonParameters.toString(),
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dbfilename, |
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splitSize |
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); |
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} else {
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connectionURL = MessageFormat.format(
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"jdbc:h2:file:{0}"+commonParameters.toString(),
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dbfilename |
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); |
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} |
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} else if( params.getPort() == null ) { |
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if( splitSize>0 ) { |
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connectionURL = MessageFormat.format(
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"jdbc:h2:tcp://{0}/split:{2,number,##}:/{1}"+commonParameters.toString(),
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params.getHost(), |
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dbfilename, |
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splitSize |
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); |
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} else {
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connectionURL = MessageFormat.format(
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"jdbc:h2:tcp://{0}/{1}"+commonParameters.toString(),
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params.getHost(), |
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dbfilename |
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); |
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} |
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} else if( splitSize>0 ) { |
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connectionURL = MessageFormat.format("jdbc:h2:tcp://{0}:{1,number,#######}/split:{3,number,##}:/{2}"+commonParameters.toString(), |
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params.getHost(), |
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(int) params.getPort(),
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dbfilename, |
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splitSize |
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); |
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} else {
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connectionURL = MessageFormat.format("jdbc:h2:tcp://{0}:{1,number,#######}/{2}"+commonParameters.toString(), |
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params.getHost(), |
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(int) params.getPort(),
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dbfilename |
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); |
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} |
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LOGGER.debug("connectionURL: {}", connectionURL);
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return connectionURL;
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} |
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public static synchronized void server_stop() { |
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if (h2server == null) { |
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LOGGER.info("The H2 server is already stopped.");
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} else {
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closeGlobalConnections(); |
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LOGGER.info("Stopping the H2 server.");
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LOGGER.info(" port :" + h2server.getPort());
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LOGGER.info(" URL :" + h2server.getURL());
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LOGGER.info(" shutdown server...");
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try {
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h2server.shutdown(); |
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} catch (Throwable th) { |
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LOGGER.warn("Problems shutdown the H2 server.", th);
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} |
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LOGGER.info(" Stoping server...");
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try {
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h2server.stop(); |
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} catch (Throwable th) { |
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LOGGER.warn("Problems stopping the H2 server.", th);
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} |
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LOGGER.info(" status:" + h2server.getStatus());
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h2server = null;
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LOGGER.info("H2 Server stopped");
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} |
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startServer = true;
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} |
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public static void server_start() { |
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server_start(lastPort, lastAllowOthers); |
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} |
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public static synchronized void server_start(String port, Boolean allowOthers) { |
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if( !enable_server ) {
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return;
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} |
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if( startServer && h2server == null ) { |
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if( StringUtils.isBlank(port) ) {
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port = lastPort; |
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} |
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if( allowOthers==null ) { |
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allowOthers = lastAllowOthers; |
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} |
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try {
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Server theH2Server; |
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if( allowOthers) {
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theH2Server = Server.createTcpServer("-tcpPort", port, "-ifExists", "-tcpAllowOthers"); |
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} else {
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theH2Server = Server.createTcpServer("-tcpPort", port, "-ifExists"); |
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} |
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theH2Server.start(); |
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h2server = theH2Server; |
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LOGGER.info("H2 Server started" );
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LOGGER.info(" Engine version : h2 "+ org.h2.engine.Constants.getFullVersion()+", h2gis "+H2GISversion.geth2gisVersion()); |
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LOGGER.info(" Connection url : jdbc:h2:"+h2server.getURL()+"/ABSOLUTE_DATABASE_PATH;MODE=PostgreSQL;SCHEMA=PUBLIC;ALLOW_LITERALS=ALL"); |
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LOGGER.info(" status:"+ h2server.getStatus());
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Runtime.getRuntime().removeShutdownHook(shutdownHook);
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Runtime.getRuntime().addShutdownHook(shutdownHook);
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lastPort = port; |
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lastAllowOthers = allowOthers; |
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} catch (SQLException ex) { |
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LOGGER.warn("H2 Server not started",ex);
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} |
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// Tanto si consigue lanzar el server como si no, no lo vuelve a intentar
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startServer = false;
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} |
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} |
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public static void set_enable_server(boolean enable) { |
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enable_server = enable; |
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} |
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public static void set_server_port(int port) { |
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lastPort = Integer.toString(port);
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} |
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public static boolean is_enable_server() { |
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return enable_server;
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} |
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public static synchronized boolean is_server_started() { |
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return h2server!=null; |
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} |
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public static synchronized void addGlobalConnection(H2SpatialConnectionProvider connectionProvider) throws SQLException { |
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if( globalConnections==null ) { |
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globalConnections = new HashMap<>(); |
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} |
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H2SpatialConnectionParameters connectionParameters = connectionProvider.getConnectionParameters(); |
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if( !connectionParameters.getMaintainGlobalConnection() ) {
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return;
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} |
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String connectionProviderKey = getConnectionProviderKey(connectionParameters);
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Connection x = globalConnections.get(connectionProviderKey);
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if( x != null ) { |
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return;
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} |
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x = connectionProvider.getConnection(); |
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globalConnections.put(connectionProviderKey, x); |
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//For debugging purposses, delete when finish.
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LOGGER.info("addGlobalConnection "+connectionProviderKey);
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LOGGER.info("globalConnections = "+globalConnections.size()+ " "); |
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ThreadGroup threadGroup = Thread.currentThread().getThreadGroup(); |
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Thread[] threadList = new Thread[threadGroup.activeCount()]; |
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threadGroup.enumerate(threadList); |
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List<String> threadNames = new ArrayList(); |
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for (Thread thread : threadList) { |
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if(thread != null && StringUtils.startsWith(thread.getName(), "MVStore background writer")) { |
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threadNames.add(thread.getName()); |
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} |
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} |
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if (threadNames.size() > 1) { |
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for (String threadName : threadNames) { |
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LOGGER.info("Thread "+threadName);
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} |
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try {
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throw new RuntimeException("Excepcion para debug"); |
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} catch (Exception ex) { |
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LOGGER.info("addGlobalConnection " + connectionProviderKey, ex);
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} |
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} |
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LOGGER.info("==================");
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// End "For debugging purposses, delete when finish."
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} |
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public static String getConnectionProviderKey(JDBCConnectionParameters connectionParameters) { |
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String pass = Hex.encodeHexString((connectionParameters.getPassword()+"").getBytes()); |
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// String pass = connectionParameters.getPassword();
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return connectionParameters.getUrl() + ";user:"+connectionParameters.getUser()+"@"+pass; |
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} |
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public static synchronized void closeGlobalConnections() { |
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if( globalConnections==null ) { |
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return;
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} |
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for (Connection conn : globalConnections.values()) { |
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LOGGER.info("Clossing connection "+ JDBCUtils.getConnId(conn));
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JDBCUtils.closeQuietly(conn); |
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} |
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globalConnections = null;
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} |
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} |