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Lines 44-55
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package org.netbeans.modules.db.explorer; |
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package org.netbeans.modules.db.explorer; |
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import java.net.URL; |
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import java.sql.Connection; |
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import java.sql.Connection; |
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import java.sql.Driver; |
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import java.sql.Driver; |
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import java.sql.DriverManager; |
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import java.sql.DriverManager; |
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import java.sql.SQLException; |
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import java.sql.SQLException; |
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import java.util.HashSet; |
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import java.util.HashSet; |
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import java.util.Iterator; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.Map; |
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import java.util.Properties; |
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import java.util.Properties; |
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import java.util.Set; |
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import java.util.Set; |
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Lines 57-62
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import java.util.logging.Level; |
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import java.util.logging.Level; |
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import java.util.logging.Logger; |
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import java.util.logging.Logger; |
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import org.netbeans.api.db.explorer.JDBCDriver; |
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import org.netbeans.api.db.explorer.JDBCDriver; |
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import org.openide.filesystems.FileObject; |
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import org.openide.filesystems.FileUtil; |
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import org.openide.util.Utilities; |
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/** |
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/** |
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* Class to load drivers and create connections. It can find drivers and connections from |
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* Class to load drivers and create connections. It can find drivers and connections from |
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Lines 223-237
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*/ |
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*/ |
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public Driver getDriver(JDBCDriver jdbcDriver) throws SQLException { |
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public Driver getDriver(JDBCDriver jdbcDriver) throws SQLException { |
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ClassLoader l = getClassLoader(jdbcDriver); |
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ClassLoader l = getClassLoader(jdbcDriver); |
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Object driver; |
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try { |
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try { |
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return (Driver)Class.forName(jdbcDriver.getClassName(), true, l).newInstance(); |
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driver = Class.forName(jdbcDriver.getClassName(), true, l).newInstance(); |
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} catch (Exception e) { |
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} catch (Exception e) { |
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SQLException sqlex = createDriverNotFoundException(); |
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SQLException sqlex = createDriverNotFoundException(); |
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sqlex.initCause(e); |
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sqlex.initCause(e); |
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throw sqlex; |
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throw sqlex; |
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} |
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} |
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if (driver instanceof Driver) { |
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return (Driver) driver; |
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} else if (driver instanceof javax.sql.CommonDataSource) { |
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Driver d = findDriverInMetaInfServices(l, jdbcDriver); |
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if (d != null) { |
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return d; |
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} else { |
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throw createDriverNotFoundException(); |
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} |
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} else { |
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throw createDriverNotFoundException(); |
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} |
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} |
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} |
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/** |
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* Check whether there is a java.sql.Driver specified in META-INF/services, |
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* and if so, try to create it. |
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* |
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* @return The Driver, or null if it is not specified or cannot be created. |
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*/ |
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private Driver findDriverInMetaInfServices(ClassLoader loader, |
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JDBCDriver jdbcDriver) { |
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String className = findSpecifiedDriverClassName(jdbcDriver); |
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try { |
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Driver realDriver = (Driver) Class.forName( |
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className, true, loader).newInstance(); |
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LOGGER.log(Level.INFO, |
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"Class {0} is not valid driver." //NOI18N |
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+ " Using {1} instead", //NOI18N |
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new Object[]{jdbcDriver.getClassName(), className}); |
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return realDriver; |
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} catch (Exception e) { |
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LOGGER.log(Level.FINE, null, e); |
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return null; |
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} |
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} |
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/** |
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* Find JDBC Driver class name as specified in driver JAR file. |
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*/ |
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private String findSpecifiedDriverClassName(JDBCDriver jdbcDriver) { |
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String className = null; |
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URL[] urls = jdbcDriver.getURLs(); |
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for (URL url : urls) { |
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if (url != null) { |
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if (FileUtil.isArchiveFile(url)) { |
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try { |
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FileObject archiveFile = FileUtil.toFileObject( |
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Utilities.toFile(url.toURI())); |
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FileObject root = FileUtil.getArchiveRoot(archiveFile); |
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FileObject servicesDriver = root.getFileObject( |
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"META-INF/services/java.sql.Driver"); //NOI18N |
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List<String> lines = servicesDriver.asLines(); |
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if (!lines.isEmpty() && !lines.get(0).trim().isEmpty()) { |
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className = lines.get(0).trim(); |
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break; |
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} |
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} catch (Exception e) { |
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LOGGER.log(Level.FINE, null, e); |
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} |
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} |
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} |
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} |
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return className; |
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} |
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/** |
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/** |
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* Gets a driver, but can skip DriverManager and doesn't throw SQLException if a driver can't be found. |
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* Gets a driver, but can skip DriverManager and doesn't throw SQLException if a driver can't be found. |
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*/ |
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*/ |