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/*
* Copyright (c) 2022 Contributors to the Eclipse Foundation
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.persistence.common;
import com.sun.appserv.connectors.internal.api.ConnectorRuntime;
import com.sun.enterprise.deployment.Application;
import com.sun.enterprise.deployment.BundleDescriptor;
import com.sun.logging.LogDomains;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Locale;
import java.util.Properties;
import java.util.ResourceBundle;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.sql.DataSource;
import org.glassfish.api.ActionReport;
import org.glassfish.api.deployment.DeployCommandParameters;
import org.glassfish.api.deployment.DeploymentContext;
import org.glassfish.api.deployment.OpsParams;
import org.glassfish.api.deployment.UndeployCommandParameters;
import org.glassfish.api.naming.SimpleJndiName;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.internal.api.Globals;
import org.glassfish.persistence.common.database.DBVendorTypeHelper;
/**
*
* @author pramodg
*/
public class Java2DBProcessorHelper {
/** The logger */
private final static Logger logger = LogDomains.getLogger(Java2DBProcessorHelper.class, LogDomains.PERSISTENCE_LOGGER);
/** I18N message handler */
private final static ResourceBundle messages = I18NHelper.loadBundle(
"org.glassfish.persistence.common.LogStrings", //NOI18N
Java2DBProcessorHelper.class.getClassLoader());
/**
* Default DDL name prefix. Need to have something to avoid
* generating hidden names when a suffix is added to an empty string.
* E.g. .dbschema name can be difficult to find,
* while default.dbschema will signal that the default
* had been used.
**/
private final static String DEFAULT_NAME = "default"; // NOI18N
/**
* Key for storing and retrieving corresponding values.
*/
private final static String APPLICATION_NAME = "org.glassfish.persistence.app_name_property"; // NOI18N
/**
* Key prefixes for storing and retrieving corresponding values.
*/
private final static String PROCESSOR_TYPE = "org.glassfish.persistence.processor_type."; // NOI18N
private final static String RESOURCE_JNDI_NAME = "org.glassfish.persistence.resource_jndi_name_property."; // NOI18N
private final static String JDBC_FILE_LOCATION = "org.glassfish.persistence.jdbc_file_location_property."; // NOI18N
private final static String CREATE_JDBC_FILE_NAME = "org.glassfish.persistence.create_jdbc_file_name_property."; // NOI18N
private final static String DROP_JDBC_FILE_NAME = "org.glassfish.persistence.drop_jdbc_file_name_property."; // NOI18N
private final static String CREATE_TABLE_VALUE = "org.glassfish.persistence.create_table_value_property."; // NOI18N
private final static String DROP_TABLE_VALUE = "org.glassfish.persistence.drop_table_value_property."; // NOI18N
private DeploymentContext ctx;
private Properties deploymentContextProps;
private ActionReport subReport;
/**
* True if this is instance is created for deploy
*/
private boolean deploy;
private Boolean cliCreateTables;
private Boolean cliDropAndCreateTables;
private Boolean cliDropTables;
/**
* Name with which the application is registered.
*/
private String appRegisteredName;
private String appDeployedLocation;
private String appGeneratedLocation;
/**
* Creates a new instance of Java2DBProcessorHelper to be used to execute SQL
* statements only.
* @param appName the name used for reporting purposes
*/
public Java2DBProcessorHelper(String appName) {
appRegisteredName = appName;
}
/**
* Creates a new instance of Java2DBProcessorHelper.
* Do not parse all the data until it's requested in the #init() call.
* @param ctx the deployment context object.
*/
public Java2DBProcessorHelper(DeploymentContext ctx) {
this.ctx = ctx;
OpsParams params = ctx.getCommandParameters(OpsParams.class);
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> Origin: " + params.origin);
}
deploy = params.origin.isDeploy();
deploymentContextProps = ctx.getModuleProps();
}
/**
* Initializes the rest of the settings
*/
public void init() {
if (deploy) {
// DeployCommandParameters are available only on deploy or deploy
// part of redeploy
DeployCommandParameters cliOverrides =
ctx.getCommandParameters(DeployCommandParameters.class);
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> cliOverrides " + cliOverrides);
}
cliCreateTables = cliOverrides.createtables;
cliDropAndCreateTables = cliOverrides.dropandcreatetables;
Application application = ctx.getModuleMetaData(Application.class);
appRegisteredName = application.getRegistrationName();
deploymentContextProps.setProperty(APPLICATION_NAME, appRegisteredName);
} else {
// UndeployCommandParameters are available only on undeploy or undeploy
// part of redeploy. In the latter case, cliOverrides.droptables
// is set from cliOverrides.dropandcreatetables passed to redeploy.
UndeployCommandParameters cliOverrides =
ctx.getCommandParameters(UndeployCommandParameters.class);
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> cliOverrides " + cliOverrides);
}
cliDropTables = cliOverrides.droptables;
appRegisteredName = deploymentContextProps.getProperty(APPLICATION_NAME);
}
try {
appGeneratedLocation =
ctx.getScratchDir("ejb").getCanonicalPath() + File.separator;
} catch (Exception e) {
throw new RuntimeException(
I18NHelper.getMessage(messages,
"Java2DBProcessorHelper.generatedlocation", //NOI18N
appRegisteredName), e);
}
appDeployedLocation =
ctx.getSource().getURI().getSchemeSpecificPart() + File.separator;
ActionReport report = ctx.getActionReport();
subReport = report.addSubActionsReport();
subReport.setActionExitCode(ActionReport.ExitCode.SUCCESS);
}
/**
* Iterate over all "create" or "drop" ddl files and execute them.
* Skip processing if the boolean argument is false.
*/
public void createOrDropTablesInDB(boolean create, String type) {
for (String key : deploymentContextProps.stringPropertyNames()) {
if (key.startsWith(PROCESSOR_TYPE)) {
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> key " + key);
}
if (!deploymentContextProps.getProperty(key).equals(type)) {
// These set of properties were created by a different processor type
continue;
}
String bundleName = key.substring(PROCESSOR_TYPE.length());
SimpleJndiName jndiName = SimpleJndiName
.of(deploymentContextProps.getProperty(RESOURCE_JNDI_NAME + bundleName));
String fileName = null;
if (create) {
if (getCreateTables(bundleName)) {
fileName = deploymentContextProps.getProperty(CREATE_JDBC_FILE_NAME + bundleName);
}
} else {
if (getDropTables(bundleName)) {
fileName = deploymentContextProps.getProperty(DROP_JDBC_FILE_NAME + bundleName);
}
}
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> fileName " + fileName);
logger.fine("---> jndiName " + jndiName);
}
if (fileName == null) {
continue; // DDL execution is not required
}
File file = getDDLFile(getGeneratedLocation(bundleName) + fileName, true);
if(file.exists()) {
executeDDLStatement(file, jndiName);
} else {
logI18NWarnMessage(
(create)? "Java2DBProcessorHelper.cannotcreatetables" //NOI18N
: "Java2DBProcessorHelper.cannotdroptables", //NOI18N
appRegisteredName, fileName, null);
}
if (logger.isLoggable(Level.FINE)) {
logger.fine("<---");
}
}
}
}
/**
* Read the ddl file from the disk location.
* @param fileName the string name of the file.
* @param deploy true if this event results in creating tables.
* @return the jdbc ddl file.
*/
public File getDDLFile(String fileName, boolean deploy) {
File file = null;
try {
file = new File(fileName);
if (logger.isLoggable(Level.FINE)) {
logger.fine(I18NHelper.getMessage(messages,
((deploy)? "Java2DBProcessorHelper.createfilename" //NOI18N
: "Java2DBProcessorHelper.dropfilename"), //NOI18N
file.getName()));
}
} catch (Exception e) {
logI18NWarnMessage(
"Exception caught in Java2DBProcessorHelper.getDDLFile()", //NOI18N
appRegisteredName, null, e);
}
return file;
}
/**
* Open a DDL file and execute each line as a SQL statement.
* @param f the File object to use.
* @param sql the Statement to use for execution.
* @throws java.io.IOException if there is a problem with reading the file.
*/
public void executeDDLs(File f, Statement sql)
throws IOException {
BufferedReader reader = null;
StringBuffer warningBuf = new StringBuffer();
try {
reader = new BufferedReader(new FileReader(f));
String s;
while ((s = reader.readLine()) != null) {
try {
if (logger.isLoggable(Level.FINE)) {
logger.fine(I18NHelper.getMessage(messages,
"Java2DBProcessorHelper.executestatement", s)); //NOI18N
}
sql.execute(s);
} catch(SQLException ex) {
String msg = getI18NMessage("Java2DBProcessorHelper.sqlexception", //NOI18N
s, null, ex);
logger.warning(msg);
warningBuf.append("\n\t").append(msg); // NOI18N
}
}
} finally {
if (reader != null) {
try {
reader.close();
} catch(IOException ex) {
// Ignore.
}
}
if (warningBuf.length() > 0) {
String warning =
getI18NMessage("Java2DBProcessorHelper.tablewarning");
warnUser(subReport, warning + warningBuf.toString());
}
}
}
public String getDeployedLocation() {
return appDeployedLocation;
}
public String getAppRegisteredName() {
return appRegisteredName;
}
/**
* Returns createJdbcFileName
*/
public String getCreateJdbcFileName(String bundleName) {
return deploymentContextProps.getProperty(CREATE_JDBC_FILE_NAME + bundleName);
}
/**
* Sets createJdbcFileName
*/
public void setCreateJdbcFileName(String createJdbcFileName, String bundleName) {
deploymentContextProps.setProperty(CREATE_JDBC_FILE_NAME + bundleName, createJdbcFileName);
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> " + CREATE_JDBC_FILE_NAME + bundleName + " " + createJdbcFileName);
}
}
/**
* Returns dropJdbcFileName
*/
public String getDropJdbcFileName(String bundleName) {
return deploymentContextProps.getProperty(DROP_JDBC_FILE_NAME + bundleName);
}
/**
* Sets dropJdbcFileName
*/
public void setDropJdbcFileName(String dropJdbcFileName, String bundleName) {
deploymentContextProps.setProperty(DROP_JDBC_FILE_NAME + bundleName, dropJdbcFileName);
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> " + DROP_JDBC_FILE_NAME + bundleName + " " + dropJdbcFileName);
}
}
/**
* Returns jndiName
*/
public String getJndiName(String bundleName) {
return deploymentContextProps.getProperty(RESOURCE_JNDI_NAME + bundleName);
}
/**
* Sets jndiName
*/
public void setJndiName(SimpleJndiName jndiName, String bundleName) {
deploymentContextProps.setProperty(RESOURCE_JNDI_NAME + bundleName,
jndiName == null ? null : jndiName.toString());
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> " + RESOURCE_JNDI_NAME + bundleName + " " + jndiName);
}
}
/**
* Sets this processor type
*/
public void setProcessorType(String processorType, String bundleName) {
deploymentContextProps.setProperty(PROCESSOR_TYPE + bundleName, processorType);
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> " + PROCESSOR_TYPE + bundleName + " " + processorType);
}
}
/**
* Returns appGeneratedLocation or user defined value if the latter is specified
*/
public String getGeneratedLocation(String bundleName) {
String userFileLocation = deploymentContextProps.getProperty(JDBC_FILE_LOCATION + bundleName);
return (userFileLocation != null)? userFileLocation : appGeneratedLocation;
}
/**
* Sets the substitute for the internal location of the generated files
*/
public void setGeneratedLocation(String generatedLocation, String bundleName) {
deploymentContextProps.setProperty(JDBC_FILE_LOCATION + bundleName, generatedLocation);
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> " + JDBC_FILE_LOCATION + bundleName + " " + generatedLocation);
}
}
/**
* @return true if cli overrides were set during deploy
*/
public boolean hasDeployCliOverrides() {
return (cliCreateTables != null || cliDropAndCreateTables != null);
}
/**
* @return true if cli overrides were set during undeploy
*/
public boolean hasUndeployCliOverrides() {
return (cliDropTables != null);
}
/**
* Create tables only on deploy, and only if the CLI options cliCreateTables or
* cliDropAndCreateTables are not set to false.
* If those options are not set (null) the value is taken from the boolean parameter
* provided by the caller.
* @return true if tables are to be created.
*/
public boolean getCreateTables(boolean param) {
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> param " + param);
logger.fine("---> cliCreateTables " + cliCreateTables);
logger.fine("---> cliDropAndCreateTables " + cliDropAndCreateTables);
}
return
(cliCreateTables != null && cliCreateTables.equals(Boolean.TRUE))
|| (cliDropAndCreateTables != null && cliDropAndCreateTables.equals(Boolean.TRUE))
|| (cliCreateTables == null && cliDropAndCreateTables == null && param);
}
/**
* Drop tables on undeploy and redeploy, if the corresponding CLI options
* cliDropAndCreateTables (for redeploy) or cliDropTables (for undeploy) are
* not set to false.
* If the corresponding option is not set the value is taken from the boolean parameter
* provided by the caller.
* @return true if the tables have to be dropped.
*/
public boolean getDropTables(boolean param) {
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> param " + param);
logger.fine("---> cliDropTables " + cliDropTables);
}
return
(cliDropTables != null && cliDropTables.equals(Boolean.TRUE))
|| (cliDropTables == null && param);
}
/**
* Calculate createTables value based on the parameter stored on deploy
*/
public boolean getCreateTables(String bundleName) {
return getCreateTables(Boolean.valueOf(deploymentContextProps.getProperty(CREATE_TABLE_VALUE + bundleName)));
}
/**
* Store user defined value for create tables for future reference.
*/
public void setCreateTablesValue(boolean createTablesValue, String bundleName) {
deploymentContextProps.setProperty(CREATE_TABLE_VALUE + bundleName, ""+createTablesValue);
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> " + CREATE_TABLE_VALUE + bundleName + " " + createTablesValue);
}
}
/**
* Calculate dropTables value based on the parameter stored on deploy
*/
public boolean getDropTables(String bundleName) {
return getDropTables(Boolean.valueOf(deploymentContextProps.getProperty(DROP_TABLE_VALUE + bundleName)));
}
/**
* Store user defined value for drop tables for future reference.
*/
public void setDropTablesValue(boolean dropTablesValue, String bundleName) {
deploymentContextProps.setProperty(DROP_TABLE_VALUE + bundleName, ""+dropTablesValue);
if (logger.isLoggable(Level.FINE)) {
logger.fine("---> " + DROP_TABLE_VALUE + bundleName + " " + dropTablesValue);
}
}
/**
* Returns name prefix for DDL files extracted from the info instance by the
* Sun-specific code.
*
* @param info the instance to use for the name generation.
* @return name prefix as String.
*/
public static String getDDLNamePrefix(Object info) {
StringBuffer rc = new StringBuffer();
if (info instanceof BundleDescriptor && !(info instanceof Application)) {
BundleDescriptor bundle = (BundleDescriptor)info;
rc.append(bundle.getApplication().getRegistrationName());
Application application = bundle.getApplication();
if (!application.isVirtual()) {
String modulePath = bundle.getModuleDescriptor().getArchiveUri();
int l = modulePath.length();
// Remove ".jar" from the module's jar name.
rc.append(DatabaseConstants.NAME_SEPARATOR).
append(modulePath.substring(0, l - 4));
}
} // no other option is available at this point.
return (rc.length() == 0)? DEFAULT_NAME : rc.toString();
}
/**
* Get the ddl files eventually executed
* against the database. This method deals
* with both create and drop ddl files.
* @param fileName the create or drop jdbc ddl file.
* @param resourceName the jdbc resource name that would be used
* to get a connection to the database.
* @return true if the tables were successfully
* created/dropped from the database.
*/
public boolean executeDDLStatement(File fileName, SimpleJndiName resourceName) {
boolean result = false;
Connection conn = null;
Statement sql = null;
try {
try {
conn = getConnection(resourceName);
sql = conn.createStatement();
result = true;
} catch (Exception ex) {
cannotConnect(resourceName, ex);
}
if(result) {
executeDDLs(fileName, sql);
}
} catch (IOException e) {
fileIOError(appRegisteredName, e);
} finally {
if (sql != null) {
try {
sql.close();
} catch (SQLException e) {
// ignore
}
}
closeConn(conn);
}
return result;
}
/**
* Get the DDL file and execute the statements.
* @param fileNamePrefix the common prefix for the DDL file name
* @param resourceName the jdbc resource name that would be used
* to get a connection to the database.
* @return true if the statements were successfully in the database.
*/
public boolean executeDDLStatement(String fileNamePrefix, SimpleJndiName resourceName) {
File file = null;
Connection conn = null;
try {
conn = getConnection(resourceName);
DatabaseMetaData dbMetaData = conn.getMetaData();
String vendorName = DBVendorTypeHelper.getDBType(
dbMetaData.getDatabaseProductName()).toLowerCase(Locale.ENGLISH);
file = new File(fileNamePrefix + vendorName + DatabaseConstants.SQL_FILE_EXTENSION);
logger.fine("===> File to use: " + file);
} catch (IOException e) {
fileIOError(appRegisteredName, e);
} catch (Exception ex) {
cannotConnect(resourceName, ex);
} finally {
closeConn(conn);
}
return executeDDLStatement(file, resourceName);
}
/** Get a Connection from the resource specified by the JNDI name
* of a resource.
* This connection is aquired from a non-transactional resource which does not
* go through transaction enlistment/delistment.
* The deployment processing is required to use only those connections.
*
* @param jndiName JNDI name of a resource for the connection.
* @return a Connection.
* @throws SQLException if can not get a Connection.
*/
private Connection getConnection(SimpleJndiName jndiName) throws Exception {
// TODO - pass Habitat or ConnectorRuntime as an argument.
// TODO - remove duplication with DeploymentHelper
ServiceLocator habitat = Globals.getDefaultHabitat();
ConnectorRuntime connectorRuntime = habitat.getService(ConnectorRuntime.class);
DataSource ds = PersistenceHelper.lookupNonTxResource(connectorRuntime, ctx, jndiName);
return ds.getConnection();
}
/**
* Provide a warning message to the user about inability to connect to the
* database. The message is created from the cmpResource's JNDI name and
* the exception.
* @param connName the JNDI name for obtaining a connection
* @param ex Exception which is cause for inability to connect.
*/
private void cannotConnect(SimpleJndiName connName, Throwable ex) {
logI18NWarnMessage("Java2DBProcessorHelper.cannotConnect", connName.toString(), null, ex);
}
/**
* Provide a warning message to the user about inability to read a DDL file.
*/
private void fileIOError(String regName, Throwable ex) {
logI18NWarnMessage("Java2DBProcessorHelper.ioexception", regName, null, ex);
}
/**
* Close the connection that was opened to the database
* @param conn the database connection.
*/
private void closeConn(Connection conn) {
if (conn != null) {
try {
conn.close();
} catch(SQLException ex) {
// Ignore.
}
}
}
/**
* Provide a generic warning message to the user.
*/
public void logI18NWarnMessage(
String errorCode, String regName,
String fileName, Throwable ex) {
String msg = getI18NMessage(errorCode,
regName, fileName, ex);
logger.warning(msg);
warnUser(subReport, msg);
}
/**
* Get the localized message for the error code.
* @param errorCode
* @return i18ned message
*/
public String getI18NMessage(String errorCode) {
return getI18NMessage(errorCode, null, null, null);
}
/**
* Get a generic localized message.
*/
public String getI18NMessage(String errorCode, String regName, String fileName, Throwable ex) {
if (ex != null) {
return I18NHelper.getMessage(messages, errorCode, regName, ex.toString());
} else if (fileName != null) {
return I18NHelper.getMessage(messages, errorCode, regName, fileName);
} else {
return I18NHelper.getMessage(messages, errorCode);
}
}
/**
* Provide a warning message to the user. The message is appended to any
* already-existing warning message text.
* @param msg Message for user.
*/
public static void warnUser(ActionReport report, String msg) {
if (report != null) {
StringBuffer sb = new StringBuffer();
String s = report.getMessage();
if (s != null) {
sb.append(s);
}
sb.append("\n").append(msg); // NOI18N
report.setMessage(sb.toString());
report.setActionExitCode(ActionReport.ExitCode.WARNING);
}
}
}
