public static boolean dbWriteBinary(
java.lang.String param0, java.lang.Object[] param1, byte[] param2, int param3, int param4) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return false;
return service.dbWriteBinary(param0, param1, param2, param3, param4);
}
public static void dbReadBinary(
java.lang.String param0, java.lang.Object[] param1, byte[] param2) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return;
service.dbReadBinary(param0, param1, param2);
}
public static boolean dbWriteFailQuiet(
java.sql.Connection param0, java.lang.String param1, java.lang.Object[] param2) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return false;
return service.dbWriteFailQuiet(param0, param1, param2);
}
public static java.sql.Connection dbReadLock(
java.lang.String param0, java.lang.StringBuilder param1) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return null;
return service.dbReadLock(param0, param1);
}
public static java.io.InputStream dbReadBinary(
java.lang.String param0, java.lang.Object[] param1, boolean param2)
throws org.sakaiproject.exception.ServerOverloadException {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return null;
return service.dbReadBinary(param0, param1, param2);
}
public static java.util.List dbRead(
java.lang.String param0,
java.lang.Object[] param1,
org.sakaiproject.db.api.SqlReader param2) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return null;
return service.dbRead(param0, param1, param2);
}
public static void dbUpdateCommit(
java.lang.String param0,
java.lang.Object[] param1,
java.lang.String param2,
java.sql.Connection param3) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return;
service.dbUpdateCommit(param0, param1, param2, param3);
}
/** Final initialization, once all dependencies are set. */
public void init() {
try {
// if we are auto-creating our schema, check and create
if (m_autoDdl) {
m_sqlService.ddl(this.getClass().getClassLoader(), "sakai_announcement");
}
super.init();
M_log.info(
"init(): tables: " + m_cTableName + " " + m_rTableName + " locks-in-db: " + m_locksInDb);
// convert draft?
if (m_convertToDraft) {
m_convertToDraft = false;
convertToDraft();
}
// convert pubview?
if (m_convertToPubView) {
m_convertToPubView = false;
convertToPubView();
}
} catch (Throwable t) {
M_log.warn("init(): ", t);
}
}
/**
* ***********************************************************************************************************************************************
* ClusterService implementation
* **********************************************************************************************************************************************
*/
@SuppressWarnings("unchecked")
public List<String> getServers() {
String statement = clusterServiceSql.getListServersSql();
List<String> servers = m_sqlService.dbRead(statement);
return servers;
}
/**
* Runs a simple SQL statement to check if the databse has been patched
*
* @return
*/
private int checkSAK11204ForUpgrade() {
String test =
"select count(*) from CALENDAR_EVENT where (RANGE_START is null) or (RANGE_END is null)";
Connection connection = null;
Statement s = null;
ResultSet rs = null;
try {
connection = sqlService.borrowConnection();
s = connection.createStatement();
rs = s.executeQuery(test);
if (rs.next()) {
long ntodo = rs.getLong(1);
if (ntodo == 0) {
log.debug("SAK-11204: Database has been migrated ");
return OK;
} else {
log.info("SAK-11204: Migration check, there are null range fields ");
return MIGRATE;
}
} else {
log.warn("SAK-11204: Could not count null range fields, assuming migrate ");
return MIGRATE;
}
} catch (SQLException ex) {
log.info(
"SAK-11204: Migration check, CALENDAR_EVENT schema not uptodate, test query said: "
+ ex.getMessage());
return UPGRADE_SCHEMA;
} finally {
try {
rs.close();
} catch (Exception ex) {
}
try {
s.close();
} catch (Exception ex) {
}
try {
if (connection != null) {
sqlService.returnConnection(connection);
}
} catch (Exception ex) {
}
}
}
/** Final initialization, once all dependencies are set. */
public void init() {
try {
// if we are auto-creating our schema, check and create
if (m_autoDdl) {
m_sqlService.ddl(this.getClass().getClassLoader(), "sakai_presence");
}
super.init();
} catch (Exception t) {
M_log.warn("init(): ", t);
}
}
/**
* Runs an SQL select statement to determine if the Quartz lock rows exist in the database. If the
* rows do not exist this method assumes this is the first time the scheduler has been started.
* The select statement will be defined in the {vendor}/checkTables.sql file within the shared
* library deployed by this project. The statement should be of the form "SELECT COUNT(*) from
* QUARTZ_LOCKS;". If the count is zero it is assumed this is a new install. If the count is
* non-zero it is assumed the QUARTZ_LOCKS table has been initialized and this is not a new
* install.
*
* @param sqlService
* @return
*/
private boolean isInitialStartup(SqlService sqlService) {
String checkTablesScript = sqlService.getVendor() + "/checkTables.sql";
ClassLoader loader = this.getClass().getClassLoader();
String chkStmt = null;
InputStream in = null;
BufferedReader r = null;
try {
// find the resource from the loader
in = loader.getResourceAsStream(checkTablesScript);
r = new BufferedReader(new InputStreamReader(in));
chkStmt = r.readLine();
} catch (Exception e) {
LOG.error(
"Could not read the file "
+ checkTablesScript
+ " to determine if this is a new installation. Preconfigured jobs will only be loaded if the server property scheduler.loadjobs is \"true\"",
e);
return false;
} finally {
try {
r.close();
} catch (Exception e) {
}
try {
in.close();
} catch (Exception e) {
}
}
List<String> l = sqlService.dbRead(chkStmt);
if (l != null && l.size() > 0) {
return (l.get(0).equalsIgnoreCase("0"));
} else {
return false;
}
}
/** Final initialization, once all dependencies are set. */
public void init() {
setClusterServiceSql(m_sqlService.getVendor());
try {
// if we are auto-creating our schema, check and create
if (m_autoDdl) {
m_sqlService.ddl(this.getClass().getClassLoader(), "sakai_cluster");
}
// start the maintenance thread
m_maintenance = new Maintenance();
m_maintenance.start();
M_log.info(
"init: refresh: "
+ m_refresh
+ " expired: "
+ m_expired
+ " ghostingPercent: "
+ m_ghostingPercent);
} catch (Throwable t) {
M_log.warn("init(): ", t);
}
}
public void init() {
log.info("Initializing Lesson Builder Tool");
// for debugging I'd like to be able to reload, so avoid duplicates
List<String> registered =
FunctionManager.getRegisteredFunctions(SimplePage.PERMISSION_LESSONBUILDER_PREFIX);
if (registered == null || !registered.contains(SimplePage.PERMISSION_LESSONBUILDER_UPDATE))
FunctionManager.registerFunction(SimplePage.PERMISSION_LESSONBUILDER_UPDATE);
if (registered == null || !registered.contains(SimplePage.PERMISSION_LESSONBUILDER_READ))
FunctionManager.registerFunction(SimplePage.PERMISSION_LESSONBUILDER_READ);
if (registered == null || !registered.contains(SimplePage.PERMISSION_LESSONBUILDER_SEE_ALL))
FunctionManager.registerFunction(SimplePage.PERMISSION_LESSONBUILDER_SEE_ALL);
try {
// hibernate will do the tables, but we need this for the indices
if (autoDdl) {
sqlService.ddl(this.getClass().getClassLoader(), "simplepage");
log.info("Completed Lesson Builder DDL");
}
} catch (Exception e) {
log.warn("Unable to DDL Lesson Builder", e);
}
}
public void init() {
// if we are auto-creating our schema, check and create
if (m_autoDdl) {
m_sqlService.ddl(this.getClass().getClassLoader(), "user_audits");
}
}
public void apply(boolean autoDDL) {
// Check for sak11204.disable -- should only be set after successful upgrade completion
boolean disableUpgrade = serverConfigurationService.getBoolean("sak11204.disable", false);
if (disableUpgrade) return;
int upgrade = checkSAK11204ForUpgrade();
if (upgrade == UPGRADE_SCHEMA) {
if (autoDDL) {
log.info("SAK-11204: Updating Schema ");
sqlService.ddl(this.getClass().getClassLoader(), "SAK-11204");
if (checkSAK11204ForUpgrade() == UPGRADE_SCHEMA) {
log.fatal(
"SAK-11204: =============================================================================");
log.fatal(
"SAK-11204: Database Upgrade for SAK-11204 Failed, you must investigate and fix before");
log.fatal(
"SAK-11204: continuuing. I attempted to upgrade the schema but this appears to hav failed. You must");
log.fatal(
"SAK-11204: ensure that the columns RANGE_START(BIGINT) and RANGE_END(BIGINT) are present in CALENDAR_EVENT");
log.fatal("SAK-11204: and there are indexes on both of the columns.");
log.fatal("SAK-11204: Thank you ");
log.fatal(
"SAK-11204: =============================================================================");
System.exit(-10);
}
} else {
log.fatal(
"SAK-11204: =============================================================================");
log.fatal(
"SAK-11204: Database Upgrade for SAK-11204 Failed, you must investigate and fix before");
log.fatal(
"SAK-11204: continuuing. AutoDDL was OFF, so I could not change the database schema. You must");
log.fatal(
"SAK-11204: ensure that the columns RANGE_START(BIGINT) and RANGE_END(BIGINT) are present in CALENDAR_EVENT");
log.fatal("SAK-11204: and there are indexes on both of the columns.");
log.fatal("SAK-11204: Thank you ");
log.fatal(
"SAK-11204: =============================================================================");
System.exit(-10);
}
log.info("SAK-11204: Schema Update Sucessfull ");
}
boolean forceUpgrade = serverConfigurationService.getBoolean("sak11204.forceupgrade", false);
if (upgrade == MIGRATE || forceUpgrade) {
// get a list of channels
// for each channel get a list of events
// for each event save
// do this all at the storage layer so that we dont change the
// calendars
List<Calendar> calendars = storage.getCalendars();
int i = 1;
for (Iterator<Calendar> icalendars = calendars.iterator(); icalendars.hasNext(); ) {
log.info("SAK-11204: Converting Calendar " + i + " of " + calendars.size());
i++;
Calendar calendar = icalendars.next();
List<BaseCalendarEventEdit> levents = storage.getEvents(calendar);
for (Iterator<BaseCalendarEventEdit> ievents = levents.iterator(); ievents.hasNext(); ) {
BaseCalendarEventEdit event = ievents.next();
event.activate();
storage.commitEvent(calendar, event);
}
}
}
log.info("SAK-11204: Calendar Conversion Complete ");
if (forceUpgrade) {
log.warn(
"SAK-11204: ========================================================================================================= ");
log.warn(
"SAK-11204: This Conversion was forced, please ensure that you remove sak11204.forceupgrade from sakai.properties ");
log.warn(
"SAK-11204: If you do not remove sak11204.forceupgrade from sakai.properties this conversion will be performed ");
log.warn(
"SAK-11204: every time you start this instance of sakai, and it will take the same ammount of time ");
log.warn(
"SAK-11204: ========================================================================================================= ");
}
}
public static boolean transact(Runnable callback, String tag) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return false;
return service.transact(callback, tag);
}
public static void returnConnection(java.sql.Connection param0) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return;
service.returnConnection(param0);
}
public static java.sql.Connection borrowConnection() throws java.sql.SQLException {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return null;
return service.borrowConnection();
}
public static String getBooleanConstant(boolean value) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return null;
return service.getBooleanConstant(value);
}
public static Long getNextSequence(String tableName, java.sql.Connection conn) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return null;
return service.getNextSequence(tableName, conn);
}
public static java.lang.String getVendor() {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return null;
return service.getVendor();
}
public static java.util.GregorianCalendar getCal() {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return null;
return service.getCal();
}
/** fill in the draft and owner db fields */
protected void convertToDraft() {
M_log.info("convertToDraft");
try {
// get a connection
final Connection connection = m_sqlService.borrowConnection();
boolean wasCommit = connection.getAutoCommit();
connection.setAutoCommit(false);
// read all message records that need conversion
String sql =
"select CHANNEL_ID, MESSAGE_ID, XML from " + m_rTableName /* + " where OWNER is null" */;
m_sqlService.dbRead(
connection,
sql,
null,
new SqlReader() {
private int count = 0;
public Object readSqlResultRecord(ResultSet result) {
try {
// create the Resource from the db xml
String channelId = result.getString(1);
String messageId = result.getString(2);
String xml = result.getString(3);
// read the xml
Document doc = Xml.readDocumentFromString(xml);
// verify the root element
Element root = doc.getDocumentElement();
if (!root.getTagName().equals("message")) {
M_log.warn(
"convertToDraft(): XML root element not message: " + root.getTagName());
return null;
}
Message m = new BaseMessageEdit(null, root);
// pick up the fields
String owner = m.getHeader().getFrom().getId();
boolean draft = m.getHeader().getDraft();
// update
String update =
"update "
+ m_rTableName
+ " set OWNER = ?, DRAFT = ? where CHANNEL_ID = ? and MESSAGE_ID = ?";
Object fields[] = new Object[4];
fields[0] = owner;
fields[1] = (draft ? "1" : "0");
fields[2] = channelId;
fields[3] = messageId;
boolean ok = m_sqlService.dbWrite(connection, update, fields);
if (!ok)
M_log.info(
"convertToDraft: channel: "
+ channelId
+ " message: "
+ messageId
+ " owner: "
+ owner
+ " draft: "
+ draft
+ " ok: "
+ ok);
count++;
if (count % 100 == 0) {
M_log.info("convertToDraft: " + count);
}
return null;
} catch (Throwable ignore) {
return null;
}
}
});
connection.commit();
connection.setAutoCommit(wasCommit);
m_sqlService.returnConnection(connection);
} catch (Throwable t) {
M_log.warn("convertToDraft: failed: " + t);
}
M_log.info("convertToDraft: done");
}
/** fill in the pubview db fields */
protected void convertToPubView() {
M_log.info("convertToPubView");
try {
// get a connection
final Connection connection = m_sqlService.borrowConnection();
boolean wasCommit = connection.getAutoCommit();
connection.setAutoCommit(false);
// read all message records that need conversion
String sql = "select CHANNEL_ID, MESSAGE_ID, XML, PUBVIEW from " + m_rTableName;
m_sqlService.dbRead(
connection,
sql,
null,
new SqlReader() {
public Object readSqlResultRecord(ResultSet result) {
try {
// create the Resource from the db xml
String channelId = result.getString(1);
String messageId = result.getString(2);
String xml = result.getString(3);
String pubViewSetting = result.getString(4);
// read the xml
Document doc = Xml.readDocumentFromString(xml);
// verify the root element
Element root = doc.getDocumentElement();
if (!root.getTagName().equals("message")) {
M_log.warn(
"convertToPubView(): XML root element not message: " + root.getTagName());
return null;
}
BaseMessageEdit m = new BaseMessageEdit(null, root);
// check if the record already has pub view set in the properties
boolean pubview = false;
if (m.getProperties().getProperty(ResourceProperties.PROP_PUBVIEW) != null) {
// pub view set in properties and in db indicates all is well with this one
if ("1".equals(pubViewSetting)) {
return null;
}
// having the property overrides any realm setting...
pubview = true;
}
// if we don't know pubview from the props, check the realm
else {
// m.getReference() won't work cause we didn't give it its channel...
Reference channel = m_entityManager.newReference(channelId);
String ref = messageReference(channel.getContext(), channel.getId(), m.getId());
pubview = getPubView(ref);
// if the pubview setting matches the db, and it's false, all is well
if ((!pubview) && ("0".equals(pubViewSetting))) {
return null;
}
}
// update those that have no pubview
if (!pubview) {
String update =
"update "
+ m_rTableName
+ " set PUBVIEW = ? where CHANNEL_ID = ? and MESSAGE_ID = ?";
Object fields[] = new Object[3];
fields[0] = "0";
fields[1] = channelId;
fields[2] = messageId;
boolean ok = m_sqlService.dbWrite(connection, update, fields);
if (!ok)
M_log.info(
"convertToPubView: channel: "
+ channelId
+ " message: "
+ messageId
+ " pubview: "
+ pubview
+ " ok: "
+ ok);
}
// update those that have pubview
else {
// set the property
m.getPropertiesEdit()
.addProperty(ResourceProperties.PROP_PUBVIEW, Boolean.TRUE.toString());
// form updated XML
doc = Xml.createDocument();
m.toXml(doc, new Stack());
xml = Xml.writeDocumentToString(doc);
String update =
"update "
+ m_rTableName
+ " set PUBVIEW = ?, XML = ? where CHANNEL_ID = ? and MESSAGE_ID = ?";
Object fields[] = new Object[4];
fields[0] = "1";
fields[1] = xml;
fields[2] = channelId;
fields[3] = messageId;
boolean ok = m_sqlService.dbWrite(connection, update, fields);
if (!ok)
M_log.info(
"convertToPubView: channel: "
+ channelId
+ " message: "
+ messageId
+ " pubview: "
+ pubview
+ " ok: "
+ ok);
}
return null;
} catch (Throwable ignore) {
return null;
}
}
});
connection.commit();
connection.setAutoCommit(wasCommit);
m_sqlService.returnConnection(connection);
} catch (Throwable t) {
M_log.warn("convertToPubView: failed: " + t);
}
M_log.info("convertToPubView: done");
}
public static void dbReadBlobAndUpdate(java.lang.String param0, byte[] param1) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return;
service.dbReadBlobAndUpdate(param0, param1);
}
public void init() {
try {
qrtzProperties = initQuartzConfiguration();
qrtzProperties.setProperty("org.quartz.scheduler.instanceId", serverId);
// note: becuase job classes are jarred , it is impossible to iterate
// through a directory by calling listFiles on a file object.
// Therefore, we need the class list list from spring.
// find quartz jobs from specified 'qrtzJobs' and verify they
// that these jobs implement the Job interface
Iterator<String> qrtzJobsIterator = qrtzJobs.iterator();
while (qrtzJobsIterator.hasNext()) {
String className = (String) qrtzJobsIterator.next();
Class cl = null;
try {
cl = Class.forName(className);
} catch (ClassNotFoundException e) {
LOG.warn("Could not locate class: " + className + " on classpath");
}
if (cl != null) {
// check that each class implements the Job interface
if (doesImplementJobInterface(cl)) {
qrtzQualifiedJobs.put(cl.getName(), cl.getName());
} else {
LOG.warn("Class: " + className + " does not implement quartz Job interface");
}
}
}
// run ddl
if (autoDdl.booleanValue()) {
try {
sqlService.ddl(this.getClass().getClassLoader(), "quartz2");
} catch (Throwable t) {
LOG.warn(this + ".init(): ", t);
}
}
boolean isInitialStartup = isInitialStartup(sqlService);
if (isInitialStartup && autoDdl.booleanValue()) {
LOG.info("Performing initial population of the Quartz tables.");
sqlService.ddl(this.getClass().getClassLoader(), "init_locks2");
}
/*
Determine whether or not to load the jobs defined in the initialJobSchedules list. These jobs will be loaded
under the following conditions:
1) the server configuration property "scheduler.loadjobs" is "true"
2) "scheduler.loadjobs" is "init" and this is the first startup for the scheduler (eg. this is a new Sakai instance)
"scheduler.loadjobs" is set to "init" by default
*/
String loadJobs = serverConfigurationService.getString(SCHEDULER_LOADJOBS, "init").trim();
List<SpringInitialJobSchedule> initSchedules = getInitialJobSchedules();
boolean loadInitSchedules =
(initSchedules != null)
&& (initSchedules.size() > 0)
&& (("init".equalsIgnoreCase(loadJobs) && isInitialStartup)
|| "true".equalsIgnoreCase(loadJobs));
if (loadInitSchedules) LOG.debug("Preconfigured jobs will be loaded");
else LOG.debug("Preconfigured jobs will not be loaded");
// start scheduler and load jobs
schedFactory = new StdSchedulerFactory(qrtzProperties);
scheduler = schedFactory.getScheduler();
// loop through persisted jobs removing both the job and associated
// triggers for jobs where the associated job class is not found
Set<JobKey> jobKeys =
scheduler.getJobKeys(GroupMatcher.jobGroupEquals(Scheduler.DEFAULT_GROUP));
for (JobKey key : jobKeys) {
try {
JobDetail detail = scheduler.getJobDetail(key);
String bean = detail.getJobDataMap().getString(JobBeanWrapper.SPRING_BEAN_NAME);
Job job = (Job) ComponentManager.get(bean);
if (job == null) {
LOG.warn("scheduler cannot load class for persistent job:" + key);
scheduler.deleteJob(key);
LOG.warn("deleted persistent job:" + key);
}
} catch (SchedulerException e) {
LOG.warn("scheduler cannot load class for persistent job:" + key);
scheduler.deleteJob(key);
LOG.warn("deleted persistent job:" + key);
}
}
for (TriggerListener tListener : globalTriggerListeners) {
scheduler.getListenerManager().addTriggerListener(tListener);
}
for (JobListener jListener : globalJobListeners) {
scheduler.getListenerManager().addJobListener(jListener);
}
if (loadInitSchedules) {
LOG.debug("Loading preconfigured jobs");
loadInitialSchedules();
}
// scheduler.addGlobalTriggerListener(globalTriggerListener);
if (isStartScheduler()) {
scheduler.start();
} else {
LOG.info("Scheduler Not Started, startScheduler=false");
}
} catch (Exception e) {
LOG.error("Failed to start scheduler.", e);
throw new IllegalStateException("Scheduler cannot start!", e);
}
}
public static boolean dbWrite(java.lang.String param0, java.lang.Object[] param1) {
org.sakaiproject.db.api.SqlService service = getInstance();
if (service == null) return false;
return service.dbWrite(param0, param1);
}