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TriggerRouterService.java
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TriggerRouterService.java
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/**
* Licensed to JumpMind Inc under one or more contributor
* license agreements. See the NOTICE file distributed
* with this work for additional information regarding
* copyright ownership. JumpMind Inc licenses this file
* to you under the GNU General Public License, version 3.0 (GPLv3)
* (the "License"); you may not use this file except in compliance
* with the License.
*
* You should have received a copy of the GNU General Public License,
* version 3.0 (GPLv3) along with this library; if not, see
* <http://www.gnu.org/licenses/>.
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.jumpmind.symmetric.service.impl;
import static org.apache.commons.lang.StringUtils.isBlank;
import java.sql.Types;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.commons.lang.StringUtils;
import org.jumpmind.db.model.Column;
import org.jumpmind.db.model.Database;
import org.jumpmind.db.model.Table;
import org.jumpmind.db.sql.ISqlRowMapper;
import org.jumpmind.db.sql.ISqlTransaction;
import org.jumpmind.db.sql.Row;
import org.jumpmind.symmetric.ISymmetricEngine;
import org.jumpmind.symmetric.SymmetricException;
import org.jumpmind.symmetric.Version;
import org.jumpmind.symmetric.common.Constants;
import org.jumpmind.symmetric.common.ParameterConstants;
import org.jumpmind.symmetric.common.TableConstants;
import org.jumpmind.symmetric.config.ITriggerCreationListener;
import org.jumpmind.symmetric.config.TriggerFailureListener;
import org.jumpmind.symmetric.config.TriggerSelector;
import org.jumpmind.symmetric.io.data.DataEventType;
import org.jumpmind.symmetric.model.Channel;
import org.jumpmind.symmetric.model.Lock;
import org.jumpmind.symmetric.model.NodeGroupLink;
import org.jumpmind.symmetric.model.NodeSecurity;
import org.jumpmind.symmetric.model.Router;
import org.jumpmind.symmetric.model.Trigger;
import org.jumpmind.symmetric.model.TriggerHistory;
import org.jumpmind.symmetric.model.TriggerReBuildReason;
import org.jumpmind.symmetric.model.TriggerRouter;
import org.jumpmind.symmetric.route.ConfigurationChangedDataRouter;
import org.jumpmind.symmetric.route.FileSyncDataRouter;
import org.jumpmind.symmetric.service.ClusterConstants;
import org.jumpmind.symmetric.service.IClusterService;
import org.jumpmind.symmetric.service.IConfigurationService;
import org.jumpmind.symmetric.service.IExtensionService;
import org.jumpmind.symmetric.service.IGroupletService;
import org.jumpmind.symmetric.service.INodeService;
import org.jumpmind.symmetric.service.IParameterService;
import org.jumpmind.symmetric.service.ISequenceService;
import org.jumpmind.symmetric.service.ITriggerRouterService;
import org.jumpmind.symmetric.statistic.IStatisticManager;
import org.jumpmind.util.FormatUtils;
/**
* @see ITriggerRouterService
*/
public class TriggerRouterService extends AbstractService implements ITriggerRouterService {
private IClusterService clusterService;
private IConfigurationService configurationService;
private ISequenceService sequenceService;
private IExtensionService extensionService;
private IParameterService parameterService;
private Map<String, Router> routersCache;
private long routersCacheTime;
private Map<String, Trigger> triggersCache;
private long triggersCacheTime;
private long triggerRoutersCacheTime;
private Map<String, TriggerRoutersCache> triggerRouterCacheByNodeGroupId = new HashMap<String, TriggerRoutersCache>();
private Map<String, List<TriggerRouter>> triggerRouterCacheByChannel = new HashMap<String, List<TriggerRouter>>();
private List<TriggerRouter> triggerRoutersCache = new ArrayList<TriggerRouter>();
private long triggerRouterPerNodeCacheTime;
private long triggerRouterPerChannelCacheTime;
private TriggerFailureListener failureListener = new TriggerFailureListener();
private IStatisticManager statisticManager;
private IGroupletService groupletService;
private INodeService nodeService;
private List<String> extraConfigTables = new ArrayList<String>();
private Date lastUpdateTime;
private Object cacheLock = new Object();
/**
* Cache the history for performance. History never changes and does not
* grow big so this should be OK.
*/
private Map<Integer, TriggerHistory> historyMap = Collections.synchronizedMap(new HashMap<Integer, TriggerHistory>());
public TriggerRouterService(ISymmetricEngine engine) {
super(engine.getParameterService(), engine.getSymmetricDialect());
this.clusterService = engine.getClusterService();
this.configurationService = engine.getConfigurationService();
this.statisticManager = engine.getStatisticManager();
this.groupletService = engine.getGroupletService();
this.nodeService = engine.getNodeService();
this.sequenceService = engine.getSequenceService();
this.extensionService = engine.getExtensionService();
this.parameterService = engine.getParameterService();
engine.getExtensionService().addExtensionPoint(failureListener);
setSqlMap(new TriggerRouterServiceSqlMap(symmetricDialect.getPlatform(),
createSqlReplacementTokens()));
}
public boolean refreshFromDatabase() {
Date date1 = sqlTemplate.queryForObject(getSql("selectMaxTriggerLastUpdateTime"), Date.class);
Date date2 = sqlTemplate.queryForObject(getSql("selectMaxRouterLastUpdateTime"), Date.class);
Date date3 = sqlTemplate.queryForObject(getSql("selectMaxTriggerRouterLastUpdateTime"), Date.class);
Date date = maxDate(date1, date2, date3);
if (date != null) {
if (lastUpdateTime == null || lastUpdateTime.before(date)) {
if (lastUpdateTime != null) {
log.info("Newer trigger router settings were detected");
}
lastUpdateTime = date;
clearCache();
return true;
}
}
return false;
}
public List<Trigger> getTriggers() {
return getTriggers(true);
}
public List<Trigger> getTriggers(boolean replaceTokens) {
List<Trigger> triggers = sqlTemplate.query("select "
+ getSql("selectTriggersColumnList", "selectTriggersSql"), new TriggerMapper());
if (replaceTokens) {
@SuppressWarnings({ "rawtypes", "unchecked" })
Map<String, String> replacements = (Map) parameterService.getAllParameters();
for (Trigger trigger : triggers) {
trigger.setSourceCatalogName(FormatUtils.replaceTokens(trigger.getSourceCatalogName(), replacements, true));
trigger.setSourceSchemaName(FormatUtils.replaceTokens(trigger.getSourceSchemaName(), replacements, true));
trigger.setSourceTableName(FormatUtils.replaceTokens(trigger.getSourceTableName(), replacements, true));
}
}
return triggers;
}
public boolean isTriggerBeingUsed(String triggerId) {
return sqlTemplate.queryForInt(getSql("countTriggerRoutersByTriggerIdSql"), triggerId) > 0;
}
public boolean doesTriggerExist(String triggerId) {
return sqlTemplate.queryForInt(getSql("countTriggerByTriggerIdSql"), triggerId) > 0;
}
public boolean doesTriggerExistForTable(String tableName) {
return sqlTemplate.queryForInt(getSql("countTriggerByTableNameSql"), tableName) > 0;
}
public void deleteTrigger(Trigger trigger) {
sqlTemplate.update(getSql("deleteTriggerSql"), (Object) trigger.getTriggerId());
}
public void dropTriggers() {
List<TriggerHistory> activeHistories = getActiveTriggerHistories();
for (TriggerHistory history : activeHistories) {
if (!TableConstants.getTables(symmetricDialect.getTablePrefix()).contains(
history.getSourceTableName())) {
dropTriggers(history, (StringBuilder) null);
}
}
}
public void dropTriggers(Set<String> tables) {
List<TriggerHistory> activeHistories = null;
for (String table : tables) {
if (doesTriggerExistForTable(table)) {
activeHistories = this.getActiveTriggerHistories(table);
for (TriggerHistory history : activeHistories) {
dropTriggers(history, (StringBuilder) null);
}
}
}
}
protected void deleteTriggerHistory(TriggerHistory history) {
sqlTemplate.update(getSql("deleteTriggerHistorySql"), history.getTriggerHistoryId());
}
public void createTriggersOnChannelForTables(String channelId, String catalogName,
String schemaName, List<String> tables, String lastUpdateBy) {
List<Trigger> createdTriggers = new ArrayList<Trigger>();
List<Trigger> existingTriggers = getTriggers();
for (String table : tables) {
Trigger trigger = new Trigger();
trigger.setChannelId(channelId);
trigger.setSourceCatalogName(catalogName);
trigger.setSourceSchemaName(schemaName);
trigger.setSourceTableName(table);
String triggerId = table;
if (table.length() > 50) {
triggerId = table.substring(0,13) + "_" + UUID.randomUUID().toString();
}
boolean uniqueNameCreated = false;
int suffix = 0;
while (!uniqueNameCreated) {
String triggerIdPriorToCheck = triggerId;
for (Trigger existingTrigger : existingTriggers) {
if (triggerId.equals(existingTrigger.getTriggerId())) {
String suffixString = "_" + suffix;
if (suffix == 0) {
triggerId = triggerId + suffixString;
} else {
triggerId = triggerId.substring(0, triggerId.length()
- ("_" + (suffix - 1)).length())
+ suffixString;
}
suffix++;
}
}
if (triggerId.equals(triggerIdPriorToCheck)) {
uniqueNameCreated = true;
}
}
trigger.setTriggerId(triggerId);
trigger.setLastUpdateBy(lastUpdateBy);
trigger.setLastUpdateTime(new Date());
trigger.setCreateTime(new Date());
saveTrigger(trigger);
createdTriggers.add(trigger);
}
}
public Collection<Trigger> findMatchingTriggers(List<Trigger> triggers, String catalog, String schema,
String table) {
Set<Trigger> matches = new HashSet<Trigger>();
for (Trigger trigger : triggers) {
boolean catalogMatches = trigger.isSourceCatalogNameWildCarded()
|| (catalog == null && trigger.getSourceCatalogName() == null)
|| (StringUtils.isBlank(trigger.getSourceCatalogName())
&& StringUtils.isNotBlank(catalog) && catalog.equals(platform.getDefaultCatalog()))
|| (StringUtils.isNotBlank(catalog) && catalog.equals(trigger
.getSourceCatalogName()));
boolean schemaMatches = trigger.isSourceSchemaNameWildCarded()
|| (schema == null && trigger.getSourceSchemaName() == null)
|| (StringUtils.isBlank(trigger.getSourceSchemaName())
&& StringUtils.isNotBlank(schema) && schema.equals(platform.getDefaultSchema()))
|| (StringUtils.isNotBlank(schema) && schema.equals(trigger
.getSourceSchemaName()));
boolean tableMatches = trigger.isSourceTableNameWildCarded()
|| table.equalsIgnoreCase(trigger.getSourceTableName());
if (catalogMatches && schemaMatches && tableMatches) {
matches.add(trigger);
}
}
return matches;
}
public void inactivateTriggerHistory(TriggerHistory history) {
sqlTemplate.update(getSql("inactivateTriggerHistorySql"),
new Object[] { history.getErrorMessage(), history.getTriggerHistoryId() },
new int[] { Types.VARCHAR, Types.INTEGER });
}
public Map<Long, TriggerHistory> getHistoryRecords() {
final Map<Long, TriggerHistory> retMap = new HashMap<Long, TriggerHistory>();
sqlTemplate.query(getSql("allTriggerHistSql"), new TriggerHistoryMapper(retMap));
return retMap;
}
protected boolean isTriggerNameInUse(List<TriggerHistory> activeTriggerHistories, Trigger trigger, String triggerName,
TriggerHistory oldhist) {
synchronized (activeTriggerHistories) {
for (TriggerHistory triggerHistory : activeTriggerHistories) {
if ((!triggerHistory.getTriggerId().equals(trigger.getTriggerId()) ||
((trigger.isSourceTableNameWildCarded() || trigger.isSourceCatalogNameWildCarded() || trigger.isSourceSchemaNameWildCarded()) &&
(oldhist == null || triggerHistory.getTriggerHistoryId() != oldhist.getTriggerHistoryId()))) &&
((triggerHistory.getNameForDeleteTrigger() != null && triggerHistory.getNameForDeleteTrigger().equals(triggerName)) ||
(triggerHistory.getNameForInsertTrigger() != null && triggerHistory.getNameForInsertTrigger().equals(triggerName)) ||
(triggerHistory.getNameForUpdateTrigger() != null && triggerHistory.getNameForUpdateTrigger().equals(triggerName)))) {
return true;
}
}
}
return false;
}
public TriggerHistory findTriggerHistory(String catalogName, String schemaName, String tableName) {
List<TriggerHistory> list = findTriggerHistories(catalogName, schemaName, tableName);
return list.size() > 0 ? list.get(0) : null;
}
public List<TriggerHistory> findTriggerHistories(String catalogName, String schemaName,
String tableName) {
List<TriggerHistory> listToReturn = new ArrayList<TriggerHistory>();
List<TriggerHistory> triggerHistories = getActiveTriggerHistories();
if (triggerHistories != null && triggerHistories.size() > 0) {
for (TriggerHistory triggerHistory : triggerHistories) {
boolean matches = true;
if (StringUtils.isNotBlank(catalogName)) {
matches = catalogName.equals(triggerHistory.getSourceCatalogName());
}
if (matches && StringUtils.isNotBlank(schemaName)) {
matches = schemaName.equals(triggerHistory.getSourceSchemaName());
}
if (matches && StringUtils.isNotBlank(tableName)) {
boolean ignoreCase = parameterService.is(ParameterConstants.DB_METADATA_IGNORE_CASE) &&
!FormatUtils.isMixedCase(tableName);
matches = ignoreCase ? triggerHistory.getSourceTableName().equalsIgnoreCase(tableName) :
triggerHistory.getSourceTableName().equals(tableName);
}
if (matches) {
listToReturn.add(triggerHistory);
}
}
}
return listToReturn;
}
public TriggerHistory getTriggerHistory(int histId) {
TriggerHistory history = historyMap.get(histId);
if (history == null && histId >= 0) {
history = sqlTemplate.queryForObject(getSql("triggerHistSql"),
new TriggerHistoryMapper(), histId);
if (history != null) {
historyMap.put(histId, history);
}
}
return history;
}
public List<TriggerHistory> getActiveTriggerHistories(Trigger trigger) {
List<TriggerHistory> active = sqlTemplate.query(getSql("allTriggerHistSql", "activeTriggerHistSqlByTriggerId"),
new TriggerHistoryMapper(), trigger.getTriggerId());
for (TriggerHistory triggerHistory : active) {
historyMap.put(triggerHistory.getTriggerHistoryId(), triggerHistory);
}
return active;
}
public TriggerHistory getNewestTriggerHistoryForTrigger(String triggerId, String catalogName,
String schemaName, String tableName) {
List<TriggerHistory> triggerHistories = sqlTemplate.query(getSql("latestTriggerHistSql"),
new TriggerHistoryMapper(), triggerId, tableName);
for (TriggerHistory triggerHistory : triggerHistories) {
if ((StringUtils.isBlank(catalogName) && StringUtils.isBlank(triggerHistory
.getSourceCatalogName()))
|| (StringUtils.isNotBlank(catalogName) && catalogName.equals(triggerHistory
.getSourceCatalogName()))) {
if ((StringUtils.isBlank(schemaName) && StringUtils.isBlank(triggerHistory
.getSourceSchemaName()))
|| (StringUtils.isNotBlank(schemaName) && schemaName.equals(triggerHistory
.getSourceSchemaName()))) {
return triggerHistory;
}
}
}
return null;
}
@SuppressWarnings("unchecked")
@Override
public List<TriggerHistory> getActiveTriggerHistoriesFromCache() {
return new ArrayList<TriggerHistory>(historyMap != null ? historyMap.values() : Collections.EMPTY_LIST);
}
/**
* Get a list of trigger histories that are currently active
*/
public List<TriggerHistory> getActiveTriggerHistories() {
List<TriggerHistory> histories = sqlTemplate.query(getSql("allTriggerHistSql", "activeTriggerHistSql"),
new TriggerHistoryMapper());
for (TriggerHistory triggerHistory : histories) {
historyMap.put(triggerHistory.getTriggerHistoryId(), triggerHistory);
}
return histories;
}
public List<TriggerHistory> getActiveTriggerHistories(String tableName) {
return sqlTemplate.query(getSql("allTriggerHistSql", "triggerHistBySourceTableWhereSql"),
new TriggerHistoryMapper(), tableName);
}
protected List<Trigger> buildTriggersForSymmetricTables(String version,
String... tablesToExclude) {
List<Trigger> triggers = new ArrayList<Trigger>();
List<String> tables = new ArrayList<String>(TableConstants.getConfigTables(symmetricDialect
.getTablePrefix()));
if (extraConfigTables != null) {
for (String extraTable : extraConfigTables) {
tables.add(extraTable);
}
}
List<Trigger> definedTriggers = getTriggers();
for (Trigger trigger : definedTriggers) {
if (tables.remove(trigger.getSourceTableName())) {
logOnce(String
.format("Not generating virtual triggers for %s because there is a user defined trigger already defined",
trigger.getSourceTableName()));
}
}
if (tablesToExclude != null) {
for (String tableToExclude : tablesToExclude) {
String tablename = TableConstants.getTableName(tablePrefix, tableToExclude);
if (!tables.remove(tablename)) {
if (!tables.remove(tablename.toUpperCase())) {
tables.remove(tablename.toLowerCase());
}
}
}
}
for (String tableName : tables) {
Trigger trigger = buildTriggerForSymmetricTable(tableName);
triggers.add(trigger);
}
return triggers;
}
protected Trigger buildTriggerForSymmetricTable(String tableName) {
boolean syncChanges = !TableConstants.getTablesThatDoNotSync(tablePrefix).contains(
tableName)
&& parameterService.is(ParameterConstants.AUTO_SYNC_CONFIGURATION);
boolean syncOnIncoming = !configurationService.isMasterToMaster() && (parameterService.is(
ParameterConstants.AUTO_SYNC_CONFIGURATION_ON_INCOMING, true)
|| tableName.equals(TableConstants.getTableName(tablePrefix,
TableConstants.SYM_TABLE_RELOAD_REQUEST)));
Trigger trigger = new Trigger();
trigger.setUseHandleKeyUpdates(false);
trigger.setTriggerId(tableName);
trigger.setSyncOnDelete(syncChanges);
trigger.setSyncOnInsert(syncChanges);
trigger.setSyncOnUpdate(syncChanges);
trigger.setSyncOnIncomingBatch(syncOnIncoming);
trigger.setSourceTableName(tableName);
trigger.setUseCaptureOldData(false);
if (TableConstants.getTableName(tablePrefix, TableConstants.SYM_NODE_HOST).equals(tableName)) {
trigger.setChannelId(Constants.CHANNEL_HEARTBEAT);
} else if (TableConstants.getTableName(tablePrefix, TableConstants.SYM_MONITOR_EVENT).equals(tableName)) {
trigger.setChannelId(Constants.CHANNEL_MONITOR);
} else if (TableConstants.getTableName(tablePrefix, TableConstants.SYM_FILE_SNAPSHOT)
.equals(tableName)) {
trigger.setChannelId(Constants.CHANNEL_DYNAMIC);
trigger.setChannelExpression("$(curTriggerValue).$(curColumnPrefix)" + platform.alterCaseToMatchDatabaseDefaultCase("channel_id"));
trigger.setReloadChannelId(Constants.CHANNEL_FILESYNC_RELOAD);
trigger.setUseCaptureOldData(true);
trigger.setSyncOnIncomingBatch(false);
boolean syncEnabled = parameterService.is(ParameterConstants.FILE_SYNC_ENABLE);
trigger.setSyncOnInsert(syncEnabled);
trigger.setSyncOnUpdate(syncEnabled); // Changed to false because of issues with the traffic file
trigger.setSyncOnDelete(false);
} else {
trigger.setChannelId(Constants.CHANNEL_CONFIG);
}
if (TableConstants.getTableName(tablePrefix, TableConstants.SYM_MONITOR_EVENT).equals(tableName)
&& !parameterService.is(ParameterConstants.MONITOR_EVENTS_CAPTURE_ENABLED)) {
trigger.setSyncOnInsert(false);
trigger.setSyncOnUpdate(false);
trigger.setSyncOnDelete(false);
}
if (!TableConstants.getTableName(tablePrefix, TableConstants.SYM_NODE_HOST)
.equals(tableName) &&
!TableConstants.getTableName(tablePrefix, TableConstants.SYM_NODE)
.equals(tableName) &&
!TableConstants.getTableName(tablePrefix, TableConstants.SYM_NODE_SECURITY)
.equals(tableName) &&
!TableConstants.getTableName(tablePrefix, TableConstants.SYM_TABLE_RELOAD_REQUEST)
.equals(tableName) &&
!TableConstants.getTableName(tablePrefix, TableConstants.SYM_FILE_SNAPSHOT)
.equals(tableName)) {
trigger.setUseCaptureLobs(true);
}
// little trick to force the rebuild of SymmetricDS triggers every time
// there is a new version of SymmetricDS
trigger.setLastUpdateTime(new Date(Version.version().hashCode()));
return trigger;
}
public List<TriggerRouter> buildTriggerRoutersForSymmetricTables(String version,
NodeGroupLink nodeGroupLink, String... tablesToExclude) {
int initialLoadOrder = 1;
List<Trigger> triggers = buildTriggersForSymmetricTables(version, tablesToExclude);
List<TriggerRouter> triggerRouters = new ArrayList<TriggerRouter>(triggers.size());
for (int j = 0; j < triggers.size(); j++) {
Trigger trigger = triggers.get(j);
TriggerRouter triggerRouter = buildTriggerRoutersForSymmetricTables(version, trigger,
nodeGroupLink);
triggerRouter.setInitialLoadOrder(initialLoadOrder++);
triggerRouters.add(triggerRouter);
}
return triggerRouters;
}
public String buildSymmetricTableRouterId(String triggerId, String sourceNodeGroupId, String targetNodeGroupId) {
return StringUtils.left(FormatUtils.replaceCharsToShortenName(String.format("%s_%s_2_%s", triggerId, sourceNodeGroupId, targetNodeGroupId)), 50);
}
protected TriggerRouter buildTriggerRoutersForSymmetricTables(String version, Trigger trigger,
NodeGroupLink nodeGroupLink) {
TriggerRouter triggerRouter = new TriggerRouter();
triggerRouter.setTrigger(trigger);
Router router = triggerRouter.getRouter();
router.setRouterId(buildSymmetricTableRouterId(trigger.getTriggerId(), nodeGroupLink.getSourceNodeGroupId(), nodeGroupLink.getTargetNodeGroupId()));
if (TableConstants.getTableName(tablePrefix, TableConstants.SYM_FILE_SNAPSHOT).equals(
trigger.getSourceTableName())) {
router.setRouterType(FileSyncDataRouter.ROUTER_TYPE);
} else {
router.setRouterType(ConfigurationChangedDataRouter.ROUTER_TYPE);
}
router.setNodeGroupLink(nodeGroupLink);
router.setLastUpdateTime(trigger.getLastUpdateTime());
triggerRouter.setLastUpdateTime(trigger.getLastUpdateTime());
return triggerRouter;
}
public Set<TriggerRouter> getTriggerRouterForTableForCurrentNode(String catalogName,
String schemaName, String tableName, boolean refreshCache) {
return getTriggerRouterForTableForCurrentNode(null, catalogName, schemaName, tableName,
refreshCache);
}
public Set<TriggerRouter> getTriggerRouterForTableForCurrentNode(NodeGroupLink link,
String catalogName, String schemaName, String tableName, boolean refreshCache) {
TriggerRoutersCache cache = getTriggerRoutersCacheForCurrentNode(refreshCache);
Collection<List<TriggerRouter>> triggerRouters = cache.triggerRoutersByTriggerId.values();
HashSet<TriggerRouter> returnList = new HashSet<TriggerRouter>();
for (List<TriggerRouter> list : triggerRouters) {
for (TriggerRouter triggerRouter : list) {
if (isMatch(link, triggerRouter)
&& isMatch(catalogName, schemaName, tableName, triggerRouter.getTrigger())) {
returnList.add(triggerRouter);
}
}
}
return returnList;
}
protected boolean isMatch(NodeGroupLink link, TriggerRouter router) {
if (link != null && router != null && router.getRouter() != null) {
return link.getSourceNodeGroupId().equals(
router.getRouter().getNodeGroupLink().getSourceNodeGroupId())
&& link.getTargetNodeGroupId().equals(
router.getRouter().getNodeGroupLink().getTargetNodeGroupId());
} else {
return true;
}
}
protected boolean isMatch(String catalogName, String schemaName, String tableName,
Trigger trigger) {
if (!StringUtils.isBlank(tableName) && !tableName.equals(trigger.getSourceTableName())) {
return false;
} else if (StringUtils.isBlank(tableName)
&& !StringUtils.isBlank(trigger.getSourceTableName())) {
return false;
} else if (!StringUtils.isBlank(catalogName)
&& !catalogName.equals(trigger.getSourceCatalogName())) {
return false;
} else if (StringUtils.isBlank(catalogName)
&& !StringUtils.isBlank(trigger.getSourceCatalogName())) {
return false;
} else if (!StringUtils.isBlank(schemaName)
&& !schemaName.equals(trigger.getSourceSchemaName())) {
return false;
} else if (StringUtils.isBlank(schemaName)
&& !StringUtils.isBlank(trigger.getSourceSchemaName())) {
return false;
} else {
return true;
}
}
/**
* Create a list of {@link TriggerRouter} for the SymmetricDS tables that
* should have triggers created for them on the current node.
*/
protected List<TriggerRouter> getConfigurationTablesTriggerRoutersForCurrentNode(
String sourceNodeGroupId) {
List<TriggerRouter> triggerRouters = new ArrayList<TriggerRouter>();
List<NodeGroupLink> links = configurationService.getNodeGroupLinksFor(sourceNodeGroupId, false);
for (NodeGroupLink nodeGroupLink : links) {
triggerRouters.addAll(buildTriggerRoutersForSymmetricTables(Version.version(),
nodeGroupLink));
}
return triggerRouters;
}
protected void mergeInConfigurationTablesTriggerRoutersForCurrentNode(String sourceNodeGroupId,
List<TriggerRouter> configuredInDatabase) {
List<TriggerRouter> virtualConfigTriggers = getConfigurationTablesTriggerRoutersForCurrentNode(sourceNodeGroupId);
for (TriggerRouter trigger : virtualConfigTriggers) {
if (trigger.getRouter().getNodeGroupLink().getSourceNodeGroupId()
.equalsIgnoreCase(sourceNodeGroupId)
&& !doesTriggerRouterExistInList(configuredInDatabase, trigger)) {
configuredInDatabase.add(trigger);
}
}
}
protected boolean doesTriggerRouterExistInList(List<TriggerRouter> triggerRouters,
TriggerRouter triggerRouter) {
for (TriggerRouter checkMe : triggerRouters) {
if (checkMe.isSame(triggerRouter)) {
return true;
}
}
return false;
}
public TriggerRouter getTriggerRouterForCurrentNode(String triggerId, String routerId, boolean refreshCache) {
TriggerRouter triggerRouter = null;
List<TriggerRouter> triggerRouters = getTriggerRoutersForCurrentNode(refreshCache).get(triggerId);
if (triggerRouters != null) {
for (TriggerRouter testTriggerRouter : triggerRouters) {
if (ConfigurationChangedDataRouter.ROUTER_TYPE.equals(testTriggerRouter.getRouter().getRouterType()) ||
testTriggerRouter.getRouter().getRouterId().equals(routerId)
|| routerId.equals(Constants.UNKNOWN_ROUTER_ID)) {
triggerRouter = testTriggerRouter;
break;
}
}
}
if (triggerRouter == null) {
log.warn("Could not find trigger router [{}:{}] in list {}", new Object[] {triggerId, routerId, triggerRouters == null ? 0 : triggerRouters.toString()});
}
return triggerRouter;
}
public Map<String, List<TriggerRouter>> getTriggerRoutersForCurrentNode(boolean refreshCache) {
return getTriggerRoutersCacheForCurrentNode(refreshCache).triggerRoutersByTriggerId;
}
public List<Trigger> getTriggersForCurrentNode(boolean refreshCache) {
Map<String, List<TriggerRouter>> triggerRouters = getTriggerRoutersForCurrentNode(refreshCache);
List<Trigger> triggers = new ArrayList<Trigger>(triggerRouters.size());
for (List<TriggerRouter> list : triggerRouters.values()) {
if (list.size() > 0) {
triggers.add(list.get(0).getTrigger());
}
}
return triggers;
}
protected TriggerRoutersCache getTriggerRoutersCacheForCurrentNode(boolean refreshCache) {
String myNodeGroupId = parameterService.getNodeGroupId();
long triggerRouterCacheTimeoutInMs = parameterService
.getLong(ParameterConstants.CACHE_TIMEOUT_TRIGGER_ROUTER_IN_MS);
TriggerRoutersCache cache = triggerRouterCacheByNodeGroupId == null ? null
: triggerRouterCacheByNodeGroupId.get(myNodeGroupId);
if (cache == null
|| refreshCache
|| System.currentTimeMillis() - this.triggerRouterPerNodeCacheTime > triggerRouterCacheTimeoutInMs) {
synchronized (cacheLock) {
this.triggerRouterPerNodeCacheTime = System.currentTimeMillis();
Map<String, TriggerRoutersCache> newTriggerRouterCacheByNodeGroupId = new HashMap<String, TriggerRoutersCache>();
List<TriggerRouter> triggerRouters = getAllTriggerRoutersForCurrentNode(myNodeGroupId);
Map<String, List<TriggerRouter>> triggerRoutersByTriggerId = new HashMap<String, List<TriggerRouter>>(
triggerRouters.size());
Map<String, Router> routers = new HashMap<String, Router>(triggerRouters.size());
for (TriggerRouter triggerRouter : triggerRouters) {
if (triggerRouter.isEnabled()) {
boolean sourceEnabled = groupletService.isSourceEnabled(triggerRouter);
if (sourceEnabled) {
String triggerId = triggerRouter.getTrigger().getTriggerId();
List<TriggerRouter> list = triggerRoutersByTriggerId.get(triggerId);
if (list == null) {
list = new ArrayList<TriggerRouter>();
triggerRoutersByTriggerId.put(triggerId, list);
}
list.add(triggerRouter);
routers.put(triggerRouter.getRouter().getRouterId(),
triggerRouter.getRouter());
}
}
}
newTriggerRouterCacheByNodeGroupId.put(myNodeGroupId, new TriggerRoutersCache(
triggerRoutersByTriggerId, routers));
this.triggerRouterCacheByNodeGroupId = newTriggerRouterCacheByNodeGroupId;
cache = triggerRouterCacheByNodeGroupId == null ? null
: triggerRouterCacheByNodeGroupId.get(myNodeGroupId);
}
}
return cache;
}
/**
* @see ITriggerRouterService#getActiveRouterByIdForCurrentNode(String,
* boolean)
*/
public Router getActiveRouterByIdForCurrentNode(String routerId, boolean refreshCache) {
return getTriggerRoutersCacheForCurrentNode(refreshCache).routersByRouterId.get(routerId);
}
/**
* @see ITriggerRouterService#getRoutersByGroupLink(NodeGroupLink)
*/
public List<Router> getRoutersByGroupLink(NodeGroupLink link) {
return sqlTemplate.query(
getSql("select", "selectRoutersColumnList", "selectRouterByNodeGroupLinkWhereSql"),
new RouterMapper(configurationService.getNodeGroupLinks(false)), link.getSourceNodeGroupId(), link.getTargetNodeGroupId());
}
public Trigger getTriggerForCurrentNodeById(String triggerId) {
List<Trigger> triggers = getTriggersForCurrentNode();
for (Trigger trigger : triggers) {
if (trigger.getTriggerId().equals(triggerId)) {
return trigger;
}
}
return null;
}
public Trigger getTriggerById(String triggerId) {
return getTriggerById(triggerId, true);
}
public Trigger getTriggerById(String triggerId, boolean refreshCache) {
Trigger trigger = null;
final long triggerCacheTimeoutInMs = parameterService
.getLong(ParameterConstants.CACHE_TIMEOUT_TRIGGER_ROUTER_IN_MS);
Map<String, Trigger> cache = this.triggersCache;
if (cache == null || !cache.containsKey(triggerId) || refreshCache
|| (System.currentTimeMillis() - this.triggersCacheTime) > triggerCacheTimeoutInMs) {
synchronized (cacheLock) {
this.triggersCacheTime = System.currentTimeMillis();
List<Trigger> triggers = new ArrayList<Trigger>(getTriggers());
triggers.addAll(buildTriggersForSymmetricTables(Version.version()));
cache = new HashMap<String, Trigger>(triggers.size());
for (Trigger t : triggers) {
cache.put(t.getTriggerId(), t);
}
this.triggersCache = cache;
}
}
trigger = cache.get(triggerId);
if (trigger == null && !refreshCache) {
trigger = getTriggerById(triggerId, true);
}
return trigger;
}
public Router getRouterById(String routerId) {
return getRouterById(routerId, true);
}
public Router getRouterById(String routerId, boolean refreshCache) {
final long routerCacheTimeoutInMs = parameterService
.getLong(ParameterConstants.CACHE_TIMEOUT_TRIGGER_ROUTER_IN_MS);
Map<String, Router> cache = this.routersCache;
if (cache == null || refreshCache
|| System.currentTimeMillis() - this.routersCacheTime > routerCacheTimeoutInMs) {
synchronized (cacheLock) {
this.routersCacheTime = System.currentTimeMillis();
List<Router> routers = getRouters();
cache = new HashMap<String, Router>(routers.size());
for (Router router : routers) {
cache.put(router.getRouterId(), router);
}
this.routersCache = cache;
}
}
return cache.get(routerId);
}
public List<Router> getRouters() {
return getRouters(true);
}
public List<Router> getRouters(boolean replaceVariables) {
List<Router> routers = sqlTemplate.query(getSql("select ", "selectRoutersColumnList", "selectRoutersSql"),
new RouterMapper(configurationService.getNodeGroupLinks(false)));
if (replaceVariables) {
@SuppressWarnings({ "rawtypes", "unchecked" })
Map<String, String> replacements = (Map) parameterService.getAllParameters();
for (Router router : routers) {
router.setTargetCatalogName(FormatUtils.replaceTokens(router.getTargetCatalogName(), replacements, true));
router.setTargetSchemaName(FormatUtils.replaceTokens(router.getTargetSchemaName(), replacements, true));
router.setTargetTableName(FormatUtils.replaceTokens(router.getTargetTableName(), replacements, true));
}
}
return routers;
}
private String getTriggerRouterSql(String sql) {
return getSql("select ", "selectTriggerRoutersColumnList", "selectTriggerRoutersSql", sql);
}
public List<TriggerRouter> getTriggerRouters(boolean refreshCache) {
long triggerRouterCacheTimeoutInMs = parameterService
.getLong(ParameterConstants.CACHE_TIMEOUT_TRIGGER_ROUTER_IN_MS);
List<TriggerRouter> testValue = triggerRoutersCache;
if (testValue == null
|| refreshCache
|| System.currentTimeMillis() - this.triggerRoutersCacheTime > triggerRouterCacheTimeoutInMs) {
synchronized (cacheLock) {
List<TriggerRouter> newValue = enhanceTriggerRouters(sqlTemplate.query(
getTriggerRouterSql(null), new TriggerRouterMapper()));
triggerRoutersCache = newValue;
testValue = newValue;
triggerRoutersCacheTime = System.currentTimeMillis();
}
}
return testValue;
}
public List<TriggerRouter> getAllTriggerRoutersForCurrentNode(String sourceNodeGroupId) {
List<TriggerRouter> triggerRouters = enhanceTriggerRouters(sqlTemplate.query(
getTriggerRouterSql("activeTriggersForSourceNodeGroupSql"),
new TriggerRouterMapper(), sourceNodeGroupId));
mergeInConfigurationTablesTriggerRoutersForCurrentNode(sourceNodeGroupId, triggerRouters);
return triggerRouters;
}
public List<TriggerRouter> getAllTriggerRoutersForReloadForCurrentNode(
String sourceNodeGroupId, String targetNodeGroupId) {
return enhanceTriggerRouters(sqlTemplate.query(
getTriggerRouterSql("activeTriggersForReloadSql"), new TriggerRouterMapper(),
sourceNodeGroupId, targetNodeGroupId, Constants.CHANNEL_CONFIG));
}
public TriggerRouter findTriggerRouterById(String triggerId, String routerId){
return findTriggerRouterById(triggerId, routerId, true);
}
public TriggerRouter findTriggerRouterById(String triggerId, String routerId, boolean refreshCache) {
List<TriggerRouter> configs = (List<TriggerRouter>) sqlTemplate.query(
getTriggerRouterSql("selectTriggerRouterSql"), new TriggerRouterMapper(),
triggerId, routerId);
if (configs.size() > 0) {
TriggerRouter triggerRouter = configs.get(0);
triggerRouter.setRouter(getRouterById(triggerRouter.getRouter().getRouterId(), refreshCache));
triggerRouter.setTrigger(getTriggerById(triggerRouter.getTrigger().getTriggerId(), refreshCache));
return triggerRouter;
} else {
return null;
}
}
private List<TriggerRouter> enhanceTriggerRouters(List<TriggerRouter> triggerRouters) {
HashMap<String, Router> routersById = new HashMap<String, Router>();
for (Router router : getRouters()) {
routersById.put(router.getRouterId().trim().toUpperCase(), router);
}
HashMap<String, Trigger> triggersById = new HashMap<String, Trigger>();
for (Trigger trigger : getTriggers()) {
triggersById.put(trigger.getTriggerId().trim().toUpperCase(), trigger);
}
for (TriggerRouter triggerRouter : triggerRouters) {
triggerRouter.setTrigger(triggersById.get(triggerRouter.getTrigger().getTriggerId().trim().toUpperCase()));
triggerRouter.setRouter(routersById.get(triggerRouter.getRouter().getRouterId().trim().toUpperCase()));
}
return triggerRouters;
}
public Map<String, List<TriggerRouter>> getTriggerRoutersByChannel(String nodeGroupId) {
return getTriggerRoutersByChannel(nodeGroupId, false);
}
public Map<String, List<TriggerRouter>> getTriggerRoutersByChannel(String nodeGroupId,
boolean refreshCache) {
long triggerRouterCacheTimeoutInMs = parameterService
.getLong(ParameterConstants.CACHE_TIMEOUT_TRIGGER_ROUTER_IN_MS);
Map<String, List<TriggerRouter>> testValue = triggerRouterCacheByChannel;
if (testValue == null
|| refreshCache
|| System.currentTimeMillis() - this.triggerRouterPerChannelCacheTime > triggerRouterCacheTimeoutInMs) {
synchronized (cacheLock) {
testValue = triggerRouterCacheByChannel;
if (testValue == null || refreshCache
|| System.currentTimeMillis() - this.triggerRouterPerChannelCacheTime > triggerRouterCacheTimeoutInMs) {
final Map<String, List<TriggerRouter>> newValue = new HashMap<String, List<TriggerRouter>>();
this.triggerRouterPerChannelCacheTime = System.currentTimeMillis();
List<TriggerRouter> triggerRouters = enhanceTriggerRouters(sqlTemplate.query(
getTriggerRouterSql("selectGroupTriggersSql"), new TriggerRouterMapper(), nodeGroupId, nodeGroupId));
for (TriggerRouter triggerRouter : triggerRouters) {
List<TriggerRouter> list = newValue.get(triggerRouter.getTrigger().getChannelId());
if (list == null) {
list = new ArrayList<TriggerRouter>();
newValue.put(triggerRouter.getTrigger().getChannelId(), list);
}
list.add(triggerRouter);
}
triggerRouterCacheByChannel = newValue;
testValue = newValue;
}
}
}
return testValue;
}
public void insert(TriggerHistory newHistRecord) {
if (newHistRecord.getTriggerHistoryId() <= 0) {
newHistRecord.setTriggerHistoryId((int)sequenceService.nextVal(Constants.SEQUENCE_TRIGGER_HIST));
}
historyMap.put(newHistRecord.getTriggerHistoryId(), newHistRecord);
sqlTemplate.update(
getSql("insertTriggerHistorySql"),
new Object[] { newHistRecord.getTriggerHistoryId(), newHistRecord.getTriggerId(), newHistRecord.getSourceTableName(),
newHistRecord.getTableHash(), newHistRecord.getCreateTime(),
newHistRecord.getColumnNames(), newHistRecord.getPkColumnNames(),
newHistRecord.getLastTriggerBuildReason().getCode(),
newHistRecord.getNameForDeleteTrigger(),
newHistRecord.getNameForInsertTrigger(),
newHistRecord.getNameForUpdateTrigger(),
newHistRecord.getSourceSchemaName(), newHistRecord.getSourceCatalogName(),
newHistRecord.getTriggerRowHash(), newHistRecord.getTriggerTemplateHash(),
newHistRecord.getErrorMessage() },
new int[] { Types.INTEGER, Types.VARCHAR, Types.VARCHAR, Types.BIGINT, Types.TIMESTAMP,
Types.VARCHAR, Types.VARCHAR, Types.CHAR, Types.VARCHAR, Types.VARCHAR,
Types.VARCHAR, Types.VARCHAR, Types.VARCHAR, Types.BIGINT, Types.BIGINT,
Types.VARCHAR });
}
@Override
public void deleteTriggerRouter(String triggerId, String routerId) {
sqlTemplate.update(getSql("deleteTriggerRouterSql"), triggerId, routerId);
clearCache();
}
public void deleteTriggerRouter(TriggerRouter triggerRouter) {
sqlTemplate.update(getSql("deleteTriggerRouterSql"), (Object) triggerRouter.getTrigger()
.getTriggerId(), triggerRouter.getRouter().getRouterId());
clearCache();
}
public void deleteAllTriggerRouters() {
sqlTemplate.update(getSql("deleteAllTriggerRoutersSql"));
clearCache();
}
public void saveTriggerRouter(TriggerRouter triggerRouter) {
saveTriggerRouter(triggerRouter, false);
}