/**
* 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.db.db2;
import java.util.HashMap;
import org.jumpmind.symmetric.db.AbstractTriggerTemplate;
import org.jumpmind.symmetric.db.ISymmetricDialect;
public class Db2TriggerTemplate extends AbstractTriggerTemplate {
public Db2TriggerTemplate(ISymmetricDialect symmetricDialect) {
super(symmetricDialect);
emptyColumnTemplate = "''" ;
stringColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || replace(replace($(tableAlias).\"$(columnName)\",'\\','\\\\'),'\"','\\\"') || '\"' end" ;
xmlColumnTemplate = null;
arrayColumnTemplate = null;
numberColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || trim(char($(tableAlias).\"$(columnName)\")) || '\"' end" ;
datetimeColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || rtrim(char(year(timestamp_iso($(tableAlias).\"$(columnName)\"))))||'-'||substr(digits(month(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||'-'||substr(digits(day(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||' '||substr(digits(hour(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||':'||substr(digits(minute(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||':'||substr(digits(second(timestamp_iso($(tableAlias).\"$(columnName)\"))),9)||'.'||rtrim(char(microsecond(timestamp_iso($(tableAlias).\"$(columnName)\")))) || '\"' end" ;
timeColumnTemplate = null;
dateColumnTemplate = null;
clobColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || replace(replace(cast($(tableAlias).\"$(columnName)\" as varchar(32672)),'\\','\\\\'),'\"','\\\"') || '\"' end" ;
blobColumnTemplate = "case when $(tableAlias).\"$(columnName)\" is null then '' else '\"' || hex(cast($(tableAlias).\"$(columnName)\" as varchar(16336) for bit data)) || '\"' end" ;
wrappedBlobColumnTemplate = null;
booleanColumnTemplate = null;
triggerConcatCharacter = "||" ;
newTriggerValue = "new" ;
oldTriggerValue = "old" ;
oldColumnPrefix = "" ;
newColumnPrefix = "" ;
otherColumnTemplate = null;
sqlTemplates = new HashMap<String,String>();
sqlTemplates.put("insertTriggerTemplate" ,
"CREATE TRIGGER $(schemaName)$(triggerName) \n"+
" AFTER INSERT ON $(schemaName)$(tableName) \n"+
" REFERENCING NEW AS NEW \n"+
" FOR EACH ROW MODE DB2SQL \n"+
" BEGIN ATOMIC \n"+
" IF $(syncOnInsertCondition) and $(syncOnIncomingBatchCondition) then \n"+
" INSERT into $(defaultSchema)$(prefixName)_data \n"+
" (table_name, event_type, trigger_hist_id, row_data, channel_id, transaction_id, source_node_id, external_data, create_time) \n"+
" VALUES('$(targetTableName)', 'I', $(triggerHistoryId), \n"+
" $(columns), \n"+
" $(channelExpression), $(txIdExpression), $(sourceNodeExpression), \n"+
" $(externalSelect), \n"+
" CURRENT_TIMESTAMP); \n"+
" END IF; \n"+
" $(custom_on_insert_text) \n"+
" END " );
sqlTemplates.put("updateTriggerTemplate" ,
"CREATE TRIGGER $(schemaName)$(triggerName) \n"+
" AFTER UPDATE ON $(schemaName)$(tableName) \n"+
" REFERENCING OLD AS OLD NEW AS NEW \n"+
" FOR EACH ROW MODE DB2SQL \n"+
" BEGIN ATOMIC \n"+
" DECLARE var_row_data VARCHAR(16336); \n"+
" DECLARE var_old_data VARCHAR(16336); \n"+
" IF $(syncOnUpdateCondition) and $(syncOnIncomingBatchCondition) then \n"+
" SET var_row_data = $(columns); \n"+
" SET var_old_data = $(oldColumns); \n"+
" IF $(dataHasChangedCondition) THEN \n"+
" INSERT into $(defaultSchema)$(prefixName)_data \n"+
" (table_name, event_type, trigger_hist_id, pk_data, row_data, old_data, channel_id, transaction_id, source_node_id, external_data, create_time) \n"+
" VALUES('$(targetTableName)', 'U', $(triggerHistoryId), \n"+
" $(oldKeys), \n"+
" var_row_data, \n"+
" var_old_data, \n"+
" $(channelExpression), \n"+
" $(txIdExpression), \n"+
" $(sourceNodeExpression), \n"+
" $(externalSelect), \n"+
" CURRENT_TIMESTAMP); \n"+
" END IF; \n"+
" END IF; \n"+
" $(custom_on_update_text) \n"+
" END " );
sqlTemplates.put("deleteTriggerTemplate" ,
"CREATE TRIGGER $(schemaName)$(triggerName) \n"+
" AFTER DELETE ON $(schemaName)$(tableName) \n"+
" REFERENCING OLD AS OLD \n"+
" FOR EACH ROW MODE DB2SQL \n"+
" BEGIN ATOMIC \n"+
" IF $(syncOnDeleteCondition) and $(syncOnIncomingBatchCondition) then \n"+
" INSERT into $(defaultSchema)$(prefixName)_data \n"+
" (table_name, event_type, trigger_hist_id, pk_data, old_data, channel_id, transaction_id, source_node_id, external_data, create_time) \n"+
" VALUES ('$(targetTableName)', 'D', $(triggerHistoryId), \n"+
" $(oldKeys), \n"+
" $(oldColumns), \n"+
" $(channelExpression), \n"+
" $(txIdExpression), \n"+
" $(sourceNodeExpression), \n"+
" $(externalSelect), \n"+
" CURRENT_TIMESTAMP); \n"+
" END IF; \n"+
" $(custom_on_delete_text) \n"+
" END " );
sqlTemplates.put("initialLoadSqlTemplate" ,
"select $(columns) from $(schemaName)$(tableName) t where $(whereClause) " );
}
}