/
AseTriggerTemplate.java
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/
AseTriggerTemplate.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.db.ase;
import java.sql.Types;
import java.util.HashMap;
import org.apache.commons.lang.NotImplementedException;
import org.jumpmind.db.model.Column;
import org.jumpmind.db.model.Table;
import org.jumpmind.symmetric.db.AbstractTriggerTemplate;
import org.jumpmind.symmetric.db.ISymmetricDialect;
import org.jumpmind.symmetric.io.data.DataEventType;
import org.jumpmind.symmetric.model.Channel;
import org.jumpmind.symmetric.model.Trigger;
import org.jumpmind.symmetric.model.TriggerHistory;
import org.jumpmind.util.FormatUtils;
public class AseTriggerTemplate extends AbstractTriggerTemplate {
public AseTriggerTemplate(ISymmetricDialect symmetricDialect) {
super(symmetricDialect);
String quote = symmetricDialect.getPlatform()
.getDatabaseInfo().getDelimiterToken();
quote = quote == null ? "\"" : quote;
emptyColumnTemplate = "null" ;
stringColumnTemplate = "case when $(tableAlias)." + quote + "$(columnName)" + quote + " is null then null else '\"' + str_replace(str_replace($(tableAlias)." + quote + "$(columnName)" + quote + ",'\\','\\\\'),'\"','\\\"') + '\"' end" ;
numberColumnTemplate = "case when $(tableAlias)." + quote + "$(columnName)" + quote + " is null then null else ('\"' + convert(varchar,$(tableAlias)." + quote + "$(columnName)" + quote + ") + '\"') end" ;
datetimeColumnTemplate = "case when $(tableAlias)." + quote + "$(columnName)" + quote + " is null then null else ('\"' + str_replace(convert(varchar,$(tableAlias)." + quote + "$(columnName)" + quote + ",102),'.','-') + ' ' + right('00'+convert(varchar,datepart(HOUR,$(tableAlias)." + quote + "$(columnName)" + quote + ")),2)+':'+right('00'+convert(varchar,datepart(MINUTE,$(tableAlias)." + quote + "$(columnName)" + quote + ")),2)+':'+right('00'+convert(varchar,datepart(SECOND,$(tableAlias)." + quote + "$(columnName)" + quote + ")),2)+'.'+right('000'+convert(varchar,datepart(MILLISECOND,$(tableAlias)." + quote + "$(columnName)" + quote + ")),3) + '\"') end" ;
clobColumnTemplate = "case when datalength($(origTableAlias)." + quote + "$(columnName)" + quote + ") is null or datalength($(origTableAlias)." + quote + "$(columnName)" + quote + ")=0 then null else '\"' + str_replace(str_replace(cast($(origTableAlias)." + quote + "$(columnName)" + quote + " as varchar(16384)),'\\','\\\\'),'\"','\\\"') + '\"' end" ;
blobColumnTemplate = "case when $(origTableAlias)." + quote + "$(columnName)" + quote + " is null then null else '\"' + bintostr(convert(varbinary(16384),$(origTableAlias)." + quote + "$(columnName)" + quote + ")) + '\"' end" ;
binaryColumnTemplate = "case when $(tableAlias)." + quote + "$(columnName)" + quote + " is null then null else '\"' + bintostr(convert(varbinary(16384),$(tableAlias)." + quote + "$(columnName)" + quote + ")) + '\"' end" ;
imageColumnTemplate = "case when datalength($(origTableAlias)." + quote + "$(columnName)" + quote + ") is null or datalength($(origTableAlias)." + quote + "$(columnName)" + quote + ")=0 then null else '\"' + bintostr(convert(varbinary(16384),$(origTableAlias)." + quote + "$(columnName)" + quote + ")) + '\"' end" ;
booleanColumnTemplate = "case when $(tableAlias)." + quote + "$(columnName)" + quote + " is null then null when $(tableAlias)." + quote + "$(columnName)" + quote + " = 1 then '\"1\"' else '\"0\"' end" ;
triggerConcatCharacter = "+" ;
newTriggerValue = "inserted" ;
oldTriggerValue = "deleted" ;
oldColumnPrefix = "" ;
newColumnPrefix = "" ;
sqlTemplates = new HashMap<String,String>();
sqlTemplates.put("insertTriggerTemplate" ,
"create trigger $(triggerName) on $(schemaName)$(tableName) for insert as \n" +
" begin \n" +
" set nocount on \n" +
" declare @clientapplname varchar(50) \n" +
" select @clientapplname = clientapplname from master.dbo.sysprocesses where spid = @@spid \n" +
" declare @txid varchar(50) \n" +
" if (@@TRANCOUNT > 0) begin \n" +
" select @txid = $(txIdExpression) \n" +
" end \n" +
" declare @clientname varchar(50) \n" +
" select @clientname = clientname from master.dbo.sysprocesses where spid = @@spid and clientapplname = 'SymmetricDS' \n" +
" declare @DataRow varchar(16384) \n" +
" declare @ChannelId varchar(128) \n" +
" $(declareNewKeyVariables) \n" +
" if ($(syncOnIncomingBatchCondition)) begin \n" +
" declare DataCursor cursor for \n" +
" $(if:containsBlobClobColumns) \n" +
" select $(columns) $(newKeyNames), $(channelExpression) from inserted inner join $(schemaName)$(tableName) $(origTableAlias) on $(tableNewPrimaryKeyJoin) where $(syncOnInsertCondition)\n" +
" $(else:containsBlobClobColumns) \n" +
" select $(columns) $(newKeyNames), $(channelExpression) from inserted where $(syncOnInsertCondition) \n" +
" $(end:containsBlobClobColumns) \n" +
" open DataCursor \n" +
" fetch DataCursor into @DataRow $(newKeyVariables), @ChannelId \n" +
" while @@sqlstatus = 0 begin \n" +
" insert into $(defaultCatalog)$(defaultSchema)$(prefixName)_data (table_name, event_type, trigger_hist_id, row_data, channel_id, transaction_id, source_node_id, external_data, create_time) \n" +
" values('$(targetTableName)','I', $(triggerHistoryId), @DataRow, @ChannelId, @txid, @clientname, $(externalSelect), getdate()) \n" +
" fetch DataCursor into @DataRow $(newKeyVariables), @ChannelId \n" +
" end \n" +
" close DataCursor \n" +
" deallocate cursor DataCursor \n" +
" end \n" +
" $(custom_on_insert_text) \n" +
" set nocount off \n" +
" end " );
sqlTemplates.put("updateTriggerTemplate" ,
"create trigger $(triggerName) on $(schemaName)$(tableName) for update as \n" +
" begin \n" +
" set nocount on \n" +
" declare @DataRow varchar(16384) \n" +
" declare @OldPk varchar(2000) \n" +
" declare @OldDataRow varchar(16384) \n" +
" declare @clientapplname varchar(50) \n" +
" declare @ChannelId varchar(128) \n" +
" select @clientapplname = clientapplname from master.dbo.sysprocesses where spid = @@spid \n" +
" declare @txid varchar(50) \n" +
" if (@@TRANCOUNT > 0) begin \n" +
" select @txid = $(txIdExpression) \n" +
" end \n" +
" declare @clientname varchar(50) \n" +
" select @clientname = clientname from master.dbo.sysprocesses where spid = @@spid and clientapplname = 'SymmetricDS' \n" +
" $(declareOldKeyVariables) \n" +
" $(declareNewKeyVariables) \n" +
" if ($(syncOnIncomingBatchCondition)) begin \n" +
" declare DataCursor cursor for \n" +
" $(if:containsBlobClobColumns) \n" +
" select $(columns), $(oldKeys), $(oldColumns) $(oldKeyNames) $(newKeyNames), $(channelExpression) from inserted inner join $(schemaName)$(tableName) $(origTableAlias) on $(tableNewPrimaryKeyJoin) inner join deleted on $(oldNewPrimaryKeyJoin) where $(syncOnUpdateCondition)\n" +
" $(else:containsBlobClobColumns) \n" +
" select $(columns), $(oldKeys), $(oldColumns) $(oldKeyNames) $(newKeyNames), $(channelExpression) from inserted inner join deleted on $(oldNewPrimaryKeyJoin) where $(syncOnUpdateCondition) \n" +
" $(end:containsBlobClobColumns) \n" +
" open DataCursor \n" +
" fetch DataCursor into @DataRow, @OldPk, @OldDataRow $(oldKeyVariables) $(newKeyVariables), @ChannelId \n" +
" while @@sqlstatus = 0 begin \n" +
" insert into $(defaultCatalog)$(defaultSchema)$(prefixName)_data (table_name, event_type, trigger_hist_id, row_data, pk_data, old_data, channel_id, transaction_id, source_node_id, external_data, create_time) \n" +
" values('$(targetTableName)','U', $(triggerHistoryId), @DataRow, @OldPk, @OldDataRow, @ChannelId, @txid, @clientname, $(externalSelect), getdate())\n" +
" fetch DataCursor into @DataRow, @OldPk, @OldDataRow $(oldKeyVariables) $(newKeyVariables), @ChannelId \n" +
" end \n" +
" close DataCursor \n" +
" deallocate cursor DataCursor \n" +
" end \n" +
" $(custom_on_update_text) \n" +
" set nocount off \n" +
" end " );
sqlTemplates.put("deleteTriggerTemplate" ,
"create trigger $(triggerName) on $(schemaName)$(tableName) for delete as \n" +
" begin \n" +
" set nocount on \n" +
" declare @OldPk varchar(2000) \n" +
" declare @OldDataRow varchar(16384) \n" +
" declare @clientapplname varchar(50) \n" +
" declare @ChannelId varchar(128) \n" +
" select @clientapplname = clientapplname from master.dbo.sysprocesses where spid = @@spid \n" +
" declare @txid varchar(50) \n" +
" if (@@TRANCOUNT > 0) begin \n" +
" select @txid = $(txIdExpression) \n" +
" end \n" +
" declare @clientname varchar(50) \n" +
" select @clientname = clientname from master.dbo.sysprocesses where spid = @@spid and clientapplname = 'SymmetricDS' \n" +
" $(declareOldKeyVariables) \n" +
" if ($(syncOnIncomingBatchCondition)) begin \n" +
" declare DataCursor cursor for \n" +
" select $(oldKeys), $(oldColumns) $(oldKeyNames), $(channelExpression) from deleted where $(syncOnDeleteCondition) \n" +
" open DataCursor \n" +
" fetch DataCursor into @OldPk, @OldDataRow $(oldKeyVariables), @ChannelId \n" +
" while @@sqlstatus = 0 begin \n" +
" insert into $(defaultCatalog)$(defaultSchema)$(prefixName)_data (table_name, event_type, trigger_hist_id, pk_data, old_data, channel_id, transaction_id, source_node_id, external_data, create_time) \n" +
" values('$(targetTableName)','D', $(triggerHistoryId), @OldPk, @OldDataRow, @ChannelId, @txid, @clientname, $(externalSelect), getdate())\n" +
" fetch DataCursor into @OldPk,@OldDataRow $(oldKeyVariables), @ChannelId \n" +
" end \n" +
" close DataCursor \n" +
" deallocate cursor DataCursor \n" +
" end \n" +
" $(custom_on_delete_text) \n" +
" set nocount off \n" +
" end " );
sqlTemplates.put("initialLoadSqlTemplate" ,
"select $(columns) from $(schemaName)$(tableName) t where $(whereClause) " );
}
@Override
protected String replaceTemplateVariables(DataEventType dml, Trigger trigger,
TriggerHistory history, Channel channel, String tablePrefix, Table originalTable, Table table,
String defaultCatalog, String defaultSchema, String ddl) {
ddl = FormatUtils.replace("oldColumns", trigger.isUseCaptureOldData() ?
super.buildColumnsString(ORIG_TABLE_ALIAS, oldTriggerValue, oldColumnPrefix, table.getColumns(), dml, true, channel, trigger).toString() : "convert(VARCHAR,null)", ddl);
ddl = super.replaceTemplateVariables(dml, trigger, history, channel, tablePrefix, originalTable, table,
defaultCatalog, defaultSchema, ddl);
Column[] columns = table.getPrimaryKeyColumns();
ddl = FormatUtils.replace("declareOldKeyVariables",
buildKeyVariablesDeclare(columns, "old"), ddl);
ddl = FormatUtils.replace("declareNewKeyVariables",
buildKeyVariablesDeclare(columns, "new"), ddl);
return ddl;
}
@Override
protected String buildKeyVariablesDeclare(Column[] columns, String prefix) {
String text = "";
for (int i = 0; i < columns.length; i++) {
text += "declare @" + prefix + "pk" + i + " ";
switch (columns[i].getMappedTypeCode()) {
case Types.TINYINT:
case Types.SMALLINT:
case Types.INTEGER:
case Types.BIGINT:
// ASE does not support bigint
text += "NUMERIC(18,0)\n";
break;
case Types.NUMERIC:
case Types.DECIMAL:
// Use same default scale and precision used by Sybase ASA
// for a decimal with unspecified scale and precision.
text += "decimal(30,6)\n";
break;
case Types.FLOAT:
case Types.REAL:
case Types.DOUBLE:
text += "float\n";
break;
case Types.CHAR:
case Types.VARCHAR:
case Types.LONGVARCHAR:
text += "varchar(1000)\n";
break;
case Types.DATE:
text += "date\n";
break;
case Types.TIME:
text += "time\n";
break;
case Types.TIMESTAMP:
text += "datetime\n";
break;
case Types.BOOLEAN:
case Types.BIT:
text += "bit\n";
break;
case Types.CLOB:
text += "varchar(32767)\n";
break;
case Types.BLOB:
case Types.BINARY:
case Types.VARBINARY:
case Types.LONGVARBINARY:
case -10: // SQL-Server ntext binary type
text += "varbinary(32767)\n";
break;
case Types.OTHER:
text += "varbinary(32767)\n";
break;
default:
if (columns[i].getJdbcTypeName() != null
&& columns[i].getJdbcTypeName().equalsIgnoreCase("interval")) {
text += "interval";
break;
}
throw new NotImplementedException(columns[i] + " is of type "
+ columns[i].getMappedType());
}
}
return text;
}
}