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247 changes: 127 additions & 120 deletions
247
...c-client/src/main/java/org/jumpmind/symmetric/db/mssql2000/MsSql2000SymmetricDialect.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.mssql2000; | ||
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import org.jumpmind.db.platform.IDatabasePlatform; | ||
import org.jumpmind.db.util.BinaryEncoding; | ||
import org.jumpmind.symmetric.db.mssql.MsSqlSymmetricDialect; | ||
import org.jumpmind.symmetric.service.IParameterService; | ||
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public class MsSql2000SymmetricDialect extends MsSqlSymmetricDialect { | ||
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public MsSql2000SymmetricDialect(IParameterService parameterService, IDatabasePlatform platform) { | ||
super(parameterService, platform); | ||
this.triggerTemplate = new MsSql2000TriggerTemplate(this); | ||
} | ||
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@Override | ||
protected boolean alterLockEscalation() { | ||
return false; | ||
} | ||
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@Override | ||
public void createRequiredDatabaseObjects() { | ||
String encode = this.parameterService.getTablePrefix() + "_" + "base64_encode"; | ||
if (!installed(SQL_FUNCTION_INSTALLED, encode)) { | ||
String sql = " create function dbo.$(functionName) (\n" + | ||
" @binvalue varbinary(8000)) returns varchar(8000)\n" + | ||
" as \n" + | ||
" begin\n" + | ||
" declare @charvalue varchar(8000)\n" + | ||
" declare @i int\n" + | ||
" declare @length int\n" + | ||
" declare @hexstring char(16)\n" + | ||
"\n" + | ||
" select @charvalue = ''\n" + | ||
" select @i = 1\n" + | ||
" select @length = datalength(@binvalue)\n" + | ||
" select @hexstring = '0123456789abcdef'\n" + | ||
"\n" + | ||
" while (@i <= @length)\n" + | ||
" begin\n" + | ||
"\n" + | ||
" declare @tempint int\n" + | ||
" declare @firstint int\n" + | ||
" declare @secondint int\n" + | ||
"\n" + | ||
" select @tempint = convert(int, substring(@binvalue,@i,1))\n" + | ||
" select @firstint = floor(@tempint/16)\n" + | ||
" select @secondint = @tempint - (@firstint*16)\n" + | ||
"\n" + | ||
" select @charvalue = @charvalue +\n" + | ||
" substring(@hexstring, @firstint+1, 1) +\n" + | ||
" substring(@hexstring, @secondint+1, 1)\n" + | ||
"\n" + | ||
" select @i = @i + 1\n" + | ||
" end\n" + | ||
" return @charvalue\n" + | ||
" end"; | ||
install(sql, encode); | ||
} | ||
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String triggersDisabled = this.parameterService.getTablePrefix() + "_" + "triggers_disabled"; | ||
if (!installed(SQL_FUNCTION_INSTALLED, triggersDisabled)) { | ||
String sql = | ||
"create function dbo.$(functionName)() returns smallint \n" + | ||
" begin \n" + | ||
" declare @disabled varchar(1);\n" + | ||
" declare @context_info varbinary(128); \n" + | ||
" SELECT @Context_Info = CONTEXT_INFO\n" + | ||
" FROM master.dbo.SYSPROCESSES \n" + | ||
" WHERE SPID = @@SPID \n" + | ||
" set @disabled = coalesce(replace(substring(cast(@context_info as varchar), 1, 1), 0x0, ''), ''); \n" + | ||
" if @disabled is null or @disabled != '1' \n" + | ||
" return 0; \n" + | ||
" return 1; \n" + | ||
" end "; | ||
install(sql, triggersDisabled); | ||
} | ||
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String nodeDisabled = this.parameterService.getTablePrefix() + "_" + "node_disabled"; | ||
if (!installed(SQL_FUNCTION_INSTALLED, nodeDisabled)) { | ||
String sql = "create function dbo.$(functionName)() returns varchar(50) \n" + | ||
" begin \n" + | ||
" declare @node varchar(50);\n" + | ||
" declare @context_info varbinary(128);\n" + | ||
" SELECT @context_info = CONTEXT_INFO\n" + | ||
" FROM master.dbo.SYSPROCESSES \n" + | ||
" WHERE SPID = @@SPID \n " + | ||
" SELECT @node = coalesce(replace(substring(cast(@context_info as varchar) collate SQL_Latin1_General_CP1_CI_AS, 2, 50), 0x0, ''), ''); \n " + | ||
" return @node; " + | ||
" end "; | ||
install(sql, nodeDisabled); | ||
} | ||
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} | ||
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@Override | ||
public BinaryEncoding getBinaryEncoding() { | ||
return BinaryEncoding.HEX; | ||
} | ||
} | ||
/** | ||
* 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.mssql2000; | ||
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import org.jumpmind.db.platform.IDatabasePlatform; | ||
import org.jumpmind.db.platform.PermissionType; | ||
import org.jumpmind.db.util.BinaryEncoding; | ||
import org.jumpmind.symmetric.db.mssql.MsSqlSymmetricDialect; | ||
import org.jumpmind.symmetric.service.IParameterService; | ||
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public class MsSql2000SymmetricDialect extends MsSqlSymmetricDialect { | ||
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public MsSql2000SymmetricDialect(IParameterService parameterService, IDatabasePlatform platform) { | ||
super(parameterService, platform); | ||
this.triggerTemplate = new MsSql2000TriggerTemplate(this); | ||
} | ||
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||
@Override | ||
protected boolean alterLockEscalation() { | ||
return false; | ||
} | ||
|
||
@Override | ||
public void createRequiredDatabaseObjects() { | ||
String encode = this.parameterService.getTablePrefix() + "_" + "base64_encode"; | ||
if (!installed(SQL_FUNCTION_INSTALLED, encode)) { | ||
String sql = " create function dbo.$(functionName) (\n" + | ||
" @binvalue varbinary(8000)) returns varchar(8000)\n" + | ||
" as \n" + | ||
" begin\n" + | ||
" declare @charvalue varchar(8000)\n" + | ||
" declare @i int\n" + | ||
" declare @length int\n" + | ||
" declare @hexstring char(16)\n" + | ||
"\n" + | ||
" select @charvalue = ''\n" + | ||
" select @i = 1\n" + | ||
" select @length = datalength(@binvalue)\n" + | ||
" select @hexstring = '0123456789abcdef'\n" + | ||
"\n" + | ||
" while (@i <= @length)\n" + | ||
" begin\n" + | ||
"\n" + | ||
" declare @tempint int\n" + | ||
" declare @firstint int\n" + | ||
" declare @secondint int\n" + | ||
"\n" + | ||
" select @tempint = convert(int, substring(@binvalue,@i,1))\n" + | ||
" select @firstint = floor(@tempint/16)\n" + | ||
" select @secondint = @tempint - (@firstint*16)\n" + | ||
"\n" + | ||
" select @charvalue = @charvalue +\n" + | ||
" substring(@hexstring, @firstint+1, 1) +\n" + | ||
" substring(@hexstring, @secondint+1, 1)\n" + | ||
"\n" + | ||
" select @i = @i + 1\n" + | ||
" end\n" + | ||
" return @charvalue\n" + | ||
" end"; | ||
install(sql, encode); | ||
} | ||
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String triggersDisabled = this.parameterService.getTablePrefix() + "_" + "triggers_disabled"; | ||
if (!installed(SQL_FUNCTION_INSTALLED, triggersDisabled)) { | ||
String sql = | ||
"create function dbo.$(functionName)() returns smallint \n" + | ||
" begin \n" + | ||
" declare @disabled varchar(1);\n" + | ||
" declare @context_info varbinary(128); \n" + | ||
" SELECT @Context_Info = CONTEXT_INFO\n" + | ||
" FROM master.dbo.SYSPROCESSES \n" + | ||
" WHERE SPID = @@SPID \n" + | ||
" set @disabled = coalesce(replace(substring(cast(@context_info as varchar), 1, 1), 0x0, ''), ''); \n" + | ||
" if @disabled is null or @disabled != '1' \n" + | ||
" return 0; \n" + | ||
" return 1; \n" + | ||
" end "; | ||
install(sql, triggersDisabled); | ||
} | ||
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String nodeDisabled = this.parameterService.getTablePrefix() + "_" + "node_disabled"; | ||
if (!installed(SQL_FUNCTION_INSTALLED, nodeDisabled)) { | ||
String sql = "create function dbo.$(functionName)() returns varchar(50) \n" + | ||
" begin \n" + | ||
" declare @node varchar(50);\n" + | ||
" declare @context_info varbinary(128);\n" + | ||
" SELECT @context_info = CONTEXT_INFO\n" + | ||
" FROM master.dbo.SYSPROCESSES \n" + | ||
" WHERE SPID = @@SPID \n " + | ||
" SELECT @node = coalesce(replace(substring(cast(@context_info as varchar) collate SQL_Latin1_General_CP1_CI_AS, 2, 50), 0x0, ''), ''); \n " + | ||
" return @node; " + | ||
" end "; | ||
install(sql, nodeDisabled); | ||
} | ||
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} | ||
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@Override | ||
public BinaryEncoding getBinaryEncoding() { | ||
return BinaryEncoding.HEX; | ||
} | ||
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@Override | ||
public PermissionType[] getSymTablePermissions() { | ||
PermissionType[] permissions = { PermissionType.CREATE_TABLE, PermissionType.DROP_TABLE, PermissionType.CREATE_TRIGGER, PermissionType.DROP_TRIGGER, PermissionType.CREATE_FUNCTION}; | ||
return permissions; | ||
} | ||
} |
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