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Mysql for SCN persistance #87

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merged 3 commits into from
Feb 6, 2017
Merged

Mysql for SCN persistance #87

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cfb8b23
adding mysql ScnReaderWriter
Feb 2, 2017
d435f63
Exceptions handling corrected
Feb 2, 2017
d46ae54
moved external dependancy to subprojects.gradle
Feb 5, 2017
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1 change: 1 addition & 0 deletions databus-core/databus-core-impl/build.gradle
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ dependencies {
compile externalDependency.json
compile externalDependency.log4j
compile externalDependency.netty
compile externalDependency.c3p0

testCompile externalDependency.testng
testCompile externalDependency.easymock
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12 changes: 11 additions & 1 deletion ...abus-core-impl/src/main/java/com/linkedin/databus2/core/seq/MaxSCNReaderWriterConfig.java
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Expand Up @@ -27,13 +27,23 @@ public class MaxSCNReaderWriterConfig implements ConfigBuilder<MaxSCNReaderWrite

private String _type;
private FileMaxSCNHandler.Config _file;
private MysqlMaxSCNHandler.Config _mysql;
private MaxSCNReaderWriter _existing;

public MaxSCNReaderWriterConfig()
{
_type = MaxSCNReaderWriterStaticConfig.Type.FILE.toString();
_existing = null;
_file = new FileMaxSCNHandler.Config();
_mysql = new MysqlMaxSCNHandler.Config();
}

public MysqlMaxSCNHandler.Config getMysql() {
return _mysql;
}

public void setMysql(MysqlMaxSCNHandler.Config _mysql) {
this._mysql = _mysql;
}

public String getType()
Expand Down Expand Up @@ -84,7 +94,7 @@ public MaxSCNReaderWriterStaticConfig build() throws InvalidConfigException
throw new InvalidConfigException("No existing max scn reader/writer specified ");
}

return new MaxSCNReaderWriterStaticConfig(handlerType, _file.build(), _existing);
return new MaxSCNReaderWriterStaticConfig(handlerType, _file.build(), _mysql.build(), _existing);
}

}
24 changes: 21 additions & 3 deletions ...ore-impl/src/main/java/com/linkedin/databus2/core/seq/MaxSCNReaderWriterStaticConfig.java
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Expand Up @@ -19,9 +19,8 @@
*/


import org.apache.log4j.Logger;

import com.linkedin.databus2.core.seq.FileMaxSCNHandler.StaticConfig;
import org.apache.log4j.Logger;

/**
* Static configuration for the SCN reader/writer
Expand All @@ -46,21 +45,25 @@ public enum Type
DISABLED,
FILE,
EXISTING,
IN_MEMORY
IN_MEMORY,
MYSQL
}

private final Type _type;
private final FileMaxSCNHandler.StaticConfig _file;
private final MysqlMaxSCNHandler.StaticConfig _mysql;
private final MaxSCNReaderWriter _existing;

public MaxSCNReaderWriterStaticConfig(Type type,
StaticConfig file,
MysqlMaxSCNHandler.StaticConfig mysql,
MaxSCNReaderWriter existing)
{
super();
_type = type;
_file = file;
_existing = existing;
_mysql = mysql;
}

/** Type of of the MaxSCN handler */
Expand Down Expand Up @@ -135,6 +138,21 @@ public SequenceNumberHandlerFactory createFactory()
break;
case IN_MEMORY: result = new InMemorySequenceNumberHandlerFactory(-1); break;
case DISABLED: result = null; break;
case MYSQL : {
MysqlMaxSCNHandler.Config configBuilder = new MysqlMaxSCNHandler.Config();
configBuilder.setJdbcUrl(_mysql.getJdbcUrl());
configBuilder.setScnTable(_mysql.getScnTable());
configBuilder.setDriverClass(_mysql.getDriverClass());
configBuilder.setDbPassword(_mysql.getDbPassword());
configBuilder.setDbUser(_mysql.getDbUser());
configBuilder.setFlushItvl(_mysql.getFlushItvl());
configBuilder.setInitVal(_mysql.getInitVal());
configBuilder.setUpsertSCNQuery(_mysql.getUpsertSCNQuery());
configBuilder.setGetSCNQuery(_mysql.getGetSCNQuery());
configBuilder.setScnColumnName(_mysql.getScnColumnName());

result = new MysqlMaxSCNHandlerFactory(configBuilder);
}break;
default: throw new RuntimeException("unknown scn reader/writer type: " + _type.toString());
}

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