org.apache.seata.rm.datasource.exec

Class SelectForUpdateExecutor<T,S extends Statement>

java.lang.Object

org.apache.seata.rm.datasource.exec.BaseTransactionalExecutor<T,S>

org.apache.seata.rm.datasource.exec.SelectForUpdateExecutor<T,S>

Type Parameters:

S - the type parameter

All Implemented Interfaces:

Executor<T>

Direct Known Subclasses:

SqlServerSelectForUpdateExecutor

public class SelectForUpdateExecutor<T,S extends Statement>
extends BaseTransactionalExecutor<T,S>

The type Select for update executor.

Field Summary

Fields inherited from class org.apache.seata.rm.datasource.exec.BaseTransactionalExecutor

sqlRecognizer, sqlRecognizers, statementCallback, statementProxy

Constructor Summary

Constructors

Constructor and Description
SelectForUpdateExecutor(StatementProxy<S> statementProxy, StatementCallback<T,S> statementCallback, SQLRecognizer sqlRecognizer) Instantiates a new Select for update executor.

Method Summary

Modifier and Type	Method and Description
protected String	buildSelectSQL(ArrayList<List<Object>> paramAppenderList)
T	doExecute(Object... args) Do execute object.

Methods inherited from class org.apache.seata.rm.datasource.exec.BaseTransactionalExecutor

buildLimitCondition, buildLockKey, buildOrderCondition, buildTableRecords, buildTableRecords, buildUndoItem, buildWhereCondition, containPK, containsPK, containsPK, execute, getColumnNameInSQL, getColumnNamesInSQL, getColumnNamesInSQLList, getColumnNamesWithTablePrefix, getColumnNamesWithTablePrefixList, getColumnNameWithTablePrefix, getDbType, getFromTableInSQL, getNeedColumns, getStandardPkColumnName, getTableMeta, getTableMeta, prepareUndoLog, validPk

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SelectForUpdateExecutor

public SelectForUpdateExecutor(StatementProxy<S> statementProxy,
                               StatementCallback<T,S> statementCallback,
                               SQLRecognizer sqlRecognizer)

Instantiates a new Select for update executor.

Parameters:

statementProxy - the statement proxy

statementCallback - the statement callback

sqlRecognizer - the sql recognizer

Method Detail

doExecute

public T doExecute(Object... args)
            throws Throwable

Description copied from class: BaseTransactionalExecutor

Do execute object.

Specified by:

doExecute in class BaseTransactionalExecutor<T,S extends Statement>

Parameters:

args - the args

Returns:

the object

Throws:

Throwable - the throwable

buildSelectSQL

protected String buildSelectSQL(ArrayList<List<Object>> paramAppenderList)