DeclaredSQLQueryCommand (JBoss Server API) - JBoss 4.0.1 sp1 server API Documentation 英文版文档

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org.jboss.ejb.plugins.cmp.jdbc2
Class DeclaredSQLQueryCommand

java.lang.Object
  org.jboss.ejb.plugins.cmp.jdbc2.AbstractQueryCommand
      org.jboss.ejb.plugins.cmp.jdbc2.DeclaredSQLQueryCommand

All Implemented Interfaces:: QueryCommand

public class DeclaredSQLQueryCommand
extends AbstractQueryCommand

Version:: $Revision: 1.1.4.1 $
Author:: Alexey Loubyansky

Field Summary

Fields inherited from class org.jboss.ejb.plugins.cmp.jdbc2.AbstractQueryCommand

entity, log, params, sql

Constructor Summary

DeclaredSQLQueryCommand(JDBCEntityBridge2 entity, JDBCDeclaredQueryMetaData metadata)

Method Summary

protected String parseParameters(String sql, JDBCDeclaredQueryMetaData metadata)
Replaces the parameters in the specific sql with question marks, and initializes the parameter setting code.

Methods inherited from class org.jboss.ejb.plugins.cmp.jdbc2.AbstractQueryCommand

executeFetchOne, fetchCollection, fetchOne, getStoreManager, setEntityReader, setFieldReader, setFunctionReader, setParameters, setResultType

Methods inherited from class java.lang.Object

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

Constructor Detail

DeclaredSQLQueryCommand

public DeclaredSQLQueryCommand(JDBCEntityBridge2 entity,
                               JDBCDeclaredQueryMetaData metadata)
                        throws org.jboss.deployment.DeploymentException

Method Detail

parseParameters

protected String parseParameters(String sql,
                                 JDBCDeclaredQueryMetaData metadata)
                          throws org.jboss.deployment.DeploymentException

Replaces the parameters in the specific sql with question marks, and initializes the parameter setting code. Parameters are encoded in curly brackets use a zero based index.

Parameters:: sql - the sql statement that is parsed for parameters
Returns:: the original sql statement with the parameters replaced with a question mark
Throws:: org.jboss.deployment.DeploymentException - if a error occures while parsing the sql