org.jboss.ejb.plugins.jaws.jdbc: public class: JDBCPreloadByPrimaryKeyCommand

org.jboss.ejb.plugins.jaws.jdbc
public class: JDBCPreloadByPrimaryKeyCommand [javadoc | source]

java.lang.Object
   org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand
      org.jboss.ejb.plugins.jaws.jdbc.JDBCQueryCommand
         org.jboss.ejb.plugins.jaws.jdbc.JDBCFinderCommand
            org.jboss.ejb.plugins.jaws.jdbc.JDBCPreloadFinderCommand
               org.jboss.ejb.plugins.jaws.jdbc.JDBCPreloadByPrimaryKeyCommand

All Implemented Interfaces:
JPMFindEntitiesCommand

JDBCPreloadByPrimaryKey This finder be called on when read-ahead is turned on and findByPrimaryKey is called. It will read-ahead instead of just the old exists logic.

Also see:

author: < - a href="mailto:bill@burkecentral.com">Bill Burke

version: $ - Revision: 1.3 $

Fields inherited from org.jboss.ejb.plugins.jaws.jdbc.JDBCPreloadFinderCommand:
finderDelegate, loadCommand

Fields inherited from org.jboss.ejb.plugins.jaws.jdbc.JDBCFinderCommand:
finderMetaData

Fields inherited from org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand:
factory, jawsEntity, name

Constructor:
public JDBCPreloadByPrimaryKeyCommand(JDBCCommandFactory factory) { super(factory, "PreloadByPrimaryKey"); String sql = loadCommand.createSelectClause() + " FROM " + jawsEntity.getTableName() + " WHERE " + getPkColumnWhereList(); setSQL(sql); }

Constructor:

 public JDBCPreloadByPrimaryKeyCommand(JDBCCommandFactory factory) {
      super(factory, "PreloadByPrimaryKey");
      String sql = loadCommand.createSelectClause() + " FROM " + jawsEntity.getTableName() +
                   " WHERE " + getPkColumnWhereList();
      setSQL(sql);
}

Method from org.jboss.ejb.plugins.jaws.jdbc.JDBCPreloadByPrimaryKeyCommand Summary:
setParameters

Methods from org.jboss.ejb.plugins.jaws.jdbc.JDBCPreloadFinderCommand:
buildSQL, createKey, getFromClause, getOrderByClause, getWhereClause, handleResult, preloadOneEntity, setParameters

Methods from org.jboss.ejb.plugins.jaws.jdbc.JDBCFinderCommand:
execute, getFinderMetaData, getFromClause, getOrderByClause, getWhereClause, handleResult

Methods from org.jboss.ejb.plugins.jaws.jdbc.JDBCQueryCommand:
executeStatementAndHandleResult, handleResult

Methods from org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand:
executeStatementAndHandleResult, getCMPFieldValue, getConnection, getJDBCType, getJDBCTypeName, getJawsCMPFieldJDBCType, getName, getPkColumnList, getPkColumnWhereList, getPkFieldValue, getResultObject, getResultObject, getSQL, getState, isBinaryType, jdbcExecute, setCMPFieldValue, setParameter, setParameters, setPrimaryKeyParameters, setSQL

Methods from java.lang.Object:
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method from org.jboss.ejb.plugins.jaws.jdbc.JDBCPreloadByPrimaryKeyCommand Detail:
protected void setParameters(PreparedStatement stmt, Object argOrArgs) throws Exception { Object[] objects = (Object[])argOrArgs; setPrimaryKeyParameters(stmt, 1, objects[0]); }

Method from org.jboss.ejb.plugins.jaws.jdbc.JDBCPreloadByPrimaryKeyCommand Detail:

 protected  void setParameters(PreparedStatement stmt,
    Object argOrArgs) throws Exception {
       Object[] objects = (Object[])argOrArgs;
       setPrimaryKeyParameters(stmt, 1, objects[0]);
}