de.tsl2.nano.h5.expression

Class Query<RESULT>

java.lang.Object

de.tsl2.nano.h5.expression.Query<RESULT>

All Implemented Interfaces:

de.tsl2.nano.core.execution.IRunnable<RESULT,Map<String,Object>>, de.tsl2.nano.execution.IPRunnable<RESULT,Map<String,Object>>, de.tsl2.nano.incubation.specification.IPrefixed, Serializable

public class Query<RESULT>
extends Object
implements de.tsl2.nano.execution.IPRunnable<RESULT,Map<String,Object>>, de.tsl2.nano.incubation.specification.IPrefixed

class to execute sql statements. not an inheritance of AbstractRunnable in cause of not having constraints in its parameter map.

Version:

$Revision$

Author:

Tom, Thomas Schneider

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Query() constructor
Query(String name, String query, boolean nativeQuery, Map<String,? extends Serializable> parameter) constructor

Method Summary

Modifier and Type	Method and Description
Map<String,Object>	checkedArguments(Map<String,Object> arguments, boolean strict)
List<String>	getColumnNames() evaluates the query's column names through the select-columns having an 'as' expression.
String	getName()
Map<String,? extends Serializable>	getParameter()
String	getQuery() getQuery
String	prefix()
RESULT	run(Map<String,Object> context, Object... extArgs)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Query

public Query()

constructor

Query

public Query(String name,
             String query,
             boolean nativeQuery,
             Map<String,? extends Serializable> parameter)

constructor

Parameters:

name -

query -

parameter -

Method Detail

run

public RESULT run(Map<String,Object> context,
                  Object... extArgs)

Specified by:

run in interface de.tsl2.nano.core.execution.IRunnable<RESULT,Map<String,Object>>

getName

public String getName()

Specified by:

getName in interface de.tsl2.nano.execution.IPRunnable<RESULT,Map<String,Object>>

getQuery

public String getQuery()

getQuery

Returns:

query

getParameter

public Map<String,? extends Serializable> getParameter()

Specified by:

getParameter in interface de.tsl2.nano.execution.IPRunnable<RESULT,Map<String,Object>>

getColumnNames

public List<String> getColumnNames()

evaluates the query's column names through the select-columns having an 'as' expression.

e.g. 'select name, type as Type from...
will have the column 'Type'.

Returns:

checkedArguments

public Map<String,Object> checkedArguments(Map<String,Object> arguments,
                                           boolean strict)

Specified by:

checkedArguments in interface de.tsl2.nano.execution.IPRunnable<RESULT,Map<String,Object>>

prefix

public String prefix()

Specified by:

prefix in interface de.tsl2.nano.incubation.specification.IPrefixed

toString

public String toString()

Overrides:

toString in class Object