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java.lang.Objectcom.hardcode.gdbms.engine.strategies.StrategyManager
public class StrategyManager
Manejador de las distintas estrategias disponibles para ejecutar las instrucciones
Constructor Summary | |
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StrategyManager(StrategyCriterion... dbdsFactory)
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Method Summary | |
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Strategy |
getStrategy(CustomAdapter instr)
Gets the only strategy to execute custom queries |
Strategy |
getStrategy(SelectAdapter instr)
Obtiene la estrategia más adecuada en función de la instrucción a ejecutar y de las condiciones actuales del sistema |
Strategy |
getStrategy(UnionAdapter instr)
Obtiene la estrategia óptima para ejecutar la instrucción de union que se pasa como parámetro |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public StrategyManager(StrategyCriterion... dbdsFactory)
Method Detail |
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public Strategy getStrategy(SelectAdapter instr)
instr
- Instrucción que se desea ejecutar
SemanticException
public Strategy getStrategy(UnionAdapter instr)
instr
- instrucción que se quiere ejecutar
SemanticException
public Strategy getStrategy(CustomAdapter instr)
instr
- root node of the custom query to execute
SemanticException
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