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| package org.apache.tapestry.engine.state; |
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| import org.apache.hivemind.util.Defense; |
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| public class StateObjectManagerImpl implements StateObjectManager |
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| { |
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| private StateObjectPersistenceManager _persistenceManager; |
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| private StateObjectFactory _factory; |
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| private String _name; |
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| public StateObjectManagerImpl(String name, StateObjectFactory factory,
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| StateObjectPersistenceManager persistenceManager) |
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| { |
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| Defense.notNull(name, "name");
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| Defense.notNull(factory, "factory");
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| Defense.notNull(persistenceManager, "persistenceManager");
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| _name = name;
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| _factory = factory;
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| _persistenceManager = persistenceManager;
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| } |
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| public boolean exists()
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| { |
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| return _persistenceManager.exists(_name);
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| } |
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| public Object get()
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| { |
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| return _persistenceManager.get(_name, _factory);
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| } |
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| public void store(Object stateObject)
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| { |
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| _persistenceManager.store(_name, stateObject);
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| } |
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| } |