Revision 2651 org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/observer/ObservableHelper.java

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ObservableHelper.java
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import java.util.ArrayList;


  		




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import java.util.List;


  		




  
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import org.gvsig.tools.lang.CloneableUtils;


  		




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import org.slf4j.Logger;


  		




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import org.slf4j.LoggerFactory;


  		




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public class ObservableHelper {


  		




  
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public class ObservableHelper implements org.gvsig.tools.lang.Cloneable {


  		




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    private static final Logger logger = LoggerFactory.getLogger(ObservableHelper.class);


  		




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    private List observers = new ArrayList();


  		




  
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    private List<Observer> observers = new ArrayList();


  		




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    @Override


  		




  
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    public ObservableHelper clone() throws CloneNotSupportedException {


  		




  
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        ObservableHelper other = (ObservableHelper) super.clone();


  		




  
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        other.observers = (List<Observer>) CloneableUtils.cloneQuietly(this.observers);


  		




  
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        return other;


  		




  
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    }


  		




  
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    public synchronized void addObserver(Observer o) {


  		




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        if ( this.observers.contains(o) ) {


  		




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            return;


  		












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