Revision 9512 org.gvsig.online/trunk/org.gvsig.online/org.gvsig.online.lib/org.gvsig.online.lib.impl/src/main/java/org/gvsig/online/lib/impl/RandomCodeGenerator.java

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RandomCodeGenerator.java
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package org.gvsig.online.lib.impl;


  		




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import java.util.HashMap;


  		




  
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import java.util.Map;


  		




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import java.util.UUID;


  		




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import org.gvsig.online.lib.api.OnlineCodeGenerator;


  		




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 */


  		




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public class RandomCodeGenerator implements OnlineCodeGenerator {


  		




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    private long sequence = 1;


  		




  
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    private final Map<String,Long> sequences;


  		




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    public RandomCodeGenerator() {


  		




  
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        this.sequences = new HashMap();


  		




  
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    }


  		




  
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    @Override


  		




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    public String generateCodeString() {


  		




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        UUID x = UUID.randomUUID();


  		




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    }


  		




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    @Override


  		




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    public long generateCodelong() {


  		




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        long code = -sequence;


  		




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        sequence++;


  		




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        return code;


  		




  
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    public long generateCodelong(String entityName) {


  		




  
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        long code = sequences.get(entityName);


  		




  
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        sequences.put(entityName, code + 1);


  		




  
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        return -code;


  		




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    }


  		




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    @Override


  		




  
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    public void initSequence(String entityName, long value) {


  		




  
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        sequences.put(entityName, Math.abs(value));


  		




  
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    }


  		




  
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    @Override


  		




  
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    public boolean isInitialized(String entityName) {


  		




  
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        return sequences.get(entityName) != null;


  		




  
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    }


  		




  
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}


  		












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