Revision 44740 trunk/org.gvsig.desktop/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.dal/org.gvsig.fmap.dal.api/src/main/java/org/gvsig/fmap/dal/feature/FeatureAttributeDescriptor.java

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FeatureAttributeDescriptor.java
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public interface FeatureAttributeDescriptor
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        extends DynField_v2, LabeledValue<FeatureAttributeDescriptor> {
51 51 

  		




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//  public static final int BYTE_MAX_PRECISION = 3; // max byte 255


  		




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//  public static final int BYTE_DEFAULT_PRECISION = BYTE_MAX_PRECISION;


  		




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//


  		




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//  public static final int INT_MAX_PRECISION = 10; // max int 2147483647.


  		




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//  public static final int INT_DEFAULT_PRECISION = INT_MAX_PRECISION;


  		




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//


  		




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//  public static final int LONG_MAX_PRECISION = 19; // max long 9223372036854775807.


  		




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//  public static final int LONG_DEFAULT_PRECISION = LONG_MAX_PRECISION;


  		




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//


  		




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//  // IEEE 754 Single-precision floating-point


  		




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//  // https://en.m.wikipedia.org/wiki/Single-precision_floating-point_format


  		




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//  public static final int FLOAT_MAX_PRECISION = 8; // 24bits


  		




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//  public static final int FLOAT_DEFAULT_PRECISION = FLOAT_MAX_PRECISION;


  		




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//  public static final int FLOAT_DEFAULT_SCALE = 3;


  		




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//


  		




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//  // IEEE 754 Double-precision floating-point


  		




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//  // https://en.m.wikipedia.org/wiki/Double-precision_floating-point_format


  		




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//  public static final int DOUBLE_MAX_PRECISION = 16; // 54bits


  		




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//  public static final int DOUBLE_DEFAULT_PRECISION = DOUBLE_MAX_PRECISION;


  		




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//  public static final int DOUBLE_DEFAULT_SCALE = 8;


  		




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//


  		




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//  // La precision de un BigDecimal es la de un BigInteger, que esta 


  		




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//  // en 2^500000000, vamos a dejarla en que es algo mas de 2^5000000, siendo


  		




  75
  
  
    
//  // consciente de que algunos proveedores no podran suportarla y la recortaran.


  		




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//  public static final int DECIMAL_MAX_PRECISION = 2000000;


  		




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//  public static final int DECIMAL_DEFAULT_PRECISION = 20;


  		




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//  public static final int DECIMAL_DEFAULT_SCALE = 3;


  		




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//


  		




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  /**


  		




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   * Returns a clone of this attribute descriptor


  		




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   *


  		




  ......




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  /**


  		




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   * Returns an evaluator that will be used to calculate the value of this


  		




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   * attribute


  		




  
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   * @return 


  		




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   */


  		




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  public Evaluator getEvaluator();


  		




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  ......




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  /**


  		




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   * Returns additional information of the attribute


  		




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   *


  		




  
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   * @param infoName


  		




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   * @return info


  		




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   *


  		




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   */


  		




  ......




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  /**


  		




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   * Returns if value is created automatically by the source


  		




  
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   * @return 


  		




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   */


  		




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  public boolean isAutomatic();


  		




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