package org.catacomb.numeric.data;
   
   import java.lang.reflect.Field;
   
   import org.catacomb.interlish.content.BasicTouchTime;
   import org.catacomb.interlish.structure.TreeNode;
   
   public abstract class StackSlice implements TreeNode {
   
      BlockStack blockStack;
  
      String fieldName;
      String unit;
      String title;
      Field field;
  
  
      BasicTouchTime cacheTime;
  
  
      public StackSlice(BlockStack bs, String fnm, Field f, String u, String t) {
          blockStack = bs;
          fieldName = fnm;
          field = f;
          unit = u;
          title = t;
          cacheTime = new BasicTouchTime();
      }
  
  
      public String getName() {
          return fieldName;
      }
  
      public String getLabel() {
          return title;
      }
  
      public String toString() {
          // TODO - does it matter? - should tree be wrapped
          // E.error("shouldnt use to String here");
          return fieldName;
      }
  
  
      public String getUnit() {
          return unit;
      }
  
      public String getTitle() {
          return title;
      }
  
  
      public int getNPoint() {
          return blockStack.getSize();
      }
  
  
      boolean upToDate() {
          return cacheTime.isAfter(blockStack.getChangeTime());
      }
  
  
      public void clear() {
          cacheTime.now();
          clearCache();
      }
  
  
      abstract void clearCache();
  
  
      int getSize() {
          return (blockStack.getSize());
      }
  
  
  
  
      public Object getParent() {
          return blockStack;
      }
  
  
  
  
  
  
  
  }