Class Table.Row

  • All Implemented Interfaces:
    java.util.Map<java.lang.String,​java.lang.Object>, AggregableMap<java.lang.String,​java.lang.Object>, LaggableMap<java.lang.String,​java.lang.Object>
    Enclosing class:
    Table

    public class Table.Row
    extends java.util.AbstractMap<java.lang.String,​java.lang.Object>
    implements LaggableMap<java.lang.String,​java.lang.Object>, AggregableMap<java.lang.String,​java.lang.Object>
    • Nested Class Summary

      • Nested classes/interfaces inherited from class java.util.AbstractMap

        java.util.AbstractMap.SimpleEntry<K extends java.lang.Object,​V extends java.lang.Object>, java.util.AbstractMap.SimpleImmutableEntry<K extends java.lang.Object,​V extends java.lang.Object>
      • Nested classes/interfaces inherited from interface java.util.Map

        java.util.Map.Entry<K extends java.lang.Object,​V extends java.lang.Object>
    • Constructor Summary

      Constructors 
      Constructor Description
      Row​(int origin, int fence)  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void advance()  
      boolean canAdvance()  
      java.util.Set<java.util.Map.Entry<java.lang.String,​java.lang.Object>> entrySet()  
      int estimateAdvances()  
      java.lang.Object get​(java.lang.Object key)
      Gets the field value at the current position.
      java.lang.Object getAggregated​(java.lang.Object key, java.lang.String function, int n)
      Gets the aggregate field value after applying a "window transformation" to the current position.
      java.lang.Exception getException()  
      java.lang.Object getLagged​(java.lang.Object key, int n)
      Gets the field value after applying a "lag transformation" to the current position.
      Table getTable()  
      java.lang.Object put​(java.lang.String key, java.lang.Object value)  
      java.lang.Object remove​(java.lang.Object key)  
      void setException​(java.lang.Exception exception)  
      • Methods inherited from class java.util.AbstractMap

        clear, containsKey, containsValue, equals, hashCode, isEmpty, keySet, putAll, size, toString, values
      • Methods inherited from class java.lang.Object

        getClass, notify, notifyAll, wait, wait, wait
      • Methods inherited from interface java.util.Map

        clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, equals, forEach, getOrDefault, hashCode, isEmpty, keySet, merge, putAll, putIfAbsent, remove, replace, replace, replaceAll, size, values
    • Constructor Detail

      • Row

        public Row​(int origin,
                   int fence)
    • Method Detail

      • estimateAdvances

        public int estimateAdvances()
      • canAdvance

        public boolean canAdvance()
      • advance

        public void advance()
      • getException

        public java.lang.Exception getException()
      • setException

        public void setException​(java.lang.Exception exception)
      • get

        public java.lang.Object get​(java.lang.Object key)
        Description copied from interface: LaggableMap

        Gets the field value at the current position.

        Specified by:
        get in interface LaggableMap<java.lang.String,​java.lang.Object>
        Specified by:
        get in interface java.util.Map<java.lang.String,​java.lang.Object>
        Overrides:
        get in class java.util.AbstractMap<java.lang.String,​java.lang.Object>
        Parameters:
        key - The field name.
        Returns:
        The field value or null.
      • getLagged

        public java.lang.Object getLagged​(java.lang.Object key,
                                          int n)
        Description copied from interface: LaggableMap

        Gets the field value after applying a "lag transformation" to the current position.

        Specified by:
        getLagged in interface LaggableMap<java.lang.String,​java.lang.Object>
        Parameters:
        key - The field name.
        n - The number of steps to move backwards from the current position. The previous position is 1 step backwards.
        Returns:
        The field value or null.
      • getAggregated

        @IgnoreJRERequirement
        public java.lang.Object getAggregated​(java.lang.Object key,
                                              java.lang.String function,
                                              int n)
        Description copied from interface: AggregableMap

        Gets the aggregate field value after applying a "window transformation" to the current position.

        Specified by:
        getAggregated in interface AggregableMap<java.lang.String,​java.lang.Object>
        Parameters:
        key - The field name.
        function - The aggregation function name. The implementation should recognize and support all Lag.Aggregate enum constant values (except for the `none` value).
        n - The window size.
        Returns:
        The aggregate field value.
      • put

        public java.lang.Object put​(java.lang.String key,
                                    java.lang.Object value)
        Specified by:
        put in interface java.util.Map<java.lang.String,​java.lang.Object>
        Overrides:
        put in class java.util.AbstractMap<java.lang.String,​java.lang.Object>
      • remove

        public java.lang.Object remove​(java.lang.Object key)
        Specified by:
        remove in interface java.util.Map<java.lang.String,​java.lang.Object>
        Overrides:
        remove in class java.util.AbstractMap<java.lang.String,​java.lang.Object>
      • entrySet

        public java.util.Set<java.util.Map.Entry<java.lang.String,​java.lang.Object>> entrySet()
        Specified by:
        entrySet in interface java.util.Map<java.lang.String,​java.lang.Object>
        Specified by:
        entrySet in class java.util.AbstractMap<java.lang.String,​java.lang.Object>
      • getTable

        public Table getTable()