Class SimpleFilter


  • public class SimpleFilter
    extends java.lang.Object
    • Field Summary

      Fields 
      Modifier and Type Field Description
      static int AND  
      static int APPROX  
      private static java.util.concurrent.ConcurrentHashMap<java.lang.String,​java.lang.String> COMMON_STRINGS
      Strings which are commonly found in filter specification.
      static int EQ  
      static int GTE  
      static int LTE  
      static int MATCH_ALL  
      static SimpleFilter MATCH_ALL_FILTER  
      private java.lang.String name  
      static int NOT  
      private int op  
      static int OR  
      static int PRESENT  
      static int SUBSTRING  
      private java.lang.Object value  
    • Constructor Summary

      Constructors 
      Constructor Description
      SimpleFilter​(java.lang.String name, java.lang.Object value, int op)  
    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      static boolean compareSubstring​(java.util.List<java.lang.String> pieces, java.lang.String s)  
      static SimpleFilter convert​(java.util.Map<java.lang.String,​java.lang.Object> attrs)
      Converts a attribute map to a filter.
      java.lang.String getName()  
      int getOperation()  
      java.lang.Object getValue()  
      static SimpleFilter parse​(java.lang.String filter)  
      static java.util.List<java.lang.String> parseSubstring​(java.lang.String value)  
      private static java.lang.String reuseCommonString​(java.lang.String str)  
      private static int skipWhitespace​(java.lang.String s, int startIdx)  
      private static SimpleFilter subfilter​(java.lang.String filter, int startIdx, int endIdx)  
      private static java.lang.String toDecodedString​(java.lang.String s, int startIdx, int endIdx)  
      private static void toEncodedString​(java.lang.StringBuilder sb, java.lang.Object o)  
      java.lang.String toString()  
      private void toString​(java.lang.StringBuilder sb)  
      private static void toString​(java.lang.StringBuilder sb, java.util.List<?> list)  
      static void unparseSubstring​(java.lang.StringBuilder sb, java.util.List<?> pieces)  
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
    • Constructor Detail

      • SimpleFilter

        SimpleFilter​(java.lang.String name,
                     java.lang.Object value,
                     int op)
    • Method Detail

      • getName

        public java.lang.String getName()
      • getValue

        public java.lang.Object getValue()
      • getOperation

        public int getOperation()
      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object
      • toString

        private void toString​(java.lang.StringBuilder sb)
      • reuseCommonString

        private static java.lang.String reuseCommonString​(java.lang.String str)
      • toString

        private static void toString​(java.lang.StringBuilder sb,
                                     java.util.List<?> list)
      • toDecodedString

        private static java.lang.String toDecodedString​(java.lang.String s,
                                                        int startIdx,
                                                        int endIdx)
      • toEncodedString

        private static void toEncodedString​(java.lang.StringBuilder sb,
                                            java.lang.Object o)
      • parse

        public static SimpleFilter parse​(java.lang.String filter)
      • subfilter

        private static SimpleFilter subfilter​(java.lang.String filter,
                                              int startIdx,
                                              int endIdx)
      • parseSubstring

        public static java.util.List<java.lang.String> parseSubstring​(java.lang.String value)
      • unparseSubstring

        public static void unparseSubstring​(java.lang.StringBuilder sb,
                                            java.util.List<?> pieces)
      • compareSubstring

        public static boolean compareSubstring​(java.util.List<java.lang.String> pieces,
                                               java.lang.String s)
      • skipWhitespace

        private static int skipWhitespace​(java.lang.String s,
                                          int startIdx)
      • convert

        public static SimpleFilter convert​(java.util.Map<java.lang.String,​java.lang.Object> attrs)
        Converts a attribute map to a filter. The filter is created by iterating over the map's entry set. If ordering of attributes is important (e.g., for hitting attribute indices), then the map's entry set should iterate in the desired order. Equality testing is assumed for all attribute types other than version ranges, which are handled appropriated. If the attribute map is empty, then a filter that matches anything is returned.
        Parameters:
        attrs - Map of attributes to convert to a filter.
        Returns:
        A filter corresponding to the attributes.