github.com/whatap/golib@v0.0.22/util/list/AnyList.go (about)

     1  package list
     2  
     3  import (
     4  	"math"
     5  
     6  	"github.com/whatap/golib/io"
     7  	"github.com/whatap/golib/lang/value"
     8  	"github.com/whatap/golib/util/compare"
     9  )
    10  
    11  const (
    12  	ANYLIST_DEFAULT_CAPACITY = 10
    13  	ANYLIST_MAX_SIZE         = math.MaxInt32 - 8
    14  
    15  	ANYLIST_INT    = 1
    16  	ANYLIST_LONG   = 2
    17  	ANYLIST_FLOAT  = 3
    18  	ANYLIST_DOUBLE = 4
    19  	ANYLIST_STRING = 5
    20  )
    21  
    22  type AnyList interface {
    23  	GetType() byte
    24  
    25  	SetInt(i, v int)
    26  	SetFloat(i int, v float32)
    27  	SetLong(i int, v int64)
    28  	SetDouble(i int, v float64)
    29  	SetString(i int, v string)
    30  
    31  	AddInt(v int)
    32  	AddFloat(v float32)
    33  	AddLong(v int64)
    34  	AddDouble(v float64)
    35  	AddString(v string)
    36  
    37  	GetInt(i int) int
    38  	GetFloat(i int) float32
    39  	GetDouble(i int) float64
    40  	GetLong(i int) int64
    41  	GetString(i int) string
    42  	GetObject(i int) interface{}
    43  	GetValue(i int) value.Value
    44  
    45  	Write(out *io.DataOutputX)
    46  	Read(in *io.DataInputX)
    47  
    48  	Size() int
    49  
    50  	Sorting(asc bool) []int
    51  	SortingAnyList(asc bool, child AnyList, childAsc bool) []int
    52  	Filtering(index []int) AnyList
    53  }
    54  
    55  func CompareChild(child AnyList, ord bool, i1 int, i2 int) int {
    56  	if child.GetType() == ANYLIST_STRING {
    57  		if ord {
    58  			return compare.CompareToString(child.GetString(i1), child.GetString(i2))
    59  		} else {
    60  			return compare.CompareToString(child.GetString(i2), child.GetString(i1))
    61  		}
    62  	} else {
    63  		if ord {
    64  			return compare.CompareToDouble(child.GetDouble(i1), child.GetDouble(i2))
    65  		} else {
    66  			return compare.CompareToDouble(child.GetDouble(i2), child.GetDouble(i1))
    67  		}
    68  	}
    69  }