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1 package com.daffodilwoods.daffodildb.utils.field;
2
3 import com.daffodilwoods.database.resource.DException;
4 import com.daffodilwoods.daffodildb.utils.GetByteComparator;
5 import com.daffodilwoods.daffodildb.server.datasystem.interfaces.Datatype;
6 import com.daffodilwoods.daffodildb.utils.BufferRange;
7 import java.sql.Time  ;
8
9 public class FieldTimeLiteral extends FieldBase implements Comparable {
10
11 public FieldTimeLiteral(Object object0){
12 object = object0;
13 datatype = Datatype.TIME;
14 }
15
16 public FieldTimeLiteral(BufferRange bufferRange0) {
17 bufferRange = bufferRange0;
18 datatype = Datatype.TIME;
19 }
20
21 public Object getObject() throws DException{
22 return object;
23 }
24
25 public BufferRange getBufferRange() {
26 if(bufferRange == null)
27 bufferRange = new BufferRange(getBytes((Time )object));
28 return bufferRange;
29 }
30
31 public byte[] getBytes(Time time)
32 {
33 if( time == null)
34 return null;
35 byte b[] = new byte[8];
36 long a1 = time.getTime();
37 for(int i = 56 , j=0 ; i >= 0 ; i-= 8)
38 b[j++]=(byte)((a1 >> i) & 0xFF);
39 return b;
40 }
41
42 public boolean equals(Object fieldBase){
43 try {
44 return (getDatatype() != ((FieldBase)fieldBase).getDatatype()) ? false :
45 GetByteComparator.sameComparator.compare(this,fieldBase) == 0;
46 }catch (DException ex) {
47 return false;
48 }
49 }
50
51 public int compareTo(Object fieldBase){
52 try {
53 return GetByteComparator.sameComparator.compare(this,fieldBase);
54 }catch (DException ex) {
55 return -1;
56 }
57 }
58
59
60 public boolean isNull() {
61 return object == null;
62 }
63
64 public boolean getNull() {
65 return object == null;
66 }
67
68 public void setDatatype(int type) throws DException{
69 }
70 public void setBufferRange(BufferRange range) {
71 throw new RuntimeException ("Create new instance of FieldTimeLiteral instead of setting the bufferrange. Discuss with Neeraj or Parveen Sir ");
72 }
73
74 }
75 |
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