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Java > Open Source Codes > com > daffodilwoods > daffodildb > server > datasystem > utility > Record


1 package com.daffodilwoods.daffodildb.server.datasystem.utility;
2
3 import com.daffodilwoods.daffodildb.server.sql99.dql.execution._TableInfo;
4
5
6 import com.daffodilwoods.daffodildb.server.datasystem.interfaces._TableCharacteristics;
7 import com.daffodilwoods.database.resource.DException;
8 import com.daffodilwoods.daffodildb.server.sql99.dql.queryexpression.*;
9 import com.daffodilwoods.daffodildb.server.datasystem.persistentsystem.*;
10 import com.daffodilwoods.daffodildb.utils.field.FieldBase;
11 import com.daffodilwoods.daffodildb.utils.FieldUtility;
12 import com.daffodilwoods.daffodildb.utils.BufferRange;
13 public class Record implements _Record {
14
15     _TableCharacteristics tableCharacteristics;
16     Object JavaDoc[] object;
17
18     public Record(_TableCharacteristics tableCharacteristics0,Object JavaDoc[] object0) {
19         tableCharacteristics = tableCharacteristics0;
20         object = object0;
21     }
22
23     public void setObject(Object JavaDoc[] row) {
24         object = row;
25     }
26
27     public void update(String JavaDoc column,Object JavaDoc value ) throws DException{
28         int index = tableCharacteristics.getIndexForColumnName(column);
29         if(index == -1)
30             throw DatabaseConstants.COLUMN_NOTFOUND_EXCEPTION;
31         object[index] = value;
32     }
33
34     public void update(int index,Object JavaDoc value ) throws DException{
35         object[index] = value;
36     }
37
38     public void update ( int[] columns , Object JavaDoc[] values ) throws DException{
39       if(columns == null)
40         return ;
41         for(int i = 0 ; i < columns.length ; i++){
42                 object[columns[i]] = values[i];
43
44         }
45     }
46
47     public Object JavaDoc getObject(int columnIndex)throws DException{
48         return object[columnIndex];
49     }
50     public Object JavaDoc[] getObject(int[] columnIndexes)throws DException{
51         Object JavaDoc[] values = new Object JavaDoc[columnIndexes.length];
52         for (int i = 0; i < columnIndexes.length; i++) {
53             values[i] = getObject(columnIndexes[i]);
54         }
55         return values;
56     }
57
58     public Object JavaDoc getObject(String JavaDoc columnName)throws DException{
59         int index = tableCharacteristics.getIndexForColumnName(columnName);
60         if(index == -1)
61             throw DatabaseConstants.COLUMN_NOTFOUND_EXCEPTION;
62         return object[index];
63     }
64     public Object JavaDoc[] getObject(String JavaDoc[] columnName)throws DException{
65         Object JavaDoc[] values = new Object JavaDoc[columnName.length];
66         for (int i = 0; i < columnName.length; i++) {
67             values[i] = getObject(columnName[i]);
68         }
69         return values;
70     }
71
72     public Object JavaDoc[] getObject() throws DException{
73         return object;
74     }
75
76     public Object JavaDoc clone() {
77         Object JavaDoc[] temp = new Object JavaDoc[object.length];
78         System.arraycopy( object,0,temp,0,object.length );
79         clone1(temp);
80         return new Record(tableCharacteristics,temp);
81     }
82
83     private Object JavaDoc[] clone1(Object JavaDoc[] values) {
84       FieldBase fb;
85         for (int i = 0; i < values.length; i++) {
86            fb = (FieldBase)values[i];
87             fb.setBufferRange(fb.getNull() ? FieldUtility.NULLBUFFERRANGE : new BufferRange(fb.getBufferRange().getBytes()));
88         }
89         return values;
90     }
91
92     public int getColumnCount() throws DException{
93         return tableCharacteristics.getColumnCount();
94     }
95
96     public String JavaDoc toString(){
97         return java.util.Arrays.asList(object).toString();
98     }
99
100     public _Record getRecord(String JavaDoc parm1) throws com.daffodilwoods.database.resource.DException {
101         /**@todo Implement this com.daffodilwoods.daffodildb.server.datasystem.utility._Record method*/
102         throw new java.lang.UnsupportedOperationException JavaDoc("Method getRecord() not yet implemented.");
103     }
104
105     public Object JavaDoc getObject(_TableInfo parm1, int parm2) throws com.daffodilwoods.database.resource.DException {
106         return object[parm2];
107     }
108
109     public Object JavaDoc getObject(_TableInfo parm1, String JavaDoc parm2) throws com.daffodilwoods.database.resource.DException {
110         return object[tableCharacteristics.getIndexForColumnName(parm2)];
111     }
112
113    /*public UniqueParameterisedCondition getRecordCondition()throws DException{
114       return object == null ? null : recordReader.getRecordCondition(object);
115    }*/
116
117    /*public _RecordReader getRecordReader() throws DException {
118       return recordReader;
119    }*/
120
121    /*public Object getRowObject() throws DException {
122        return object;
123    }*/
124
125    /*public final Object getInternalObject(int index)throws DException{
126       return object == null ? null : recordReader.getInternalObject(index,object);
127    }
128
129    public final Object getInternalObject(String columnName)throws DException{
130      return object == null ? null : recordReader.getInternalObject(
131                                           recordReader.getInternalColumnIndex(columnName),
132                                           object);
133    }
134
135    public PrimaryKey getPrimaryKey() throws DException{
136      return recordReader.getPrimaryKey(object);
137    }*/
138 }
139
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