1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
|
v_file XMLType;
v_xml XMLType;
reject_log EXCEPTION;
CURSOR cur_rec IS
SELECT extractValue(value(LogRecord),'LogRecord/A') A,
extractValue(value(LogRecord),'LogRecord/B') B,
extractValue(value(LogRecord),'LogRecord/C') C,
extractValue(value(LogRecord),'LogRecord/D') D,
extractValue(value(LogRecord),'LogRecord/E') E,
extractValue(value(LogRecord),'LogRecord/F') F,
extractValue(value(LogRecord),'LogRecord/G') G,
value(LogRecord) obj
FROM table(XMLSequence(extract(v_xml, 'SignedLogs/Logs/LogRecord'))) LogRecord;
TYPE numtab IS TABLE OF cur_rec%ROWTYPE INDEX BY BINARY_INTEGER;
nb_rows_report numtab;
nb_rows_limit PLS_INTEGER := 100;
---xsl transform to convert xml format to something more Oracle friendly ---
v_xsl XMLType := XMLType('<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
<xsl:template match="/">
<SignedLogs xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="ND1_2_0.xsd">
<Header>
<AA><xsl:value-of select="SignedLogs/Header/@AA" /></AA>
<BB><xsl:value-of select="SignedLogs/Header/@BB" /></BB>
<CC><xsl:value-of select="SignedLogs/Header/@CC" /></CC>
<DD><xsl:value-of select="SignedLogs/Header/@DD" /></DD>
<EE><xsl:value-of select="SignedLogs/Header/@EE" /></EE>
<FF><xsl:value-of select="SignedLogs/Header/@FF" /></FF>
<GG><xsl:value-of select="SignedLogs/Header/@GG" /></GG>
<HH><xsl:value-of select="SignedLogs/Header/@HH" /></HH>
<xsl:apply-templates select="SignedLogs/Header/error" />
</Header>
<Logs>
<CreationDate><xsl:value-of select="SignedLogs/Logs/@CreationDate" /></CreationDate>
<NumberOfRecords><xsl:value-of select="SignedLogs/Logs/@NumberOfRecords" /></NumberOfRecords>
<xsl:apply-templates select="//LogRecord" />
</Logs>
</SignedLogs>
</xsl:template>
<xsl:template match="error">
<error><xsl:value-of select="@id" /></error>
</xsl:template>
<xsl:template match="LogRecord">
<LogRecord>
<A><xsl:value-of select="@A" /></A>
<B><xsl:value-of select="@B" /></B>
<C><xsl:value-of select="@C" /></C>
<D><xsl:value-of select="@D" /></D>
<E><xsl:value-of select="@E" /></E>
<F><xsl:value-of select="@F" /></F>
<G><xsl:value-of select="@G" /></G>
<xsl:apply-templates select="error" />
</LogRecord>
</xsl:template>
</xsl:stylesheet>');
BEGIN
vo_ok := 0;
vo_error_msg := ' ';
--- Load log file ---
v_file := xmltype(bfilename('DBXML',vi_filename),
nls_charset_id('AL32UTF8'));
--- Transform XML to a more convenient format (ie putting data between
--- tags instead of within attributes ---
v_xml := XMLType.transform(v_file, v_xsl);
--- extract header info from loaded file ---
SELECT extractValue(v_xml, '/SignedLogs/Header/AA'),
extractValue(v_xml, '/SignedLogs/Header/BB'),
extractValue(v_xml, '/SignedLogs/Header/CC'),
extractValue(v_xml, '/SignedLogs/Header/DD'),
extractValue(v_xml, '/SignedLogs/Header/EE'),
extractValue(v_xml, '/SignedLogs/Header/FF'),
extractValue(v_xml, '/SignedLogs/Header/GG'),
extractValue(v_xml, '/SignedLogs/Header/HH'),
extractValue(v_xml, '/SignedLogs/Logs/CreationDate'),
extractValue(v_xml, '/SignedLogs/Logs/NumberOfRecords')
INTO v_AA,
v_BB,
v_CC,
v_DD,
v_EE,
v_FF,
v_GG,
v_HH,
v_CreationDate,
v_NumberOfRecords
FROM dual;
--- import header to db (no commit) ---
insert_header(
vi_AA => v_AA,
vi_BB => v_BB,
vi_CC => v_CC,
vi_DD => v_DD,
vi_EE => v_EE,
vi_FF => v_FF,
vi_GG => v_GG,
vi_path => vi_filename,
vi_creation_date => TO_DATE(v_CreationDate,'YYYY/MM/DD HH24:MI'),
vi_no_records => v_NumberOfRecords,
vi_errors => v_hdr_errors,
vio_update_database => v_update_database,
vo_AA => vo_AA,
vo_BB => v_BB,
vo_CC => v_CC,
vo_DD => v_DD,
vo_EE => v_EE,
vo_FF => v_FF,
vo_ok => vo_ok,
vo_error_num => vo_error_num,
vo_error_msg => vo_error_msg);
--- check for errors ---
IF vo_ok <> 1 THEN
RAISE reject_log;
END IF;
--- Extract log records ---
OPEN cur_rec;
LOOP
FETCH cur_rec BULK COLLECT INTO nb_rows_report LIMIT nb_rows_limit;
FOR i IN 1..nb_rows_report.COUNT
LOOP
insert_detail(
vi_A => vo_A,
vi_B => v_B,
vi_C => v_C,
vi_D => v_D,
vi_E => v_E,
vi_F => nb_rows_report(i).A,
vi_errors => v_det_errors,
vi_BB => nb_rows_report(i).B,
vi_CC => nb_rows_report(i).C,
vi_DD => nb_rows_report(i).D,
vi_EE => nb_rows_report(i).E,
vi_FF => nb_rows_report(i).F,
vio_update_database => v_update_database,
vo_ok => vo_ok,
vo_error_num => vo_error_num,
vo_error_msg => vo_error_msg);
--- check for errors ---
IF vo_ok <> 1 THEN
RAISE reject_log;
END IF;
END LOOP;
EXIT WHEN cur_rec%NOTFOUND;
END LOOP;
CLOSE cur_rec;
--- commit both header and detail ---
COMMIT;
vo_ok := 1;
--- error processing ---
EXCEPTION
--- log could not be imported ---
WHEN reject_log THEN
ROLLBACK;
WHEN OTHERS THEN
vo_error_msg := SUBSTR('Error processing xml: '||SQLERRM,1,200);
vo_error_num := SQLCODE;
ROLLBACK;
END; |
Traitement d'un fichier XML
Répondre avec citation
Partager