Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/datacage/templating/CompiledStatement.java @ 1716:3ca999f507b7

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
flys/issue314: Variables in datacage are now case insensitive. flys-artifacts/trunk@2994 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Mon, 17 Oct 2011 15:53:03 +0000
parents 94df49614d92
children 5642a83420f2
rev   line source
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.artifacts.datacage.templating;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
2
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
3 import java.util.regex.Pattern;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
4 import java.util.regex.Matcher;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
5
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
6 import java.util.List;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
7 import java.util.Map;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
8 import java.util.TreeMap;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
9 import java.util.ArrayList;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
10
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
11 import java.sql.PreparedStatement;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
12 import java.sql.SQLException;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
13 import java.sql.Connection;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
14 import java.sql.ResultSet;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
15
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
16 import net.sf.ehcache.Cache;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
17 import net.sf.ehcache.Element;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
18
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
19 import de.intevation.flys.artifacts.cache.CacheFactory;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
20
1023
5cb84ceee2a0 Datacage: Templates now can nest <dc:elements> into other elements in the body of <dc:context>
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1011
diff changeset
21 import org.apache.log4j.Logger;
5cb84ceee2a0 Datacage: Templates now can nest <dc:elements> into other elements in the body of <dc:context>
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1011
diff changeset
22
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
23 public class CompiledStatement
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
24 {
1023
5cb84ceee2a0 Datacage: Templates now can nest <dc:elements> into other elements in the body of <dc:context>
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1011
diff changeset
25 private static Logger log = Logger.getLogger(CompiledStatement.class);
5cb84ceee2a0 Datacage: Templates now can nest <dc:elements> into other elements in the body of <dc:context>
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1011
diff changeset
26
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
27 public static final String DATACAGE_DB_CACHE =
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
28 "datacage.db";
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
30 public static final Pattern VAR =
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
31 Pattern.compile("\\$\\{([a-zA-Z0-9_-]+)\\}");
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
32
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
33 protected String original;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
34 protected String statement;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
35
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
36 protected Map<String, List<Integer>> positions;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
37
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
38 protected int numVars;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
39
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
40 public class Instance {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
41
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
42 protected PreparedStatement preparedStatement;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
43
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
44 public Instance() {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
45 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
46
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
47 protected ResultData executeCached(
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
48 Cache cache,
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
49 Connection connection,
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
50 StackFrames frames
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
51 )
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
52 throws SQLException
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
53 {
1023
5cb84ceee2a0 Datacage: Templates now can nest <dc:elements> into other elements in the body of <dc:context>
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1011
diff changeset
54 log.debug("executeCached");
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
55 Object [] values = new Object[numVars];
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
56
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
57 StringBuilder sb = new StringBuilder(original);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
58
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
59 for (Map.Entry<String, List<Integer>> entry: positions.entrySet()) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
60 String key = entry.getKey();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
61 Object value = frames.get(key);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
62 sb.append(';').append(key).append(':').append(value);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
63 for (Integer index: entry.getValue()) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
64 values[index] = value;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
65 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
66 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
67
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
68 // XXX: Maybe too many collisions?
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
69 // String key = original + Arrays.hashCode(values);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
70 String key = sb.toString();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
71
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
72 Element element = cache.get(key);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
73
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
74 if (element != null) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
75 return (ResultData)element.getValue();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
76 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
77
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
78 if (preparedStatement == null) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
79 preparedStatement = connection.prepareStatement(statement);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
80 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
81
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
82 for (int i = 0; i < values.length; ++i) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
83 preparedStatement.setObject(i+1, values[i]);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
84 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
85
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
86 ResultData data;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
87
1097
94df49614d92 Made it Oracle compatible
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1023
diff changeset
88 if (log.isDebugEnabled()) {
94df49614d92 Made it Oracle compatible
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1023
diff changeset
89 log.debug("executing: " + statement);
94df49614d92 Made it Oracle compatible
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1023
diff changeset
90 }
94df49614d92 Made it Oracle compatible
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1023
diff changeset
91
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
92 ResultSet result = preparedStatement.executeQuery();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
93 try {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
94 data = new ResultData(preparedStatement.getMetaData())
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
95 .addAll(result);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
96 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
97 finally {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
98 result.close();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
99 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
100
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
101 element = new Element(key, data);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
102 cache.put(element);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
103
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
104 return data;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
105 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
106
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
107 protected ResultData executeUncached(
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
108 Connection connection,
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
109 StackFrames frames
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
110 )
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
111 throws SQLException
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
112 {
1023
5cb84ceee2a0 Datacage: Templates now can nest <dc:elements> into other elements in the body of <dc:context>
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1011
diff changeset
113 log.debug("executeUncached");
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
114 if (preparedStatement == null) {
1023
5cb84ceee2a0 Datacage: Templates now can nest <dc:elements> into other elements in the body of <dc:context>
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1011
diff changeset
115 if (log.isDebugEnabled()) {
5cb84ceee2a0 Datacage: Templates now can nest <dc:elements> into other elements in the body of <dc:context>
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1011
diff changeset
116 log.debug("preparing statement: " + statement);
5cb84ceee2a0 Datacage: Templates now can nest <dc:elements> into other elements in the body of <dc:context>
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1011
diff changeset
117 }
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
118 preparedStatement = connection.prepareStatement(statement);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
119 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
120
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
121 for (Map.Entry<String, List<Integer>> entry: positions.entrySet()) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
122 Object value = frames.get(entry.getKey());
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
123 for (Integer index: entry.getValue()) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
124 preparedStatement.setObject(index+1, value);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
125 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
126 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
127
1097
94df49614d92 Made it Oracle compatible
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1023
diff changeset
128 if (log.isDebugEnabled()) {
94df49614d92 Made it Oracle compatible
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1023
diff changeset
129 log.debug("executing: " + statement);
94df49614d92 Made it Oracle compatible
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1023
diff changeset
130 }
94df49614d92 Made it Oracle compatible
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1023
diff changeset
131
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
132 ResultSet result = preparedStatement.executeQuery();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
133 try {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
134 return new ResultData(preparedStatement.getMetaData())
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
135 .addAll(result);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
136 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
137 finally {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
138 result.close();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
139 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
140 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
141
1011
aca3b46160cb Added support for more than one db connection in datacage templating.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 998
diff changeset
142 public ResultData execute(
aca3b46160cb Added support for more than one db connection in datacage templating.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 998
diff changeset
143 Connection connection,
aca3b46160cb Added support for more than one db connection in datacage templating.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 998
diff changeset
144 StackFrames frames,
aca3b46160cb Added support for more than one db connection in datacage templating.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 998
diff changeset
145 boolean cached
aca3b46160cb Added support for more than one db connection in datacage templating.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 998
diff changeset
146 )
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
147 throws SQLException
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
148 {
1011
aca3b46160cb Added support for more than one db connection in datacage templating.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 998
diff changeset
149 if (!cached) {
aca3b46160cb Added support for more than one db connection in datacage templating.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 998
diff changeset
150 return executeUncached(connection, frames);
aca3b46160cb Added support for more than one db connection in datacage templating.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 998
diff changeset
151 }
aca3b46160cb Added support for more than one db connection in datacage templating.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 998
diff changeset
152
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
153 Cache cache = CacheFactory.getCache(DATACAGE_DB_CACHE);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
154
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
155 return cache != null
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
156 ? executeCached(cache, connection, frames)
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
157 : executeUncached(connection, frames);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
158 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
159
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
160 public void close() {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
161 if (preparedStatement != null) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
162 try {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
163 preparedStatement.close();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
164 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
165 catch (SQLException sqle) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
166 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
167 preparedStatement = null;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
168 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
169 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
170 } // class Instance
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
171
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
172 public CompiledStatement() {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
173 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
174
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
175 public CompiledStatement(String original) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
176 this.original = original;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
177 // TreeMap to ensure order
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
178 positions = new TreeMap<String, List<Integer>>();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
179 compile();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
180 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
181
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
182 protected void compile() {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
183
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
184 StringBuffer sb = new StringBuffer();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
185
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
186 Matcher m = VAR.matcher(original);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
187
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
188 int index = 0;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
189
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
190 while (m.find()) {
1716
3ca999f507b7 flys/issue314: Variables in datacage are now case insensitive.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1097
diff changeset
191 String key = m.group(1).toUpperCase();
998
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
192 List<Integer> indices = positions.get(key);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
193 if (indices == null) {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
194 indices = new ArrayList<Integer>();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
195 positions.put(key, indices);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
196 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
197 indices.add(index);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
198 m.appendReplacement(sb, "?");
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
199 ++index;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
200 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
201
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
202 m.appendTail(sb);
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
203
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
204 numVars = index;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
205
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
206 statement = sb.toString();
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
207 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
208
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
209 public String getStatement() {
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
210 return statement;
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
211 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
212 }
b81626b10cb7 Datacage: Moved templating in a better suited package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
213 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org