blob: cfeb0c0986960cc1e35063eb2526ddbedcd21144 (
plain)
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
|
/*
* This file is part of rasdaman community.
*
* Rasdaman community is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rasdaman community is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with rasdaman community. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2003 - 2010 Peter Baumann / rasdaman GmbH.
*
* For more information please see <http://www.rasdaman.org>
* or contact Peter Baumann via <baumann@rasdaman.com>.
*/
package petascope.wcps.server.core;
import petascope.exceptions.WCPSException;
import org.w3c.dom.*;
public class BinaryOperationCoverageExpr implements IRasNode, ICoverageInfo {
private IRasNode first, second;
private CoverageExprPairType pair;
private CoverageInfo info;
private String operation;
public BinaryOperationCoverageExpr(Node node, XmlQuery xq)
throws WCPSException {
String nodeName = node.getNodeName();
System.err.println("Trying to parse binary operation: " + nodeName);
boolean okay = false; // will be true if the node is recognized
if (nodeName.equals("plus")) {
operation = "+";
okay = true;
}
if (nodeName.equals("minus")) {
operation = "-";
okay = true;
}
if (nodeName.equals("mult")) {
operation = "*";
okay = true;
}
if (nodeName.equals("div")) {
operation = "/";
okay = true;
}
if (nodeName.equals("and") || nodeName.equals("or") || nodeName.equals("xor")) {
operation = nodeName;
okay = true;
}
if (nodeName.equals("equals")) {
operation = "=";
okay = true;
}
if (nodeName.equals("lessThan")) {
operation = "<";
okay = true;
}
if (nodeName.equals("greaterThan")) {
operation = ">";
okay = true;
}
if (nodeName.equals("lessOrEqual")) {
operation = "<=";
okay = true;
}
if (nodeName.equals("greaterOrEqual")) {
operation = ">=";
okay = true;
}
if (nodeName.equals("notEqual")) {
operation = "!=";
okay = true;
}
if (nodeName.equals("overlay")) {
operation = "overlay";
okay = true;
}
if (!okay) {
throw new WCPSException("Unexpected binary operation : " + nodeName);
}
Node operand = node.getFirstChild();
while (operand.getNodeName().equals("#text")) {
operand = operand.getNextSibling();
}
pair = new CoverageExprPairType(operand, xq);
info = new CoverageInfo(((ICoverageInfo) pair).getCoverageInfo());
first = pair.getFirst();
second = pair.getSecond();
}
public CoverageInfo getCoverageInfo() {
return info;
}
public String toRasQL() {
return "((" + first.toRasQL() + ")" + operation + "(" + second.toRasQL() + "))";
}
}
|