1 /*******************************************************************************
2 * Copyright (c) 2010, 2014 Ericsson
4 * All rights reserved. This program and the accompanying materials are
5 * made available under the terms of the Eclipse Public License v1.0 which
6 * accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * Yuriy Vashchuk (yvashchuk@gmail.com) - Initial API and implementation
11 * based on http://smeric.developpez.com/java/cours/xml/sax/
12 * Patrick Tasse - Refactoring
13 *******************************************************************************/
15 package org
.eclipse
.tracecompass
.tmf
.core
.filter
.xml
;
17 import java
.util
.Stack
;
19 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.ITmfFilterTreeNode
;
20 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterAndNode
;
21 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterCompareNode
;
22 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterContainsNode
;
23 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterEqualsNode
;
24 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterEventTypeNode
;
25 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterMatchesFieldNode
;
26 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterMatchesNode
;
27 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterNode
;
28 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterOrNode
;
29 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterRootNode
;
30 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterTreeNode
;
31 import org
.eclipse
.tracecompass
.tmf
.core
.filter
.model
.TmfFilterCompareNode
.Type
;
32 import org
.xml
.sax
.Attributes
;
33 import org
.xml
.sax
.SAXException
;
34 import org
.xml
.sax
.helpers
.DefaultHandler
;
37 * The SAX Content Handler
40 * @author Yuriy Vashchuk
41 * @author Patrick Tasse
43 public class TmfFilterContentHandler
extends DefaultHandler
{
45 private ITmfFilterTreeNode fRoot
= null;
46 private Stack
<ITmfFilterTreeNode
> fFilterTreeStack
= null;
49 * The default constructor
51 public TmfFilterContentHandler() {
53 fFilterTreeStack
= new Stack
<>();
59 * @return The builded tree
61 public ITmfFilterTreeNode
getTree() {
67 public void startElement(String uri
, String localName
, String qName
, Attributes atts
) throws SAXException
{
68 ITmfFilterTreeNode node
= null;
70 if (localName
.equalsIgnoreCase(TmfFilterRootNode
.NODE_NAME
)) {
72 node
= new TmfFilterRootNode();
74 } else if (localName
.equals(TmfFilterNode
.NODE_NAME
)) {
76 node
= new TmfFilterNode(atts
.getValue(TmfFilterNode
.NAME_ATTR
));
78 } else if (localName
.equals(TmfFilterEventTypeNode
.NODE_NAME
)) {
80 node
= new TmfFilterEventTypeNode(null);
81 ((TmfFilterEventTypeNode
) node
).setEventType(atts
.getValue(TmfFilterEventTypeNode
.TYPE_ATTR
));
82 ((TmfFilterEventTypeNode
) node
).setName(atts
.getValue(TmfFilterEventTypeNode
.NAME_ATTR
));
84 } else if (localName
.equals(TmfFilterAndNode
.NODE_NAME
)) {
86 node
= new TmfFilterAndNode(null);
87 String value
= atts
.getValue(TmfFilterAndNode
.NOT_ATTR
);
88 if (value
!= null && value
.equalsIgnoreCase(Boolean
.TRUE
.toString())) {
89 ((TmfFilterAndNode
) node
).setNot(true);
92 } else if (localName
.equals(TmfFilterOrNode
.NODE_NAME
)) {
94 node
= new TmfFilterOrNode(null);
95 String value
= atts
.getValue(TmfFilterOrNode
.NOT_ATTR
);
96 if (value
!= null && value
.equalsIgnoreCase(Boolean
.TRUE
.toString())) {
97 ((TmfFilterOrNode
) node
).setNot(true);
100 } else if (localName
.equals(TmfFilterContainsNode
.NODE_NAME
)) {
102 node
= new TmfFilterContainsNode(null);
103 String value
= atts
.getValue(TmfFilterContainsNode
.NOT_ATTR
);
104 if (value
!= null && value
.equalsIgnoreCase(Boolean
.TRUE
.toString())) {
105 ((TmfFilterContainsNode
) node
).setNot(true);
107 ((TmfFilterContainsNode
) node
).setField(atts
.getValue(TmfFilterContainsNode
.FIELD_ATTR
));
108 ((TmfFilterContainsNode
) node
).setValue(atts
.getValue(TmfFilterContainsNode
.VALUE_ATTR
));
109 value
= atts
.getValue(TmfFilterContainsNode
.IGNORECASE_ATTR
);
110 if (value
!= null && value
.equalsIgnoreCase(Boolean
.TRUE
.toString())) {
111 ((TmfFilterContainsNode
) node
).setIgnoreCase(true);
114 } else if (localName
.equals(TmfFilterEqualsNode
.NODE_NAME
)) {
116 node
= new TmfFilterEqualsNode(null);
117 String value
= atts
.getValue(TmfFilterEqualsNode
.NOT_ATTR
);
118 if (value
!= null && value
.equalsIgnoreCase(Boolean
.TRUE
.toString())) {
119 ((TmfFilterEqualsNode
) node
).setNot(true);
121 ((TmfFilterEqualsNode
) node
).setField(atts
.getValue(TmfFilterEqualsNode
.FIELD_ATTR
));
122 ((TmfFilterEqualsNode
) node
).setValue(atts
.getValue(TmfFilterEqualsNode
.VALUE_ATTR
));
123 value
= atts
.getValue(TmfFilterEqualsNode
.IGNORECASE_ATTR
);
124 if (value
!= null && value
.equalsIgnoreCase(Boolean
.TRUE
.toString())) {
125 ((TmfFilterEqualsNode
) node
).setIgnoreCase(true);
128 } else if (localName
.equals(TmfFilterMatchesFieldNode
.NODE_NAME
)) {
130 node
= new TmfFilterMatchesFieldNode(null);
131 String value
= atts
.getValue(TmfFilterMatchesNode
.NOT_ATTR
);
132 if (value
!= null && value
.equalsIgnoreCase(Boolean
.TRUE
.toString())) {
133 ((TmfFilterMatchesNode
) node
).setNot(true);
135 ((TmfFilterMatchesFieldNode
) node
).setField(atts
.getValue(TmfFilterMatchesFieldNode
.FIELD_ATTR
));
136 ((TmfFilterMatchesNode
) node
).setRegex(atts
.getValue(TmfFilterMatchesNode
.REGEX_ATTR
));
138 } else if (localName
.equals(TmfFilterCompareNode
.NODE_NAME
)) {
140 node
= new TmfFilterCompareNode(null);
141 String value
= atts
.getValue(TmfFilterCompareNode
.NOT_ATTR
);
142 if (value
!= null && value
.equalsIgnoreCase(Boolean
.TRUE
.toString())) {
143 ((TmfFilterCompareNode
) node
).setNot(true);
145 ((TmfFilterCompareNode
) node
).setField(atts
.getValue(TmfFilterCompareNode
.FIELD_ATTR
));
146 value
= atts
.getValue(TmfFilterCompareNode
.TYPE_ATTR
);
148 ((TmfFilterCompareNode
) node
).setType(Type
.valueOf(value
));
150 value
= atts
.getValue(TmfFilterCompareNode
.RESULT_ATTR
);
152 if (value
.equals(Integer
.toString(-1))) {
153 ((TmfFilterCompareNode
) node
).setResult(-1);
154 } else if (value
.equals(Integer
.toString(1))) {
155 ((TmfFilterCompareNode
) node
).setResult(1);
157 ((TmfFilterCompareNode
) node
).setResult(0);
160 ((TmfFilterCompareNode
) node
).setValue(atts
.getValue(TmfFilterCompareNode
.VALUE_ATTR
));
164 fFilterTreeStack
.push(node
);
168 public void endElement(String uri
, String localName
, String qName
) throws SAXException
{
169 ITmfFilterTreeNode node
= fFilterTreeStack
.pop();
171 if (fFilterTreeStack
.isEmpty()) {
173 } else if (fFilterTreeStack
.lastElement() instanceof TmfFilterTreeNode
&&
174 node
instanceof TmfFilterTreeNode
) {
175 fFilterTreeStack
.lastElement().addChild(node
);