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1 | /*******************************************************************************\r |
2 | * Copyright (c) 2010 Ericsson\r | |
3 | * \r | |
4 | * All rights reserved. This program and the accompanying materials are\r | |
5 | * made available under the terms of the Eclipse Public License v1.0 which\r | |
6 | * accompanies this distribution, and is available at\r | |
7 | * http://www.eclipse.org/legal/epl-v10.html\r | |
8 | * \r | |
9 | * Contributors:\r | |
10 | * Yuriy Vashchuk (yvashchuk@gmail.com) - Initial API and implementation\r | |
11 | *******************************************************************************/\r | |
12 | \r | |
13 | package org.eclipse.linuxtools.tmf.filter.xml;\r | |
14 | \r | |
15 | import java.io.File;\r | |
16 | import java.io.IOException;\r | |
17 | \r | |
18 | import javax.xml.parsers.DocumentBuilder;\r | |
19 | import javax.xml.parsers.DocumentBuilderFactory;\r | |
20 | import javax.xml.parsers.ParserConfigurationException;\r | |
21 | import javax.xml.transform.Transformer;\r | |
22 | import javax.xml.transform.TransformerConfigurationException;\r | |
23 | import javax.xml.transform.TransformerException;\r | |
24 | import javax.xml.transform.TransformerFactory;\r | |
25 | import javax.xml.transform.dom.DOMSource;\r | |
26 | import javax.xml.transform.stream.StreamResult;\r | |
27 | \r | |
28 | import org.eclipse.linuxtools.tmf.filter.model.ITmfFilterTreeNode;\r | |
29 | import org.eclipse.linuxtools.tmf.filter.model.TmfFilterAndNode;\r | |
30 | import org.eclipse.linuxtools.tmf.filter.model.TmfFilterCompareNode;\r | |
31 | import org.eclipse.linuxtools.tmf.filter.model.TmfFilterContainsNode;\r | |
32 | import org.eclipse.linuxtools.tmf.filter.model.TmfFilterEqualsNode;\r | |
33 | import org.eclipse.linuxtools.tmf.filter.model.TmfFilterEventTypeNode;\r | |
34 | import org.eclipse.linuxtools.tmf.filter.model.TmfFilterMatchesNode;\r | |
35 | import org.eclipse.linuxtools.tmf.filter.model.TmfFilterNode;\r | |
36 | import org.eclipse.linuxtools.tmf.filter.model.TmfFilterOrNode;\r | |
37 | import org.w3c.dom.Document;\r | |
38 | import org.w3c.dom.Element;\r | |
39 | \r | |
40 | /**\r | |
41 | * <b><u>FilterXMLParser</u></b>\r | |
42 | * <p>\r | |
43 | * This is SAX based XML parser\r | |
44 | * <p>\r | |
45 | */\r | |
46 | public class TmfFilterXMLWriter {\r | |
47 | \r | |
48 | private Document document = null;\r | |
49 | \r | |
50 | /**\r | |
51 | * The XMLParser constructor\r | |
52 | * \r | |
53 | * @param uri The XML file to parse\r | |
54 | * @throws ParserConfigurationException \r | |
55 | */ \r | |
56 | public TmfFilterXMLWriter(final ITmfFilterTreeNode root) throws IOException, ParserConfigurationException {\r | |
57 | DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();\r | |
58 | DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();\r | |
59 | document = documentBuilder.newDocument();\r | |
60 | \r | |
61 | Element rootElement = document.createElement(root.getNodeName());\r | |
62 | document.appendChild(rootElement);\r | |
63 | \r | |
64 | for (ITmfFilterTreeNode node : root.getChildren()) {\r | |
65 | buildXMLTree(document, node, rootElement);\r | |
66 | }\r | |
67 | }\r | |
68 | \r | |
69 | /**\r | |
70 | * The Tree to XML parser\r | |
71 | * \r | |
72 | * @param document The XML document\r | |
73 | * @param treenode The node to write\r | |
74 | * @param parentElement The XML element of the parent\r | |
75 | */ \r | |
76 | public static void buildXMLTree(final Document document, final ITmfFilterTreeNode treenode, Element parentElement) {\r | |
77 | Element element = document.createElement(treenode.getNodeName());\r | |
78 | \r | |
79 | if (treenode instanceof TmfFilterNode) {\r | |
80 | \r | |
81 | TmfFilterNode node = (TmfFilterNode) treenode;\r | |
82 | element.setAttribute(TmfFilterNode.NAME_ATTR, node.getFilterName());\r | |
83 | \r | |
84 | } else if (treenode instanceof TmfFilterEventTypeNode) {\r | |
85 | \r | |
86 | TmfFilterEventTypeNode node = (TmfFilterEventTypeNode) treenode;\r | |
87 | element.setAttribute(TmfFilterEventTypeNode.TYPE_ATTR, node.getEventType());\r | |
88 | element.setAttribute(TmfFilterEventTypeNode.NAME_ATTR, node.getName());\r | |
89 | \r | |
90 | } else if (treenode instanceof TmfFilterAndNode) {\r | |
91 | \r | |
92 | TmfFilterAndNode node = (TmfFilterAndNode) treenode;\r | |
93 | element.setAttribute(TmfFilterAndNode.NOT_ATTR, Boolean.toString(node.isNot()));\r | |
94 | \r | |
95 | } else if (treenode instanceof TmfFilterOrNode) {\r | |
96 | \r | |
97 | TmfFilterOrNode node = (TmfFilterOrNode) treenode;\r | |
98 | element.setAttribute(TmfFilterOrNode.NOT_ATTR, Boolean.toString(node.isNot()));\r | |
99 | \r | |
100 | } else if (treenode instanceof TmfFilterContainsNode) {\r | |
101 | \r | |
102 | TmfFilterContainsNode node = (TmfFilterContainsNode) treenode;\r | |
103 | element.setAttribute(TmfFilterContainsNode.NOT_ATTR, Boolean.toString(node.isNot()));\r | |
104 | element.setAttribute(TmfFilterContainsNode.FIELD_ATTR, node.getField());\r | |
105 | element.setAttribute(TmfFilterContainsNode.VALUE_ATTR, node.getValue());\r | |
106 | element.setAttribute(TmfFilterContainsNode.IGNORECASE_ATTR, Boolean.toString(node.isIgnoreCase()));\r | |
107 | \r | |
108 | } else if (treenode instanceof TmfFilterEqualsNode) {\r | |
109 | \r | |
110 | TmfFilterEqualsNode node = (TmfFilterEqualsNode) treenode;\r | |
111 | element.setAttribute(TmfFilterEqualsNode.NOT_ATTR, Boolean.toString(node.isNot()));\r | |
112 | element.setAttribute(TmfFilterEqualsNode.FIELD_ATTR, node.getField());\r | |
113 | element.setAttribute(TmfFilterEqualsNode.VALUE_ATTR, node.getValue());\r | |
114 | element.setAttribute(TmfFilterEqualsNode.IGNORECASE_ATTR, Boolean.toString(node.isIgnoreCase()));\r | |
115 | \r | |
116 | } else if (treenode instanceof TmfFilterMatchesNode) {\r | |
117 | \r | |
118 | TmfFilterMatchesNode node = (TmfFilterMatchesNode) treenode;\r | |
119 | element.setAttribute(TmfFilterMatchesNode.NOT_ATTR, Boolean.toString(node.isNot()));\r | |
120 | element.setAttribute(TmfFilterMatchesNode.FIELD_ATTR, node.getField());\r | |
121 | element.setAttribute(TmfFilterMatchesNode.REGEX_ATTR, node.getRegex());\r | |
122 | \r | |
123 | } else if (treenode instanceof TmfFilterCompareNode) {\r | |
124 | \r | |
125 | TmfFilterCompareNode node = (TmfFilterCompareNode) treenode;\r | |
126 | element.setAttribute(TmfFilterCompareNode.NOT_ATTR, Boolean.toString(node.isNot()));\r | |
127 | element.setAttribute(TmfFilterCompareNode.FIELD_ATTR, node.getField());\r | |
128 | element.setAttribute(TmfFilterCompareNode.RESULT_ATTR, Integer.toString(node.getResult()));\r | |
129 | element.setAttribute(TmfFilterCompareNode.TYPE_ATTR, node.getType().toString());\r | |
130 | element.setAttribute(TmfFilterCompareNode.VALUE_ATTR, node.getValue());\r | |
131 | \r | |
132 | }\r | |
133 | \r | |
134 | parentElement.appendChild(element);\r | |
135 | \r | |
136 | for (int i = 0; i < treenode.getChildrenCount(); i++) {\r | |
137 | buildXMLTree(document, treenode.getChild(i), element);\r | |
138 | }\r | |
139 | }\r | |
140 | \r | |
141 | /**\r | |
142 | * Save the tree \r | |
143 | * \r | |
144 | * @param uri The new Filter XML path\r | |
145 | */ \r | |
146 | public void saveTree(final String uri) {\r | |
147 | TransformerFactory transformerFactory = TransformerFactory.newInstance();\r | |
148 | \r | |
149 | try {\r | |
150 | Transformer transformer = transformerFactory.newTransformer();\r | |
151 | DOMSource source = new DOMSource(document);\r | |
152 | StreamResult result = new StreamResult(new File(uri));\r | |
153 | transformer.transform(source, result);\r | |
154 | } catch (TransformerConfigurationException e) {\r | |
155 | e.printStackTrace();\r | |
156 | } catch (TransformerException e) {\r | |
157 | e.printStackTrace();\r | |
158 | }\r | |
159 | }\r | |
160 | \r | |
161 | }\r |