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be222f56 | 1 | /******************************************************************************* |
60ae41e1 | 2 | * Copyright (c) 2010, 2014 Ericsson |
be222f56 PT |
3 | * |
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 | |
8 | * | |
9 | * Contributors: | |
10 | * Patrick Tasse - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
13 | package org.eclipse.linuxtools.tmf.core.filter.model; | |
14 | ||
15 | import java.text.NumberFormat; | |
16 | import java.text.ParseException; | |
17 | import java.util.ArrayList; | |
18 | import java.util.List; | |
19 | ||
20 | import org.eclipse.linuxtools.tmf.core.event.ITmfEvent; | |
3bd46eef | 21 | import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimestamp; |
be222f56 PT |
22 | |
23 | ||
24 | /** | |
25 | * Filter node for the comparison operation | |
26 | * | |
27 | * @version 1.0 | |
28 | * @author Patrick Tasse | |
29 | */ | |
30 | @SuppressWarnings("javadoc") | |
31 | public class TmfFilterCompareNode extends TmfFilterTreeNode { | |
32 | ||
33 | public static final String NODE_NAME = "COMPARE"; //$NON-NLS-1$ | |
34 | public static final String NOT_ATTR = "not"; //$NON-NLS-1$ | |
35 | public static final String FIELD_ATTR = "field"; //$NON-NLS-1$ | |
36 | public static final String RESULT_ATTR = "result"; //$NON-NLS-1$ | |
37 | public static final String TYPE_ATTR = "type"; //$NON-NLS-1$ | |
38 | public static final String VALUE_ATTR = "value"; //$NON-NLS-1$ | |
39 | ||
40 | /** | |
41 | * Supported comparison types | |
42 | */ | |
43 | public static enum Type { | |
44 | NUM, | |
45 | ALPHA, | |
46 | TIMESTAMP | |
47 | } | |
48 | ||
49 | private boolean fNot = false; | |
50 | private String fField; | |
51 | private int fResult; | |
52 | private Type fType = Type.NUM; | |
53 | private String fValue; | |
54 | private Number fValueNumber; | |
55 | private TmfTimestamp fValueTimestamp; | |
56 | ||
57 | /** | |
58 | * @param parent the parent node | |
59 | */ | |
60 | public TmfFilterCompareNode(ITmfFilterTreeNode parent) { | |
61 | super(parent); | |
62 | } | |
63 | ||
64 | /** | |
65 | * @return the NOT state | |
66 | */ | |
67 | public boolean isNot() { | |
68 | return fNot; | |
69 | } | |
70 | ||
71 | /** | |
72 | * @param not the NOT state | |
73 | */ | |
74 | public void setNot(boolean not) { | |
75 | this.fNot = not; | |
76 | } | |
77 | ||
78 | /** | |
79 | * @return the field name | |
80 | */ | |
81 | public String getField() { | |
82 | return fField; | |
83 | } | |
84 | ||
85 | /** | |
86 | * @param field the field name | |
87 | */ | |
88 | public void setField(String field) { | |
89 | this.fField = field; | |
90 | } | |
91 | ||
92 | /** | |
93 | * @return the compare result | |
94 | */ | |
95 | public int getResult() { | |
96 | return fResult; | |
97 | } | |
98 | ||
99 | /** | |
100 | * @param result the compare result | |
101 | */ | |
102 | public void setResult(int result) { | |
103 | this.fResult = result; | |
104 | } | |
105 | ||
106 | /** | |
107 | * @return the comparison type | |
108 | */ | |
109 | public Type getType() { | |
110 | return fType; | |
111 | } | |
112 | ||
113 | /** | |
114 | * @param type the comparison type | |
115 | */ | |
116 | public void setType(Type type) { | |
117 | this.fType = type; | |
118 | setValue(fValue); | |
119 | } | |
120 | ||
121 | /** | |
122 | * @return the comparison value | |
123 | */ | |
124 | public String getValue() { | |
125 | return fValue; | |
126 | } | |
127 | ||
128 | /** | |
129 | * @param value the comparison value | |
130 | */ | |
131 | public void setValue(String value) { | |
132 | this.fValue = value; | |
133 | fValueNumber = null; | |
134 | fValueTimestamp = null; | |
135 | if (value == null) { | |
136 | return; | |
137 | } | |
138 | if (fType == Type.NUM) { | |
139 | try { | |
140 | fValueNumber = NumberFormat.getInstance().parse(value).doubleValue(); | |
141 | } catch (ParseException e) { | |
142 | } | |
143 | } else if (fType == Type.TIMESTAMP) { | |
144 | try { | |
145 | fValueTimestamp = new TmfTimestamp((long) (1E9 * NumberFormat.getInstance().parse(value.toString()).doubleValue())); | |
146 | } catch (ParseException e) { | |
147 | } | |
148 | } | |
149 | } | |
150 | ||
151 | @Override | |
152 | public String getNodeName() { | |
153 | return NODE_NAME; | |
154 | } | |
155 | ||
156 | @Override | |
157 | public boolean matches(ITmfEvent event) { | |
158 | Object value = getFieldValue(event, fField); | |
159 | if (value == null) { | |
160 | return false ^ fNot; | |
161 | } | |
162 | if (fType == Type.NUM) { | |
163 | if (fValueNumber != null) { | |
164 | if (value instanceof Number) { | |
0126a8ca AM |
165 | double valueDouble = ((Number) value).doubleValue(); |
166 | return (Double.compare(valueDouble, fValueNumber.doubleValue()) == fResult) ^ fNot; | |
be222f56 PT |
167 | } |
168 | try { | |
0126a8ca AM |
169 | double valueDouble = NumberFormat.getInstance().parse(value.toString()).doubleValue(); |
170 | return (Double.compare(valueDouble, fValueNumber.doubleValue()) == fResult) ^ fNot; | |
be222f56 PT |
171 | } catch (ParseException e) { |
172 | } | |
173 | } | |
174 | } else if (fType == Type.ALPHA) { | |
175 | String valueString = value.toString(); | |
176 | int comp = valueString.compareTo(fValue.toString()); | |
177 | if (comp < -1) { | |
178 | comp = -1; | |
179 | } else if (comp > 1) { | |
180 | comp = 1; | |
181 | } | |
182 | return (comp == fResult) ^ fNot; | |
183 | } else if (fType == Type.TIMESTAMP) { | |
184 | if (fValueTimestamp != null) { | |
185 | if (value instanceof TmfTimestamp) { | |
186 | TmfTimestamp valueTimestamp = (TmfTimestamp) value; | |
187 | return (valueTimestamp.compareTo(fValueTimestamp, false) == fResult) ^ fNot; | |
188 | } | |
189 | try { | |
190 | TmfTimestamp valueTimestamp = new TmfTimestamp((long) (1E9 * NumberFormat | |
191 | .getInstance().parse(value.toString()).doubleValue())); | |
192 | return (valueTimestamp.compareTo(fValueTimestamp, false) == fResult) ^ fNot; | |
193 | } catch (ParseException e) { | |
194 | } | |
195 | } | |
196 | } | |
197 | return false ^ fNot; | |
198 | } | |
199 | ||
200 | @Override | |
201 | public List<String> getValidChildren() { | |
a4524c1b | 202 | return new ArrayList<>(0); |
be222f56 PT |
203 | } |
204 | ||
205 | @Override | |
206 | public String toString() { | |
207 | String result = (fResult == 0 ? "= " : fResult < 0 ? "< " : "> "); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ | |
208 | String open = (fType == Type.NUM ? "" : fType == Type.ALPHA ? "\"" : "["); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ | |
209 | String close = (fType == Type.NUM ? "" : fType == Type.ALPHA ? "\"" : "]"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ | |
210 | return fField + (fNot ? " not " : " ") + result + open + fValue + close; //$NON-NLS-1$ //$NON-NLS-2$ | |
211 | } | |
212 | ||
213 | @Override | |
214 | public ITmfFilterTreeNode clone() { | |
215 | TmfFilterCompareNode clone = (TmfFilterCompareNode) super.clone(); | |
216 | clone.fField = fField; | |
217 | clone.setValue(fValue); | |
218 | return clone; | |
219 | } | |
220 | } |