org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/filter/model/TmfFilterEqualsNode.java

   1 /*******************************************************************************
   2  * Copyright (c) 2010 Ericsson
   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.util.ArrayList;
  16 import java.util.List;
  17
  18 import org.eclipse.linuxtools.tmf.core.event.ITmfEvent;
  19
  20
  21 /**
  22  * Filter node for the '==' operation
  23  *
  24  * @version 1.0
  25  * @author Patrick Tasse
  26  */
  27 public class TmfFilterEqualsNode extends TmfFilterTreeNode {
  28
  29         public static final String NODE_NAME = "EQUALS"; //$NON-NLS-1$
  30         public static final String NOT_ATTR = "not"; //$NON-NLS-1$
  31         public static final String FIELD_ATTR = "field"; //$NON-NLS-1$
  32         public static final String VALUE_ATTR = "value"; //$NON-NLS-1$
  33         public static final String IGNORECASE_ATTR = "ignorecase"; //$NON-NLS-1$
  34
  35         private boolean fNot = false;
  36         private String fField;
  37         private String fValue;
  38         private boolean fIgnoreCase = false;
  39
  40         public TmfFilterEqualsNode(ITmfFilterTreeNode parent) {
  41                 super(parent);
  42         }
  43
  44         public boolean isNot() {
  45                 return fNot;
  46         }
  47
  48         public void setNot(boolean not) {
  49                 this.fNot = not;
  50         }
  51
  52         public String getField() {
  53                 return fField;
  54         }
  55
  56         public void setField(String field) {
  57                 this.fField = field;
  58         }
  59
  60         public String getValue() {
  61                 return fValue;
  62         }
  63
  64         public void setValue(String value) {
  65                 this.fValue = value;
  66         }
  67
  68         public boolean isIgnoreCase() {
  69                 return fIgnoreCase;
  70         }
  71
  72         public void setIgnoreCase(boolean ignoreCase) {
  73                 this.fIgnoreCase = ignoreCase;
  74         }
  75
  76         @Override
  77         public String getNodeName() {
  78                 return NODE_NAME;
  79         }
  80
  81         @Override
  82         public boolean matches(ITmfEvent event) {
  83         Object value = getFieldValue(event, fField);
  84         if (value == null) {
  85             return false ^ fNot;
  86         }
  87         String valueString = value.toString();
  88         if (valueString == null) {
  89             return false ^ fNot;
  90         }
  91         if (fIgnoreCase) {
  92             return valueString.equalsIgnoreCase(fValue) ^ fNot;
  93         }
  94         return valueString.equals(fValue) ^ fNot;
  95         }
  96
  97         @Override
  98         public List<String> getValidChildren() {
  99                 return new ArrayList<String>(0);
 100         }
 101
 102         @Override
 103         public String toString() {
 104                 return fField + (fNot ? " not" : "") + " equals \"" + fValue + "\""; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
 105         }
 106
 107         @Override
 108         public ITmfFilterTreeNode clone() {
 109                 TmfFilterEqualsNode clone = (TmfFilterEqualsNode) super.clone();
 110                 clone.fField = fField;
 111                 clone.fValue = fValue;
 112                 return clone;
 113         }
 114 }