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1 /* |
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2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 * Integer-to-string mapping table for parameters |
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17 * |
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18 */ |
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19 package com.nokia.tracebuilder.model; |
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20 |
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21 import java.util.ArrayList; |
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22 import java.util.Iterator; |
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23 |
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24 /** |
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25 * Integer-to-string mapping table for parameters |
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26 * |
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27 */ |
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28 public class TraceConstantTable extends TraceObject implements |
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29 Iterable<TraceConstantTableEntry> { |
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30 |
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31 /** |
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32 * Table entries |
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33 */ |
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34 private ArrayList<TraceConstantTableEntry> entries = new ArrayList<TraceConstantTableEntry>(); |
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35 |
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36 /** |
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37 * Table type |
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38 */ |
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39 private String type = TraceParameter.UDEC32; |
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40 |
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41 /** |
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42 * Parameter reference count |
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43 */ |
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44 private ArrayList<TraceParameter> parameterReferences = new ArrayList<TraceParameter>(); |
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45 |
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46 /** |
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47 * Creates a new constant table |
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48 * |
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49 * @param model |
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50 * the trace model |
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51 */ |
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52 TraceConstantTable(TraceModel model) { |
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53 setModel(model); |
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54 model.addConstantTable(this); |
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55 } |
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56 |
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57 /** |
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58 * Gets the type |
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59 * |
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60 * @return the type |
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61 */ |
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62 public String getType() { |
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63 return type; |
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64 } |
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65 |
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66 /** |
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67 * Sets the constant type |
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68 * |
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69 * @param type |
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70 * the parameter type |
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71 */ |
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72 public void setType(String type) { |
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73 this.type = type; |
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74 } |
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75 |
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76 /* |
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77 * (non-Javadoc) |
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78 * |
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79 * @see com.nokia.tracebuilder.model.TraceObject#setName(java.lang.String) |
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80 */ |
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81 @Override |
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82 public void setName(String name) { |
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83 super.setName(name); |
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84 // Note: Currently name changes are disabled when a table is referenced |
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85 // by parameters. If enabled at some point, a notification about this |
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86 // needs to be sent to the parameters |
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87 } |
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88 |
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89 /** |
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90 * Adds a constant table entry to this table. This is called from the |
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91 * constant table entry constructor, to this is not public. Generates a |
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92 * objectAdded event to model listeners |
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93 * |
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94 * @see TraceModelListener#objectAdded(TraceObject, TraceObject) |
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95 * @param entry |
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96 * the table entry |
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97 */ |
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98 void addEntry(TraceConstantTableEntry entry) { |
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99 entries.add(entry); |
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100 getModel().notifyObjectAdded(this, entry); |
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101 } |
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102 |
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103 /** |
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104 * Removes the given constant table entry. Creates a objectRemoved event to |
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105 * the model listeners |
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106 * |
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107 * @see TraceModelListener#objectRemoved(TraceObject, TraceObject) |
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108 * @param entry |
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109 * the entry to be removed |
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110 */ |
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111 public void removeEntry(TraceConstantTableEntry entry) { |
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112 if (entries.remove(entry)) { |
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113 getModel().notifyObjectRemoved(this, entry); |
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114 entry.reset(); |
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115 } |
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116 } |
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117 |
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118 /** |
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119 * Gets the entry which has given ID |
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120 * |
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121 * @param id |
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122 * the id |
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123 * @return the entry or null |
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124 */ |
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125 public TraceConstantTableEntry findEntryByID(int id) { |
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126 TraceConstantTableEntry retval = null; |
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127 for (TraceConstantTableEntry entry : entries) { |
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128 if (entry.getID() == id) { |
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129 retval = entry; |
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130 break; |
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131 } |
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132 } |
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133 return retval; |
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134 } |
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135 |
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136 /** |
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137 * Gets the entry which has the given name |
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138 * |
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139 * @param name |
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140 * the name |
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141 * @return the entry or null |
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142 */ |
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143 public TraceConstantTableEntry findEntryByName(String name) { |
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144 TraceConstantTableEntry retval = null; |
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145 for (TraceConstantTableEntry entry : entries) { |
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146 if (entry.getName().equals(name)) { |
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147 retval = entry; |
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148 break; |
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149 } |
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150 } |
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151 return retval; |
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152 } |
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153 |
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154 /** |
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155 * Gets the constant table entries |
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156 * |
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157 * @return the entries iterator |
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158 */ |
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159 public Iterator<TraceConstantTableEntry> getEntries() { |
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160 return entries.iterator(); |
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161 } |
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162 |
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163 /* |
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164 * (non-Javadoc) |
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165 * |
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166 * @see java.lang.Iterable#iterator() |
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167 */ |
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168 public Iterator<TraceConstantTableEntry> iterator() { |
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169 return entries.iterator(); |
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170 } |
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171 |
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172 /** |
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173 * Determines if there are any entries in this table |
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174 * |
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175 * @return true if there are entries |
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176 */ |
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177 public boolean hasEntries() { |
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178 return !entries.isEmpty(); |
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179 } |
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180 |
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181 /** |
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182 * Adds a parameter reference |
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183 * |
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184 * @param parameter |
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185 * the parameter to be added |
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186 */ |
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187 void addParameterReference(TraceParameter parameter) { |
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188 parameterReferences.add(parameter); |
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189 } |
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190 |
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191 /** |
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192 * Removes a parameter reference |
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193 * |
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194 * @param parameter |
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195 * the reference to be removed |
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196 */ |
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197 void removeParameterReference(TraceParameter parameter) { |
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198 parameterReferences.remove(parameter); |
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199 } |
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200 |
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201 /** |
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202 * Checks if there are parameter references |
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203 * |
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204 * @return true if this table is referenced from parameters |
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205 */ |
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206 public boolean hasParameterReferences() { |
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207 return !parameterReferences.isEmpty(); |
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208 } |
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209 |
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210 /** |
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211 * Gets the parameter references |
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212 * |
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213 * @return the iterator of the references |
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214 */ |
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215 public Iterator<TraceParameter> getParameterReferences() { |
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216 return parameterReferences.iterator(); |
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217 } |
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218 |
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219 /** |
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220 * Gets the largest constant ID + 1 |
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221 * |
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222 * @return the ID |
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223 */ |
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224 public int getNextEntryID() { |
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225 int max = 0; |
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226 for (TraceConstantTableEntry entry : entries) { |
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227 int id = entry.getID(); |
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228 if (id > max) { |
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229 max = id; |
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230 } |
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231 } |
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232 return max + 1; |
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233 } |
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234 |
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235 /* |
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236 * (non-Javadoc) |
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237 * |
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238 * @see com.nokia.tracebuilder.model.TraceObject#reset() |
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239 */ |
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240 @Override |
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241 void reset() { |
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242 for (TraceConstantTableEntry entry : entries) { |
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243 // Model listeners are not notified on reset, but if the |
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244 // entry itself implements a delete notification interface, |
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245 // it must be called to do appropriate cleanup |
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246 notifyOnDelete(entry); |
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247 entry.reset(); |
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248 } |
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249 super.reset(); |
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250 } |
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251 |
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252 } |