1 /** |
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2 * |
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3 */ |
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4 package org.symbian.tools.wrttools.debug.internal.model; |
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5 |
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6 import java.util.Collection; |
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7 |
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8 import org.chromium.debug.core.ChromiumDebugPlugin; |
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9 import org.chromium.debug.core.model.BreakpointMap; |
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10 import org.chromium.debug.core.model.BreakpointSynchronizer.BreakpointHelper.CreateCallback; |
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11 import org.chromium.debug.core.model.ChromiumLineBreakpoint; |
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12 import org.chromium.debug.core.model.DebugTargetImpl; |
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13 import org.chromium.debug.core.model.VProjectWorkspaceBridge; |
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14 import org.chromium.debug.core.model.VmResourceId; |
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15 import org.chromium.debug.core.model.WorkspaceBridge.BreakpointHandler; |
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16 import org.chromium.sdk.Breakpoint; |
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17 import org.chromium.sdk.JavascriptVm; |
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18 import org.chromium.sdk.SyncCallback; |
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19 import org.eclipse.core.resources.IFile; |
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20 import org.eclipse.core.resources.IMarkerDelta; |
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21 import org.eclipse.core.runtime.CoreException; |
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22 import org.eclipse.debug.core.model.IBreakpoint; |
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23 import org.symbian.tools.tmw.previewer.PreviewerPlugin; |
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24 import org.symbian.tools.wrttools.debug.internal.launch.WRTProjectWorkspaceBridge; |
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25 |
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26 public final class WorkspaceBreakpointHandler implements BreakpointHandler { |
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27 private final BreakpointMap.InTargetMap breakpointInTargetMap = new BreakpointMap.InTargetMap(); |
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28 private final DebugTargetImpl debugTarget; |
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29 private final ResourceManager resourceManager; |
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30 |
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31 public WorkspaceBreakpointHandler(DebugTargetImpl debugTarget, ResourceManager resourceManager) { |
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32 this.debugTarget = debugTarget; |
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33 // this.vm = vm; |
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34 this.resourceManager = resourceManager; |
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35 } |
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36 |
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37 public void breakpointAdded(IBreakpoint breakpoint) { |
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38 ChromiumLineBreakpoint lineBreakpoint = tryCastBreakpoint(breakpoint); |
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39 if (lineBreakpoint == null) { |
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40 return; |
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41 } |
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42 if (ChromiumLineBreakpoint.getIgnoreList().contains(breakpoint)) { |
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43 return; |
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44 } |
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45 if (!lineBreakpoint.isEnabled()) { |
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46 return; |
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47 } |
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48 IFile file = (IFile) lineBreakpoint.getMarker().getResource(); |
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49 VmResourceId vmResourceId; |
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50 try { |
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51 vmResourceId = findVmResourceIdFromWorkspaceFile(file); |
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52 } catch (CoreException e) { |
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53 ChromiumDebugPlugin.log(new Exception("Failed to resolve script for the file " + file, e)); //$NON-NLS-1$ |
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54 return; |
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55 } |
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56 if (vmResourceId == null) { |
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57 // Might be a script from a different debug target |
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58 return; |
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59 } |
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60 createBreakpointOnRemote(lineBreakpoint, vmResourceId, null, null); |
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61 } |
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62 |
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63 public void breakpointChanged(IBreakpoint breakpoint, IMarkerDelta delta) { |
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64 ChromiumLineBreakpoint lineBreakpoint = tryCastBreakpoint(breakpoint); |
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65 if (lineBreakpoint == null) { |
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66 return; |
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67 } |
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68 if (ChromiumLineBreakpoint.getIgnoreList().contains(lineBreakpoint)) { |
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69 return; |
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70 } |
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71 Breakpoint sdkBreakpoint = breakpointInTargetMap.getSdkBreakpoint(lineBreakpoint); |
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72 if (sdkBreakpoint == null) { |
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73 return; |
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74 } |
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75 |
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76 try { |
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77 ChromiumLineBreakpoint.Helper.updateOnRemote(sdkBreakpoint, lineBreakpoint); |
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78 } catch (RuntimeException e) { |
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79 ChromiumDebugPlugin.log(new Exception("Failed to change breakpoint in " + //$NON-NLS-1$ |
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80 getTargetNameSafe(), e)); |
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81 } |
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82 |
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83 } |
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84 |
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85 public void breakpointRemoved(IBreakpoint breakpoint, IMarkerDelta delta) { |
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86 ChromiumLineBreakpoint lineBreakpoint = tryCastBreakpoint(breakpoint); |
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87 if (lineBreakpoint == null) { |
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88 return; |
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89 } |
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90 if (ChromiumLineBreakpoint.getIgnoreList().contains(lineBreakpoint)) { |
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91 return; |
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92 } |
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93 |
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94 Breakpoint sdkBreakpoint = breakpointInTargetMap.getSdkBreakpoint(lineBreakpoint); |
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95 if (sdkBreakpoint == null) { |
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96 return; |
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97 } |
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98 |
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99 try { |
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100 if (!breakpoint.isEnabled()) { |
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101 return; |
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102 } |
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103 } catch (CoreException e) { |
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104 ChromiumDebugPlugin.log(e); |
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105 return; |
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106 } |
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107 JavascriptVm.BreakpointCallback callback = new JavascriptVm.BreakpointCallback() { |
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108 public void failure(String errorMessage) { |
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109 ChromiumDebugPlugin.log(new Exception("Failed to remove breakpoint in " + //$NON-NLS-1$ |
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110 getTargetNameSafe() + ": " + errorMessage)); //$NON-NLS-1$ |
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111 } |
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112 |
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113 public void success(Breakpoint breakpoint) { |
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114 } |
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115 }; |
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116 try { |
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117 sdkBreakpoint.clear(callback, null); |
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118 } catch (RuntimeException e) { |
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119 ChromiumDebugPlugin.log(new Exception("Failed to remove breakpoint in " + //$NON-NLS-1$ |
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120 getTargetNameSafe(), e)); |
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121 } |
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122 breakpointInTargetMap.remove(lineBreakpoint); |
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123 } |
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124 |
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125 public void breakpointsHit(Collection<? extends Breakpoint> breakpointsHit) { |
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126 if (breakpointsHit.isEmpty()) { |
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127 return; |
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128 } |
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129 |
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130 for (Breakpoint sdkBreakpoint : breakpointsHit) { |
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131 ChromiumLineBreakpoint uiBreakpoint = breakpointInTargetMap.getUiBreakpoint(sdkBreakpoint); |
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132 if (uiBreakpoint != null) { |
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133 uiBreakpoint.setIgnoreCount(-1); // reset ignore count as we've hit it |
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134 } |
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135 } |
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136 } |
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137 |
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138 public void createBreakpointOnRemote(final ChromiumLineBreakpoint lineBreakpoint, final VmResourceId vmResourceId, |
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139 final CreateCallback createCallback, SyncCallback syncCallback) { |
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140 try { |
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141 ChromiumLineBreakpoint.Helper.CreateOnRemoveCallback callback = new ChromiumLineBreakpoint.Helper.CreateOnRemoveCallback() { |
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142 public void failure(String errorMessage) { |
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143 if (createCallback == null) { |
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144 ChromiumDebugPlugin.logError(errorMessage); |
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145 } else { |
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146 createCallback.failure(new Exception(errorMessage)); |
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147 } |
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148 } |
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149 |
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150 public void success(Breakpoint breakpoint) { |
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151 breakpointInTargetMap.add(breakpoint, lineBreakpoint); |
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152 if (createCallback != null) { |
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153 createCallback.success(); |
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154 } |
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155 } |
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156 }; |
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157 |
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158 ChromiumLineBreakpoint.Helper.createOnRemote(lineBreakpoint, vmResourceId, debugTarget, callback, |
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159 syncCallback); |
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160 } catch (CoreException e) { |
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161 ChromiumDebugPlugin.log(new Exception("Failed to create breakpoint in " + //$NON-NLS-1$ |
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162 getTargetNameSafe(), e)); |
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163 } |
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164 } |
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165 |
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166 private VmResourceId findVmResourceIdFromWorkspaceFile(IFile resource) throws CoreException { |
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167 return VmResourceId.forName(PreviewerPlugin.getDefault().getHttpPreviewer().getHttpUrl(resource)); |
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168 } |
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169 |
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170 private String getTargetNameSafe() { |
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171 try { |
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172 return debugTarget.getLaunch().getLaunchConfiguration().getName(); |
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173 } catch (RuntimeException e) { |
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174 return "<unknown>"; //$NON-NLS-1$ |
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175 } |
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176 } |
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177 |
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178 public boolean supportsBreakpoint(IBreakpoint breakpoint) { |
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179 return (WRTProjectWorkspaceBridge.DEBUG_MODEL_ID.equals(breakpoint |
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180 .getModelIdentifier()) || VProjectWorkspaceBridge.DEBUG_MODEL_ID |
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181 .equals(breakpoint.getModelIdentifier())) |
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182 && !debugTarget.isDisconnected(); |
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183 } |
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184 |
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185 public ChromiumLineBreakpoint tryCastBreakpoint(IBreakpoint breakpoint) { |
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186 if (!supportsBreakpoint(breakpoint)) { |
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187 return null; |
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188 } |
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189 if (breakpoint instanceof ChromiumLineBreakpoint == false) { |
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190 return null; |
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191 } |
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192 return (ChromiumLineBreakpoint) breakpoint; |
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193 } |
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194 |
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195 } |
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