IdentityPatchContext(
final File backup,
final PatchContentProvider contentProvider,
final ContentVerificationPolicy contentPolicy,
final InstallationManager.InstallationModification modification,
final PatchingTaskContext.Mode mode,
final InstalledImage installedImage) {
this.miscTargetRoot = installedImage.getJbossHome();
this.mode = mode;
this.contentProvider = contentProvider;
this.contentPolicy = contentPolicy;
this.modification = modification;
this.installedImage = installedImage;
this.history =
PatchingHistory.Factory.getHistory(modification.getUnmodifiedInstallationState());
if (backup != null) {
this.miscBackup = new File(backup, PatchContentLoader.MISC);
this.configBackup = new File(backup, Constants.CONFIGURATION);
} else {
this.miscBackup = null; // This will trigger a failure when the root is actually needed
this.configBackup = null;
}
this.identityEntry = new PatchEntry(modification, null);
}
/**
* Create a rollback patch based on the recorded actions.
*
* @param patchId the new patch id, depending on release or one-off
* @param patchType the current patch identity
* @return the rollback patch
*/
protected RollbackPatch createRollbackPatch(
final String patchId, final Patch.PatchType patchType) {
// Process elements
final List<PatchElement> elements = new ArrayList<PatchElement>();
// Process layers
for (final PatchEntry entry : getLayers()) {
final PatchElement element = createRollbackElement(entry);
elements.add(element);
}
// Process add-ons
for (final PatchEntry entry : getAddOns()) {
final PatchElement element = createRollbackElement(entry);
elements.add(element);
}
final InstalledIdentity installedIdentity = modification.getUnmodifiedInstallationState();
final String name = installedIdentity.getIdentity().getName();
final IdentityImpl identity = new IdentityImpl(name, modification.getVersion());
if (patchType == Patch.PatchType.CUMULATIVE) {
identity.setPatchType(Patch.PatchType.CUMULATIVE);
identity.setResultingVersion(installedIdentity.getIdentity().getVersion());
} else if (patchType == Patch.PatchType.ONE_OFF) {
identity.setPatchType(Patch.PatchType.ONE_OFF);
}
final List<ContentModification> modifications = identityEntry.rollbackActions;
final Patch delegate =
new PatchImpl(patchId, "rollback patch", identity, elements, modifications);
return new PatchImpl.RollbackPatchImpl(delegate, installedIdentity);
}