private static String updateView(
SnapshotView view, boolean overwrite, SnapshotView.LoadRules2 loadrules)
throws CleartoolException, ViewException {
String result = "";
logger.fine(view.getViewRoot().getAbsolutePath());
String cmd = "setcs -stream";
try {
Cleartool.run(cmd, view.getViewRoot(), false);
} catch (AbnormalProcessTerminationException e) {
throw new CleartoolException("Unable to set cs stream: " + view.getViewRoot(), e);
}
if (loadrules != null) {
logger.fine("Updating view with " + loadrules);
}
cmd = "update -force " + (overwrite ? " -overwrite " : "");
if (loadrules != null) {
cmd += loadrules.getLoadRules();
}
try {
result = Cleartool.run(cmd, view.getViewRoot(), true).stdoutBuffer.toString();
} catch (AbnormalProcessTerminationException e) {
Matcher m = SnapshotView.rx_view_rebasing.matcher(e.getMessage());
if (m.find()) {
logger.log(Level.WARNING, "The view is currently rebasing the stream" + m.group(1), e);
throw new ViewException(
"The view is currently rebasing the stream " + m.group(1),
view.getViewRoot().getAbsolutePath(),
ViewException.Type.REBASING,
e);
} else {
logger.log(Level.WARNING, "Unable to update view", e);
throw new ViewException(
"Unable to update view",
view.getViewRoot().getAbsolutePath(),
ViewException.Type.UNKNOWN,
e);
}
}
Matcher match = SnapshotView.pattern_cache.matcher(result);
if (match.find()) {
return match.group(1);
}
return "";
}
public UpdateView update() throws ClearCaseException, IOException {
if (generate) {
logger.fine("Generate config spec for stream");
this.view.getStream().generate();
}
String cmd = "setcs -stream";
try {
Cleartool.run(cmd, view.getViewRoot(), false);
} catch (AbnormalProcessTerminationException e) {
throw new CleartoolException("Unable to set cs stream: " + view.getViewRoot(), e);
}
LoadRules2 lr2 = loadRules.apply(view);
if (swipe) {
logger.fine("Swipe view");
Map<String, Integer> sinfo =
view.swipe(excludeRoot, loadRules != null ? lr2.getLoadRules() : null);
success = sinfo.get("success") == 1;
totalFilesToBeDeleted = sinfo.containsKey("total") ? sinfo.get("total") : 0;
dirsDeleted = sinfo.containsKey("dirs_deleted") ? sinfo.get("dirs_deleted") : 0;
filesDeleted = sinfo.containsKey("files_deleted") ? sinfo.get("files_deleted") : 0;
logger.fine("SWIPED");
}
logger.fine("Updating view with " + lr2.getLoadRules());
cmd = "update -force " + (overwrite ? " -overwrite " : "");
String loadRules = lr2.getLoadRules();
// Maximum size allowed in windows cmd.exe is 8192 characters, so we use a conservative limit
ArrayList<String> cmds = new ArrayList<String>();
int maxLength = 7000;
if (loadRules.length() < maxLength) {
// This is the case we already handled, with the assumption that we are not exceeding the
// windows commandline limit
cmds.add(cmd + loadRules);
} else {
// How many sections to we need to split into
int numberOfChunks = loadRules.length() / maxLength + 1;
int lengthOfChunks = loadRules.length() / numberOfChunks;
String msg =
MessageFormat.format(
"Max command length exceeded, will split into {0,number,integer} pieces of length {1,number,integer}",
numberOfChunks,
lengthOfChunks);
logger.log(Level.INFO, msg);
// Offset is past the -add_loadrules
int offset = 15;
for (int i = 0; i < numberOfChunks; i++) {
int end = 0;
if (offset + maxLength >= loadRules.length() - 1) {
end = loadRules.length();
} else {
end = loadRules.indexOf(" ", offset + maxLength);
}
msg =
MessageFormat.format(
"Chunk from {0,number,integer} to {1,number,integer}", offset, end);
logger.log(Level.INFO, msg);
logger.log(Level.INFO, "chunk: " + loadRules.substring(offset, end));
String command = cmd + " -add_loadrules " + loadRules.substring(offset, end);
logger.log(Level.INFO, "command: " + command);
cmds.add(command);
offset = end + 1;
}
}
int count = 1;
for (String c : cmds) {
String msg =
MessageFormat.format(
"Running {0,number,integer} of {1,number,integer} commands", count, cmds.size());
logger.log(Level.INFO, msg);
String result;
try {
result = Cleartool.run(c, view.getViewRoot(), true).stdoutBuffer.toString();
} catch (AbnormalProcessTerminationException e) {
Matcher m = SnapshotView.rx_view_rebasing.matcher(e.getMessage());
if (m.find()) {
logger.log(Level.WARNING, "The view is currently rebasing the stream" + m.group(1), e);
throw new ViewException(
"The view is currently rebasing the stream " + m.group(1),
view.getViewRoot().getAbsolutePath(),
ViewException.Type.REBASING,
e);
} else {
logger.log(Level.WARNING, "Unable to update view", e);
throw new ViewException(
"Unable to update view",
view.getViewRoot().getAbsolutePath(),
ViewException.Type.UNKNOWN,
e);
}
}
logger.fine(result);
}
if (removeDanglingComponentFolders) {
removeComponentFolders();
}
return this;
}
