public void deinit(Appendable out, boolean force) throws Exception {
Settings settings = new Settings(platform.getConfigFile());
if (!force) {
Justif justify = new Justif(80, 40);
StringBuilder sb = new StringBuilder();
Formatter f = new Formatter(sb);
try {
String list = listFiles(platform.getGlobal());
if (list != null) {
f.format("In global default environment:%n");
f.format(list);
}
list = listFiles(platform.getLocal());
if (list != null) {
f.format("In local default environment:%n");
f.format(list);
}
if (settings.containsKey(JPM_CACHE_GLOBAL)) {
list = listFiles(IO.getFile(settings.get(JPM_CACHE_GLOBAL)));
if (list != null) {
f.format("In global configured environment:%n");
f.format(list);
}
}
if (settings.containsKey(JPM_CACHE_LOCAL)) {
list = listFiles(IO.getFile(settings.get(JPM_CACHE_LOCAL)));
if (list != null) {
f.format("In local configured environment:%n");
f.format(list);
}
}
list = listSupportFiles();
if (list != null) {
f.format("jpm support files:%n");
f.format(list);
}
f.format("%n%n");
f.format(
"All files listed above will be deleted if deinit is run with the force flag set"
+ " (\"jpm deinit -f\" or \"jpm deinit --force\"%n%n");
f.flush();
justify.wrap(sb);
out.append(sb.toString());
} finally {
f.close();
}
} else { // i.e. if(force)
int count = 0;
File[] caches = {platform.getGlobal(), platform.getLocal(), null, null};
if (settings.containsKey(JPM_CACHE_LOCAL)) {
caches[2] = IO.getFile(settings.get(JPM_CACHE_LOCAL));
}
if (settings.containsKey(JPM_CACHE_GLOBAL)) {
caches[3] = IO.getFile(settings.get(JPM_CACHE_GLOBAL));
}
ArrayList<File> toDelete = new ArrayList<File>();
for (File cache : caches) {
if (cache == null || !cache.exists()) {
continue;
}
listFiles(cache, toDelete);
if (toDelete.size() > count) {
count = toDelete.size();
if (!cache.canWrite()) {
reporter.error(PERMISSION_ERROR + " (" + cache + ")");
return;
}
toDelete.add(cache);
}
}
listSupportFiles(toDelete);
for (File f : toDelete) {
if (f.exists() && !f.canWrite()) {
reporter.error(PERMISSION_ERROR + " (" + f + ")");
}
}
if (reporter.getErrors().size() > 0) {
return;
}
for (File f : toDelete) {
if (f.exists()) {
IO.deleteWithException(f);
}
}
}
}
public boolean hasAccess() {
assert (binDir != null);
assert (homeDir != null);
return binDir.canWrite() && homeDir.canWrite();
}