Examples of com.thinkaurelius.titan.diskstorage.PermanentStorageException

Package com.thinkaurelius.titan.diskstorage

Examples of com.thinkaurelius.titan.diskstorage.PermanentStorageException

com.thinkaurelius.titan.diskstorage.PermanentStorageException
This exception signifies a permanent exception in a Titan storage backend, that is, an exception that is due to a permanent failure while persisting data.
@author Matthias Broecheler (me@matthiasb.com)

    @Override
    public void clearStorage() throws StorageException {
        try {
            FileUtils.deleteDirectory(new File(basePath));
        } catch (IOException e) {
            throw new PermanentStorageException("Could not delete lucene directory: " + basePath, e);
        }
    }

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                    reader = DirectoryReader.open(getStoreDirectory(store));
                    searcher = new IndexSearcher(reader);
                } catch (IndexNotFoundException e) {
                    searcher = null;
                } catch (IOException e) {
                    throw new PermanentStorageException("Could not open index reader on store: " + store, e);
                }
                searchers.put(store, searcher);
            }
            return searcher;
        }

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            try {
                for (IndexSearcher searcher : searchers.values()) {
                    if (searcher != null) searcher.getIndexReader().close();
                }
            } catch (IOException e) {
                throw new PermanentStorageException("Could not close searcher", e);
            }
        }

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    public static File getOrCreateDataDirectory(String location) throws StorageException {
        File storageDir = new File(location);


        if (storageDir.exists() && storageDir.isFile())
            throw new PermanentStorageException(String.format("%s exists but is a file.", location));


        if (!storageDir.exists() && !storageDir.mkdirs())
            throw new PermanentStorageException(String.format("Failed to create directory %s for local storage.", location));


        return storageDir;
    }

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                    + trCount
                    + " locks with our rid "
                    + rid
                    + " but mismatched timestamps; no lock column contained our timestamp ("
                    + ls.getWriteTimestamp(TimeUnit.NANOSECONDS) + ")";
            throw new PermanentStorageException(msg);
        }
    }

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