B C D E F G H I L M N O P R S V W X

B

blockRestartInterval() - Method in class org.iq80.leveldb.Options

blockRestartInterval(int) - Method in class org.iq80.leveldb.Options

Number of keys between restart points for delta encoding of keys.

blockSize() - Method in class org.iq80.leveldb.Options

blockSize(int) - Method in class org.iq80.leveldb.Options

Approximate size of user data packed per block.

C

cacheSize() - Method in class org.iq80.leveldb.Options

cacheSize(long) - Method in class org.iq80.leveldb.Options

If cacheSize is zero, no block cache will be used- If non-zero, use the specified cache size for blocks.

close() - Method in interface org.iq80.leveldb.DBIterator

close() - Method in interface org.iq80.leveldb.Logger

compactRange(byte[], byte[]) - Method in interface org.iq80.leveldb.DB

Compact the underlying storage for the key range [begin, end].

comparator() - Method in class org.iq80.leveldb.Options

comparator(DBComparator) - Method in class org.iq80.leveldb.Options

Parameters that affect behavior

CompressionType - Enum in org.iq80.leveldb

DB contents are stored in a set of blocks, each of which holds a sequence of key,value pairs.

compressionType() - Method in class org.iq80.leveldb.Options

compressionType(CompressionType) - Method in class org.iq80.leveldb.Options

Compress blocks using the specified compression algorithm.

createIfMissing() - Method in class org.iq80.leveldb.Options

If true, the database will be created if it is missing.

createIfMissing(boolean) - Method in class org.iq80.leveldb.Options

createWriteBatch() - Method in interface org.iq80.leveldb.DB

D

DB - Interface in org.iq80.leveldb

A DB is a persistent ordered map from keys to values.

DBComparator - Interface in org.iq80.leveldb

DBException - Exception in org.iq80.leveldb

DBException() - Constructor for exception org.iq80.leveldb.DBException

DBException(String) - Constructor for exception org.iq80.leveldb.DBException

DBException(String, Throwable) - Constructor for exception org.iq80.leveldb.DBException

DBException(Throwable) - Constructor for exception org.iq80.leveldb.DBException

DBFactory - Interface in org.iq80.leveldb

DBIterator - Interface in org.iq80.leveldb

delete(byte[]) - Method in interface org.iq80.leveldb.DB

delete(byte[], WriteOptions) - Method in interface org.iq80.leveldb.DB

Remove the database entry (if any) for "key".

delete(byte[]) - Method in interface org.iq80.leveldb.WriteBatch

If the database contains a mapping for "key", erase it.

destroy(File, Options) - Method in interface org.iq80.leveldb.DBFactory

Destroy a database, delete DB files and root directory

E

errorIfExists() - Method in class org.iq80.leveldb.Options

errorIfExists(boolean) - Method in class org.iq80.leveldb.Options

If true, an error is raised if the database already exists.

F

fillCache() - Method in class org.iq80.leveldb.ReadOptions

fillCache(boolean) - Method in class org.iq80.leveldb.ReadOptions

Should the data read for this iteration be cached in memory? Callers may wish to set this field to false for bulk scans.

filterPolicy(XFilterPolicy) - Method in class org.iq80.leveldb.Options

If non-null, use the specified filter policy to reduce disk reads.

filterPolicy() - Method in class org.iq80.leveldb.Options

findShortestSeparator(byte[], byte[]) - Method in interface org.iq80.leveldb.DBComparator

If start < limit, returns a short key in [start,limit).

findShortSuccessor(byte[]) - Method in interface org.iq80.leveldb.DBComparator

returns a 'short key' where the 'short key' is greater than or equal to key.

fromOptions(Options) - Static method in class org.iq80.leveldb.Options

Clone, create a copy of the provided instance of Options

G

get(byte[]) - Method in interface org.iq80.leveldb.DB

Same as calling DB.get(byte[], ReadOptions) with default options

get(byte[], ReadOptions) - Method in interface org.iq80.leveldb.DB

If the database contains an entry for "key" return its corresponding value.

getApproximateSize() - Method in interface org.iq80.leveldb.WriteBatch

The size of the database changes caused by this batch.

getApproximateSizes(Range...) - Method in interface org.iq80.leveldb.DB

For each i in [0,n-1], store in "sizes[i]", the approximate file system space used by keys in "[range[i].start ..

getCompressionTypeByPersistentId(int) - Static method in enum org.iq80.leveldb.CompressionType

getProperty(String) - Method in interface org.iq80.leveldb.DB

DB implementations can export properties about their state via this method.

getSnapshot() - Method in interface org.iq80.leveldb.DB

Return a handle to the current DB state.

H

hasPrev() - Method in interface org.iq80.leveldb.DBIterator

I

iterator() - Method in interface org.iq80.leveldb.DB

Same as calling DB.iterator(ReadOptions) with default options

iterator(ReadOptions) - Method in interface org.iq80.leveldb.DB

Return a iterator over the contents of the database.

L

limit() - Method in class org.iq80.leveldb.Range

Included in the range

log(String) - Method in interface org.iq80.leveldb.Logger

log(String, Object...) - Method in interface org.iq80.leveldb.Logger

Substitutes each %s in template with an argument.

Logger - Interface in org.iq80.leveldb

An interface for writing log messages.

logger() - Method in class org.iq80.leveldb.Options

logger(Logger) - Method in class org.iq80.leveldb.Options

Any internal progress/error information generated by the db will be written to logger if it is non-null, or to a file stored in the same directory as the DB contents if info_log is null.

M

maxFileSize() - Method in class org.iq80.leveldb.Options

maxFileSize(int) - Method in class org.iq80.leveldb.Options

Leveldb will write up to this amount of bytes to a file before switching to a new one.

maxOpenFiles() - Method in class org.iq80.leveldb.Options

maxOpenFiles(int) - Method in class org.iq80.leveldb.Options

Number of open files that can be used by the DB.

N

name() - Method in interface org.iq80.leveldb.DBComparator

The name of the comparator.

newDefaultOptions() - Static method in class org.iq80.leveldb.Options

Create an Options object with default values for all fields.

O

open(File, Options) - Method in interface org.iq80.leveldb.DBFactory

Open/Create a new Database using provided "options" to configure DB behavior.

Options - Class in org.iq80.leveldb

Options to control the behavior of a database

Options() - Constructor for class org.iq80.leveldb.Options

org.iq80.leveldb - package org.iq80.leveldb

P

paranoidChecks() - Method in class org.iq80.leveldb.Options

paranoidChecks(boolean) - Method in class org.iq80.leveldb.Options

If true, the implementation will do aggressive checking of the data it is processing and will stop early if it detects any errors.

peekNext() - Method in interface org.iq80.leveldb.DBIterator

Returns the next element in the iteration, without advancing the iteration.

peekPrev() - Method in interface org.iq80.leveldb.DBIterator

persistentId() - Method in enum org.iq80.leveldb.CompressionType

prev() - Method in interface org.iq80.leveldb.DBIterator

put(byte[], byte[]) - Method in interface org.iq80.leveldb.DB

put(byte[], byte[], WriteOptions) - Method in interface org.iq80.leveldb.DB

Set the database entry for "key" to "value".

put(byte[], byte[]) - Method in interface org.iq80.leveldb.WriteBatch

Store the mapping key and value in the database.

R

Range - Class in org.iq80.leveldb

A range of keys as of [start, limit)

Range(byte[], byte[]) - Constructor for class org.iq80.leveldb.Range

ReadOptions - Class in org.iq80.leveldb

Options that control read operations

ReadOptions() - Constructor for class org.iq80.leveldb.ReadOptions

repair(File, Options) - Method in interface org.iq80.leveldb.DBFactory

Try to repair a corrupted DB or not closed properly.

resumeCompactions() - Method in interface org.iq80.leveldb.DB

Resumes the background compaction threads.

reuseLogs(boolean) - Method in class org.iq80.leveldb.Options

If true, append to existing MANIFEST and log files when a database is opened.

reuseLogs() - Method in class org.iq80.leveldb.Options

S

seek(byte[]) - Method in interface org.iq80.leveldb.DBIterator

Repositions the iterator so the key of the next BlockElement returned greater than or equal to the specified targetKey.

seekToFirst() - Method in interface org.iq80.leveldb.DBIterator

Repositions the iterator so is is at the beginning of the Database.

seekToLast() - Method in interface org.iq80.leveldb.DBIterator

Repositions the iterator so it is at the end of of the Database.

size() - Method in interface org.iq80.leveldb.WriteBatch

Number of entries in the batch

snapshot() - Method in class org.iq80.leveldb.ReadOptions

snapshot(Snapshot) - Method in class org.iq80.leveldb.ReadOptions

If "snapshot" is non-null, read as of the supplied snapshot (which must belong to the DB that is being read and which must not have been closed).

Snapshot - Interface in org.iq80.leveldb

Abstract handle to particular state of a DB.

snapshot() - Method in class org.iq80.leveldb.WriteOptions

If "snapshot" is true, take a snapshot at the end of this write operation

snapshot(boolean) - Method in class org.iq80.leveldb.WriteOptions

start() - Method in class org.iq80.leveldb.Range

Not included in the range

suspendCompactions() - Method in interface org.iq80.leveldb.DB

Suspends any background compaction threads.

sync() - Method in class org.iq80.leveldb.WriteOptions

If true, the write will be flushed from the operating system buffer cache (by calling WritableFile::Sync()) before the write is considered complete.

sync(boolean) - Method in class org.iq80.leveldb.WriteOptions

V

valueOf(String) - Static method in enum org.iq80.leveldb.CompressionType

Returns the enum constant of this type with the specified name.

values() - Static method in enum org.iq80.leveldb.CompressionType

Returns an array containing the constants of this enum type, in the order they are declared.

verifyChecksums() - Method in class org.iq80.leveldb.ReadOptions

verifyChecksums(boolean) - Method in class org.iq80.leveldb.ReadOptions

If true, all data read from underlying storage will be verified against corresponding checksums.

W

write(WriteBatch) - Method in interface org.iq80.leveldb.DB

write(WriteBatch, WriteOptions) - Method in interface org.iq80.leveldb.DB

Apply the specified updates to the database.

WriteBatch - Interface in org.iq80.leveldb

writeBufferSize() - Method in class org.iq80.leveldb.Options

writeBufferSize(int) - Method in class org.iq80.leveldb.Options

Parameters that affect performance

WriteOptions - Class in org.iq80.leveldb

Options that control write operations

WriteOptions() - Constructor for class org.iq80.leveldb.WriteOptions

X

XFilterPolicy - Interface in org.iq80.leveldb

A database can be configured with a custom FilterPolicy object.

B C D E F G H I L M N O P R S V W X