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C

close() - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransaction

close() - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

ColumnFamily<KeyType extends DbKey,ValueType extends DbValue> - Interface in io.zeebe.db

Represents an column family, where it is possible to store keys of type ColumnFamily and corresponding values of type ColumnFamily.

commit() - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransaction

commit() - Method in interface io.zeebe.db.ZeebeDbTransaction

Commits the transaction and writes the data into the database.

createColumnFamily(ColumnFamilyNames, DbContext, KeyType, ValueType) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

createColumnFamily(ColumnFamilyType, DbContext, KeyType, ValueType) - Method in interface io.zeebe.db.ZeebeDb

Creates an instance of a specific column family to access and store key-value pairs in that column family.

createColumnFamilyOptions() - Method in class io.zeebe.db.impl.rocksdb.ZeebeRocksDbFactory

createContext() - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

createContext() - Method in interface io.zeebe.db.ZeebeDb

createDb(File) - Method in class io.zeebe.db.impl.rocksdb.ZeebeRocksDbFactory

createDb(File) - Method in interface io.zeebe.db.ZeebeDbFactory

Creates a zeebe database in the given directory.

createSnapshot(File) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

createSnapshot(File) - Method in interface io.zeebe.db.ZeebeDb

Creates a snapshot of the current database in the given directory.

D

DB_LOGGER - Static variable in class io.zeebe.db.impl.rocksdb.Loggers

DbByte - Class in io.zeebe.db.impl

DbByte() - Constructor for class io.zeebe.db.impl.DbByte

DbCompositeKey<FirstKeyType extends DbKey,SecondKeyType extends DbKey> - Class in io.zeebe.db.impl

DbCompositeKey(FirstKeyType, SecondKeyType) - Constructor for class io.zeebe.db.impl.DbCompositeKey

DbContext - Interface in io.zeebe.db

Represents the shared state of a database interaction

DbKey - Interface in io.zeebe.db

The key which is used to store a value.

DbLong - Class in io.zeebe.db.impl

DbLong() - Constructor for class io.zeebe.db.impl.DbLong

DbNil - Class in io.zeebe.db.impl

DbString - Class in io.zeebe.db.impl

DbString() - Constructor for class io.zeebe.db.impl.DbString

DbValue - Interface in io.zeebe.db

The value which should be stored together with a key.

DEFAULT - io.zeebe.db.impl.DefaultColumnFamily

DefaultColumnFamily - Enum in io.zeebe.db.impl

Contains only one column family DefaultColumnFamily.DEFAULT, which can be used for tests or simple databases.

DefaultDbContext - Class in io.zeebe.db.impl.rocksdb.transaction

delete(long, byte[], int) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransaction

delete(long, DbContext, DbKey) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

delete(DbContext, KeyType) - Method in interface io.zeebe.db.ColumnFamily

Deletes the key-value pair with the given key from the column family.

delete(KeyType) - Method in interface io.zeebe.db.ColumnFamily

Deletes the key-value pair with the given key from the column family.

E

exists(long, DbContext, DbKey) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

exists(KeyType) - Method in interface io.zeebe.db.ColumnFamily

Checks for key existence in the column family.

exportMetrics() - Method in class io.zeebe.db.impl.rocksdb.ZeebeRocksDBMetricExporter

F

foreach(long, DbContext, KeyType, ValueType, BiConsumer<KeyType, ValueType>) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

foreach(long, DbContext, ValueType, Consumer<ValueType>) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

forEach(BiConsumer<KeyType, ValueType>) - Method in interface io.zeebe.db.ColumnFamily

Visits the key-value pairs, which are stored in the column family.

forEach(Consumer<ValueType>) - Method in interface io.zeebe.db.ColumnFamily

Visits the values, which are stored in the column family.

G

get(long, long, byte[], int) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransaction

get(long, DbContext, DbKey) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

get(DbContext, KeyType, ValueType) - Method in interface io.zeebe.db.ColumnFamily

Looks up the value that corresponds to the key parameter in the column family.

get(KeyType) - Method in interface io.zeebe.db.ColumnFamily

The corresponding stored value in the column family to the given key.

getBuffer() - Method in class io.zeebe.db.impl.DbString

getCurrentTransaction() - Method in interface io.zeebe.db.DbContext

This will return an transaction object, on which the caller can operate on.

getCurrentTransaction() - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

getFirst() - Method in class io.zeebe.db.impl.DbCompositeKey

getKeyBufferArray() - Method in interface io.zeebe.db.DbContext

getKeyBufferArray() - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

getKeyView() - Method in interface io.zeebe.db.DbContext

getKeyView() - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

getLength() - Method in class io.zeebe.db.impl.DbByte

getLength() - Method in class io.zeebe.db.impl.DbCompositeKey

getLength() - Method in class io.zeebe.db.impl.DbLong

getLength() - Method in class io.zeebe.db.impl.DbNil

getLength() - Method in class io.zeebe.db.impl.DbString

getProperty(ColumnFamilyNames, String) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

getProperty(ColumnFamilyType, String) - Method in interface io.zeebe.db.ZeebeDb

getSecond() - Method in class io.zeebe.db.impl.DbCompositeKey

getValue() - Method in class io.zeebe.db.impl.DbByte

getValue() - Method in class io.zeebe.db.impl.DbLong

getValueBufferArray() - Method in interface io.zeebe.db.DbContext

getValueBufferArray() - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

getValueView() - Method in interface io.zeebe.db.DbContext

getValueView() - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

I

INSTANCE - Static variable in class io.zeebe.db.impl.DbNil

io.zeebe.db - package io.zeebe.db

io.zeebe.db.impl - package io.zeebe.db.impl

io.zeebe.db.impl.rocksdb - package io.zeebe.db.impl.rocksdb

io.zeebe.db.impl.rocksdb.transaction - package io.zeebe.db.impl.rocksdb.transaction

isEmpty() - Method in interface io.zeebe.db.ColumnFamily

Checks if the column family has any entry.

isEmpty(long, DbContext) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

isEmpty(ColumnFamilyNames, DbContext) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

isEmpty(ColumnFamilyType, DbContext) - Method in interface io.zeebe.db.ZeebeDb

Checks the database if the given column is empty.

isEmpty(DbContext) - Method in interface io.zeebe.db.ColumnFamily

Checks if the column family has any entry.

isKeyViewEmpty() - Method in interface io.zeebe.db.DbContext

isKeyViewEmpty() - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

isValueViewEmpty() - Method in interface io.zeebe.db.DbContext

isValueViewEmpty() - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

K

KeyValuePairVisitor<KeyType extends DbKey,ValueType extends DbValue> - Interface in io.zeebe.db

Represents an function that accepts a zeebe key value pair and produces an primitive boolean as result.

L

Loggers - Class in io.zeebe.db.impl.rocksdb

Loggers() - Constructor for class io.zeebe.db.impl.rocksdb.Loggers

N

newFactory(Class<ColumnFamilyType>) - Static method in class io.zeebe.db.impl.rocksdb.ZeebeRocksDbFactory

newFactory(Class<ColumnFamilyType>, Properties) - Static method in class io.zeebe.db.impl.rocksdb.ZeebeRocksDbFactory

newIterator(ReadOptions, ColumnFamilyHandle) - Method in interface io.zeebe.db.DbContext

Create a new iterator on the shared transaction

newIterator(ReadOptions, ColumnFamilyHandle) - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

newIterator(ReadOptions, ColumnFamilyHandle) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransaction

O

openTransactionalDb(DBOptions, String, List<ColumnFamilyDescriptor>, List<AutoCloseable>, Class<ColumnFamilyNames>) - Static method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

P

put(long, byte[], int, byte[], int) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransaction

put(long, DbContext, DbKey, DbValue) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

put(DbContext, KeyType, ValueType) - Method in interface io.zeebe.db.ColumnFamily

Stores the key-value pair into the column family.

put(KeyType, ValueType) - Method in interface io.zeebe.db.ColumnFamily

Stores the key-value pair into the column family.

R

RocksDbInternal - Class in io.zeebe.db.impl.rocksdb.transaction

RocksDbInternal() - Constructor for class io.zeebe.db.impl.rocksdb.transaction.RocksDbInternal

rollback() - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransaction

rollback() - Method in interface io.zeebe.db.ZeebeDbTransaction

Rolls the transaction back to the latest commit, discards all changes in between.

run() - Method in interface io.zeebe.db.TransactionOperation

run(TransactionOperation) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransaction

run(TransactionOperation) - Method in interface io.zeebe.db.ZeebeDbTransaction

Runs the commands like delete, put etc.

runInTransaction(TransactionOperation) - Method in interface io.zeebe.db.DbContext

Runs the commands like delete, put etc.

runInTransaction(TransactionOperation) - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

S

seek(RocksIterator, long, byte[], int) - Static method in class io.zeebe.db.impl.rocksdb.transaction.RocksDbInternal

T

toString() - Method in class io.zeebe.db.impl.DbString

TransactionOperation - Interface in io.zeebe.db

One or multiple operations which are executed during an open transaction.

V

valueOf(String) - Static method in enum io.zeebe.db.impl.DefaultColumnFamily

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

values() - Static method in enum io.zeebe.db.impl.DefaultColumnFamily

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

visit(KeyType, ValueType) - Method in interface io.zeebe.db.KeyValuePairVisitor

Visits the zeebe key value pair.

W

whileEqualPrefix(long, DbContext, DbKey, KeyType, ValueType, KeyValuePairVisitor<KeyType, ValueType>) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

NOTE: it doesn't seem possible in Java RocksDB to set a flexible prefix extractor on iterators at the moment, so using prefixes seem to be mostly related to skipping files that do not contain keys with the given prefix (which is useful anyway), but it will still iterate over all keys contained in those files, so we still need to make sure the key actually matches the prefix.

whileEqualPrefix(long, DbContext, DbKey, KeyType, ValueType, BiConsumer<KeyType, ValueType>) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

whileEqualPrefix(DbKey, KeyValuePairVisitor<KeyType, ValueType>) - Method in interface io.zeebe.db.ColumnFamily

Visits the key-value pairs, which are stored in the column family and which have the same common prefix.

whileEqualPrefix(DbKey, BiConsumer<KeyType, ValueType>) - Method in interface io.zeebe.db.ColumnFamily

Visits the key-value pairs, which are stored in the column family and which have the same common prefix.

whileTrue(long, DbContext, KeyType, ValueType, KeyValuePairVisitor<KeyType, ValueType>) - Method in class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

whileTrue(DbContext, KeyValuePairVisitor<KeyType, ValueType>, KeyType, ValueType) - Method in interface io.zeebe.db.ColumnFamily

Visits the key-value pairs, which are stored in the column family.

whileTrue(KeyValuePairVisitor<KeyType, ValueType>) - Method in interface io.zeebe.db.ColumnFamily

Visits the key-value pairs, which are stored in the column family.

withPrefixKeyBuffer(Consumer<ExpandableArrayBuffer>) - Method in interface io.zeebe.db.DbContext

Runs a consumer with a shared prefix key buffer

withPrefixKeyBuffer(Consumer<ExpandableArrayBuffer>) - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

wrap(DirectBuffer, int, int) - Method in class io.zeebe.db.impl.DbByte

wrap(DirectBuffer, int, int) - Method in class io.zeebe.db.impl.DbCompositeKey

wrap(DirectBuffer, int, int) - Method in class io.zeebe.db.impl.DbLong

wrap(DirectBuffer, int, int) - Method in class io.zeebe.db.impl.DbNil

wrap(DirectBuffer, int, int) - Method in class io.zeebe.db.impl.DbString

wrapBuffer(DirectBuffer) - Method in class io.zeebe.db.impl.DbString

wrapByte(byte) - Method in class io.zeebe.db.impl.DbByte

wrapKeyView(byte[]) - Method in interface io.zeebe.db.DbContext

Wraps the buffer in the shared key view

wrapKeyView(byte[]) - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

wrapLong(long) - Method in class io.zeebe.db.impl.DbLong

wrapString(String) - Method in class io.zeebe.db.impl.DbString

wrapValueView(byte[]) - Method in interface io.zeebe.db.DbContext

Wraps the buffer in the shared value view

wrapValueView(byte[]) - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

write(MutableDirectBuffer, int) - Method in class io.zeebe.db.impl.DbByte

write(MutableDirectBuffer, int) - Method in class io.zeebe.db.impl.DbCompositeKey

write(MutableDirectBuffer, int) - Method in class io.zeebe.db.impl.DbLong

write(MutableDirectBuffer, int) - Method in class io.zeebe.db.impl.DbNil

write(MutableDirectBuffer, int) - Method in class io.zeebe.db.impl.DbString

writeKey(DbKey) - Method in interface io.zeebe.db.DbContext

Write the DbKey to the shared key buffer

writeKey(DbKey) - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

writeValue(DbValue) - Method in interface io.zeebe.db.DbContext

Write the DbValue to the shared value buffer

writeValue(DbValue) - Method in class io.zeebe.db.impl.rocksdb.transaction.DefaultDbContext

Z

ZB_DB_BYTE_ORDER - Static variable in class io.zeebe.db.impl.ZeebeDbConstants

The byte order is used to write primitive data types into rocks db key or value buffers.

ZeebeDb<ColumnFamilyType extends Enum<ColumnFamilyType>> - Interface in io.zeebe.db

The zeebe database, to store key value pairs in different column families.

ZeebeDbConstants - Class in io.zeebe.db.impl

ZeebeDbConstants() - Constructor for class io.zeebe.db.impl.ZeebeDbConstants

ZeebeDbException - Exception in io.zeebe.db

Wraps the exceptions which are thrown by the database implementation.

ZeebeDbException(String, Throwable) - Constructor for exception io.zeebe.db.ZeebeDbException

ZeebeDbException(Throwable) - Constructor for exception io.zeebe.db.ZeebeDbException

ZeebeDbFactory<ColumnFamilyNames extends Enum<ColumnFamilyNames>> - Interface in io.zeebe.db

Represents the zeebe database factory.

ZeebeDbTransaction - Interface in io.zeebe.db

Represents an Zeebe DB transaction, which can be committed or on error it can be rolled back.

ZeebeRocksDbFactory<ColumnFamilyType extends Enum<ColumnFamilyType>> - Class in io.zeebe.db.impl.rocksdb

ZeebeRocksDBMetricExporter<ColumnFamilyType extends Enum<ColumnFamilyType>> - Class in io.zeebe.db.impl.rocksdb

This class exports metrics for a RocksDB instance to Prometheus.

ZeebeRocksDBMetricExporter(String, ZeebeDb<ColumnFamilyType>, Class<ColumnFamilyType>) - Constructor for class io.zeebe.db.impl.rocksdb.ZeebeRocksDBMetricExporter

ZeebeTransaction - Class in io.zeebe.db.impl.rocksdb.transaction

ZeebeTransaction(Transaction) - Constructor for class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransaction

ZeebeTransactionDb<ColumnFamilyNames extends Enum<ColumnFamilyNames>> - Class in io.zeebe.db.impl.rocksdb.transaction

ZeebeTransactionDb(OptimisticTransactionDB, EnumMap<ColumnFamilyNames, Long>, Long2ObjectHashMap<ColumnFamilyHandle>, List<AutoCloseable>) - Constructor for class io.zeebe.db.impl.rocksdb.transaction.ZeebeTransactionDb

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