Package io.github.mfvanek.pg.common.health.logger

Class KeyValueFileHealthLogger

java.lang.Object

io.github.mfvanek.pg.common.health.logger.AbstractHealthLogger

io.github.mfvanek.pg.common.health.logger.KeyValueFileHealthLogger

All Implemented Interfaces:

HealthLogger

public class KeyValueFileHealthLogger
extends AbstractHealthLogger

Outputs summary about database health to a file with fixed name 'key-value.log'.

Example of output:

 2021-11-03T08:59:39.000439Z  db_indexes_health  invalid_indexes  1
 2021-11-03T08:59:39.010893Z  db_indexes_health  duplicated_indexes  1
 2021-11-03T08:59:39.014995Z  db_indexes_health  intersected_indexes  2
 2021-11-03T08:59:39.035153Z  db_indexes_health  unused_indexes  0
 2021-11-03T08:59:39.038642Z  db_indexes_health  foreign_keys_without_index  3
 2021-11-03T08:59:39.042304Z  db_indexes_health  tables_with_missing_indexes  0
 2021-11-03T08:59:39.044463Z  db_indexes_health  tables_without_primary_key  1
 2021-11-03T08:59:39.047406Z  db_indexes_health  indexes_with_null_values  1
 2021-11-03T08:59:39.059082Z  db_indexes_health  indexes_bloat  0
 2021-11-03T08:59:39.066066Z  db_indexes_health  tables_bloat  0
 

Constructor Summary

Constructors

Constructor	Description
KeyValueFileHealthLogger(ConnectionCredentials credentials, HighAvailabilityPgConnectionFactory connectionFactory, Function<HighAvailabilityPgConnection,DatabaseChecks> databaseChecksFactory)

Method Summary

Modifier and Type	Method	Description
protected String	writeToLog(LoggingKey key, int value)

Methods inherited from class io.github.mfvanek.pg.common.health.logger.AbstractHealthLogger

logAll

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.github.mfvanek.pg.common.health.logger.HealthLogger

logAll

Constructor Details

KeyValueFileHealthLogger

public KeyValueFileHealthLogger(@Nonnull
 ConnectionCredentials credentials,
 @Nonnull
 HighAvailabilityPgConnectionFactory connectionFactory,
 @Nonnull
 Function<HighAvailabilityPgConnection,DatabaseChecks> databaseChecksFactory)

Method Details

writeToLog

protected String writeToLog(@Nonnull
 LoggingKey key,
 int value)

Specified by:

writeToLog in class AbstractHealthLogger