| Name | Description | Type | Package | Framework |
| AbstractLoggingSystem | Abstract base class for LoggingSystem implementations. | Class | org.springframework.boot.logging | Spring Boot |
| ClasspathLoggingApplicationListener | A SmartApplicationListener that reacts to startevents by logging the classpath of the thread context class loader (TCCL) at | Class | org.springframework.boot.logging | Spring Boot |
| ColorConverter | Log4j2 LogEventPatternConverter colors output using the AnsiOutputclass. | Class | org.springframework.boot.logging.log4j2 | Spring Boot |
| ColorConverter | Logback CompositeConverter colors output using the AnsiOutput class. | Class | org.springframework.boot.logging.logback | Spring Boot |
| DeferredLog | Deferred Log that can be used to store messages that shouldn't be written untilthe logging system is fully initialized. | Class | org.springframework.boot.logging | Spring Boot |
| ExtendedWhitespaceThrowablePatternConverter | ThrowablePatternConverter that adds some additional whitespace around the stackSince:1. | Class | org.springframework.boot.logging.log4j2 | Spring Boot |
| ExtendedWhitespaceThrowableProxyConverter | Class | org.springframework.boot.logging.logback | Spring Boot | |
| JavaLoggingSystem | LoggingSystem for java. | Class | org.springframework.boot.logging.java | Spring Boot |
| LevelRemappingAppender | Appender that can remap ILoggingEvent Levels as they areAuthor:Phillip WebbSee Also:setRemapLevels(String), | Class | org.springframework.boot.logging.logback | Spring Boot |
| LevelRemappingAppender .AppendableLogger | Simple wrapper around a logger that can have events appended. | Class | org.springframework.boot.logging.logback.LevelRemappingAppender | Spring Boot |
| Log4J2LoggingSystem | LoggingSystem for Log4j 2. | Class | org.springframework.boot.logging.log4j2 | Spring Boot |
| Log4JLoggingSystem | LoggingSystem for Log4j. | Class | org.springframework.boot.logging.log4j | Spring Boot |
| LogbackLoggingSystem | LoggingSystem for logback. | Class | org.springframework.boot.logging.logback | Spring Boot |
| LogFile | A reference to a log output file. | Class | org.springframework.boot.logging | Spring Boot |
| LoggingApplicationListener | An ApplicationListener that configures the LoggingSystem. | Class | org.springframework.boot.logging | Spring Boot |
| LoggingInitializationContext | Context passed to the LoggingSystem during initialization. | Class | org.springframework.boot.logging | Spring Boot |
| LoggingSystem | Common abstraction over logging systems. | Class | org.springframework.boot.logging | Spring Boot |
| LogLevel | Logging levels supported by a LoggingSystem. | Class | org.springframework.boot.logging | Spring Boot |
| SimpleFormatter | Simple 'Java Logging' Formatter. | Class | org.springframework.boot.logging.java | Spring Boot |
| Slf4JLoggingSystem | Abstract base class for LoggingSystem implementations that utilize SLF4J. | Class | org.springframework.boot.logging | Spring Boot |
| WhitespaceThrowablePatternConverter | ThrowablePatternConverter that adds some additional whitespace around the stackSince:1. | Class | org.springframework.boot.logging.log4j2 | Spring Boot |
| WhitespaceThrowableProxyConverter | Class | org.springframework.boot.logging.logback | Spring Boot | |