spfl4j logging

src/main/kotlin/com/aitrainer/api/ApiApplication.kt

@@ -1,5 +1,6 @@
 package com.aitrainer.api
 
+import org.slf4j.LoggerFactory
 import org.springframework.boot.SpringApplication
 import org.springframework.boot.autoconfigure.SpringBootApplication
 import org.springframework.boot.builder.SpringApplicationBuilder
@@ -10,7 +11,7 @@ import org.springframework.web.bind.annotation.RestController
 @SpringBootApplication
 @RestController
 class ApiApplication
-
+    private val logger = LoggerFactory.getLogger(ApiApplication::class.simpleName)
     @Override
     fun configure(application: SpringApplicationBuilder): SpringApplicationBuilder {
         return application.sources(ApiApplication::class.java)
@@ -18,11 +19,12 @@ class ApiApplication
 
 
     fun main(args: Array<String>) {
+        logger.info(" ---- Start aitrainer API")
         SpringApplication.run(ApiApplication::class.java, *args)
     }
 
 
     @RequestMapping( "/")
     fun hello(): String {
-        return "Hello Aitrainer API";
+        return "Hello Aitrainer API"
     }

src/main/kotlin/com/aitrainer/api/controller/ExerciseTypeController.kt

@@ -2,6 +2,8 @@ package com.aitrainer.api.controller
 
 import com.aitrainer.api.model.ExerciseType
 import com.aitrainer.api.repository.ExerciseTypeRepository
+import org.slf4j.LoggerFactory
+
 import org.springframework.http.ResponseEntity
 import org.springframework.web.bind.annotation.*
 import javax.validation.Valid
@@ -9,17 +11,27 @@ import javax.validation.Valid
 @RestController
 @RequestMapping("/api")
 class ExerciseTypeController ( private val exerciseTypeRepository: ExerciseTypeRepository ) {
-    
+    private val logger = LoggerFactory.getLogger(javaClass)
+
     @GetMapping("/exercise_type")
-    fun getAllExerciseType(): List<ExerciseType> =
-            exerciseTypeRepository.findAll()
+    fun getAllExerciseType(): List<ExerciseType> {
+        val list: List<ExerciseType> = exerciseTypeRepository.findAll()
+        logger.info("Get All exercise types: $list")
+        return list
+    }
+
+
 
     @PostMapping("/exercise_type")
-    fun createNewExerciseType(@Valid @RequestBody exerciseType: ExerciseType): ExerciseType =
-            exerciseTypeRepository.save(exerciseType)
+    fun createNewExerciseType(@Valid @RequestBody exerciseType: ExerciseType): ExerciseType {
+        logger.info("Create new exercise type: $exerciseType")
+        return exerciseTypeRepository.save(exerciseType)
+    }
+
 
     @GetMapping("/exercise_type/{id}")
     fun getExerciseTypeById(@PathVariable(value = "id") exerciseTypeId: Long): ResponseEntity<ExerciseType> {
+        logger.info("Get exercise type by id: $exerciseTypeId")
         return exerciseTypeRepository.findById(exerciseTypeId).map { exerciseType -> 
             ResponseEntity.ok(exerciseType)
         }.orElse(ResponseEntity.notFound().build())
@@ -35,7 +47,7 @@ class ExerciseTypeController ( private val exerciseTypeRepository: ExerciseTypeR
     @PutMapping("/exercise_type/{id}")
     fun updateExerciseTypesById(@PathVariable(value = "id") exerciseTypeId: Long,
                           @Valid @RequestBody newExerciseType: ExerciseType): ResponseEntity<ExerciseType> {
-
+        logger.info("Update exercise type by id: $exerciseTypeId with object $newExerciseType")
         return exerciseTypeRepository.findById(exerciseTypeId).map { existingExerciseType ->
             val updatedExerciseType: ExerciseType = existingExerciseType
                     .copy(name = newExerciseType.name, 

src/main/resources/application.properties

@@ -10,4 +10,6 @@ spring.datasource.password = andio2009
 
 
 # The SQL dialect makes Hibernate generate better SQL for the chosen database
-spring.jpa.properties.hibernate.dialect = org.hibernate.dialect.MySQL5InnoDBDialect
+spring.jpa.properties.hibernate.dialect = org.hibernate.dialect.MySQL5InnoDBDialect
+logging.config=classpath:logback-spring.xml
+logging.file=logs

src/main/resources/logback-spring.xml

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+    <property resource="application.properties"/>
+
+    <appender name="FILE"
+              class="ch.qos.logback.core.rolling.RollingFileAppender">
+        <file>${logging.file}/aitrainer.log</file>
+        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
+            <fileNamePattern>${logging.file}/aitrainer.%d{yyyy-MM-dd}.%i.log.gz</fileNamePattern>
+            <timeBasedFileNamingAndTriggeringPolicy
+                    class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
+                <maxFileSize>50MB</maxFileSize>
+            </timeBasedFileNamingAndTriggeringPolicy>
+            <maxHistory>30</maxHistory>
+        </rollingPolicy>
+
+        <encoder>
+            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%level] [%thread] [%logger:%line] %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%level] [%thread] [%logger:%line] %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+
+
+    <!-- <logger name="org.springframework" level="DEBUG" /> -->
+    <logger name="com.aitrainer" level="INFO" />
+    <logger name="org.hibernate" level="INFO" />
+
+
+    <root level="INFO">
+        <appender-ref ref="STDOUT" />
+        <appender-ref ref="FILE" />
+    </root>
+
+</configuration>

src/main/resources/simplelogger.properties

@@ -0,0 +1,34 @@
+# SLF4J's SimpleLogger configuration file
+# Simple implementation of Logger that sends all enabled log messages, for all defined loggers, to System.err.
+
+# Default logging detail level for all instances of SimpleLogger.
+# Must be one of ("trace", "debug", "info", "warn", or "error").
+# If not specified, defaults to "info".
+org.slf4j.simpleLogger.defaultLogLevel=debug
+
+# Logging detail level for a SimpleLogger instance named "xxxxx".
+# Must be one of ("trace", "debug", "info", "warn", or "error").
+# If not specified, the default logging detail level is used.
+#org.slf4j.simpleLogger.log.xxxxx=
+
+# Set to true if you want the current date and time to be included in output messages.
+# Default is false, and will output the number of milliseconds elapsed since startup.
+org.slf4j.simpleLogger.showDateTime=true
+
+# The date and time format to be used in the output messages.
+# The pattern describing the date and time format is the same that is used in java.text.SimpleDateFormat.
+# If the format is not specified or is invalid, the default format is used.
+# The default format is yyyy-MM-dd HH:mm:ss:SSS Z.
+#org.slf4j.simpleLogger.dateTimeFormat=yyyy-MM-dd HH:mm:ss:SSS Z
+
+# Set to true if you want to output the current thread name.
+# Defaults to true.
+#org.slf4j.simpleLogger.showThreadName=true
+
+# Set to true if you want the Logger instance name to be included in output messages.
+# Defaults to true.
+#org.slf4j.simpleLogger.showLogName=true
+
+# Set to true if you want the last component of the name to be included in output messages.
+# Defaults to false.
+org.slf4j.simpleLogger.showShortLogName=true