Package org.hyperledger.fabric

Class Logging

  • public final class Logging
extends java.lang.Object
    Assistance class to use when logging. For chaincode/contract implementations please use java.util.logging or your own framework. All the Hyperledger Fabric code here is logged in loggers with names starting org.hyperledger Control of this is via the environment variables 'CORE_CHAINCODE_LOGGING_LEVEL' this takes a string that matches the following Java.util.logging levels (case insensitive) CRITICAL, ERROR == Level.SEVERE, WARNING == Level.WARNING, INFO == Level.INFO NOTICE == Level.CONFIG, DEBUG == Level.FINEST

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static java.lang.String PERFLOGGER
      Name of the Performance logger.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static java.lang.String formatError​(java.lang.Throwable throwable)
      Formats a Throwable to a string with details of all the causes.
      static void setLogLevel​(java.lang.String newLevel)
      Sets the log level to the the.

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • PERFLOGGER

        public static final java.lang.String PERFLOGGER
        Name of the Performance logger.
        See Also:
        Constant Field Values

    • Method Detail

      • formatError

        public static java.lang.String formatError​(java.lang.Throwable throwable)
        Formats a Throwable to a string with details of all the causes.
        Parameters:
        throwable - Exception
        Returns:
        String formatted with all the details

      • setLogLevel

        public static void setLogLevel​(java.lang.String newLevel)
        Sets the log level to the the.
        Parameters:
        newLevel - the new logging level