log debug java

Logstash How do I pull logs from Redis and write to Es?Input {Redis {Batch_count = 1Host = "Sz-a-xxxxxredis01-redis-xen.xxxxx.com"Type = "Syslog"data_type = "List"Key = "Logstash:syslog-log"}Redis {Batch_count = 1Host = "Sz-a-xxxxxredis01-redis-xen.xxxxx.com"Type = "Log4j-json-web"data_type = "List"Key = "Logstash:xxxxxweb-web-log"}Redis {Batch_count = 1Host = "Sz-a-xxxxxredis01-redis-xen.xxxxx.com"Type = "

Following the previous article, http://www.cnblogs.com/EasonJim/p/7800880.html is a common Java-based project, and if you want to integrate with spring and spring MVC, you need to do the following:First, SpringPOM: Logback - Https://mvnrepository.com/artifact/ch.qos.logback/logback-classic - Dependency> groupId>Ch.qos.logbackgroupId> Artifactid>Logback-classicArtifactid> version>1.2.3version>

MyAppHere is the current options: all turn-debugging SSL turn on SSL debugging the following can used wit H Ssl:record enable Per-record tracing handshake print each handshake message Keygen print key generation data Session print session Activity Defaultctx Print default SSL initialization sslctx print sslcontext tracing sessioncache print SE Ssion Cache tracing Keymanager Print Key Manager Tracing TrustManager Print Trust manager tr Acing handshake debugging can be w

Flume Learning application: Write log data to MongoDB and flumemongodb in JavaOverview Windows: Java writes logs to Flume, and Flume writes the logs to MongoDB. System Environment Operating System: win7 64 JDK: 1.6.0 _ 43 Download Resources Maven: 3.3.3Download, install, and get started: 1. Maven-start and 2. Create a simple Maven Project Flume: 1.6.0Download apache-flume-1.6.0-bin.tar.gz and decompr

Log4j can support log output to files, databases, and even remote servers, this time to share how to output to MySQL.(1) the configuration of the log4j.properties is as follows: log4j.rootlogger=error,appender1,appender2 log4j.appender.appender1= Org.apache.log4j.ConsoleAppender Log4j.appender.appender1.layout=org.apache.log4j.patternlayout LOG4J.APPENDER.APPENDER1.LAYOUT.CONVERSIONPATTERN=%D{YYYY-MM-DD hh:mm:ss:sss}[%p]:%m%n Log4j.appender.a

; } /** * Set the Transaction isolation level to something other, transaction_read_uncommitted * This allowable di Rty isolation level is not being achievable in clustered DB environments * So a more restrictive and expensive option MA Y is needed like transaction_repeatable_read * See Isolation Level constants in {@link java.sql.Connection} * @par AM Transactionisolation the isolation level to use * /public void settransactionisolation (int transactionisolation) {

in the second project cache when using Copy-on-write. Here, to update, you first create a copy of the database, update it on the replica, and, to commit, update the pointer to the original database to a pointer to the latest copy. If there is a failure before the update, after the restart or point to the original database, the equivalent of the transaction abort, if the update after the failure, after restarting point to the updated database, transaction success commit. But here it is necessary

Label:In the current program, there are many places try Catch, program run exception, error and not be perceived, next to this issue to adjust, the principle is that any exception can be perceived, record and then be optimized processing; Serious error exception, must be able to notify the developer at the first time. Scheme:log4j Upgrade to Log4j2For different business, the use of different levels, different carriers of the logging format:1. log fil

Because the project needs to track the system information according to the log, easy to view the transmission data as well as the exception information, therefore intends to use the log4j to complete this log management function. Unfortunately, in the use of the log4j found in the printing of exception information, and can not be like a console to print out the information in the tracking stack stacktrace t

private static final Logger LOG = Loggerfactory.getlogger (Embeddedlauncher.class);Log.info ("Receive a device event from ClientID Java How to log print out logging information

() { System.out.println ("thiskeywordsa className = =" + ClassName); } } Package com.zhaipuhong.j2se.keywords; Public class THISKEYWORDSB extends thiskeywordsa{ Public THISKEYWORDSB () { System.out.println ("THISKEYWORDSB className = =" + ClassName); } /** * @param args */ public static void Main (string[] args) { //TODO auto-generated method stub THISKEYWORDSB B = new THISKEYWORDSB (); } } Operation Result:THISKEYWORDSA ClassName = = Class Com

The Java User Name is used to log on to the student information management system and add, delete, modify, and query the user name. Package zzzzzzzz; import java. io. *; public class Text {public static void main (String [] args) throws MyException, IOException {Login l = new Login (); l. login () ;}} class Student {private String stunumber; private String name;

the original Nginx date data is: [28/nov/2014:11:56:09 +0800] need to replace []: timeLocal = [28/nov/2014:11:56:09 +0800] timelocal = Timelocal.replace ("[", "" ") Timelocal = Timelocal.replace ("] "," "); The following formats need to be noted: (1) must be 3 m (2) +0800 represents the time zone information, can be resolved with Z (3) must be Locale.english, if written Chinese will error simpledateformat Formatter = new SimpleDateFormat ("Dd/mmm/yyyy:hh:mm:ss Z", loca

open a file that does not exist3.trying to find the given stringClassObject,and this string represents a class that does not exist."if it appears runtimeexception Abnormal , then it must be your problem " is a fairly reasonable rule .It should be avoided by detecting whether array subscripts are out of boundsarrayindexoutofboundsexceptionException;This should be done by detecting whether the variables are empty before using them.NullPointerExceptionthe occurrence of an exception.Java language w

Filebeat.modules:-Module:kafkaLogEnabled:trueFilebeat.prospectors:-Type:logEnabled:truePaths-/opt/logs/jetty/xxx.logFieldsName:study_logsonlineType:javalogsonlineip_lan:xxx.xxx.xxx.xxIp_wan:xxx.xxx.xxx.xxxMultiline.pattern: ' ^\d{4}-\d{1,2}-\d{1,2}\s\d{1,2}:\d{1,2}:\d{1,2} 'Multiline.negate:trueMultiline.match:afterName:xxxxOutput.kafka:Enabled:trueHosts: ["kafka-1.xxx.com:9092", "kafka-2.xxx.com:9092", "kafka-3.xxx.com:9092"]Topic:xue_business_exception_logmax_message_bytes:1000000Setup.templat

Five layouts: Flow layout (flowlayout) boundary layout (borderlayout) grid layout (GridLayout) common three card layout (cardlayout) grid package layouts (gridbaglayout) Two types of JFrame that are not commonly used Form (default BorderLayout layout) JPanel panel (default flowlayout layout) JButton button Jradiobutton Radio box (be sure to place a single selection in Buttongroup to form mutual exclusion) Jcheckbox check box JLabel label JTextField text box JTextArea multiline text field (must b

Ping-Pong Maniac-Tutorial:Jdk-logging, LOG4J, Logback Journal Introduction and PrincipleIntegration principle of commons-logging and jdk-logging, Log4j1, Log4j2 and LogbackIntegration principle of slf4j and jdk-logging, Log4j1, Log4j2 and LogbackSLF4J, JCL, Jul, log4j1, log4j2, Logback big SummaryOffline Version: (Link: https://pan.baidu.com/s/1hrBOojM password: pxaq)Java log framework using Skill collectio

Log Level Java.util.log.Level Java will log is a relatively simple object, only three properties, Name,value,resourcebundlename, representing the name of the log, value and resource file name, the log is divided into the following 6 levels, the six levels in the level of sta

Reference: http://sunnylocus.iteye.com/blog/694666 Recently, there is a bank data bleaching system, requiring operators to call the shell of the remote Linux server on the page, and to save the shell output to a log file, the front page to display the contents of the log file in real time. The problem is how to tell which data is new, by looking at the JDK Help document, Java.io.RandomAccessFilecan solve th

following code implementation: Static Private class Lock {};p rivate lock lock = new Lock ();p ublic referenceextends t> r = Reallypoll (); if (r! = null) return R; for (;;) {lock.wait (timeout); r = Reallypoll ();...... }} That is, in the execution of a thread, the Monitor of this object is first obtained with synchronized (corresponding tolocked ); When executing to lock.wait (timeout), the thread discards the ownership of Monitor and enters the "Wait Set" queue (corresponding to theWaiti