Programming language and runtime environment that allows compiled Java programs to run unchanged on most hardware and software platforms

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6 views

how to check access to subversion repository using url

I need to invoke "svn log" from my java program. Something like this: Process process = Runtime.getRuntime().exec("svn log " + url); But it is possible for my program to have some Authentication ...
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0answers
11 views

Java Webapp on Tomcat6 using libservlet3

I am quite new to all this Java stuff. I Installed a bunch of War-Packed Webapps on a Ubuntu Machine with tomcat6. One of them does not work (skos-play), apparently because it needs libservlet3 and ...
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1answer
26 views

Switching to Java 1.8 on openSUSE 13.2

I removed the installed version of Java 1.7 using: sudo zypper remove -y java-1_7_0-openjdk java-1_7_0-openjdk-devel java-1_7_0-openjdk-plugin Then installed Java 1.8: sudo zypper install -y ...
2
votes
1answer
30 views

How leave Jenkins running remotely on the server? [duplicate]

I am running as follows Jenkins on my server: $> labes@labes-jenkins:~/jenkins$ java -jar jenkins-1.622.war But when I unplug my machine the application of jenkins goes down, as I do to get the ...
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0answers
11 views

Tomcat: create an install package that includes server and java web application for Windows [on hold]

I am trying to find a way to make a install file that will contain tomocat and files that will be hosted. Is it possible?
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1answer
19 views

.War updates for Jboss

There is a .war file running well in JBoss environment. I need to update some little logic in some of the .jsp files. The steps I followed was First I change the extension to .zip extract out a ...
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0answers
13 views

one or more threads of java.exe are waiting to finish network I/O windows 2012 server

I have installed jdk-8u45-windows-x64 on my windows 2012 server. I am seeing that in task manager java.exe is utilizing high CPU. I check he detail in task manager via right clicking on java.exe then ...
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12 views

Fatal Error While running Tomcat application in Ubuntu (Oracle Virtual Box)

In windows 7 laptop, I have installed oracle virtual box there i have installed ubuntu 12.04 server The following is the error while starting the tomcat application # # A fatal error has been ...
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1answer
41 views

Centos 6.6 : Which java is selected when I run a JAR/WAR file without using java -jar command? [on hold]

On a Centos 6.6 server, how can I choose which java should be selected when I run an executable JAR or WAR file without using the "java -jar" command. I mean, I'd like to execute it with a ...
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0answers
39 views

Applet not allowed to run

I am running a simple applet application into my mozilla firefox browser but java blocks it. I have done all changes as suggested on different different articles like adding url to ESL, security ...
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0answers
20 views

Software Developers Learning Path To A System Architect [closed]

I am a system developer with 10 years of development experience my aim is to be a solution architect, typically responsible of 1) designing the enterprise software, seeing through the implementation ...
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0answers
16 views

Tomcat Monitoring and management [closed]

I have been studying the tomcat official document for the enhancement and security of tomcat. Till the time to get to know the errors of the web application we use to study the log files generated by ...
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votes
1answer
28 views

Crontab process not working [closed]

I have a crontab process to start run a .sh script which starts a .jar file. Although when I added multiples (changing the correct paramaters) It stopped working. This is my cron file * * * * * ...
0
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0answers
20 views

How to make Java auto-update for small organization with non admin users?

I'm stuck with an issue regarding Java which is a real pain in my ass. I'm managing small office networks where I get great results using AD and GPO to set everything up and automated. In each of ...
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0answers
36 views

Tomcat: multiple domains from a single instance

I'm trying to host multiple domains on a single tomcat instance. I have it working but I'm not sure if it is the correct way to do things. The server.xml Hosts section is changed to this: ...
0
votes
1answer
27 views

Apache 2.2 to Tomcat Virtual Host from differnt machines not working

I have a scenario where all the requests to the Tomcat Server (Application Server) should go through the Apache 2.2 (Web server). Both the servers are on 2 different machines. The 2 machines are not ...
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0answers
5 views

ActiveMQ SSL Transport w/ Multiple Certs in Keystore?

We're running ActiveMQ Transport w/ SSL enabled (port 443/HTTPS). We have four domain certs: *.domain.com *.domain-dev.com *.domain-qa.com *.domain-stg.com I've gone through the process of ...
0
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1answer
19 views

Updating Java with Solaris zones

I am running a server with a global zone and four local zones. The global zone provides the database server, and the four local zones run instances of Tomcat with a client application (different one ...
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0answers
10 views

Session State issue in glassfish 3.1 Web Server with load balancer

I have 5 ubuntu servers with glassfish 3.1. A spring MVC web app is deployed on all 5 servers no clusters are used. We have configured all web servers behind load balancer, (while testing) we observed ...
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0answers
3 views

Identifying cached JNLP applications via batch script

I am attempting to script a solution to install JRE 7 only to systems that run a particular JavaWS application. Essentially the current application requires Java 6 and the upgrade will break ...
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0answers
9 views

What is the difference between Oracle WebCenter Content and Oracle Portal?

I'm having a difficult time understanding the difference between these two technologies. What I have understood is: The business logic, and DB connections lies in the Oracle Portal (weblogic server) ...
0
votes
1answer
31 views

Configure HA Proxy with two application servers to handle fail-over

I have configured two application servers with HA Proxy to recover from fail-over situation. So I want to configure HA in such a way that if my 1st application server goes down, then only next ...
2
votes
2answers
319 views

Connecting MySQL database remotely on a hosting provider secure?

My JavaFX Desktop Application is currently connected to a hosted MySQL database remotely on bluehost. I query "SELECT", "UPDATE", "DELETE" on my JavaFX Application and successfully done. My ...
0
votes
1answer
16 views

java - how to limit sending email by 3rd party tools?

I have a (Win2008 R2) box running the Jenkins continuous integration server. It's a java program running as a Windows service. The command line looks like this: > "C:\Program Files ...
0
votes
1answer
33 views

NFS Server | Hung threads

We have four lpars each running 1 java instance each. They do a lot of read/write operations to a shared NFS server. When the NFS server goes down abruptly, all the threads that were trying to read a ...
0
votes
1answer
36 views

monit: how do I restart many Tomcats without overloading the server?

My server has several separate Apache Tomcat instances that each take a lot of time and CPU to start. It is not possible to start all of them at the same time. This would generate too much I/O, each ...
2
votes
1answer
27 views

JRE/JDK Changing Destination Folder

This may seem innocuous, but it's got me thinking... I'm currently setting up a fresh Azure server for a project. It needs Java for a number of the things it will be doing. One thing I like to do is ...
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0answers
40 views

Java out of memory exception when running as a non root user

I'm attempting to run apache kafka on a small basically stock digital ocean server running centos 6.6. I'm not positive if this issue is kafka specific or not. When I run kafka as the root user ...
0
votes
0answers
28 views

Tuckey UrlRewriteFilter unable to match regex with positive lookahead

This is about Turkey's UrlRewriteFilter I have a rule to convert the first segment of url to lowercase, provided that there's an uppercase letter in it. This is what it looks like: <rule> ...
-3
votes
1answer
40 views

what is the plug-in for Firefox in order to access the HP blade center [closed]

I work with HP_blade center machine , Type - C7000 Enclosure G3 In the HP blade center I have couple of HW machines with Linux red-hat OS I have successfully access to the HP integrated management ...
3
votes
1answer
53 views

Remove all sites from allowed list for plugin in IE via GP

I would like to remove all sites from the list of approved sites for a plugin in Internet Explorer as described here but I would like to do so via Group Policy. Is this possible? I know I can disable ...
-2
votes
1answer
81 views

Apache Tomcat 7 on windows 2008: how to make two hosts point to same website

I’m new to Apache Tomcat. I have been asked to point new domain name to the existing domain name. E.g. We have https://xyz.abc.com, we want new domain name http://123.abc.com to point to ...
1
vote
1answer
26 views

Configuring dovecot and postfix ssl setting by jks file

I have CA JKS (Java Keystore) file which the CA bundle was added to it completely and we don't have any problem with java stuffs. Now how may I export/manipulate, keys and required stuffs for setting ...
1
vote
1answer
24 views

Debian, kill java by it's jar name?

Okay, I am going to be running two java application on the same VPS one will be running nearly all the time. The other one will not need to be. I am wondering if there is away to kill java based on ...
1
vote
0answers
77 views

JavaFX: Connecting MySQL database remotely on a hosting provider. SECURE? [closed]

My JavaFX Desktop Application is currently connected to a hosted MySQL database remotely on bluehost. I query "SELECT", "UPDATE", "DELETE" on my JavaFX Application and successfully done. I am using ...
0
votes
0answers
69 views

Set up 'tomcat' non-root user in Tomcat 8

I've installed Tomcat 8 in Debian 8 and I need to harden the web server. I'm following the official Tomcat documentation guide and in the security considerations section recommends to create another ...
2
votes
0answers
63 views

jboss 6.x runtime server shows blank page [closed]

I am running my server JBoss 6.x runtime server with eclipse Kepler. When I run my server I get: JBoss 6.x Runtime Server [Started,synchronized] But when access http://localhost:8080/ i got blank ...
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votes
0answers
43 views

Multiple redirection issue with Apache http proxy

I am using Apache and tomcat in my environment. Communication between there two servers is http(not AJP). Here is my configurations from httpd.conf file ProxyRequests On NameVirtualHost *:80 ...
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0answers
73 views

Why is GlassFish 4.1 slow on Ubuntu 15.04?

I have a GlassFish 4.1 Server instance running on Ubuntu 15.04 Desktop Edition. I use this as a development server, where NetBeans will automatically deploy my packages as I work on them, for easy ...
0
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0answers
41 views

Adding custom domains in a site builder

I'm involved in the development of a site builder which is hosted on Google Appengine. The project is associated to a wildcard domain (e.g. *.foo-bar.com) and we then use the subdomain to determine ...
0
votes
0answers
18 views

I am trying to deploy SAS ECM webapp over Weblogic Server, but I am not able to start this app and getting below error in error log

I am trying to deploy SAS ECM webapp over Weblogic Server, but I am not able to start this app and getting below error in error log <Jun 29, 2015 11:44:12 AM GST> <Error> <Deployer> ...
1
vote
1answer
36 views

Access static files on Tomcat directory using VirtualHost

I am running a Java webservice (JAX-WS) on Tomcat 8 from my AWS EC2 Linux instance, and I have a subdomain pointing to the service, so that I can call the service with URL ...
1
vote
2answers
23 views

why CATALINA_OPTS arguments shows up in java process on running tomcat even though its an environment variable

I run tomcat process by this command in python : os.execve(cmd, [cmd, "run"], env) The env variable sets CATALINA_OPTS = -server -Xms512m -Xmx512m -Xss512k Now when i run the script following java ...
1
vote
2answers
47 views

Server midnight - high memory allocations and does not let go, what to check?

How can I check what my server was doing at midnight, to locate the high memory spike, which he is still holding on. Only things I'm running on the server is Apache2 with a Flask app, and a Tomcat7 ...
0
votes
1answer
37 views

Monitoring Java garbage collector and memory status

I'm running some Rails applications on Jboss with JRuby. Sometimes the Java garbage collector can't free memory and the jvm consume all the available memory. I'm trying to create a custom metric ...
0
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0answers
114 views

Java Application has caused an InvocationTargetException in Debian

I am trying to install a Java application on a Debian 8.1 server and I keep getting a "Java Application has caused an InvocationTargetException" error. I have installed Java8 from oracle, set ...
0
votes
1answer
216 views

Jetty 9 support for TLS_FALLBACK_SCSV

I've been trying to get that A+ on the SSL Server Test @ SSL Labs. However, I can't figure out how to pass the "downgrade attack prevention" test: I'm running Jetty 9.3.0.v20150612 alongside ...
0
votes
1answer
109 views

Connecting to mongodb on AWS EC2 using java

I am trying to connect to mongoDB on an EC2 instance using java. I am able to connect to the EC2 instance using putty after converting the .pem file into the .ppk file.In case of connecting with java ...
1
vote
1answer
140 views

GC taking big pause and ParNew (promotion failed)

One of our java application is taking big pause while doing GC, it seems because of "ParNew (promotion failed)" it takes time. Java version: $ java -version java version "1.6.0_21" Java(TM) SE ...
1
vote
1answer
131 views

Java: Limit the number of cores a JVM can use

Multiple users are running java applications on a 60-core compute server (Linux/Ubuntu-based). There are different applications and most of them are not developed in-house. While the sysadmin thinks ...