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IBM Java SDK for z/OS

Showing 31

Handle Abend SB37 by a Java exception instead of ending the JVM !

If an Abend SB37 occurs due to a lack of storage when trying to extend a MVS data set, the JVM is ended wothout a chance for the program to handle the situation.It would be far better to simlpy throw an exception. So Abend handling should be chang...
about 15 hours ago in IBM Java SDK for z/OS 0 Submitted

Handle Abend SB37 by a Java exception instead of ending the JVM

If an Abend SB37 occurs due to a lack of storage when trying to extend a MVS data set, the JVM is ended wothout a chance for the program to handle the situation.It would be far better to simlpy throw an exception. So Abend handling should be chang...
about 15 hours ago in IBM Java SDK for z/OS 1 Submitted

shared classes to support .jrt and nested jars

I am using zowe - and it takes a long time to start. (as well as z/osmf) I can see from the shared classes output and the output of -verbose:classes that most files are not found in the shared classes cache. These classes come from nested jars... ...
29 days ago in IBM Java SDK for z/OS 2 Under review

Update Post-APPLY ++SHELLSCR to allow use of System Symbols for SYMLINK creatio

The Post-APPLY ++SHELLSCR that are delivered with the z/OS Java FMIDs and every PTF that creates the SYMLINKs for /usr/lpp/java/current... should be updated... It was appropiate back in time when there was only one Java version available: Java 8. ...
3 months ago in IBM Java SDK for z/OS 0 Under review

Allow to correlate JVM SMF Data to a Job and Step to allow analyse SMF 121 in large Batch environments

We need a way to understand which JOB a SMF121 record belongs to, to understand what caused an abnormal behaviour. Therefore a SMF30COR field could be part of the SMF121 record, we would still need to understand what Jobstep is the SMF121 Record f...
about 1 year ago in IBM Java SDK for z/OS 1 Future consideration

Enhance IBM JZOS API to throw an exception when a Java application tries to read a corrupted VSAM dataset

As part of an application conversion from Assembler to Java, we've found an issue related to error handling where the JZOS API does not handle well. In our case it is related to accessing a corrupt VSAM file, and we've seen the same outcome when r...
about 2 months ago in IBM Java SDK for z/OS 2 Not under consideration

Java batch job should fail on missing DD:STDOUT

If a Java batch job started by JZOS launcher has no DD:STDOUT defined in JCL, the log shows the following stack trace in DD:SYSOUT: JVMJZBL2007E Stack trace follows: com.ibm.jzos.ZFileException: //DD:STDOUT: fopen() failed; EDC5037I The specified ...
2 months ago in IBM Java SDK for z/OS 0 Future consideration

Add support for HWIREST to JZOS

BCPii is an important z/OS specific API that currently supports several languages but NOT Java. Having this support within JZOS would make java applications relying on HWI communications (such as monitoring applications or system automation tasks)...
about 3 years ago in IBM Java SDK for z/OS 0 Future consideration

Sharing one Java Shared Classcache between different users and its restrictions

We plan to use the Java Shared Classcache for our Java Batch Jobs to improve CPU usage and performance of our batch jobs. The batch jobs use for security reasons different users but should share one classcache. Sharing the same Shared Class Cache ...
about 1 year ago in IBM Java SDK for z/OS 1 Future consideration

Provide functional JZOS jars in a Maven repository

IBM has made non-functional versions of the JZOS jars available in the Maven Central repository to allow compilation using Maven. Some JZOS functions are dependent on z/OS, however others e.g. data conversion are not. Using non functional jars mak...
9 months ago in IBM Java SDK for z/OS 0 Future consideration

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