Thanks to everyone. I'll try with the 1.8 JDK and the Maven plug-in version I have now (1.5.1).
BTW, is 1.5.1 the latest version or is there a more recent version of the Eclipse plug-ins? Thanks again. Michael Tarullo Contractor (Engility Corp) Software Engineer FAA WJH Technical Center (609)485-5294 -----Original Message----- From: Manfred Moser [mailto:[email protected]] Sent: Thursday, May 12, 2016 3:14 PM To: [email protected] Subject: Re: Problem With Maven Compiler Plugin Just to confirm though.. latest versions of M2e need Java 1.8... Anders Hammar wrote on 2016-05-12 09:25: > As Mark pointed out, m2e requires a JDK. Initially you were using a > JRE and it will then not work. Now you changed to a JDK and it works. > It has nothing to do with the Java version. > > /Anders (mobile) > On May 12, 2016 18:08, <[email protected]> wrote: > >> I thought I'd post one last comment about this. >> >> For a brief period I was under the impression that fixing my >> dependencies somehow fixed this problem. That was not the case. >> >> It appears the root cause was that in Eclipse I configured the >> installed JRE for Java 1.8. Since I have several versions of the >> Java JDK installed I simply changed my JAVA_HOME environment variable >> to point to the 1.7 JDK and then changed my installed JRE in Eclipse to also >> point to JDK 1.7. >> problem solved! >> >> I assume the Maven plug-ins for Eclipse (at least the version I'm >> using, >> 1.5.1) require Java 1.7!!! >> >> It would be great if someone would confirm this. >> >> Thanks >> >> Michael Tarullo >> Contractor (Engility Corp) >> Software Engineer >> FAA WJH Technical Center >> (609)485-5294 >> >> -----Original Message----- >> From: Martin Gainty [mailto:[email protected]] >> Sent: Wednesday, May 11, 2016 1:13 PM >> To: [email protected] >> Subject: RE: Problem With Maven Compiler Plugin >> >> Nota Bene: to detect missing dependencies i run dependency:tree and >> bind to initialize phase before compilation >> http://stackoverflow.com/questions/17978768/how-to-determine-which-ma >> ven-dependency-is-needing-a-missing-dependency >> HTH! >> Martin (decidedly left of CTR) Gainty >> >> >> >> > From: [email protected] >> > To: [email protected] >> > Subject: RE: Problem With Maven Compiler Plugin >> > Date: Wed, 11 May 2016 15:14:24 +0000 >> > >> > Thank you for the reply Mark. >> > >> > This problem "fixed itself". Just thought I'd explain here in the >> > event >> anyone else was having the same problem. >> > >> > There were some dependencies I was missing in my POM. They were >> libraries needed by the app (I'm new to this app and it is not >> normally built with Maven) and I had not included them in the POM or our >> repo yet. >> But they were not related to a plugin in any way. >> > >> > When I added these dependencies to the POM and tried a compile from >> > the >> command line, the build worked. Then with no changes to Eclipse I >> submitted the compile using Run As..... Maven build and it also worked fine. >> > >> > So the error message about not being able to find tools.jar, and >> > the >> fact that it appeared to be looking for it in the wrong place, >> appears to be just a distraction from the actual problem, in this >> case not including all the dependencies. I'm not sure why that would >> result in the error message I was seeing, but at this stage, that's a moot >> point. >> > >> > Mike >> > >> > Michael Tarullo >> > Contractor (Engility Corp) >> > Software Engineer >> > FAA WJH Technical Center >> > (609)485-5294 >> > >> > -----Original Message----- >> > From: Mark Prins [mailto:[email protected]] >> > Sent: Tuesday, May 10, 2016 10:24 AM >> > To: [email protected] >> > Subject: Re: Problem With Maven Compiler Plugin >> > >> > On 10-05-16 16:12, [email protected] wrote: >> > > When attempting to build with Maven from Eclipse I am getting the >> following error: >> > > >> > > [ERROR] Failed to execute goal >> > > org.apache.maven.plugins:maven-compiler-plugin:2.5.1:compile >> > > (default-compile) on project camel-activemq: Fatal error compiling: >> > > tools.jar not found: C:\Dev\Java\jre1.8.0_51\..\lib\tools.jar -> >> > > [Help 1] >> > > >> > > I'm confused about why the plugin is looking in the JRE for >> > > tools.jar, >> when this JAR exists in the JDK. >> > > >> > >> > I think the eclipse maven plugin uses the JVM that eclipse is >> > running in, so you need to specify either a specific JDK or run >> > eclipse in a JDK VM (this is configured in eclipse.ini if I recall >> > correctly) >> > >> > (or -not recommended- specify a specific compiler in your >> > pom/compiler >> > plugin) >> > >> > -M >> > >> > ------------------------------------------------------------------- >> > -- To unsubscribe, e-mail: [email protected] >> > For additional commands, e-mail: [email protected] >> > >> > >> > ------------------------------------------------------------------- >> > -- To unsubscribe, e-mail: [email protected] >> > For additional commands, e-mail: [email protected] >> > >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [email protected] >> For additional commands, e-mail: [email protected] >> >> > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
