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Posted to users@maven.apache.org by Jerry Stafurik <je...@jerryau.net> on 2013/06/21 06:14:02 UTC

Maven & JDK 1.7 on Mac

Hi,

When I try to compile a project with Maven I get the following error:

[ERROR] Failed to execute goal
org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
(default-compile) on project webserverlog: Compilation failure
[ERROR] No compiler is provided in this environment. Perhaps you are
running on a JRE rather than a JDK?
[ERROR] -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
(default-compile) on project webserverlog: Compilation failure
No compiler is provided in this environment. Perhaps you are running on a
JRE rather than a JDK?

When I specify the source and target versions as 1.7 in the pom.xml Maven
throws a different error:
javac: invalid flag: -s.

Maven info:
$ mvn --version
Apache Maven 3.0.4 (r1232337; 2012-01-17 18:44:56+1000)
Maven home: /Users/jerry/dev/springsource/apache-maven-3.0.4
Java version: 1.7.0_25, vendor: Oracle Corporation
Java home:
/Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "mac os x", version: "10.8.4", arch: "x86_64", family: "mac"

When I run "$ echo $JAVA_HOME" I get
/Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home.
And when I run $ $JAVA_HOME/bin/javac -version I get
javac 1.7.0_25
javac: no source files
Usage: javac <options> <source files>.

/Library/Java/JavaVirtualMachines/CurrentJDK ->
 /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk via symlink.

Compiling project using Maven and the compiler plugin worked fine on the
JDK 1.6 version from Apple.  I'm trying to compile the Java EE 7 examples
from Glassfish 4, so need the JDK 7 to work.

Does anyone else have the same problem?  Any suggestions on how to fix this?


Thanks,
   Jerry

Re: Maven & JDK 1.7 on Mac

Posted by Jerry Stafurik <je...@jerryau.net>.
I finally got this working.  Just in case someone else has the same problem I've found the solution here: http://stackoverflow.com/questions/17099379/builds-failing-after-upgrading-to-java7-missing-tools-jar-and-bad-class-version.  Basically copying $JAVA_HOME/lib/tools.jar to /Library/Java/Extensions fixed it.

> Hm... I just noticed that is does it for me too, but it works just fine
> when I use it.
> 
> 
>> For some reason Maven adds /jre at the end.  I've seen some posts also
>> with /jre at the end but apparently compiling projects works.  Anyway,
>> here's what my JAVA_HOME looks like:
>> 
>> $ echo $JAVA_HOME
>> /Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
>> 
>> It is set in my .profile:
>> export JAVA_HOME=$(/usr/libexec/java_home)
>> 
>> Where running "$ /usr/libexec/java_home" gives me:
>> /Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
>> 
>> But still when I run "$ mvn --version" I get the path with "/jre":
>> Apache Maven 3.0.4 (r1232337; 2012-01-17 18:44:56+1000)
>> Maven home: /usr/share/maven
>> Java version: 1.7.0_25, vendor: Oracle Corporation
>> Java home:
>> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
>> Default locale: en_US, platform encoding: UTF-8
>> OS name: "mac os x", version: "10.8.4", arch: "x86_64", family: "mac"
>> 
>> 
>> 
>> On 21/06/2013, at 14:19 , "Manfred Moser" <ma...@simpligility.com>
>> wrote:
>> 
>>> You Java home is set up wrongly. Check out the log... it points at the
>>> jre
>>> 
>>> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
>>> 
>>> How have you set up JAVA_HOME?
>>>> Hi,
>>>> 
>>>> When I try to compile a project with Maven I get the following error:
>>>> 
>>>> [ERROR] Failed to execute goal
>>>> org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
>>>> (default-compile) on project webserverlog: Compilation failure
>>>> [ERROR] No compiler is provided in this environment. Perhaps you are
>>>> running on a JRE rather than a JDK?
>>>> [ERROR] -> [Help 1]
>>>> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to
>>>> execute
>>>> goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
>>>> (default-compile) on project webserverlog: Compilation failure
>>>> No compiler is provided in this environment. Perhaps you are running on
>>>> a
>>>> JRE rather than a JDK?
>>>> 
>>>> When I specify the source and target versions as 1.7 in the pom.xml
>>>> Maven
>>>> throws a different error:
>>>> javac: invalid flag: -s.
>>>> 
>>>> Maven info:
>>>> $ mvn --version
>>>> Apache Maven 3.0.4 (r1232337; 2012-01-17 18:44:56+1000)
>>>> Maven home: /Users/jerry/dev/springsource/apache-maven-3.0.4
>>>> Java version: 1.7.0_25, vendor: Oracle Corporation
>>>> Java home:
>>>> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
>>>> Default locale: en_US, platform encoding: UTF-8
>>>> OS name: "mac os x", version: "10.8.4", arch: "x86_64", family: "mac"
>>>> 
>>>> When I run "$ echo $JAVA_HOME" I get
>>>> /Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home.
>>>> And when I run $ $JAVA_HOME/bin/javac -version I get
>>>> javac 1.7.0_25
>>>> javac: no source files
>>>> Usage: javac <options> <source files>.
>>>> 
>>>> /Library/Java/JavaVirtualMachines/CurrentJDK ->
>>>> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk via symlink.
>>>> 
>>>> Compiling project using Maven and the compiler plugin worked fine on
>>>> the
>>>> JDK 1.6 version from Apple.  I'm trying to compile the Java EE 7
>>>> examples
>>>> from Glassfish 4, so need the JDK 7 to work.
>>>> 
>>>> Does anyone else have the same problem?  Any suggestions on how to fix
>>>> this?
>>>> 
>>>> 
>>>> Thanks,
>>>>  Jerry
>>>> 
>>> 
>>> ---------------------------------------------------------------------
>>> To unsubscribe, e-mail: users-unsubscribe@maven.apache.org
>>> For additional commands, e-mail: users-help@maven.apache.org
>>> 
>> 


Re: Maven & JDK 1.7 on Mac

Posted by Manfred Moser <ma...@mosabuam.com>.
Hm... I just noticed that is does it for me too, but it works just fine
when I use it.


> For some reason Maven adds /jre at the end.  I've seen some posts also
> with /jre at the end but apparently compiling projects works.  Anyway,
> here's what my JAVA_HOME looks like:
>
> $ echo $JAVA_HOME
> /Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
>
> It is set in my .profile:
> export JAVA_HOME=$(/usr/libexec/java_home)
>
> Where running "$ /usr/libexec/java_home" gives me:
> /Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
>
> But still when I run "$ mvn --version" I get the path with "/jre":
> Apache Maven 3.0.4 (r1232337; 2012-01-17 18:44:56+1000)
> Maven home: /usr/share/maven
> Java version: 1.7.0_25, vendor: Oracle Corporation
> Java home:
> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
> Default locale: en_US, platform encoding: UTF-8
> OS name: "mac os x", version: "10.8.4", arch: "x86_64", family: "mac"
>
>
>
> On 21/06/2013, at 14:19 , "Manfred Moser" <ma...@simpligility.com>
> wrote:
>
>> You Java home is set up wrongly. Check out the log... it points at the
>> jre
>>
>> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
>>
>> How have you set up JAVA_HOME?
>>> Hi,
>>>
>>> When I try to compile a project with Maven I get the following error:
>>>
>>> [ERROR] Failed to execute goal
>>> org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
>>> (default-compile) on project webserverlog: Compilation failure
>>> [ERROR] No compiler is provided in this environment. Perhaps you are
>>> running on a JRE rather than a JDK?
>>> [ERROR] -> [Help 1]
>>> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to
>>> execute
>>> goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
>>> (default-compile) on project webserverlog: Compilation failure
>>> No compiler is provided in this environment. Perhaps you are running on
>>> a
>>> JRE rather than a JDK?
>>>
>>> When I specify the source and target versions as 1.7 in the pom.xml
>>> Maven
>>> throws a different error:
>>> javac: invalid flag: -s.
>>>
>>> Maven info:
>>> $ mvn --version
>>> Apache Maven 3.0.4 (r1232337; 2012-01-17 18:44:56+1000)
>>> Maven home: /Users/jerry/dev/springsource/apache-maven-3.0.4
>>> Java version: 1.7.0_25, vendor: Oracle Corporation
>>> Java home:
>>> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
>>> Default locale: en_US, platform encoding: UTF-8
>>> OS name: "mac os x", version: "10.8.4", arch: "x86_64", family: "mac"
>>>
>>> When I run "$ echo $JAVA_HOME" I get
>>> /Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home.
>>> And when I run $ $JAVA_HOME/bin/javac -version I get
>>> javac 1.7.0_25
>>> javac: no source files
>>> Usage: javac <options> <source files>.
>>>
>>> /Library/Java/JavaVirtualMachines/CurrentJDK ->
>>> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk via symlink.
>>>
>>> Compiling project using Maven and the compiler plugin worked fine on
>>> the
>>> JDK 1.6 version from Apple.  I'm trying to compile the Java EE 7
>>> examples
>>> from Glassfish 4, so need the JDK 7 to work.
>>>
>>> Does anyone else have the same problem?  Any suggestions on how to fix
>>> this?
>>>
>>>
>>> Thanks,
>>>   Jerry
>>>
>>
>> ---------------------------------------------------------------------
>> To unsubscribe, e-mail: users-unsubscribe@maven.apache.org
>> For additional commands, e-mail: users-help@maven.apache.org
>>
>

---------------------------------------------------------------------
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Re: Maven & JDK 1.7 on Mac

Posted by Jerry Stafurik <je...@jerryau.net>.
For some reason Maven adds /jre at the end.  I've seen some posts also with /jre at the end but apparently compiling projects works.  Anyway, here's what my JAVA_HOME looks like:

$ echo $JAVA_HOME 
/Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home

It is set in my .profile: 
export JAVA_HOME=$(/usr/libexec/java_home)

Where running "$ /usr/libexec/java_home" gives me:
/Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home

But still when I run "$ mvn --version" I get the path with "/jre":
Apache Maven 3.0.4 (r1232337; 2012-01-17 18:44:56+1000)
Maven home: /usr/share/maven
Java version: 1.7.0_25, vendor: Oracle Corporation
Java home: /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "mac os x", version: "10.8.4", arch: "x86_64", family: "mac"



On 21/06/2013, at 14:19 , "Manfred Moser" <ma...@simpligility.com> wrote:

> You Java home is set up wrongly. Check out the log... it points at the jre
> 
> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
> 
> How have you set up JAVA_HOME?
>> Hi,
>> 
>> When I try to compile a project with Maven I get the following error:
>> 
>> [ERROR] Failed to execute goal
>> org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
>> (default-compile) on project webserverlog: Compilation failure
>> [ERROR] No compiler is provided in this environment. Perhaps you are
>> running on a JRE rather than a JDK?
>> [ERROR] -> [Help 1]
>> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
>> goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
>> (default-compile) on project webserverlog: Compilation failure
>> No compiler is provided in this environment. Perhaps you are running on a
>> JRE rather than a JDK?
>> 
>> When I specify the source and target versions as 1.7 in the pom.xml Maven
>> throws a different error:
>> javac: invalid flag: -s.
>> 
>> Maven info:
>> $ mvn --version
>> Apache Maven 3.0.4 (r1232337; 2012-01-17 18:44:56+1000)
>> Maven home: /Users/jerry/dev/springsource/apache-maven-3.0.4
>> Java version: 1.7.0_25, vendor: Oracle Corporation
>> Java home:
>> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
>> Default locale: en_US, platform encoding: UTF-8
>> OS name: "mac os x", version: "10.8.4", arch: "x86_64", family: "mac"
>> 
>> When I run "$ echo $JAVA_HOME" I get
>> /Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home.
>> And when I run $ $JAVA_HOME/bin/javac -version I get
>> javac 1.7.0_25
>> javac: no source files
>> Usage: javac <options> <source files>.
>> 
>> /Library/Java/JavaVirtualMachines/CurrentJDK ->
>> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk via symlink.
>> 
>> Compiling project using Maven and the compiler plugin worked fine on the
>> JDK 1.6 version from Apple.  I'm trying to compile the Java EE 7 examples
>> from Glassfish 4, so need the JDK 7 to work.
>> 
>> Does anyone else have the same problem?  Any suggestions on how to fix
>> this?
>> 
>> 
>> Thanks,
>>   Jerry
>> 
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscribe@maven.apache.org
> For additional commands, e-mail: users-help@maven.apache.org
> 


---------------------------------------------------------------------
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Re: Maven & JDK 1.7 on Mac

Posted by Manfred Moser <ma...@simpligility.com>.
You Java home is set up wrongly. Check out the log... it points at the jre

/Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre

How have you set up JAVA_HOME?
> Hi,
>
> When I try to compile a project with Maven I get the following error:
>
> [ERROR] Failed to execute goal
> org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
> (default-compile) on project webserverlog: Compilation failure
> [ERROR] No compiler is provided in this environment. Perhaps you are
> running on a JRE rather than a JDK?
> [ERROR] -> [Help 1]
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
> goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile
> (default-compile) on project webserverlog: Compilation failure
> No compiler is provided in this environment. Perhaps you are running on a
> JRE rather than a JDK?
>
> When I specify the source and target versions as 1.7 in the pom.xml Maven
> throws a different error:
> javac: invalid flag: -s.
>
> Maven info:
> $ mvn --version
> Apache Maven 3.0.4 (r1232337; 2012-01-17 18:44:56+1000)
> Maven home: /Users/jerry/dev/springsource/apache-maven-3.0.4
> Java version: 1.7.0_25, vendor: Oracle Corporation
> Java home:
> /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk/Contents/Home/jre
> Default locale: en_US, platform encoding: UTF-8
> OS name: "mac os x", version: "10.8.4", arch: "x86_64", family: "mac"
>
> When I run "$ echo $JAVA_HOME" I get
> /Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home.
> And when I run $ $JAVA_HOME/bin/javac -version I get
> javac 1.7.0_25
> javac: no source files
> Usage: javac <options> <source files>.
>
> /Library/Java/JavaVirtualMachines/CurrentJDK ->
>  /Library/Java/JavaVirtualMachines/jdk1.7.0_25.jdk via symlink.
>
> Compiling project using Maven and the compiler plugin worked fine on the
> JDK 1.6 version from Apple.  I'm trying to compile the Java EE 7 examples
> from Glassfish 4, so need the JDK 7 to work.
>
> Does anyone else have the same problem?  Any suggestions on how to fix
> this?
>
>
> Thanks,
>    Jerry
>

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