how to use eclipse compiler instead of javac

You can change compiler settings to not fail on those restrictions in workspace settings in Window / Preferences / Java / Compiler / Errors/Warnings / Deprecated and restricted API / Forbidden reference (access rules) / Warnings or per-project from Project / Properties / Java Compiler / Errors/Warnings / Deprecated and restricted API / Forbidden reference (access rules) / Warnings How to Configure Proxy and Location of Maven local Repository Such errors indicate use of non-API classes and those access rules are defined by Eclipse JDT. Projects using classes from rt.jar, such as com.sun.* (and some others) can have compilation errors like: “Access restriction: The type RE is not accessible due to restriction on required library /lib/rt.jar”. By default Eclipse registers JRE it is started in, but this can be configured on “Window / Preferences / Java / Installed JREs” preference page.

For Eclipse 3.3 it would look something like this:Īlternatively you could specify compilerId in the pom.xml, so Maven won’t be looking for the JDK when compiling Java code:Īlso note that to launch Maven from within Eclipse, JRE used for launch also need to come from JDK. To workaround this you can add -vm argument to Eclipse command line or eclipse.ini. If that JVM comes from JRE that isn’t part of JDK, there is no Java compiler (the tools.jar) around. That happens because those actions runs in the same JVM where Eclipse is running. Installation by setting the JAVA_HOME environment variable.

In most cases you can change the location of your Java Please ensure you are using JDK 1.4 or above and Some users reported the following error that happens when importing Maven projects or when invoking “Update Sources” action.Ħ/25/07 1:15:44 PM CDT: ERROR mojo-execute : compiler:compile : Compilation failureĬ:Program FilesJavaj2re1.4.2_14.libtools.jar FAQ (we know this needs to be updated) Unable to Locate the Javac Compiler Error

How to use eclipse compiler instead of javac