Fixing a couple of issues actually reported against the m1/m2 plugin: MPECLIPSE-102 Running 'maven:eclipse' turns CheckStyle off for the project. MPECLIPSE-106 Eclipse loses Sysdeo "Is Tomcat Project" setting after mvn eclipse:eclipse existing .project files are parsed and additional natures/builders are preserved. Running eclipse:clean will remove existing settings and start from scratch
maven/components/trunk/maven-plugins/maven-eclipse-plugin/src/main/java/org/apache/maven/plugin/eclipse/EclipseClasspathWriter.java