findbugs
com.cenqua.clover.core.prejavabuilder
org.eclipse.jdt.core.javabuilder
com.cenqua.clover.core.postjavabuilder
org.eclipse.pde.ManifestBuilder
org.eclipse.pde.SchemaBuilder
edu.umd.cs.findbugs.plugin.eclipse.findbugsBuilder
org.eclipse.jdt.core.javanature
org.eclipse.pde.PluginNature
com.cenqua.clover.core.clovernature
edu.umd.cs.findbugs.plugin.eclipse.findbugsNature