words-jpa org.eclipse.jdt.core.javabuilder org.eclipse.wst.common.project.facet.core.builder org.eclipse.wst.validation.validationbuilder org.eclipse.pde.ManifestBuilder org.eclipse.pde.SchemaBuilder org.eclipse.ui.externaltools.ExternalToolBuilder full,incremental, LaunchConfigHandle <project>/.externalToolBuilders/JPA builder.launch org.eclipse.jem.workbench.JavaEMFNature org.eclipse.wst.common.modulecore.ModuleCoreNature org.eclipse.wst.common.project.facet.core.nature org.eclipse.jdt.core.javanature org.eclipse.pde.PluginNature