private void clearExternalAssociation() {
		CompoundCmd<Program> cmd = new CompoundCmd<>("Clear External Program Associations");
		for (String externalName : getSelectedExternalNames()) {
			cmd.add(new ClearExternalNameCmd(externalName));
		}
		getTool().execute(cmd, program);
	}
ComponentProvider that displays a table of External Programs.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/references/ExternalReferencesProvider.java