in src/main/java/org/apache/maven/plugins/jarsigner/JarsignerVerifyMojo.java [113:121]
protected void executeJarSigner(JarSigner jarSigner, JarSignerRequest request)
throws JavaToolException, MojoExecutionException {
JavaToolResult result = jarSigner.execute(request);
int resultCode = result.getExitCode();
if (resultCode != 0) {
throw new MojoExecutionException(
getMessage("failure", getCommandlineInfo(result.getCommandline()), resultCode));
}
}