Example usage for org.springframework.beans BeanInstantiationException getMessage

Introduction

In this page you can find the example usage for org.springframework.beans BeanInstantiationException getMessage.

Prototype

@Override
@Nullable
public String getMessage() 

Source Link

Document

Return the detail message, including the message from the nested exception if there is one.

Usage

From source file:com.cloudera.cli.validator.Main.java

/**
 * From the arguments, run the validation.
 *
 * @param args command line arguments//w  ww . j a v  a  2 s  .  co  m
 * @throws IOException anything goes wrong with streams.
 * @return exit code
 */
public int run(String[] args) throws IOException {
    Writer writer = new OutputStreamWriter(outStream, Constants.CHARSET_UTF_8);
    AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
    try {
        BeanDefinition cmdOptsbeanDefinition = BeanDefinitionBuilder
                .rootBeanDefinition(CommandLineOptions.class).addConstructorArgValue(appName)
                .addConstructorArgValue(args).getBeanDefinition();
        ctx.registerBeanDefinition(CommandLineOptions.BEAN_NAME, cmdOptsbeanDefinition);
        ctx.register(ApplicationConfiguration.class);
        ctx.refresh();
        CommandLineOptions cmdOptions = ctx.getBean(CommandLineOptions.BEAN_NAME, CommandLineOptions.class);
        CommandLineOptions.Mode mode = cmdOptions.getMode();
        if (mode == null) {
            throw new ParseException("No valid command line arguments");
        }
        ValidationRunner runner = ctx.getBean(mode.runnerName, ValidationRunner.class);
        boolean success = runner.run(cmdOptions.getCommandLineOptionActiveTarget(), writer);
        if (success) {
            writer.write("Validation succeeded.\n");
        }
        return success ? 0 : -1;
    } catch (BeanCreationException e) {
        String cause = e.getMessage();
        if (e.getCause() instanceof BeanInstantiationException) {
            BeanInstantiationException bie = (BeanInstantiationException) e.getCause();
            cause = bie.getMessage();
            if (bie.getCause() != null) {
                cause = bie.getCause().getMessage();
            }
        }
        IOUtils.write(cause + "\n", errStream);
        CommandLineOptions.printUsageMessage(appName, errStream);
        return -2;
    } catch (ParseException e) {
        LOG.debug("Exception", e);
        IOUtils.write(e.getMessage() + "\n", errStream);
        CommandLineOptions.printUsageMessage(appName, errStream);
        return -2;
    } finally {
        if (ctx != null) {
            ctx.close();
        }
        writer.close();
    }
}

---