use of org.apache.druid.guice.IndexingServiceFirehoseModule in project druid by druid-io.
the class DruidJsonValidator method run.
@Override
public void run() {
File file = new File(jsonFile);
if (!file.exists()) {
LOG.info("File[%s] does not exist.%n", file);
}
final Injector injector = makeInjector();
final ObjectMapper jsonMapper = injector.getInstance(ObjectMapper.class);
registerModules(jsonMapper, Iterables.concat(Initialization.getFromExtensions(injector.getInstance(ExtensionsConfig.class), DruidModule.class), Arrays.asList(new FirehoseModule(), new IndexingHadoopModule(), new IndexingServiceFirehoseModule(), new IndexingServiceInputSourceModule(), new LocalDataStorageDruidModule())));
final ClassLoader loader;
if (Thread.currentThread().getContextClassLoader() != null) {
loader = Thread.currentThread().getContextClassLoader();
} else {
loader = DruidJsonValidator.class.getClassLoader();
}
if (toLogger) {
logWriter = new NullWriter() {
private final Logger logger = new Logger(DruidJsonValidator.class);
@Override
public void write(char[] cbuf, int off, int len) {
logger.info(new String(cbuf, off, len));
}
};
}
try {
if ("query".equalsIgnoreCase(type)) {
jsonMapper.readValue(file, Query.class);
} else if ("hadoopConfig".equalsIgnoreCase(type)) {
jsonMapper.readValue(file, HadoopDruidIndexerConfig.class);
} else if ("task".equalsIgnoreCase(type)) {
jsonMapper.readValue(file, Task.class);
} else if ("parse".equalsIgnoreCase(type)) {
final StringInputRowParser parser;
if (file.isFile()) {
logWriter.write("loading parse spec from file '" + file + "'");
parser = jsonMapper.readValue(file, StringInputRowParser.class);
} else if (loader.getResource(jsonFile) != null) {
logWriter.write("loading parse spec from resource '" + jsonFile + "'");
parser = jsonMapper.readValue(loader.getResource(jsonFile), StringInputRowParser.class);
} else {
logWriter.write("cannot find proper spec from 'file'.. regarding it as a json spec");
parser = jsonMapper.readValue(jsonFile, StringInputRowParser.class);
}
parser.initializeParser();
if (resource != null) {
final CharSource source;
if (new File(resource).isFile()) {
logWriter.write("loading data from file '" + resource + "'");
source = Resources.asByteSource(new File(resource).toURI().toURL()).asCharSource(Charset.forName(parser.getEncoding()));
} else if (loader.getResource(resource) != null) {
logWriter.write("loading data from resource '" + resource + "'");
source = Resources.asByteSource(loader.getResource(resource)).asCharSource(Charset.forName(parser.getEncoding()));
} else {
logWriter.write("cannot find proper data from 'resource'.. regarding it as data string");
source = CharSource.wrap(resource);
}
readData(parser, source);
}
} else {
throw new UOE("Unknown type[%s]", type);
}
} catch (Exception e) {
LOG.error(e, "INVALID JSON!");
Throwables.propagateIfPossible(e);
throw new RuntimeException(e);
}
}
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