public static void main(final String[] args) {
// Parse arguments
if (args.length < 5 || args.length > 6) {
System.err.println(
"VoltCompiler [project file] [hosts] [sites per host] [leader IP] [output JAR] [k-safety factor (optional/future)] ");
System.exit(1);
}
final String projectPath = args[0];
final int hostCount = Integer.parseInt(args[1]);
final int siteCount = Integer.parseInt(args[2]);
final String leaderAddress = args[3];
final String outputJar = args[4];
int k_factor = 0;
if (args.length == 6) {
k_factor = Integer.parseInt(args[5]);
}
// Compile and exit with error code if we failed
final ClusterConfig cluster_config =
new ClusterConfig(hostCount, siteCount, k_factor, leaderAddress);
final VoltCompiler compiler = new VoltCompiler();
final boolean success =
compiler.compile(projectPath, cluster_config, outputJar, System.out, null);
if (!success) {
System.exit(-1);
}
}
public boolean compile(
final VoltCompiler compiler,
final String jarPath,
final int sitesPerHost,
final int hostCount,
final int replication,
final String leaderAddress) {
assert (jarPath != null);
assert (sitesPerHost >= 1);
assert (hostCount >= 1);
assert (leaderAddress != null);
// this stuff could all be converted to org.voltdb.compiler.projectfile.*
// jaxb objects and (WE ARE!) marshaled to XML. Just needs some elbow grease.
DocumentBuilderFactory docFactory;
DocumentBuilder docBuilder;
Document doc;
try {
docFactory = DocumentBuilderFactory.newInstance();
docBuilder = docFactory.newDocumentBuilder();
doc = docBuilder.newDocument();
} catch (final ParserConfigurationException e) {
e.printStackTrace();
return false;
}
// <project>
final Element project = doc.createElement("project");
doc.appendChild(project);
// <security>
final Element security = doc.createElement("security");
security.setAttribute("enabled", Boolean.valueOf(m_securityEnabled).toString());
project.appendChild(security);
// <database>
final Element database = doc.createElement("database");
database.setAttribute("name", "database");
database.setAttribute("project", this.project_name);
project.appendChild(database);
buildDatabaseElement(doc, database);
// boilerplate to write this DOM object to file.
StreamResult result;
try {
final Transformer transformer = TransformerFactory.newInstance().newTransformer();
transformer.setOutputProperty(OutputKeys.INDENT, "yes");
result = new StreamResult(new StringWriter());
final DOMSource domSource = new DOMSource(doc);
transformer.transform(domSource, result);
} catch (final TransformerConfigurationException e) {
e.printStackTrace();
return false;
} catch (final TransformerFactoryConfigurationError e) {
e.printStackTrace();
return false;
} catch (final TransformerException e) {
e.printStackTrace();
return false;
}
// String xml = result.getWriter().toString();
// System.out.println(xml);
final File projectFile = writeStringToTempFile(result.getWriter().toString());
final String projectPath = projectFile.getPath();
LOG.debug("PROJECT XML: " + projectPath);
ClusterConfig cc =
(this.cluster_config.isEmpty()
? new ClusterConfig(hostCount, sitesPerHost, replication, leaderAddress)
: this.cluster_config);
final boolean success =
compiler.compile(projectPath, cc, jarPath, m_compilerDebugPrintStream, m_procInfoOverrides);
// HACK: If we have a ParameterMappingsSet that we need to apply
// either from a file or a fixed mappings, then we have
// to load the catalog into this JVM, apply the mappings, and then
// update the jar file with the new catalog
if (m_paramMappingsFile != null || m_paramMappings.isEmpty() == false) {
File jarFile = new File(jarPath);
Catalog catalog = CatalogUtil.loadCatalogFromJar(jarFile);
assert (catalog != null);
Database catalog_db = CatalogUtil.getDatabase(catalog);
this.applyParameterMappings(catalog_db);
// Construct a List of prefetchable Statements
this.applyPrefetchableFlags(catalog_db);
// Write it out!
try {
CatalogUtil.updateCatalogInJar(jarFile, catalog, m_paramMappingsFile);
} catch (Exception ex) {
String msg = "Failed to updated Catalog in jar file '" + jarPath + "'";
throw new RuntimeException(msg, ex);
}
}
return success;
}