@Override
public PrintWriter openWriter(CompilationUnit source) throws IOException {
if (source == null) {
throw new IllegalArgumentException("source must not be null"); // $NON-NLS-1$
}
return emitter.openFor(source);
}
private void collect(JarOutputStream jar) throws IOException {
assert jar != null;
for (VolatileJavaFile file : emitter.getEmitted()) {
String path = file.toUri().getPath();
JarEntry entry = new JarEntry(path);
jar.putNextEntry(entry);
jar.write(file.getCharContent(false).toString().getBytes(CHARSET));
jar.closeEntry();
}
}
private void compile(JavaCompiler compiler, JarOutputStream jar) throws IOException {
assert compiler != null;
assert jar != null;
DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<JavaFileObject>();
VolatileClassOutputManager fileManager =
new VolatileClassOutputManager(
compiler.getStandardFileManager(diagnostics, Locale.getDefault(), CHARSET));
try {
List<String> arguments = new ArrayList<String>();
Collections.addAll(arguments, "-source", "1.6");
Collections.addAll(arguments, "-target", "1.6");
Collections.addAll(arguments, "-encoding", CHARSET.name());
StringWriter errors = new StringWriter();
PrintWriter pw = new PrintWriter(errors);
CompilationTask task =
compiler.getTask(
pw,
fileManager,
diagnostics,
arguments,
Collections.<String>emptyList(),
emitter.getEmitted());
Boolean successed = task.call();
pw.close();
for (Diagnostic<?> diagnostic : diagnostics.getDiagnostics()) {
switch (diagnostic.getKind()) {
case ERROR:
case MANDATORY_WARNING:
getEnvironment().error(diagnostic.getMessage(null));
break;
case WARNING:
LOG.warn(diagnostic.getMessage(null));
break;
default:
LOG.info(diagnostic.getMessage(null));
break;
}
}
if (successed != Boolean.TRUE) {
throw new IOException(
MessageFormat.format(
"{0}のコンパイルに失敗しました: {1}", getEnvironment().getTargetId(), errors.toString()));
}
for (VolatileResourceFile file : fileManager.getResources()) {
addEntry(jar, file);
}
for (VolatileClassFile file : fileManager.getCompiled()) {
addEntry(jar, file);
}
for (Map.Entry<String, byte[]> entry : contents.entrySet()) {
addEntry(jar, entry.getKey(), entry.getValue());
}
} finally {
fileManager.close();
}
}