private static final long longValue(RubyString parameter) {
CharSequence cs = parameter.asJavaString();
if (cs.length() == 1) {
return cs.charAt(0);
}
throw parameter.getRuntime().newRangeError("Value " + parameter + " is not an integer");
}
/**
* Evaluate the given string.
*
* @param context the current thread's context
* @param self the self to evaluate under
* @param src The string containing the text to be evaluated
* @param file The filename to use when reporting errors during the evaluation
* @param lineNumber that the eval supposedly starts from
* @return An IRubyObject result from the evaluation
*/
public static IRubyObject evalSimple(
ThreadContext context, IRubyObject self, RubyString src, String file, int lineNumber) {
// this is ensured by the callers
assert file != null;
Ruby runtime = src.getRuntime();
// no binding, just eval in "current" frame (caller's frame)
RubyString source = src.convertToString();
DynamicScope evalScope = context.getCurrentScope().getEvalScope(runtime);
evalScope.getStaticScope().determineModule();
try {
Node node = runtime.parseEval(source.getByteList(), file, evalScope, lineNumber);
if (runtime.getInstanceConfig().getCompileMode() == CompileMode.OFFIR) {
// SSS FIXME: AST interpreter passed both a runtime (which comes from the source string)
// and the thread-context rather than fetch one from the other. Why is that?
return Interpreter.interpretSimpleEval(runtime, file, lineNumber, "(eval)", node, self);
} else {
return INTERPRET_EVAL(
runtime, context, file, lineNumber, node, "(eval)", self, Block.NULL_BLOCK);
}
} catch (JumpException.BreakJump bj) {
throw runtime.newLocalJumpError(
RubyLocalJumpError.Reason.BREAK, (IRubyObject) bj.getValue(), "unexpected break");
} catch (StackOverflowError soe) {
throw runtime.newSystemStackError("stack level too deep", soe);
}
}
/**
* this method uses the appropriate lookup strategy to find a file. It is used by Kernel#require.
*
* @mri rb_find_file
* @param name the file to find, this is a path name
* @return the correct file
*/
protected LoadServiceResource findFileInClasspath(String name) {
// Look in classpath next (we do not use File as a test since UNC names will match)
// Note: Jar resources must NEVER begin with an '/'. (previous code said "always begin with a
// /")
ClassLoader classLoader = runtime.getJRubyClassLoader();
// handle security-sensitive case
if (Ruby.isSecurityRestricted() && classLoader == null) {
classLoader = runtime.getInstanceConfig().getLoader();
}
// absolute classpath URI, no need to iterate over loadpaths
if (name.startsWith("classpath:/")) {
LoadServiceResource foundResource = getClassPathResource(classLoader, name);
if (foundResource != null) {
return foundResource;
}
} else if (name.startsWith("classpath:")) {
// "relative" classpath URI
name = name.substring("classpath:".length());
}
for (int i = 0; i < loadPath.size(); i++) {
// TODO this is really inefficient, and potentially a problem everytime anyone require's
// something.
// we should try to make LoadPath a special array object.
RubyString entryString = loadPath.eltInternal(i).convertToString();
String entry = entryString.asJavaString();
// if entry is an empty string, skip it
if (entry.length() == 0) continue;
// if entry starts with a slash, skip it since classloader resources never start with a /
if (entry.charAt(0) == '/' || (entry.length() > 1 && entry.charAt(1) == ':')) continue;
if (entry.startsWith("classpath:/")) {
entry = entry.substring("classpath:/".length());
} else if (entry.startsWith("classpath:")) {
entry = entry.substring("classpath:".length());
}
// otherwise, try to load from classpath (Note: Jar resources always uses '/')
LoadServiceResource foundResource = getClassPathResource(classLoader, entry + "/" + name);
if (foundResource != null) {
return foundResource;
}
}
// if name starts with a / we're done (classloader resources won't load with an initial /)
if (name.charAt(0) == '/' || (name.length() > 1 && name.charAt(1) == ':')) return null;
// Try to load from classpath without prefix. "A/b.rb" will not load as
// "./A/b.rb" in a jar file.
LoadServiceResource foundResource = getClassPathResource(classLoader, name);
if (foundResource != null) {
return foundResource;
}
return null;
}
private static void addBackTraceElement(
Ruby runtime, RubyArray backtrace, Frame frame, Frame previousFrame) {
if (frame != previousFrame
&& // happens with native exceptions, should not filter those out
frame.getLine() == previousFrame.getLine()
&& frame.getName() != null
&& frame.getName().equals(previousFrame.getName())
&& frame.getFile().equals(previousFrame.getFile())) {
return;
}
RubyString traceLine;
if (previousFrame.getName() != null) {
traceLine =
RubyString.newString(
runtime,
frame.getFile()
+ ':'
+ (frame.getLine() + 1)
+ ":in `"
+ previousFrame.getName()
+ '\'');
} else if (runtime.is1_9()) {
// TODO: This probably isn't the best hack, but it works until we can have different
// root frame setup for 1.9 easily.
traceLine =
RubyString.newString(
runtime, frame.getFile() + ':' + (frame.getLine() + 1) + ":in `<main>'");
} else {
traceLine = RubyString.newString(runtime, frame.getFile() + ':' + (frame.getLine() + 1));
}
backtrace.append(traceLine);
}
private static void addBackTraceElement(
Ruby runtime,
RubyArray backtrace,
RubyStackTraceElement frame,
RubyStackTraceElement previousFrame) {
if (frame != previousFrame
&& // happens with native exceptions, should not filter those out
frame.getLineNumber() == previousFrame.getLineNumber()
&& frame.getMethodName() != null
&& frame.getMethodName().equals(previousFrame.getMethodName())
&& frame.getFileName() != null
&& frame.getFileName().equals(previousFrame.getFileName())) {
return;
}
RubyString traceLine;
String fileName = frame.getFileName();
if (fileName == null) fileName = "";
if (previousFrame.getMethodName() == UNKNOWN_NAME) {
traceLine = RubyString.newString(runtime, fileName + ':' + (frame.getLineNumber()));
} else {
traceLine =
RubyString.newString(
runtime,
fileName
+ ':'
+ (frame.getLineNumber())
+ ":in `"
+ previousFrame.getMethodName()
+ '\'');
}
backtrace.append(traceLine);
}
/**
* Take the boolean value and convert it to its bytes.
*
* @param bool The Ruby boolean value.
* @return The byte array.
* @since 2.0.0
*/
private static RubyString toBsonBoolean(final IRubyObject bool) {
final Ruby runtime = bool.getRuntime();
if (bool == runtime.getTrue()) {
return RubyString.newString(runtime, TRUE_BYTES);
} else {
return RubyString.newString(runtime, FALSE_BYTES);
}
}
// Make string based on internal data encoding (which ironically is its
// external encoding. This seems messy and we should consider a more
// uniform method for makeing strings (we have a slightly different variant
// of this in RubyIO.
private RubyString makeString(Ruby runtime, ByteList buf) {
if (runtime.is1_9()) buf.setEncoding(data.internal.getEncoding());
RubyString str = RubyString.newString(runtime, buf);
str.setTaint(true);
return str;
}
// Make string based on internal data encoding (which ironically is its
// external encoding. This seems messy and we should consider a more
// uniform method for makeing strings (we have a slightly different variant
// of this in RubyIO.
private RubyString makeString(Ruby runtime, ByteList buf, boolean setEncoding) {
if (runtime.is1_9() && setEncoding) buf.setEncoding(ptr.string.getEncoding());
RubyString str = RubyString.newString(runtime, buf);
str.setTaint(true);
return str;
}
public final RubyRegexp cacheRegexp(int index, RubyString pattern, int options) {
RubyRegexp regexp = regexps[index];
Ruby runtime = pattern.getRuntime();
if (regexp == null || runtime.getKCode() != regexp.getKCode()) {
regexp = RubyRegexp.newRegexp(runtime, pattern.getByteList(), options);
regexps[index] = regexp;
}
return regexp;
}
@JRubyMethod(name = "string=", required = 1)
public IRubyObject set_string(IRubyObject arg) {
checkFrozen();
ptr.flags &= ~OpenFile.READWRITE;
RubyString str = arg.convertToString();
ptr.flags = str.isFrozen() ? OpenFile.READABLE : OpenFile.READWRITE;
ptr.pos = 0;
ptr.lineno = 0;
return ptr.string = str;
}
@JRubyMethod(
name = {"push", "<<"},
rest = true)
public static IRubyObject s_push(IRubyObject recv, IRubyObject[] lines) throws Exception {
ConsoleHolder holder = getHolder(recv.getRuntime());
for (int i = 0; i < lines.length; i++) {
RubyString line = lines[i].convertToString();
holder.history.addToHistory(line.getUnicodeValue());
}
return recv.getRuntime().getNil();
}
@JRubyMethod(name = "ruby=", required = 1)
public IRubyObject ruby_set(final ThreadContext ctx, IRubyObject arg) {
RubyString string;
try {
string = arg.convertToString();
} catch (RaiseException re) {
throw newTypeError(ctx.runtime, arg.getMetaClass(), "String");
}
ByteList bytes = string.getByteList();
value.set(bytes.getUnsafeBytes(), bytes.getBegin(), bytes.getRealSize());
return arg;
}
public void testStrConvEncThatGrows() throws Exception {
String javaStr = "--- こんにちは！";
RubyString rubyStr = RubyString.newString(runtime, javaStr);
rubyStr =
EncodingUtils.strConvEnc(
runtime.getCurrentContext(), rubyStr, rubyStr.getEncoding(), SJISEncoding.INSTANCE);
assertEquals(rubyStr.getEncoding(), SJISEncoding.INSTANCE);
rubyStr =
EncodingUtils.strConvEnc(
runtime.getCurrentContext(), rubyStr, SJISEncoding.INSTANCE, UTF8Encoding.INSTANCE);
assertEquals(rubyStr.getEncoding(), UTF8Encoding.INSTANCE);
}
/**
* Evaluate the given string under the specified binding object. If the binding is not a Proc or
* Binding object (RubyProc or RubyBinding) throw an appropriate type error.
*
* @param context the thread context for the current thread
* @param self the self against which eval was called; used as self in the eval in 1.9 mode
* @param src The string containing the text to be evaluated
* @param binding The binding object under which to perform the evaluation
* @return An IRubyObject result from the evaluation
*/
public static IRubyObject evalWithBinding(
ThreadContext context, IRubyObject self, IRubyObject src, Binding binding) {
Ruby runtime = src.getRuntime();
DynamicScope evalScope;
if (runtime.is1_9()) {
// in 1.9, eval scopes are local to the binding
evalScope = binding.getEvalScope(runtime);
} else {
// in 1.8, eval scopes are local to the parent scope
evalScope = binding.getDynamicScope().getEvalScope(runtime);
}
// FIXME: This determine module is in a strange location and should somehow be in block
evalScope.getStaticScope().determineModule();
Frame lastFrame = context.preEvalWithBinding(binding);
try {
// Binding provided for scope, use it
RubyString source = src.convertToString();
Node node =
runtime.parseEval(source.getByteList(), binding.getFile(), evalScope, binding.getLine());
Block block = binding.getFrame().getBlock();
if (runtime.getInstanceConfig().getCompileMode() == CompileMode.OFFIR) {
// SSS FIXME: AST interpreter passed both a runtime (which comes from the source string)
// and the thread-context rather than fetch one from the other. Why is that?
return Interpreter.interpretBindingEval(
runtime, binding.getFile(), binding.getLine(), binding.getMethod(), node, self, block);
} else {
return INTERPRET_EVAL(
runtime,
context,
binding.getFile(),
binding.getLine(),
node,
binding.getMethod(),
self,
block);
}
} catch (JumpException.BreakJump bj) {
throw runtime.newLocalJumpError(
RubyLocalJumpError.Reason.BREAK, (IRubyObject) bj.getValue(), "unexpected break");
} catch (JumpException.RedoJump rj) {
throw runtime.newLocalJumpError(
RubyLocalJumpError.Reason.REDO, (IRubyObject) rj.getValue(), "unexpected redo");
} catch (StackOverflowError soe) {
throw runtime.newSystemStackError("stack level too deep", soe);
} finally {
context.postEvalWithBinding(binding, lastFrame);
}
}
public static final void checkStringSafety(Ruby runtime, IRubyObject value) {
RubyString s = value.asString();
if (runtime.getSafeLevel() > 0 && s.isTaint()) {
throw runtime.newSecurityError("Unsafe string parameter");
}
ByteList bl = s.getByteList();
final byte[] array = bl.unsafeBytes();
final int end = bl.length();
for (int i = bl.begin(); i < end; ++i) {
if (array[i] == (byte) 0) {
throw runtime.newSecurityError("string contains null byte");
}
}
}
@JRubyMethod(name = "sign")
public IRubyObject sign(IRubyObject digest, IRubyObject data) {
if (!this.callMethod(getRuntime().getCurrentContext(), "private?").isTrue()) {
throw getRuntime().newArgumentError("Private key is needed.");
}
String digAlg = ((Digest) digest).getShortAlgorithm();
try {
Signature signature = SecurityHelper.getSignature(digAlg + "WITH" + getAlgorithm());
signature.initSign(getPrivateKey());
byte[] inp = data.convertToString().getBytes();
signature.update(inp);
byte[] sigge = signature.sign();
return RubyString.newString(getRuntime(), sigge);
} catch (GeneralSecurityException gse) {
throw newPKeyError(getRuntime(), gse.getMessage());
}
/*
GetPKey(self, pkey);
EVP_SignInit(&ctx, GetDigestPtr(digest));
StringValue(data);
EVP_SignUpdate(&ctx, RSTRING(data)->ptr, RSTRING(data)->len);
str = rb_str_new(0, EVP_PKEY_size(pkey)+16);
if (!EVP_SignFinal(&ctx, RSTRING(str)->ptr, &buf_len, pkey))
ossl_raise(ePKeyError, NULL);
assert(buf_len <= RSTRING(str)->len);
RSTRING(str)->len = buf_len;
RSTRING(str)->ptr[buf_len] = 0;
return str;
*/
}
public final IRubyObject invoke(Ruby runtime, Function function, HeapInvocationBuffer args) {
long address = invoker.invokeAddress(function, args);
if (address == 0) {
return runtime.getNil();
}
int len = (int) IO.getStringLength(address);
if (len == 0) {
return RubyString.newEmptyString(runtime);
}
byte[] bytes = new byte[len];
IO.getByteArray(address, bytes, 0, len);
RubyString s = RubyString.newStringShared(runtime, bytes);
s.setTaint(true);
return s;
}
protected boolean tryLoadingLibraryOrScript(Ruby runtime, SearchState state) {
// attempt to load the found library
RubyString loadNameRubyString = RubyString.newString(runtime, state.loadName);
try {
synchronized (loadedFeaturesInternal) {
if (loadedFeaturesInternal.contains(loadNameRubyString)) {
return false;
} else {
addLoadedFeature(loadNameRubyString);
}
}
// otherwise load the library we've found
state.library.load(runtime, false);
return true;
} catch (MainExitException mee) {
// allow MainExitException to propagate out for exec and friends
throw mee;
} catch (Throwable e) {
if (isJarfileLibrary(state, state.searchFile)) {
return true;
}
removeLoadedFeature(loadNameRubyString);
reraiseRaiseExceptions(e);
if (runtime.getDebug().isTrue()) e.printStackTrace(runtime.getErr());
RaiseException re = newLoadErrorFromThrowable(runtime, state.searchFile, e);
re.initCause(e);
throw re;
}
}
public void testUnicodeChars() throws Exception {
File file = new File("unicodeáéíóú");
if (file.exists()) {
if (!file.delete()) {
fail("Unable to delete file: " + file);
}
}
try {
if (!file.mkdirs()) {
fail("Unable to create directory: " + file);
}
Ruby runtime;
RubyInstanceConfig.nativeEnabled = false;
runtime = Ruby.newInstance();
JRubyFile rubyFile = RubyFile.file(RubyString.newString(runtime, file.getAbsolutePath()));
assertTrue(rubyFile.exists());
assertTrue(file.exists());
assertTrue(file.isDirectory());
try {
assertTrue(runtime.getPosix().stat(rubyFile.getAbsolutePath()).isDirectory());
} catch (Exception e) {
throw new RuntimeException("Expecting posix layer to work properly", e);
}
} finally {
if (file.exists()) {
file.delete();
}
}
}
@JRubyMethod
public static IRubyObject rbuf_fill(IRubyObject recv) {
RubyString buf = (RubyString) recv.getInstanceVariables().getInstanceVariable("@rbuf");
RubyIO io = (RubyIO) recv.getInstanceVariables().getInstanceVariable("@io");
int timeout =
RubyNumeric.fix2int(recv.getInstanceVariables().getInstanceVariable("@read_timeout"))
* 1000;
NativeImpl nim = (NativeImpl) recv.dataGetStruct();
Selector selector = null;
synchronized (nim.channel.blockingLock()) {
boolean oldBlocking = nim.channel.isBlocking();
try {
selector =
SelectorFactory.openWithRetryFrom(recv.getRuntime(), SelectorProvider.provider());
nim.channel.configureBlocking(false);
SelectionKey key = nim.channel.register(selector, SelectionKey.OP_READ);
int n = selector.select(timeout);
if (n > 0) {
IRubyObject readItems =
io.read(new IRubyObject[] {recv.getRuntime().newFixnum(1024 * 16)});
return buf.concat(readItems);
} else {
RubyClass exc =
(RubyClass) (recv.getRuntime().getModule("Timeout").getConstant("Error"));
throw new RaiseException(
RubyException.newException(recv.getRuntime(), exc, "execution expired"), false);
}
} catch (IOException exception) {
throw recv.getRuntime().newIOErrorFromException(exception);
} finally {
if (selector != null) {
try {
selector.close();
} catch (Exception e) {
}
}
try {
nim.channel.configureBlocking(oldBlocking);
} catch (IOException ioe) {
}
}
}
}
@JRubyMethod(name = "ruby=")
public IRubyObject ruby_set(final ThreadContext ctx, IRubyObject arg) {
RubyString string;
try {
string = arg.convertToString();
} catch (RaiseException re) {
throw newTypeError(ctx.runtime, arg.getMetaClass(), "String");
}
if (string.getEncoding() == UTF8Encoding.INSTANCE
|| string.getEncoding() == USASCIIEncoding.INSTANCE) {
ByteList bytes = string.getByteList();
value.set(bytes.getUnsafeBytes(), bytes.getBegin(), bytes.getRealSize());
} else {
value.set(string.toString());
}
return arg;
}
@JRubyMethod
public IRubyObject to_der() {
try {
return RubyString.newString(getRuntime(), crl_v.getEncoded());
} catch (IOException ioe) {
throw newX509CRLError(getRuntime(), ioe.getMessage());
}
}
@JRubyMethod(name = "puts", rest = true)
@Override
public IRubyObject puts(ThreadContext context, IRubyObject[] args) {
checkWritable();
// FIXME: the code below is a copy of RubyIO.puts,
// and we should avoid copy-paste.
if (args.length == 0) {
callMethod(context, "write", RubyString.newStringShared(getRuntime(), NEWLINE));
return getRuntime().getNil();
}
for (int i = 0; i < args.length; i++) {
RubyString line;
if (args[i].isNil()) {
line = getRuntime().newString("nil");
} else {
IRubyObject tmp = args[i].checkArrayType();
if (!tmp.isNil()) {
RubyArray arr = (RubyArray) tmp;
if (getRuntime().isInspecting(arr)) {
line = getRuntime().newString("[...]");
} else {
inspectPuts(context, arr);
continue;
}
} else {
if (args[i] instanceof RubyString) {
line = (RubyString) args[i];
} else {
line = args[i].asString();
}
}
}
callMethod(context, "write", line);
if (!line.getByteList().endsWith(NEWLINE)) {
callMethod(context, "write", RubyString.newStringShared(getRuntime(), NEWLINE));
}
}
return getRuntime().getNil();
}
@JRubyMethod(name = "close")
public IRubyObject close() {
if (toEncoding == null && fromEncoding == null) {
return getRuntime().getNil();
}
toEncoding = null;
fromEncoding = null;
return RubyString.newEmptyString(getRuntime());
}
private IRubyObject iconv(IRubyObject str, int start, int end) {
if (str.isNil()) {
fromEncoding.reset();
toEncoding.reset();
return RubyString.newEmptyString(getRuntime());
}
return _iconv(str.convertToString(), start, end);
}
public IRubyObject get(
ThreadContext context, StructLayout.Storage cache, Member m, IRubyObject ptr) {
MemoryIO io = m.getMemoryIO(ptr).getMemoryIO(m.getOffset(ptr));
if (io == null || io.isNull()) {
return context.getRuntime().getNil();
}
return RubyString.newStringNoCopy(context.getRuntime(), io.getZeroTerminatedByteArray(0));
}
public void trySearch(SearchState state) throws AlreadyLoaded {
for (String suffix : state.suffixType.getSuffixes()) {
String searchName = state.searchFile + suffix;
RubyString searchNameString = RubyString.newString(runtime, searchName);
if (featureAlreadyLoaded(searchNameString)) {
throw new AlreadyLoaded(searchNameString);
}
}
}
private void strioInit(ThreadContext context, IRubyObject[] args) {
Ruby runtime = context.runtime;
RubyString string;
IRubyObject mode;
boolean trunc = false;
switch (args.length) {
case 2:
mode = args[1];
if (mode instanceof RubyFixnum) {
int flags = RubyFixnum.fix2int(mode);
ptr.flags = ModeFlags.getOpenFileFlagsFor(flags);
trunc = (flags & ModeFlags.TRUNC) != 0;
} else {
String m = args[1].convertToString().toString();
ptr.flags = OpenFile.ioModestrFmode(runtime, m);
trunc = m.charAt(0) == 'w';
}
string = args[0].convertToString();
if ((ptr.flags & OpenFile.WRITABLE) != 0 && string.isFrozen()) {
throw runtime.newErrnoEACCESError("Permission denied");
}
if (trunc) {
string.resize(0);
}
break;
case 1:
string = args[0].convertToString();
ptr.flags = string.isFrozen() ? OpenFile.READABLE : OpenFile.READWRITE;
break;
case 0:
string = RubyString.newEmptyString(runtime, runtime.getDefaultExternalEncoding());
ptr.flags = OpenFile.READWRITE;
break;
default:
throw runtime.newArgumentError(args.length, 2);
}
ptr.string = string;
ptr.pos = 0;
ptr.lineno = 0;
// funky way of shifting readwrite flags into object flags
flags |= (ptr.flags & OpenFile.READWRITE) * (STRIO_READABLE / OpenFile.READABLE);
}
@JRubyMethod
public IRubyObject recv(ThreadContext context, IRubyObject _length) {
Ruby runtime = context.runtime;
ByteList bytes = doReceive(context, RubyNumeric.fix2int(_length));
if (bytes == null) return context.nil;
return RubyString.newString(runtime, bytes);
}
@JRubyMethod(meta = true)
public static IRubyObject encode(ThreadContext ctx, IRubyObject recv, IRubyObject data) {
try {
byte[] bytes = data.convertToString().getBytes();
byte[] encoded = Hex.encode(bytes);
return RubyString.newUsAsciiStringNoCopy(ctx.getRuntime(), new ByteList(encoded, false));
} catch (RuntimeException ex) {
throw Errors.newHexError(ctx.getRuntime(), ex.getMessage());
}
}