protected RubyValue doStep(RubyValue toArg, RubyValue stepArg, RubyBlock block) {
if ((toArg instanceof RubyFixnum) && (stepArg instanceof RubyFixnum)) {
int i = this.value_;
int end = ((RubyFixnum) toArg).value_;
int diff = ((RubyFixnum) stepArg).value_;
if (diff > 0) {
while (i <= end) {
RubyValue v = block.invoke(this, ObjectFactory.createFixnum(i));
if (block.breakedOrReturned()) {
return v;
}
i += diff;
}
} else {
while (i >= end) {
RubyValue v = block.invoke(this, ObjectFactory.createFixnum(i));
if (block.breakedOrReturned()) {
return v;
}
i += diff;
}
}
return this;
}
return super.doStep(toArg, stepArg, block);
}
// @RubyLevelMethod(name="nitems")
public RubyValue nitems() {
int n = 0;
for (int i = 0; i < size(); i++) {
if (get(i) != RubyConstant.QNIL) n++;
}
return ObjectFactory.createFixnum(n);
}
@RubyLevelMethod(
name = "object_id",
alias = {"__id__", "hash"})
public static RubyValue objectId(RubyValue receiver) {
// Object.hashCode() javadoc:
// As much as is reasonably practical, the hashCode method defined
// by class Object does return distinct integers for distinct objects.
return ObjectFactory.createFixnum(receiver.hashCode());
}
@RubyLevelMethod(name = "sleep", module = true)
public static RubyValue sleep(RubyValue receiver, RubyValue arg) {
long milliseconds = RubyTypesUtil.convertToJavaLong(arg) * 1000;
long startTime = System.currentTimeMillis();
RubyThread.sleep(milliseconds);
long endTime = System.currentTimeMillis();
return ObjectFactory.createFixnum((int) Math.round((endTime - startTime) / 1000.0));
}
public RubyValue times(RubyBlock block) {
int value = this.value_;
for (int i = 0; i < value; ++i) {
RubyValue v = block.invoke(this, ObjectFactory.createFixnum(i));
if (block.breakedOrReturned()) {
return v;
}
}
return this;
}
// @RubyLevelMethod(name="hex")
public RubyValue hex() {
String s = toString();
if (s.startsWith("0x")) {
s = s.substring("0x".length());
}
try {
return ObjectFactory.createFixnum(Long.parseLong(s, 16));
} catch (NumberFormatException e) {
return ObjectFactory.FIXNUM0;
}
}
// @RubyLevelMethod(name="=~")
public RubyValue operator_match(RubyValue arg) {
if (arg instanceof RubyRegexp) {
RubyRegexp reg = (RubyRegexp) arg;
int p = reg.matchPosition(toString());
if (p >= 0) {
return ObjectFactory.createFixnum(p);
} else {
return RubyConstant.QNIL;
}
} else {
return RubyAPI.callPublicOneArgMethod(arg, this, null, RubyID.matchID);
}
}
// @RubyLevelMethod(name="casecmp")
RubyValue run(RubyValue arg) {
if (!(arg instanceof RubyString)) {
return RubyConstant.QNIL;
}
RubyString value2 = (RubyString) arg;
int compare = toString().toUpperCase().compareTo(value2.toString().toUpperCase());
if (compare > 0) {
compare = 1;
} else if (compare < 0) {
compare = -1;
}
return ObjectFactory.createFixnum(compare);
}
// @RubyLevelMethod(name="count")
public RubyValue count(RubyArray args) {
if (null == args) {
throw new RubyException(RubyRuntime.ArgumentErrorClass, "wrong number of arguments");
}
// TODO incomplete
int n = 0;
// for (RubyValue v : args) {
for (Iterator iter = args.iterator(); iter.hasNext(); ) {
RubyValue v = (RubyValue) iter.next();
RubyString other_str = (RubyString) v;
n += count(other_str.toString());
}
return ObjectFactory.createFixnum(n);
}
private RubyValue rshift(int i) {
if (i == 0) {
return this;
} else if (i < 0) {
return lshift(-i);
}
if (i >= BIT_SIZE - 1) {
if (this.value_ < 0) {
return ObjectFactory.FIXNUM_NEGATIVE_ONE;
}
return ObjectFactory.FIXNUM0;
}
return ObjectFactory.createFixnum(this.value_ >> i);
}
// @RubyLevelMethod(name="[]")
public RubyValue array_access(RubyArray args) {
String string = toString();
if (args.size() == 1) {
RubyValue arg = args.get(0);
if (arg instanceof RubyString) {
String str = ((RubyString) arg).toString();
if (string.indexOf(str) >= 0) {
return ObjectFactory.createString(str);
} else {
return RubyConstant.QNIL;
}
} else if (arg instanceof RubyRange) {
RubyRange range = (RubyRange) arg;
int start = range.getLeft().toInt();
int end = range.getRight().toInt();
return substring(string, start, end, range.isExcludeEnd());
} else if (arg instanceof RubyRegexp) {
RubyRegexp regexp = (RubyRegexp) arg;
RubyMatchData match = regexp.match(string);
if (match != null) {
return ObjectFactory.createString(match.toString());
} else {
return RubyConstant.QNIL;
}
} else {
int index = arg.toInt();
if (index < 0) {
index = string.length() + index;
}
if (index < 0 || index >= string.length()) {
return RubyConstant.QNIL;
} else {
return ObjectFactory.createFixnum(string.charAt(index));
}
}
} else {
int start = args.get(0).toInt();
int length = args.get(1).toInt() - 1;
return substring(string, start, start + length, false);
}
}
// @RubyLevelMethod(name="each_byte")
public RubyValue each_byte(RubyBlock block) {
if (block == null) return this;
String string = toString();
byte bytes[] = null;
try {
bytes = string.getBytes("UTF-8");
} catch (java.io.UnsupportedEncodingException exc) {
}
for (int i = 0; bytes != null && i < bytes.length; ++i) {
int nByte = bytes[i];
if (nByte < 0) nByte = 256 + nByte;
block.invoke(this, ObjectFactory.createFixnum(nByte));
}
return this;
}
// @RubyLevelMethod(name="new", singleton=true)
public static RubyValue newArray(RubyValue receiver, RubyArray args, RubyBlock block) {
RubyArray a;
if (null == args) {
a = new RubyArray();
} else if (null == block) {
if (args.get(0) instanceof RubyArray) {
a = (RubyArray) args.get(0).clone();
} else {
RubyFixnum size = (RubyFixnum) args.get(0);
RubyValue default_value = args.get(1);
a = ObjectFactory.createArray(size.toInt(), default_value);
}
} else {
RubyFixnum size = (RubyFixnum) args.get(0);
a = new RubyArray();
for (int i = 0; i < size.toFloat(); i++) {
RubyValue return_value = block.invoke(receiver, ObjectFactory.createFixnum(i));
a.add(return_value);
}
}
a.setRubyClass((RubyClass) receiver);
return a;
}
// @RubyLevelMethod(name="rindex")
public RubyValue rindex(RubyValue arg) {
for (int i = size() - 1; i >= 0; i--) {
if (get(i).equals(arg)) return ObjectFactory.createFixnum(i);
}
return RubyConstant.QNIL;
}
// @RubyLevelMethod(name="hash")
public RubyFixnum hash() {
return ObjectFactory.createFixnum(hashCode());
}
// @RubyLevelMethod(name="length")
public RubyFixnum length() {
return ObjectFactory.createFixnum(this.array_.size());
}
// @RubyLevelMethod(name="bytesize")
public RubyFixnum rubyBytesize() {
return ObjectFactory.createFixnum(sb_.length());
}
@RubyLevelMethod(name = "-@")
public RubyValue uminus() {
return ObjectFactory.createFixnum(-this.value_);
}
// @RubyLevelMethod(name="ord")
public RubyValue ord() {
if (sb_ == null || sb_.length() == 0) return ObjectFactory.createFixnum(0);
return ObjectFactory.createFixnum(sb_.charAt(0));
}
