Examples of org.jruby.RubyFixnum

org.jruby.RubyFixnum
Implementation of the Fixnum class.

                return;
            case FALSE:
                write('F');
                return;
            case FIXNUM: {
                RubyFixnum fixnum = (RubyFixnum)value;


                if (isMarshalFixnum(fixnum)) {
                    write('i');
                    writeInt((int) fixnum.getLongValue());
                    return;
                }
                // FIXME: inefficient; constructing a bignum just for dumping?
                value = RubyBignum.newBignum(value.getRuntime(), fixnum.getLongValue());


                // fall through
            }
            case BIGNUM:
                write('l');

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    public void userMarshal(IRubyObject value) throws IOException {
        userCommon(value, null);
    }


    private void userCommon(IRubyObject value, DynamicMethod method) throws IOException {
        RubyFixnum depthLimitFixnum = runtime.newFixnum(depthLimit);


        IRubyObject dumpResult;
        if (method != null) {
            dumpResult = method.call(runtime.getCurrentContext(), value, value.getMetaClass(), "_dump", depthLimitFixnum);
        } else {

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        long _EXCEPTION_ALL =  bigDecimalConst(context.runtime, "EXCEPTION_ALL");
        if ((longMode & _EXCEPTION_ALL) != 0) {     
            if (value.isNil()) return c.searchInternalModuleVariable("vpExceptionMode");
            if (!(value instanceof RubyBoolean)) throw context.runtime.newArgumentError("second argument must be true or false");


            RubyFixnum currentExceptionMode = (RubyFixnum)c.searchInternalModuleVariable("vpExceptionMode");
            RubyFixnum newExceptionMode = new RubyFixnum(context.runtime, currentExceptionMode.getLongValue());
            
            RubyFixnum _EXCEPTION_INFINITY = (RubyFixnum)clazz.getConstant("EXCEPTION_INFINITY");
            if ((longMode & _EXCEPTION_INFINITY.getLongValue()) != 0) {
                newExceptionMode = (value.isTrue()) ? (RubyFixnum)currentExceptionMode.callCoerced(context, "|", _EXCEPTION_INFINITY)
                        : (RubyFixnum)currentExceptionMode.callCoerced(context, "&", new RubyFixnum(context.runtime, ~(_EXCEPTION_INFINITY).getLongValue()));
            }
            
            RubyFixnum _EXCEPTION_NaN = (RubyFixnum)clazz.getConstant("EXCEPTION_NaN");
            if ((longMode & _EXCEPTION_NaN.getLongValue()) != 0) {
                newExceptionMode = (value.isTrue()) ? (RubyFixnum)currentExceptionMode.callCoerced(context, "|", _EXCEPTION_NaN)
                        : (RubyFixnum)currentExceptionMode.callCoerced(context, "&", new RubyFixnum(context.runtime, ~(_EXCEPTION_NaN).getLongValue()));
            }
            
            RubyFixnum _EXCEPTION_UNDERFLOW = (RubyFixnum)clazz.getConstant("EXCEPTION_UNDERFLOW");
            if ((longMode & _EXCEPTION_UNDERFLOW.getLongValue()) != 0) {
                newExceptionMode = (value.isTrue()) ? (RubyFixnum)currentExceptionMode.callCoerced(context, "|", _EXCEPTION_UNDERFLOW)
                        : (RubyFixnum)currentExceptionMode.callCoerced(context, "&", new RubyFixnum(context.runtime, ~(_EXCEPTION_UNDERFLOW).getLongValue()));
            }
            RubyFixnum _EXCEPTION_OVERFLOW = (RubyFixnum)clazz.getConstant("EXCEPTION_OVERFLOW");
            if ((longMode & _EXCEPTION_OVERFLOW.getLongValue()) != 0) {
                newExceptionMode = (value.isTrue()) ? (RubyFixnum)currentExceptionMode.callCoerced(context, "|", _EXCEPTION_OVERFLOW)
                        : (RubyFixnum)currentExceptionMode.callCoerced(context, "&", new RubyFixnum(context.runtime, ~(_EXCEPTION_OVERFLOW).getLongValue()));
            }
            c.setInternalModuleVariable("vpExceptionMode", newExceptionMode);
            return newExceptionMode;
        }
        
        long ROUND_MODE = ((RubyFixnum)clazz.getConstant("ROUND_MODE")).getLongValue();
        if (longMode == ROUND_MODE) {
            if (value.isNil()) {
                return c.searchInternalModuleVariable("vpRoundingMode");
            }


            RoundingMode javaRoundingMode = javaRoundingModeFromRubyRoundingMode(context.runtime, value);
            RubyFixnum roundingMode = context.runtime.newFixnum(javaRoundingMode.ordinal());
            c.setInternalModuleVariable("vpRoundingMode", roundingMode);


            return c.searchInternalModuleVariable("vpRoundingMode");
        }
        throw context.runtime.newTypeError("first argument for BigDecimal#mode invalid");

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        IRubyObject a, b, p, q;
        a = ary[0];
        b = ary[1];
        IRubyObject c, k, t, p0, p1, p2, q0, q1, q2;


        RubyFixnum zero = RubyFixnum.zero(context.runtime);
        RubyFixnum one = RubyFixnum.one(context.runtime);


        p0 = q1 = zero;
        p1 = q0 = one;


        while (true) {

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    public static IRubyObject encUintChr(ThreadContext context, int code, Encoding enc) {
        Ruby runtime = context.runtime;


        if (!Character.isValidCodePoint(code)) {
            // inefficient to create a fixnum for this
            return new RubyFixnum(runtime, code).chr19(context);
        }


        char[] chars = Character.toChars(code);
        RubyString str = RubyString.newString(runtime, new String(chars), enc);
//        ByteList strByteList = str.getByteList();

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     */
    @JRubyMethod
    public RubyFixnum index(ThreadContext context, IRubyObject arg) {
        if (arg instanceof RubyString) {
            try {
                return new RubyFixnum(context.getRuntime(), internalSchema.getPosition(arg.toString()));
            } catch (FrontendException e) {
                throw new RuntimeException("Unable to find position for argument: " + arg);
            }
        } else {
            throw new RuntimeException("Invalid arguement passed to index: " + arg);

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     * @param context the context the method is being executed in
     * @return        the size of the encapsulated Schema
     */
    @JRubyMethod(name = {"size", "length"})
    public RubyFixnum size(ThreadContext context) {
        return new RubyFixnum(context.getRuntime(), internalSchema.size());
    }

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      try {
        NotificationResponse notification = postgresqlConnection.waitForNotify();
        if (block.isGiven()) {
          if (block.arity() == Arity.NO_ARGUMENTS) return block.call(context);
          RubyString condition = context.runtime.newString(notification.getCondition());
          RubyFixnum pid = context.runtime.newFixnum(notification.getPid());
          String javaPayload = notification.getPayload();
          IRubyObject payload = javaPayload == null ? context.nil : context.runtime.newString(javaPayload);
          if (!block.arity().isFixed()) {
            return block.call(context, condition, pid, payload);
          } else if (block.arity().required() == 2) {

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        int oid;
        if (args.length == 1)
          oid = manager.loCreat((Integer) args[0].toJava(Integer.class));
        else
          oid = manager.loCreat(0);
        return new RubyFixnum(context.runtime, oid);
      } catch (PostgresqlException e) {
        throw newPgError(context, "lo_create failed: " + e.getLocalizedMessage(), e.getResultSet(), getClientEncodingAsJavaEncoding(context));
      } catch (IOException e) {
        throw newPgError(context, "lo_create failed: " + e.getLocalizedMessage(), null, getClientEncodingAsJavaEncoding(context));
      }

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    @JRubyMethod(name = {"lo_create", "locreate"})
    public IRubyObject lo_create(ThreadContext context, IRubyObject arg0) {
      try {
        LargeObjectAPI manager = postgresqlConnection.getLargeObjectAPI();
        int oid = manager.loCreate((Integer) arg0.toJava(Integer.class));
        return new RubyFixnum(context.runtime, oid);
      } catch (PostgresqlException e) {
        throw newPgError(context, "lo_create failed: " + e.getLocalizedMessage(), e.getResultSet(), getClientEncodingAsJavaEncoding(context));
      } catch (IOException e) {
        throw newPgError(context, "lo_create failed: " + e.getLocalizedMessage(), null, getClientEncodingAsJavaEncoding(context));
      }

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