Package org.jruby.util

Examples of org.jruby.util.ByteList

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    /** inspect_hash
     *
     */
    private IRubyObject inspectHash(final ThreadContext context) {
        final ByteList buffer = new ByteList();
        buffer.append('{');
        final boolean[] firstEntry = new boolean[1];

        firstEntry[0] = true;
        visitAll(new Visitor() {
            public void visit(IRubyObject key, IRubyObject value) {
                if (!firstEntry[0]) buffer.append(',').append(' ');

                buffer.append(inspect(context, key).getByteList());
                buffer.append('=').append('>');
                buffer.append(inspect(context, value).getByteList());
                firstEntry[0] = false;
            }
        });
        buffer.append('}');
        return getRuntime().newString(buffer);
    }
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    public IRubyObject captures(ThreadContext context) {
        return match_array(context.getRuntime(), 1);
    }

    private int nameToBackrefNumber(RubyString str) {
        ByteList value = str.getByteList();
        try {
            return pattern.nameToBackrefNumber(value.bytes, value.begin, value.begin + value.realSize, regs);
        } catch (JOniException je) {
            throw getRuntime().newIndexError(je.getMessage());
        }
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    /** inspect_ary
     *
     */
    private IRubyObject inspectAry(ThreadContext context) {
        ByteList buffer = new ByteList();
        buffer.append('[');
        boolean tainted = isTaint();

        for (int i = 0; i < realLength; i++) {
            if (i > 0) buffer.append(',').append(' ');

            RubyString str = inspect(context, values[begin + i]);
            if (str.isTaint()) tainted = true;
            buffer.append(str.getByteList());
        }
        buffer.append(']');

        RubyString str = getRuntime().newString(buffer);
        if (tainted) str.setTaint(true);

        return str;
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        if (!sep.isNil()) {
            sep = strSep = sep.convertToString();
            len += strSep.getByteList().length() * (realLength - 1);
        }

        ByteList buf = new ByteList((int)len);
        for (int i = begin; i < begin + realLength; i++) {
            IRubyObject tmp;
            try {
                tmp = values[i];
            } catch (ArrayIndexOutOfBoundsException e) {
                concurrentModification();
                return runtime.newString("");
            }
            if (tmp instanceof RubyString) {
                // do nothing
            } else if (tmp instanceof RubyArray) {
                if (runtime.isInspecting(tmp)) {
                    tmp = runtime.newString("[...]");
                } else {
                    tmp = inspectJoin(context, (RubyArray)tmp, sep);
                }
            } else {
                tmp = RubyString.objAsString(context, tmp);
            }

            if (i > begin && !sep.isNil()) buf.append(strSep.getByteList());

            buf.append(tmp.asString().getByteList());
            if (tmp.isTaint()) taint = true;
        }

        RubyString result = runtime.newString(buf);

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        return f_to_r(context, real);
    }
   
    static RubyArray str_to_c_internal(ThreadContext context, IRubyObject recv) {
        RubyString s = recv.convertToString();
        ByteList bytes = s.getByteList();

        Ruby runtime = context.getRuntime();
        if (bytes.realSize == 0) return runtime.newArray(runtime.getNil(), recv);

        IRubyObject sr, si, re;
        sr = si = re = runtime.getNil();
        boolean po = false;
        IRubyObject m = RubyRegexp.newRegexp(runtime, Numeric.ComplexPatterns.comp_pat0).callMethod(context, "match", s);

        if (!m.isNil()) {
            sr = m.callMethod(context, "[]", RubyFixnum.one(runtime));
            si = m.callMethod(context, "[]", RubyFixnum.two(runtime));
            re = m.callMethod(context, "post_match");
            po = true;
        }

        if (m.isNil()) {
            m = RubyRegexp.newRegexp(runtime, Numeric.ComplexPatterns.comp_pat1).callMethod(context, "match", s);

            if (!m.isNil()) {
                sr = runtime.getNil();
                si = m.callMethod(context, "[]", RubyFixnum.one(runtime));
                if (si.isNil()) si = runtime.newString();
                IRubyObject t = m.callMethod(context, "[]", RubyFixnum.two(runtime));
                if (t.isNil()) t = runtime.newString(new ByteList(new byte[]{'1'}));
                si.convertToString().cat(t.convertToString().getByteList());
                re = m.callMethod(context, "post_match");
                po = false;
            }
        }

        if (m.isNil()) {
            m = RubyRegexp.newRegexp(runtime, Numeric.ComplexPatterns.comp_pat2).callMethod(context, "match", s);
            if (m.isNil()) return runtime.newArray(runtime.getNil(), recv);
            sr = m.callMethod(context, "[]", RubyFixnum.one(runtime));
            if (m.callMethod(context, "[]", RubyFixnum.two(runtime)).isNil()) {
                si = runtime.getNil();
            } else {
                si = m.callMethod(context, "[]", RubyFixnum.three(runtime));
                IRubyObject t = m.callMethod(context, "[]", RubyFixnum.four(runtime));
                if (t.isNil()) t = runtime.newString(new ByteList(new byte[]{'1'}));
                si.convertToString().cat(t.convertToString().getByteList());
            }
            re = m.callMethod(context, "post_match");
            po = false;
        }

        IRubyObject r = RubyFixnum.zero(runtime);
        IRubyObject i = r;

        if (!sr.isNil()) {
            if (sr.callMethod(context, "include?", runtime.newString(new ByteList(new byte[]{'/'}))).isTrue()) {
                r = f_to_r(context, sr);
            } else if (f_gt_p(context, sr.callMethod(context, "count", runtime.newString(".eE")), RubyFixnum.zero(runtime)).isTrue()) {
                r = f_to_f(context, sr);
            } else {
                r = f_to_i(context, sr);
            }
        }

        if (!si.isNil()) {
            if (si.callMethod(context, "include?", runtime.newString(new ByteList(new byte[]{'/'}))).isTrue()) {
                i = f_to_r(context, si);
            } else if (f_gt_p(context, si.callMethod(context, "count", runtime.newString(".eE")), RubyFixnum.zero(runtime)).isTrue()) {
                i = f_to_f(context, si);
            } else {
                i = f_to_i(context, si);
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        }
        for(int i = 4; i < 8 ;i++) {
            dumpValue[i] = (byte)(se & 0xFF);
            se >>>= 8;
        }
        return RubyString.newString(obj.getRuntime(), new ByteList(dumpValue,false));
    }
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                out.write(buf, 0, len);
            }
        } catch (IOException e) {
            throw getRuntime().newIOErrorFromException(e);
        }
        return getRuntime().newString(new ByteList(out.toByteArray(), false));
    }
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    }
    @JRubyMethod(name = "get_string")
    public IRubyObject get_string(ThreadContext context, IRubyObject offArg) {
        long off = getOffset(offArg);
        int len = (int) getMemoryIO().indexOf(off, (byte) 0);
        ByteList bl = new ByteList(len);
        getMemoryIO().get(off, bl.unsafeBytes(), bl.begin(), len);
        bl.length(len);
        return context.getRuntime().newString(bl);
    }
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        int maxlen = Util.int32Value(lenArg);
        int len = (int) getMemoryIO().indexOf(off, (byte) 0, maxlen);
        if (len < 0 || len > maxlen) {
            len = maxlen;
        }
        ByteList bl = new ByteList(len);
        getMemoryIO().get(off, bl.unsafeBytes(), bl.begin(), len);
        bl.length(len);
        return context.getRuntime().newString(bl);
    }
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        return context.getRuntime().newString(bl);
    }
    @JRubyMethod(name = "put_string", required = 2, optional = 1)
    public IRubyObject put_string(ThreadContext context, IRubyObject[] args) {
        long off = getOffset(args[0]);
        ByteList bl = args[1].convertToString().getByteList();
        int len = bl.length();
        boolean nulTerminate = true;
        if (args.length > 2) {
            len = Math.min(Util.int32Value(args[2]) - 1, len);
            nulTerminate = false;
        }
        getMemoryIO().put(off, bl.unsafeBytes(), bl.begin(), len);
        if (nulTerminate) {
            getMemoryIO().putByte(off + bl.length(), (byte) 0);
        }
        return this;
    }
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