Examples of java.nio.charset.CoderResult.throwException()

java.nio.charset.CoderResult.throwException()
Throws an exception corresponding to this coder result. @throws BufferUnderflowException If an underflow. @throws BufferOverflowException If an overflow. @throws UnmappableCharacterException If an unmappable-character error. @throws MalformedInputException If a malformed-input error. @throws CharacterCodingException The default exception.

        final ByteBuffer dst = ByteBuffer.allocate(
                (int) ((double) src.remaining() * encoder.maxBytesPerChar()));
        try {
            CoderResult cr = encoder.encode(src, dst, true);
            if (!cr.isUnderflow()) {
                cr.throwException();
            }
            cr = encoder.flush(dst);
            if (!cr.isUnderflow()) {
                cr.throwException();
            }

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            if (!cr.isUnderflow()) {
                cr.throwException();
            }
            cr = encoder.flush(dst);
            if (!cr.isUnderflow()) {
                cr.throwException();
            }
        } catch (CharacterCodingException x) {
            throw new IllegalStateException(x);
        }
        dst.flip();

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        final CharBuffer dst = CharBuffer.allocate(
                (int) ((double) src.remaining() * decoder.maxCharsPerByte()));
        try {
            CoderResult cr = decoder.decode(src, dst, true);
            if (!cr.isUnderflow()) {
                cr.throwException();
            }
            cr = decoder.flush(dst);
            if (!cr.isUnderflow()) {
                cr.throwException();
            }

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            if (!cr.isUnderflow()) {
                cr.throwException();
            }
            cr = decoder.flush(dst);
            if (!cr.isUnderflow()) {
                cr.throwException();
            }
        } catch (CharacterCodingException x) {
            throw new IllegalStateException(x);
        }
        return dst.flip().toString();

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            throws IOException {
        CharsetEncoder encoder = B2CConverter.UTF_8.newEncoder();
        do {
            CoderResult cr = encoder.encode(buffer, bb, true);
            if (cr.isError()) {
                cr.throwException();
            }
            bb.flip();
            if (buffer.hasRemaining()) {
                doWriteBytes(bb, false);
            } else {

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            if (cr.isError()) {
                // Revert the buffer back to the previous state.
                limit(oldLimit);
                position(oldPos);
                cr.throwException();
            }
        }


        limit(oldLimit);
        position(newPos);

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            if (cr.isError()) {
                // Revert the buffer back to the previous state.
                limit(oldLimit);
                position(oldPos);
                cr.throwException();
            }
        }


        limit(oldLimit);
        position(end);

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                    continue;
                }
            } else {
                expandedState = 0;
            }
            cr.throwException();
        }
        return this;
    }


    @Override

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            }


            if (cr.isUnderflow() || cr.isOverflow()) {
                break;
            }
            cr.throwException();
        }


        limit(oldLimit);


        if (position() < end) {

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                o.put(out);
                out = o;
                continue;
            }


            cr.throwException();
        }


        limit(oldLimit);
        position(end);
        return out.flip().toString();

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