@Test public void calculateCapacity() { String sequence = "Hello World!"; Stream.of(UTF_8, UTF_16, ISO_8859_1, US_ASCII, Charset.forName("BIG5")) .forEach(charset -> { int capacity = this.encoder.calculateCapacity(sequence, charset); int length = sequence.length(); assertTrue(String.format("%s has capacity %d; length %d", charset, capacity, length), capacity >= length); }); }
@Override public Flux<DataBuffer> encode(Publisher<? extends CharSequence> inputStream, DataBufferFactory bufferFactory, ResolvableType elementType, @Nullable MimeType mimeType, @Nullable Map<String, Object> hints) { Charset charset = getCharset(mimeType); return Flux.from(inputStream).map(charSequence -> { if (!Hints.isLoggingSuppressed(hints)) { LogFormatUtils.traceDebug(logger, traceOn -> { String formatted = LogFormatUtils.formatValue(charSequence, !traceOn); return Hints.getLogPrefix(hints) + "Writing " + formatted; }); } boolean release = true; int capacity = calculateCapacity(charSequence, charset); DataBuffer dataBuffer = bufferFactory.allocateBuffer(capacity); try { dataBuffer.write(charSequence, charset); release = false; } catch (CoderMalfunctionError ex) { throw new EncodingException("String encoding error: " + ex.getMessage(), ex); } finally { if (release) { DataBufferUtils.release(dataBuffer); } } return dataBuffer; }); }
@Override public Flux<DataBuffer> encode(Publisher<? extends CharSequence> inputStream, DataBufferFactory bufferFactory, ResolvableType elementType, @Nullable MimeType mimeType, @Nullable Map<String, Object> hints) { Charset charset = getCharset(mimeType); return Flux.from(inputStream).map(charSequence -> { if (!Hints.isLoggingSuppressed(hints)) { LogFormatUtils.traceDebug(logger, traceOn -> { String formatted = LogFormatUtils.formatValue(charSequence, !traceOn); return Hints.getLogPrefix(hints) + "Writing " + formatted; }); } boolean release = true; int capacity = calculateCapacity(charSequence, charset); DataBuffer dataBuffer = bufferFactory.allocateBuffer(capacity); try { dataBuffer.write(charSequence, charset); release = false; } catch (CoderMalfunctionError ex) { throw new EncodingException("String encoding error: " + ex.getMessage(), ex); } finally { if (release) { DataBufferUtils.release(dataBuffer); } } return dataBuffer; }); }
@Override public Flux<DataBuffer> encode(Publisher<? extends CharSequence> inputStream, DataBufferFactory bufferFactory, ResolvableType elementType, @Nullable MimeType mimeType, @Nullable Map<String, Object> hints) { Charset charset = getCharset(mimeType); return Flux.from(inputStream).map(charSequence -> { if (!Hints.isLoggingSuppressed(hints)) { LogFormatUtils.traceDebug(logger, traceOn -> { String formatted = LogFormatUtils.formatValue(charSequence, !traceOn); return Hints.getLogPrefix(hints) + "Writing " + formatted; }); } boolean release = true; int capacity = calculateCapacity(charSequence, charset); DataBuffer dataBuffer = bufferFactory.allocateBuffer(capacity); try { dataBuffer.write(charSequence, charset); release = false; } catch (CoderMalfunctionError ex) { throw new EncodingException("String encoding error: " + ex.getMessage(), ex); } finally { if (release) { DataBufferUtils.release(dataBuffer); } } return dataBuffer; }); }