Examples of javax.imageio.stream.FileCacheImageOutputStream

javax.imageio.stream.FileCacheImageOutputStream
An implementation of ImageOutputStream that writes its output to a regular OutputStream. A file is used to cache data until it is flushed to the output stream.

                                                        File cacheDir)
        throws IOException {
        if (output instanceof OutputStream) {
            OutputStream os = (OutputStream)output;
            if (useCache) {
                return new FileCacheImageOutputStream(os, cacheDir);
            } else {
                return new MemoryCacheImageOutputStream(os);
            }
        } else {
            throw new IllegalArgumentException();

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    }
  }


  private ImageOutputStream createImageOutputStream(OutputStream os) throws IOException {
    if (this.cacheDir != null) {
      return new FileCacheImageOutputStream(os, this.cacheDir);
    }
    else {
      return new MemoryCacheImageOutputStream(os);
    }
  }

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                                                        File cacheDir)
        throws IOException {
        if (output instanceof OutputStream) {
            OutputStream os = (OutputStream)output;
            if (useCache) {
                return new FileCacheImageOutputStream(os, cacheDir);
            } else {
                return new MemoryCacheImageOutputStream(os);
            }
        } else {
            throw new IllegalArgumentException();

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        if (dst instanceof String) {
            File outputFile = new File((String) dst);
            raf = new RandomAccessFile(outputFile, "rw");
            os = JXAenvUtils2.__getBuffered(new FileOutputStream(raf.getFD()), bigBuffer);
            if (useCache) {
                w.setOutput(new FileCacheImageOutputStream(os, tmpDir));
            } else {
                w.setOutput(ImageIO.createImageOutputStream(os));
            }
        } else if (dst instanceof OutputStream) {
            os = JXAenvUtils2.__getBuffered((OutputStream) dst, bigBuffer);
            if (useCache) {
                w.setOutput(new FileCacheImageOutputStream(os, tmpDir));
            } else {
                w.setOutput(ImageIO.createImageOutputStream(os));
            }
        } else if (dst instanceof File) {
            raf = new RandomAccessFile((File) dst, "rw");
            os = JXAenvUtils2.__getBuffered(new FileOutputStream(raf.getFD()), bigBuffer);
            if (useCache) {
                w.setOutput(new FileCacheImageOutputStream(os, tmpDir));
            } else {
                w.setOutput(ImageIO.createImageOutputStream(os));
            }
        } else if (dst instanceof ImageOutputStream) {
            w.setOutput(dst);

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                break;
            case OUTPUT_ARRAY:
                ByteArrayOutputStream baos = new ByteArrayOutputStream();
                BufferedOutputStream bos = new BufferedOutputStream(baos);
                if (ImageIO.getUseCache()) {
                    ios = new FileCacheImageOutputStream(bos, null);
                } else {
                    ios = new MemoryCacheImageOutputStream(bos);
                }
                break;
            case OUTPUT_FILECHANNEL:

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    @Override
    public ImageOutputStream createOutputStreamInstance(Object output, boolean useCache, File cacheDir) throws IOException {
        if (output instanceof OutputStream) {
            if (useCache) {
                return new FileCacheImageOutputStream((OutputStream) output, cacheDir);
            } else {
                return new MemoryCacheImageOutputStream((OutputStream) output);
            }
        }
        throw new IllegalArgumentException(Messages.getString("imageio.85"));

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    @Override
    public ImageOutputStream createOutputStreamInstance(Object output, boolean useCache, File cacheDir) throws IOException {
        if (output instanceof OutputStream) {
            if (useCache) {
                return new FileCacheImageOutputStream((OutputStream) output, cacheDir);
            } else {
                return new MemoryCacheImageOutputStream((OutputStream) output);
            }
        }
        throw new IllegalArgumentException("Output is not an instance of OutputStream");

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    }
  }


  private ImageOutputStream createImageOutputStream(OutputStream os) throws IOException {
    if (this.cacheDir != null) {
      return new FileCacheImageOutputStream(os, this.cacheDir);
    }
    else {
      return new MemoryCacheImageOutputStream(os);
    }
  }

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            // if going to wrap a output stream and we have a threshold set
            long imageSize = computeImageSize(image);
            if (imageSize > filesystemThreshold) {
                File cacheDirectory = getCacheDirectory();
                return new FileCacheImageOutputStream(stream, cacheDirectory);
            } else {
                return new MemoryCacheImageOutputStream(stream);
            }
        } else {
            return ImageIO.createImageOutputStream(destination);

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                                                        File cacheDir)
        throws IOException {
        if (output instanceof OutputStream) {
            OutputStream os = (OutputStream)output;
            if (useCache) {
                return new FileCacheImageOutputStream(os, cacheDir);
            } else {
                return new MemoryCacheImageOutputStream(os);
            }
        } else {
            throw new IllegalArgumentException();

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