java读取TIF，TIFF文件方法

2018-11-25

private void isAsyuku() throws Exception {

InputStream file = upFile.getInputstream();

int index = StringUtils.split(upFile.getFileName(), "\\").length - 1;

String fileName1 = StringUtils.split(upFile.getFileName(), "\\")[index];

if(StringUtils.split(fileName1, ".").length == 1){

return;

}

String extension = StringUtils.split(fileName1, ".")[1];

StringUtils.equals(extension, "");

if (StringUtils.equals(extension, "gif") || StringUtils.equals(extension, "bmp")

|| StringUtils.equals(extension, "jpg") || StringUtils.equals(extension, "tif")

|| StringUtils.equals(extension, "tiff") || StringUtils.equals(extension, "GIF")

|| StringUtils.equals(extension, "BMP") || StringUtils.equals(extension, "JPG")

|| StringUtils.equals(extension, "TIF") || StringUtils.equals(extension, "TIFF")) {

if (StringUtils.equals(extension, "TIFF") || StringUtils.equals(extension, "TIF")

|| StringUtils.equals(extension, "tif") || StringUtils.equals(extension, "tiff")) {

IIORegistry registry = IIORegistry.getDefaultInstance();

registry.registerServiceProvider(new com.sun.media.imageioimpl.plugins.tiff.TIFFImageWriterSpi());

registry.registerServiceProvider(new com.sun.media.imageioimpl.plugins.tiff.TIFFImageReaderSpi());

}

// ファイルのピクセールサイズを取得する

BufferedImage image = ImageIO.read(file);

BigDecimal width = BigDecimal.valueOf(image.getWidth());

BigDecimal height = BigDecimal.valueOf(image.getHeight());

if (width.compareTo(new BigDecimal(5000)) > 0 || height.compareTo(new BigDecimal(5000)) > 0) {

this.imageFlage = "true";

} else {

this.imageFlage = "false";

}

}

}

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