use source code indentation style to 4 spaces.

pom.xml

@@ -5,7 +5,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>jp.riken.neurodata.tools.BioFormatsImageInfo</groupId>
   <artifactId>bioformats-imageinfo</artifactId>
-  <version>1.0.0</version>
+  <version>1.1.0</version>
 
   <name>bioformats-imageinfo</name>
   <url>https://neurodata.riken.jp</url>

src/main/java/jp/riken/neurodata/tools/BioFormatsImageInfo.java

@@ -24,257 +24,259 @@ import loci.formats.tools.ImageInfo;
 
 public class BioFormatsImageInfo {
 
-  protected static Map<String, Object> readImages(final IFormatReader reader) throws FormatException, IOException {
-    final Map<String, Object> metadata = new LinkedHashMap<String, Object>();
+    protected static Map<String, Object> readImages(final IFormatReader reader) throws FormatException, IOException {
+        final Map<String, Object> metadata = new LinkedHashMap<String, Object>();
 
-    // read basic metadata
-    final int seriesCount = reader.getSeriesCount();
-    final MetadataStore ms = reader.getMetadataStore();
-    final MetadataRetrieve mr = ms instanceof MetadataRetrieve ? (MetadataRetrieve) ms : null;
-    for (int j = 0; j < seriesCount; j++) {
+        // read basic metadata
+        final int seriesCount = reader.getSeriesCount();
+        final MetadataStore ms = reader.getMetadataStore();
+        final MetadataRetrieve mr = ms instanceof MetadataRetrieve ? (MetadataRetrieve) ms : null;
+        for (int j = 0; j < seriesCount; j++) {
 
-      // read basic metadata for series #j
-      reader.setSeries(j);
-      final Map<String, Object> seriesMetadata = new LinkedHashMap<String, Object>();
+            // read basic metadata for series #j
+            reader.setSeries(j);
+            final Map<String, Object> seriesMetadata = new LinkedHashMap<String, Object>();
 
-      final int imageCount = reader.getImageCount();
-      final int resolutionCount = reader.getResolutionCount();
-      final String seriesName = mr == null ? null : mr.getImageName(j);
-      if (seriesName != null) {
-        seriesMetadata.put("name", seriesName);
-      }
+            final int imageCount = reader.getImageCount();
+            final int resolutionCount = reader.getResolutionCount();
+            final String seriesName = mr == null ? null : mr.getImageName(j);
+            if (seriesName != null) {
+                seriesMetadata.put("name", seriesName);
+            }
 
-      // resolutions
-      if (resolutionCount > 1) {
-        final Map<String, Object> resolutionsMetadata = new LinkedHashMap<String, Object>();
-        for (int i = 0; i < resolutionCount; i++) {
-          reader.setResolution(i);
-          resolutionsMetadata.put(String.format("resolution[%d]", i),
-              makeRectangle(reader.getSizeX(), reader.getSizeY()));
+            // resolutions
+            if (resolutionCount > 1) {
+                final Map<String, Object> resolutionsMetadata = new LinkedHashMap<String, Object>();
+                for (int i = 0; i < resolutionCount; i++) {
+                    reader.setResolution(i);
+                    resolutionsMetadata.put(String.format("resolution[%d]", i),
+                            makeRectangle(reader.getSizeX(), reader.getSizeY()));
+                }
+                seriesMetadata.put("resolutions", resolutionsMetadata);
+                reader.setResolution(0);
+            }
+
+            seriesMetadata.put("imageCount", imageCount);
+            seriesMetadata.put("RGB", new Object[] { reader.isRGB(), reader.getRGBChannelCount() });
+            seriesMetadata.put("interleaved", reader.isInterleaved());
+
+            // indexed
+            {
+                final List<Object> indexed = new ArrayList<Object>();
+                indexed.add(reader.isIndexed());
+                indexed.add(String.format("%b color", !reader.isFalseColor()));
+                final byte[][] table8 = reader.get8BitLookupTable();
+                if (table8 != null) {
+                    indexed.add(
+                            String.format("8-bit LUT: %d x %s", table8.length,
+                                    table8[0] == null ? "null" : "" + table8[0].length));
+                }
+                final short[][] table16 = reader.get16BitLookupTable();
+                if (table16 != null) {
+                    indexed.add(String.format("16-bit LUT: %d x %s", table16.length,
+                            table16[0] == null ? "null" : "" + table16[0].length));
+                }
+                seriesMetadata.put("indexed", indexed);
+            }
+
+            seriesMetadata.put("sizeX", reader.getSizeX());
+            seriesMetadata.put("sizeY", reader.getSizeY());
+            final int sizeZ = reader.getSizeZ();
+            seriesMetadata.put("sizeZ", makeDimension(sizeZ, sizeZ, reader.getModuloZ()));
+            seriesMetadata.put("sizeC",
+                    makeDimension(reader.getSizeC(), reader.getEffectiveSizeC(), reader.getModuloC()));
+            final int sizeT = reader.getSizeT();
+            seriesMetadata.put("sizeT", makeDimension(sizeT, sizeT, reader.getModuloT()));
+            seriesMetadata.put("tileSize", makeRectangle(reader.getOptimalTileWidth(), reader.getOptimalTileHeight()));
+            seriesMetadata.put("thumbnailSize", makeRectangle(reader.getThumbSizeX(), reader.getThumbSizeY()));
+            seriesMetadata.put("endianness", reader.isLittleEndian() ? "little" : "big");
+            seriesMetadata.put("dimensionOrder",
+                    new String[] { reader.getDimensionOrder(), reader.isOrderCertain() ? "certain" : "uncertain" });
+            seriesMetadata.put("pixelType", FormatTools.getPixelTypeString(reader.getPixelType()));
+            seriesMetadata.put("validBitsPerPixel", reader.getBitsPerPixel());
+            seriesMetadata.put("metadataComplete", reader.isMetadataComplete());
+            seriesMetadata.put("thumbnailSeries", reader.isThumbnailSeries());
+
+            // plane
+            {
+                final int[] indices;
+                if (imageCount > 6) {
+                    int q = imageCount / 2;
+                    indices = new int[] { 0, q - 2, q - 1, q, q + 1, q + 2, imageCount - 1 };
+                } else if (imageCount > 2) {
+                    indices = new int[] { 0, imageCount / 2, imageCount - 1 };
+                } else if (imageCount > 1) {
+                    indices = new int[] { 0, 1 };
+                } else {
+                    indices = new int[] { 0 };
+                }
+                final int[][] zct = new int[indices.length][];
+                final int[] indices2 = new int[indices.length];
+                for (int i = 0; i < indices.length; i++) {
+                    zct[i] = reader.getZCTCoords(indices[i]);
+                    indices2[i] = reader.getIndex(zct[i][0], zct[i][1], zct[i][2]);
+                    final Map<String, Object> planeMetadata = new LinkedHashMap<String, Object>();
+                    planeMetadata.put("Z", zct[i][0]);
+                    planeMetadata.put("C", zct[i][1]);
+                    planeMetadata.put("T", zct[i][2]);
+                    if (indices[i] != indices2[i]) {
+                        planeMetadata.put("[mismatch]", indices2[i]);
+                    }
+                    seriesMetadata.put(String.format("plane[%d]", indices[i]), planeMetadata);
+                }
+            }
+            metadata.put(String.format("series[%d]", j), seriesMetadata);
         }
-        seriesMetadata.put("resolutions", resolutionsMetadata);
-        reader.setResolution(0);
-      }
 
-      seriesMetadata.put("imageCount", imageCount);
-      seriesMetadata.put("RGB", new Object[] { reader.isRGB(), reader.getRGBChannelCount() });
-      seriesMetadata.put("interleaved", reader.isInterleaved());
+        return metadata;
+    }
 
-      // indexed
-      {
-        final List<Object> indexed = new ArrayList<Object>();
-        indexed.add(reader.isIndexed());
-        indexed.add(String.format("%b color", !reader.isFalseColor()));
-        final byte[][] table8 = reader.get8BitLookupTable();
-        if (table8 != null) {
-          indexed.add(
-              String.format("8-bit LUT: %d x %s", table8.length, table8[0] == null ? "null" : "" + table8[0].length));
+    protected static Map<String, Object> readAnnotations(final IFormatReader reader) {
+        final Map<String, Object> metadata = new LinkedHashMap<String, Object>();
+        // global metadata
+        final Hashtable<String, Object> globalMetadata = reader.getGlobalMetadata();
+        for (String key : MetadataTools.keys(globalMetadata)) {
+            metadata.put(key, globalMetadata.get(key));
         }
-        final short[][] table16 = reader.get16BitLookupTable();
-        if (table16 != null) {
-          indexed.add(String.format("16-bit LUT: %d x %s", table16.length,
-              table16[0] == null ? "null" : "" + table16[0].length));
+        // original metadata
+        final int seriesCount = reader.getSeriesCount();
+        for (int j = 0; j < seriesCount; j++) {
+            reader.setSeries(j);
+            final Hashtable<String, Object> seriesMagedata = reader.getSeriesMetadata();
+            if (!seriesMagedata.isEmpty()) {
+                final Map<String, Object> seriesMetadata = new LinkedHashMap<String, Object>();
+                final String[] keys = MetadataTools.keys(seriesMagedata);
+                for (int i = 0; i < keys.length; i++) {
+                    seriesMetadata.put(keys[i], seriesMagedata.get(keys[i]));
+                }
+                metadata.put(String.format("series[%d]", j), seriesMetadata);
+            }
         }
-        seriesMetadata.put("indexed", indexed);
-      }
 
-      seriesMetadata.put("sizeX", reader.getSizeX());
-      seriesMetadata.put("sizeY", reader.getSizeY());
-      final int sizeZ = reader.getSizeZ();
-      seriesMetadata.put("sizeZ", makeDimension(sizeZ, sizeZ, reader.getModuloZ()));
-      seriesMetadata.put("sizeC", makeDimension(reader.getSizeC(), reader.getEffectiveSizeC(), reader.getModuloC()));
-      final int sizeT = reader.getSizeT();
-      seriesMetadata.put("sizeT", makeDimension(sizeT, sizeT, reader.getModuloT()));
-      seriesMetadata.put("tileSize", makeRectangle(reader.getOptimalTileWidth(), reader.getOptimalTileHeight()));
-      seriesMetadata.put("thumbnailSize", makeRectangle(reader.getThumbSizeX(), reader.getThumbSizeY()));
-      seriesMetadata.put("endianness", reader.isLittleEndian() ? "little" : "big");
-      seriesMetadata.put("dimensionOrder",
-          new String[] { reader.getDimensionOrder(), reader.isOrderCertain() ? "certain" : "uncertain" });
-      seriesMetadata.put("pixelType", FormatTools.getPixelTypeString(reader.getPixelType()));
-      seriesMetadata.put("validBitsPerPixel", reader.getBitsPerPixel());
-      seriesMetadata.put("metadataComplete", reader.isMetadataComplete());
-      seriesMetadata.put("thumbnailSeries", reader.isThumbnailSeries());
+        return metadata;
+    }
 
-      // plane
-      {
-        final int[] indices;
-        if (imageCount > 6) {
-          int q = imageCount / 2;
-          indices = new int[] { 0, q - 2, q - 1, q, q + 1, q + 2, imageCount - 1 };
-        } else if (imageCount > 2) {
-          indices = new int[] { 0, imageCount / 2, imageCount - 1 };
-        } else if (imageCount > 1) {
-          indices = new int[] { 0, 1 };
-        } else {
-          indices = new int[] { 0 };
+    protected static Object makeDimension(final int size, final int effSize, final Modulo modulo) {
+        final int mLength = modulo.length();
+        if (size == effSize && mLength == 1) {
+            return size;
         }
-        final int[][] zct = new int[indices.length][];
-        final int[] indices2 = new int[indices.length];
-        for (int i = 0; i < indices.length; i++) {
-          zct[i] = reader.getZCTCoords(indices[i]);
-          indices2[i] = reader.getIndex(zct[i][0], zct[i][1], zct[i][2]);
-          final Map<String, Object> planeMetadata = new LinkedHashMap<String, Object>();
-          planeMetadata.put("Z", zct[i][0]);
-          planeMetadata.put("C", zct[i][1]);
-          planeMetadata.put("T", zct[i][2]);
-          if (indices[i] != indices2[i]) {
-            planeMetadata.put("[mismatch]", indices2[i]);
-          }
-          seriesMetadata.put(String.format("plane[%d]", indices[i]), planeMetadata);
+        final List<Object> ret = new ArrayList<Object>();
+        ret.add(size);
+        if (size != effSize) {
+            ret.add(String.format("(effectively %d)", effSize));
         }
-      }
-      metadata.put(String.format("series[%d]", j), seriesMetadata);
-    }
-
-    return metadata;
-  }
-
-  protected static Map<String, Object> readAnnotations(final IFormatReader reader) {
-    final Map<String, Object> metadata = new LinkedHashMap<String, Object>();
-    // global metadata
-    final Hashtable<String, Object> globalMetadata = reader.getGlobalMetadata();
-    for (String key : MetadataTools.keys(globalMetadata)) {
-      metadata.put(key, globalMetadata.get(key));
-    }
-    // original metadata
-    final int seriesCount = reader.getSeriesCount();
-    for (int j = 0; j < seriesCount; j++) {
-      reader.setSeries(j);
-      final Hashtable<String, Object> seriesMagedata = reader.getSeriesMetadata();
-      if (!seriesMagedata.isEmpty()) {
-        final Map<String, Object> seriesMetadata = new LinkedHashMap<String, Object>();
-        final String[] keys = MetadataTools.keys(seriesMagedata);
-        for (int i = 0; i < keys.length; i++) {
-          seriesMetadata.put(keys[i], seriesMagedata.get(keys[i]));
+        if (mLength != 1) {
+            ret.add(String.format("(%d %s x %d %s)", size / mLength, modulo.parentType, mLength, modulo.type));
         }
-        metadata.put(String.format("series[%d]", j), seriesMetadata);
-      }
+
+        return ret;
     }
 
-    return metadata;
-  }
+    protected static Map<String, Object> makeRectangle(final int width, final int height) {
+        final Map<String, Object> ret = new LinkedHashMap<String, Object>();
+        ret.put("width", width);
+        ret.put("height", height);
 
-  protected static Object makeDimension(final int size, final int effSize, final Modulo modulo) {
-    final int mLength = modulo.length();
-    if (size == effSize && mLength == 1) {
-      return size;
-    }
-    final List<Object> ret = new ArrayList<Object>();
-    ret.add(size);
-    if (size != effSize) {
-      ret.add(String.format("(effectively %d)", effSize));
-    }
-    if (mLength != 1) {
-      ret.add(String.format("(%d %s x %d %s)", size / mLength, modulo.parentType, mLength, modulo.type));
+        return ret;
     }
 
-    return ret;
-  }
-
-  protected static Map<String, Object> makeRectangle(final int width, final int height) {
-    final Map<String, Object> ret = new LinkedHashMap<String, Object>();
-    ret.put("width", width);
-    ret.put("height", height);
-
-    return ret;
-  }
-
-  protected static String getJsonString(final Map<String, Object> map) {
-    final ObjectMapper mapper = new ObjectMapper();
-    String json = null;
-    try {
-      // json = mapper.writerWithDefaultPrettyPrinter().writeValueAsString(map);
-      json = mapper.writeValueAsString(map);
-    } catch (final Throwable e) {
-      // return "null" if conversion error occured
-      json = "null";
-    }
-
-    return json;
-  }
-
-  public static String readMetadata(final String path, final Map<String, Object> metadata)
-      throws BioFormatsImageException {
-    if (FilenameUtils.getExtension(path).toLowerCase().equals("zip")) {
-      // ignore if file is zip archive
-      throw new BioFormatsImageException("Zip is not supported");
-    }
-    String format = "";
-    final ImageInfo info = new ImageInfo();
-    final IFormatReader reader = new ImageReader();
-    try {
-      // info.parseArgs(new String[] { path, "-nopix", "-noflat", "-omexml" });
-      info.parseArgs(new String[] { path, "-nopix", "-noflat" });
-      info.setReader(reader);
-      info.mapLocation();
-      info.configureReaderPreInit();
-
-      // initialize reader
-      reader.setId(path);
-      format = reader.getFormat();
-      info.configureReaderPostInit();
-      info.checkWarnings();
-      // info.printOMEXML();
-      // info.readCoreMetadata();
-      metadata.put("images", readImages(reader));
-      info.initPreMinMaxValues();
-      reader.setSeries(0);
-      reader.setResolution(0);
-      // info.printGlobalMetadata();
-      // info.printOriginalMetadata();
-      final Map<String, Object> annotations = readAnnotations(reader);
-      if (!annotations.isEmpty()) {
-        metadata.put("annotations", annotations);
-      }
-    } catch (final Throwable e) {
-      throw new BioFormatsImageException(e);
-    } finally {
-      if (reader != null) {
+    protected static String getJsonString(final Map<String, Object> map) {
+        final ObjectMapper mapper = new ObjectMapper();
+        String json = null;
         try {
-          reader.close();
-        } catch (final IOException e) {
-          throw new BioFormatsImageException(e);
+            // json = mapper.writerWithDefaultPrettyPrinter().writeValueAsString(map);
+            json = mapper.writeValueAsString(map);
+        } catch (final Throwable e) {
+            // return "null" if conversion error occured
+            json = "null";
         }
-      }
+
+        return json;
     }
 
-    return format;
-  }
+    public static String readMetadata(final String path, final Map<String, Object> metadata)
+            throws BioFormatsImageException {
+        if (FilenameUtils.getExtension(path).toLowerCase().equals("zip")) {
+            // ignore if file is zip archive
+            throw new BioFormatsImageException("Zip is not supported");
+        }
+        String format = "";
+        final ImageInfo info = new ImageInfo();
+        final IFormatReader reader = new ImageReader();
+        try {
+            // info.parseArgs(new String[] { path, "-nopix", "-noflat", "-omexml" });
+            info.parseArgs(new String[] { path, "-nopix", "-noflat" });
+            info.setReader(reader);
+            info.mapLocation();
+            info.configureReaderPreInit();
 
-  // -- Main method --
-  public static void main(final String[] args) {
-    boolean status = true;
-    String message = "";
-    String format = "";
-    final Map<String, Object> metadata = new LinkedHashMap<String, Object>();
-    final Map<String, Object> thumbnail =  new LinkedHashMap<String, Object>();
-    if (args.length != 1) {
-      status = false;
-      message = "filename argument required";
-    } else {
-      final String path = args[0];
-      try {
-        DebugTools.enableLogging("ERROR");
-        format = readMetadata(path, metadata);
-        BioFormatsImageThumbnail.readThumbnail(path, thumbnail);
-      } catch (BioFormatsImageException e) {
-        status = false;
-        message = e.getMessage();
-        metadata.clear();
-        thumbnail.clear();
-      }
+            // initialize reader
+            reader.setId(path);
+            format = reader.getFormat();
+            info.configureReaderPostInit();
+            info.checkWarnings();
+            // info.printOMEXML();
+            // info.readCoreMetadata();
+            metadata.put("images", readImages(reader));
+            info.initPreMinMaxValues();
+            reader.setSeries(0);
+            reader.setResolution(0);
+            // info.printGlobalMetadata();
+            // info.printOriginalMetadata();
+            final Map<String, Object> annotations = readAnnotations(reader);
+            if (!annotations.isEmpty()) {
+                metadata.put("annotations", annotations);
+            }
+        } catch (final Throwable e) {
+            throw new BioFormatsImageException(e);
+        } finally {
+            if (reader != null) {
+                try {
+                    reader.close();
+                } catch (final IOException e) {
+                    throw new BioFormatsImageException(e);
+                }
+            }
+        }
+
+        return format;
     }
 
-    final Map<String, Object> results = new LinkedHashMap<String, Object>();
-    results.put("status", status);
-    results.put("message", message);
-    results.put("format", format);
-    results.put("thumbnail", thumbnail.isEmpty() ? null : thumbnail);
-    results.put("metadata", metadata.isEmpty() ? null : metadata);
-    System.out.println(getJsonString(results));
+    // -- Main method --
+    public static void main(final String[] args) {
+        boolean status = true;
+        String message = "";
+        String format = "";
+        final Map<String, Object> metadata = new LinkedHashMap<String, Object>();
+        final Map<String, Object> thumbnail = new LinkedHashMap<String, Object>();
+        if (args.length != 1) {
+            status = false;
+            message = "filename argument required";
+        } else {
+            final String path = args[0];
+            try {
+                DebugTools.enableLogging("ERROR");
+                format = readMetadata(path, metadata);
+                BioFormatsImageThumbnail.readThumbnail(path, thumbnail);
+            } catch (BioFormatsImageException e) {
+                status = false;
+                message = e.getMessage();
+                metadata.clear();
+                thumbnail.clear();
+            }
+        }
 
-    if (!status) {
-      System.exit(1);
+        final Map<String, Object> results = new LinkedHashMap<String, Object>();
+        results.put("status", status);
+        results.put("message", message);
+        results.put("format", format);
+        results.put("thumbnail", thumbnail.isEmpty() ? null : thumbnail);
+        results.put("metadata", metadata.isEmpty() ? null : metadata);
+        System.out.println(getJsonString(results));
+
+        if (!status) {
+            System.exit(1);
+        }
     }
-  }
 }