update version number

README.md

@@ -11,19 +11,26 @@ mvn package
 ## run
 
 ```shell
-./target/dist/bin/bioformats-imageinfo "[path to image file]"
+./target/dist/bin/bioformats-imageinfo "[OPTION]" "[path to image file]"
 ```
 
 ### run by jar
 
 ```shell
-java -jar ./target/dist/lib/bioformats-imageinfo-1.2.3.jar "[path to image file]"
+java -jar ./target/dist/lib/bioformats-imageinfo-1.2.4.jar "[OPTION]" "[path to image file]"
 ```
 
 ### run by fat jar
 
 ```shell
-java -jar ./target/bioformats-imageinfo-1.2.3-jar-with-dependencies.jar "[path to image file]"
+java -jar ./target/bioformats-imageinfo-1.2.4-jar-with-dependencies.jar "[OPTION]" "[path to image file]"
+```
+
+### OPTION
+
+```shell
+-M output metadata
+-T output thumbnail
 ```
 
 ## library usage

pom.xml

@@ -5,7 +5,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>jp.riken.neurodata.tools.BioFormatsImageInfo</groupId>
   <artifactId>bioformats-imageinfo</artifactId>
-  <version>1.2.3</version>
+  <version>1.2.4</version>
 
   <name>bioformats-imageinfo</name>
   <url>https://neurodata.riken.jp</url>

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

@@ -248,17 +248,34 @@ public class BioFormatsImageInfo {
         boolean status = true;
         String message = "";
         String format = "";
+        boolean metadataON = true;
+        boolean thumbnailON = true;
+        String path = "";
         final Map<String, Object> metadata = new LinkedHashMap<String, Object>();
         final Map<String, Object> thumbnail = new LinkedHashMap<String, Object>();
-        if (args.length != 1) {
+        if (args.length == 1) {
-            status = false;
+            path = args[0];
-            message = "filename argument required";
+        } else if (args.length == 2) {
+            if (args[0].startsWith("-")) {
+                metadataON = args[0].toUpperCase().contains("M");
+                thumbnailON = args[0].toUpperCase().contains("T");
+            }
+            path = args[1];
         } else {
-            final String path = args[0];
+            status = false;
+            message = "invalid parameters";
+            message += "\nUsage ./target/dist/bin/bioformats-imageinfo \"[OPTION]\" \"[path to image file]\"";
+            message += "\n-M output metadata\n-T output thumbnail";
+        }
+        if (status) {
             try {
                 DebugTools.enableLogging("OFF");
-                format = readMetadata(path, metadata);
+                if (metadataON) {
-                BioFormatsImageThumbnail.readThumbnail(path, thumbnail);
+                    format = readMetadata(path, metadata);
+                }
+                if (thumbnailON) {
+                    BioFormatsImageThumbnail.readThumbnail(path, thumbnail);
+                }
             } catch (Throwable t) {
                 status = false;
                 message = t.getMessage();