fix img target size mismatch issue during inference (#542)

* force 100x100 crop for inference

* correct the order of the parameters of Resize and CenterCrop functions

* format java code with gradlew fJ for  passing build

---------

Co-authored-by: Xinhua Gu <[email protected]>

Author: xinhuagu

footwear_classification/src/main/java/com/examples/Inference.java

@@ -18,6 +18,7 @@
 import ai.djl.modality.Classifications;
 import ai.djl.modality.cv.Image;
 import ai.djl.modality.cv.ImageFactory;
+import ai.djl.modality.cv.transform.CenterCrop;
 import ai.djl.modality.cv.transform.Resize;
 import ai.djl.modality.cv.transform.ToTensor;
 import ai.djl.modality.cv.translator.ImageClassificationTranslator;
@@ -65,6 +66,7 @@ public static void main(String[] args) throws ModelException, TranslateException
             Translator<Image, Classifications> translator =
                     ImageClassificationTranslator.builder()
                             .addTransform(new Resize(Models.IMAGE_WIDTH, Models.IMAGE_HEIGHT))
+                            .addTransform(new CenterCrop(Models.IMAGE_WIDTH, Models.IMAGE_HEIGHT))
                             .addTransform(new ToTensor())
                             .optApplySoftmax(true)
                             .build();

footwear_classification/src/main/java/com/examples/Training.java

@@ -70,7 +70,7 @@ public static void main(String[] args) throws IOException, TranslateException {
             // metrics collect and report key performance indicators, like accuracy
             trainer.setMetrics(new Metrics());
 
-            Shape inputShape = new Shape(1, 3, Models.IMAGE_HEIGHT, Models.IMAGE_HEIGHT);
+            Shape inputShape = new Shape(1, 3, Models.IMAGE_HEIGHT, Models.IMAGE_WIDTH);
 
             // initialize trainer with proper input shape
             trainer.initialize(inputShape);

malicious-url-detector/src/main/java/com/example/FilterProxy.java

@@ -23,8 +23,8 @@
 import java.util.ArrayList;
 
 /**
- * FilterProxy class receives requests on a server socket, and handles requests on individual threads
- * looking for malicious url patterns.
+ * FilterProxy class receives requests on a server socket, and handles requests on individual
+ * threads looking for malicious url patterns.
  */
 public class FilterProxy implements Runnable {