Adding hashCode and equals method to batchOverrideConfiguration and testing it.

Author: Michael Li

core/sdk-core/src/main/java/software/amazon/awssdk/core/BatchOverrideConfiguration.java

@@ -82,6 +82,34 @@ public String toString() {
                        .build();
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (o == null || getClass() != o.getClass()) {
+            return false;
+        }
+
+        BatchOverrideConfiguration that = (BatchOverrideConfiguration) o;
+
+        if (maxBatchItems != null ? !maxBatchItems.equals(that.maxBatchItems) : that.maxBatchItems != null) {
+            return false;
+        }
+        if (maxBatchOpenInMs != null ? !maxBatchOpenInMs.equals(that.maxBatchOpenInMs) : that.maxBatchOpenInMs != null) {
+            return false;
+        }
+        return scheduledExecutor.equals(that.scheduledExecutor);
+    }
+
+    @Override
+    public int hashCode() {
+        int result = maxBatchItems != null ? maxBatchItems.hashCode() : 0;
+        result = 31 * result + (maxBatchOpenInMs != null ? maxBatchOpenInMs.hashCode() : 0);
+        result = 31 * result + scheduledExecutor.hashCode();
+        return result;
+    }
+
     public static final class Builder implements CopyableBuilder<Builder, BatchOverrideConfiguration> {
 
         private Integer maxBatchItems;

core/sdk-core/src/test/java/software/amazon/awssdk/core/BatchOverrideConfigurationTest.java

@@ -53,11 +53,13 @@ public void createNewBatchOverrideConfiguration() {
     }
 
     @Test
-    public void creatingCopyWithToBuilder() {
+    public void creatingCopyWithToBuilderAndCheckEqual() {
         BatchOverrideConfiguration overrideConfigurationCopy = overrideConfiguration.toBuilder().build();
         Assert.assertEquals(maxBatchItems, overrideConfigurationCopy.maxBatchItems().intValue());
         Assert.assertEquals(maxBatchOpenInMs, overrideConfigurationCopy.maxBatchOpenInMs().toMillis());
         Assert.assertEquals(scheduledExecutor, overrideConfigurationCopy.scheduledExecutor());
+        Assert.assertEquals(overrideConfiguration, overrideConfigurationCopy);
+        Assert.assertEquals(overrideConfiguration.hashCode(), overrideConfigurationCopy.hashCode());
     }
 
     @Test