NIFI-14871 Implemented PMD UnnecessaryConstructor rule.

Signed-off-by: Pierre Villard <[email protected]>

This closes #10216.

Author: dan-s1

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/FlowStatusReport.java

@@ -42,9 +42,6 @@ public class FlowStatusReport implements java.io.Serializable {
     private List<String> errorsGeneratingReport;
     private static final ObjectMapper objectMapper = new ObjectMapper();
 
-    public FlowStatusReport() {
-    }
-
     public List<ControllerServiceStatus> getControllerServiceStatusList() {
         return controllerServiceStatusList;
     }

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/common/BulletinStatus.java

@@ -23,9 +23,6 @@ public class BulletinStatus implements java.io.Serializable {
     private Date timestamp;
     private String message;
 
-    public BulletinStatus() {
-    }
-
     public Date getTimestamp() {
         return timestamp;
     }

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/common/ValidationError.java

@@ -22,9 +22,6 @@ public class ValidationError implements java.io.Serializable {
     private String input;
     private String reason;
 
-    public ValidationError() {
-    }
-
     public String getSubject() {
         return subject;
     }

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/connection/ConnectionHealth.java

@@ -21,9 +21,6 @@ public class ConnectionHealth implements java.io.Serializable {
     private int queuedCount;
     private long queuedBytes;
 
-    public ConnectionHealth() {
-    }
-
     public int getQueuedCount() {
         return queuedCount;
     }

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/connection/ConnectionStats.java

@@ -23,9 +23,6 @@ public class ConnectionStats implements java.io.Serializable {
     private int outputCount;
     private long outputBytes;
 
-    public ConnectionStats() {
-    }
-
     public int getInputCount() {
         return inputCount;
     }

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/controllerservice/ControllerServiceHealth.java

@@ -26,9 +26,6 @@ public class ControllerServiceHealth implements java.io.Serializable {
     private boolean hasBulletins;
     private List<ValidationError> validationErrorList;
 
-    public ControllerServiceHealth() {
-    }
-
     public String getState() {
         return state;
     }

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/controllerservice/ControllerServiceStatus.java

@@ -26,9 +26,6 @@ public class ControllerServiceStatus implements java.io.Serializable {
     private ControllerServiceHealth controllerServiceHealth;
     private List<BulletinStatus> bulletinList;
 
-    public ControllerServiceStatus() {
-    }
-
     public String getName() {
         return name;
     }

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/instance/InstanceHealth.java

@@ -24,9 +24,6 @@ public class InstanceHealth implements java.io.Serializable {
     private boolean hasBulletins;
     private int activeThreads;
 
-    public InstanceHealth() {
-    }
-
     public int getQueuedCount() {
         return queuedCount;
     }

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/instance/InstanceStats.java

@@ -27,9 +27,6 @@ public class InstanceStats implements java.io.Serializable {
     private long bytesReceived;
     private int flowfilesReceived;
 
-    public InstanceStats() {
-    }
-
     public long getBytesRead() {
         return bytesRead;
     }

minifi/minifi-commons/minifi-flow-status-report/src/main/java/org/apache/nifi/minifi/commons/status/instance/InstanceStatus.java

@@ -27,9 +27,6 @@ public class InstanceStatus implements java.io.Serializable {
     private List<BulletinStatus> bulletinList;
     private InstanceStats instanceStats;
 
-    public InstanceStatus() {
-    }
-
     public InstanceHealth getInstanceHealth() {
         return instanceHealth;
     }