feat(api) A little change for forward compatibility

Author: 翊名

openmessaging-api-samples/src/main/java/io/openmessaging/samples/producer/TransactionProducerApp.java

@@ -22,7 +22,7 @@
 import io.openmessaging.api.OMS;
 import io.openmessaging.api.SendResult;
 import io.openmessaging.api.transaction.LocalTransactionChecker;
-import io.openmessaging.api.transaction.LocalTransactionExecutor;
+import io.openmessaging.api.transaction.LocalTransactionExecuter;
 import io.openmessaging.api.transaction.TransactionProducer;
 import io.openmessaging.api.transaction.TransactionStatus;
 import java.util.Properties;
@@ -51,7 +51,7 @@ public void run() {
         Message message = new Message("NS://Topic", "TagA", "Hello MQ".getBytes());
 
         //Sends a transaction message to the specified destination synchronously.
-        SendResult result = producer.send(message, new LocalTransactionExecutor() {
+        SendResult result = producer.send(message, new LocalTransactionExecuter() {
             @Override public TransactionStatus execute(Message message, Object arg) {
                 return TransactionStatus.CommitTransaction;
             }

openmessaging-api/src/main/java/io/openmessaging/api/OnExceptionContext.java

@@ -33,7 +33,7 @@ public class OnExceptionContext {
     /**
      * Detailed exception stack information.
      */
-    private OMSRuntimeException omsRuntimeException;
+    private OMSRuntimeException exception;
 
     public String getMessageId() {
         return messageId;
@@ -51,11 +51,12 @@ public void setTopic(String topic) {
         this.topic = topic;
     }
 
-    public OMSRuntimeException getOmsRuntimeException() {
-        return omsRuntimeException;
+
+    public OMSRuntimeException getException() {
+        return exception;
     }
 
-    public void setOmsRuntimeException(OMSRuntimeException omsRuntimeException) {
-        this.omsRuntimeException = omsRuntimeException;
+    public void setException(OMSRuntimeException exception) {
+        this.exception = exception;
     }
 }

openmessaging-api/src/main/java/io/openmessaging/api/exception/OMSRuntimeException.java

@@ -38,13 +38,21 @@ public class OMSRuntimeException extends RuntimeException {
      *
      * @see Error
      **/
-    private final int errorCode;
+    private int errorCode;
+
+    public OMSRuntimeException() {
+    }
 
     public OMSRuntimeException(String message) {
         super(message);
         this.errorCode = OMSResponseStatus.STATUS_1400.getStatusCode();
     }
 
+    public OMSRuntimeException(Throwable cause) {
+        super(cause);
+        this.errorCode = OMSResponseStatus.STATUS_1400.getStatusCode();
+    }
+
     public OMSRuntimeException(String message, Throwable cause) {
         super(message, cause);
         this.errorCode = OMSResponseStatus.STATUS_1400.getStatusCode();