add support for moveMessagesOperation to java library (#1749)

src/java/com/libmailcore/IMAPMoveMessagesOperation.java

@@ -0,0 +1,12 @@
+package com.libmailcore;
+
+import java.util.Map;
+
+/** Operation to move IMAP messages. */
+public class IMAPMoveMessagesOperation extends IMAPOperation {
+    /**
+        Returns a map of the UIDs of the messages in the source folder to the UIDs of
+        the messages in the destination folder.
+    */
+    public native Map<Long,Long> uidMapping();
+}

src/java/com/libmailcore/IMAPSession.java

@@ -160,6 +160,9 @@ public IMAPAppendMessageOperation appendMessageOperation(String folder, byte[] m
     /** Returns an operation to copy messages to a folder. */
     public native IMAPCopyMessagesOperation copyMessagesOperation(String folder, IndexSet uids, String destFolder);
 
+    /** Returns an operation to move messages to a folder. */
+    public native IMAPMoveMessagesOperation moveMessagesOperation(String folder, IndexSet uids, String destFolder);
+
     /** Returns an operation to expunge messages after they've been marked as deleted. */
     public native IMAPOperation expungeOperation(String folder);
 

src/java/native/com_libmailcore_IMAPMoveMessagesOperation.cpp

@@ -0,0 +1,22 @@
+#include "com_libmailcore_IMAPMoveMessagesOperation.h"
+
+#include "MCBaseTypes.h"
+#include "JavaHandle.h"
+#include "TypesUtils.h"
+#include "MCIMAPMoveMessagesOperation.h"
+
+using namespace mailcore;
+
+#define nativeType IMAPMoveMessagesOperation
+#define javaType nativeType
+
+JNIEXPORT jobject JNICALL Java_com_libmailcore_IMAPMoveMessagesOperation_uidMapping
+  (JNIEnv * env, jobject obj)
+{
+    MC_POOL_BEGIN;
+    jobject result = MC_JAVA_BRIDGE_GET(uidMapping);
+    MC_POOL_END;
+    return result;
+}
+
+MC_JAVA_BRIDGE

src/java/native/com_libmailcore_IMAPSession.cpp

@@ -175,6 +175,16 @@ JNIEXPORT jobject JNICALL Java_com_libmailcore_IMAPSession_copyMessagesOperation
     return result;
 }
 
+JNIEXPORT jobject JNICALL Java_com_libmailcore_IMAPSession_moveMessagesOperation
+  (JNIEnv * env, jobject obj, jstring sourcePath, jobject uids, jstring destPath)
+{
+    MC_POOL_BEGIN;
+    jobject result = MC_TO_JAVA(MC_JAVA_NATIVE_INSTANCE->moveMessagesOperation(MC_FROM_JAVA(String, sourcePath),
+        MC_FROM_JAVA(IndexSet, uids), MC_FROM_JAVA(String, destPath)));
+    MC_POOL_END;
+    return result;
+}
+
 JNIEXPORT jobject JNICALL Java_com_libmailcore_IMAPSession_expungeOperation
   (JNIEnv * env, jobject obj, jstring path)
 {