Move remote wipe MessageType enum to briar-api

briar-api/src/main/java/org/briarproject/briar/api/remotewipe/MessageType.java

@@ -0,0 +1,29 @@
+package org.briarproject.briar.api.remotewipe;
+
+import org.briarproject.bramble.api.FormatException;
+import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
+
+import javax.annotation.concurrent.Immutable;
+
+@Immutable
+@NotNullByDefault
+public enum MessageType {
+
+	SETUP(0), WIPE(1);
+
+	private final int value;
+
+	MessageType(int value) {
+		this.value = value;
+	}
+
+	public int getValue() {
+		return value;
+	}
+
+	public static MessageType fromValue(int value) throws
+			FormatException {
+		for (MessageType m : values()) if (m.value == value) return m;
+		throw new FormatException();
+	}
+}

briar-api/src/main/java/org/briarproject/briar/api/remotewipe/RemoteWipeMessageHeader.java

@@ -16,18 +16,24 @@ import javax.annotation.concurrent.Immutable;
 public class RemoteWipeMessageHeader extends ConversationMessageHeader {
 
 	private final List<AttachmentHeader> attachmentHeaders;
+	private final MessageType type;
 
 	public RemoteWipeMessageHeader(MessageId id, GroupId groupId, long timestamp,
 			boolean local, boolean read, boolean sent, boolean seen,
-			List<AttachmentHeader> headers) {
+			List<AttachmentHeader> headers, MessageType type) {
 		super(id, groupId, timestamp, local, read, sent, seen);
 		this.attachmentHeaders = headers;
+		this.type = type;
 	}
 
 	public List<AttachmentHeader> getAttachmentHeaders() {
 		return attachmentHeaders;
 	}
 
+	public MessageType getMessageType() {
+		return type;
+	}
+
 	@Override
 	public <T> T accept(ConversationMessageVisitor<T> v) {
 		return v.visitRemoteWipeMessage(this);