Separate the sync layer from its clients. #112

briar-api/src/org/briarproject/api/sync/MessageStatus.java

@@ -0,0 +1,38 @@
+package org.briarproject.api.sync;
+
+import org.briarproject.api.contact.ContactId;
+
+public class MessageStatus {
+
+	private final MessageId messageId;
+	private final ContactId contactId;
+	private final boolean sent, seen;
+
+	public MessageStatus(MessageId messageId, ContactId contactId,
+			boolean sent, boolean seen) {
+		this.messageId = messageId;
+		this.contactId = contactId;
+		this.sent = sent;
+		this.seen = seen;
+	}
+
+	/** Returns the ID of the message. */
+	public MessageId getMessageId() {
+		return messageId;
+	}
+
+	/** Returns the ID of the contact. */
+	public ContactId getContactId() {
+		return contactId;
+	}
+
+	/** Returns true if the message has been sent to the contact. */
+	public boolean isSent() {
+		return sent;
+	}
+
+	/** Returns true if the message has been seen by the contact. */
+	public boolean isSeen() {
+		return seen;
+	}
+}