ConversationLoader.java

package org.thoughtcrime.securesms.database.loaders;

import android.content.Context;
import android.database.Cursor;

import org.thoughtcrime.securesms.database.DatabaseFactory;
import org.thoughtcrime.securesms.util.AbstractCursorLoader;

public class ConversationLoader extends AbstractCursorLoader {
  private final long threadId;
  private       long limit;
  private       long lastSeen;

  public ConversationLoader(Context context, long threadId, long limit, long lastSeen) {
    super(context);
    this.threadId = threadId;
    this.limit    = limit;
    this.lastSeen = lastSeen;
  }

  public boolean hasLimit() {
    return limit > 0;
  }

  public long getLastSeen() {
    return lastSeen;
  }

  @Override
  public Cursor getCursor() {
    if (lastSeen == -1) {
      this.lastSeen = DatabaseFactory.getThreadDatabase(context).getLastSeen(threadId);
    }

    return DatabaseFactory.getMmsSmsDatabase(context).getConversation(threadId, limit);
  }
}