saintstack commented on a change in pull request #476: HBASE-11062 hbtop URL: https://github.com/apache/hbase/pull/476#discussion_r315514496
########## File path: hbase-hbtop/src/main/java/org/apache/hadoop/hbase/hbtop/terminal/Terminal.java ########## @@ -0,0 +1,39 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.hadoop.hbase.hbtop.terminal; + +import edu.umd.cs.findbugs.annotations.Nullable; +import java.io.Closeable; +import org.apache.yetus.audience.InterfaceAudience; + + +/** + * The terminal interface that is an abstraction of terminal screen. + */ +@InterfaceAudience.Private +public interface Terminal extends Closeable { + void clear(); + void refresh(); + TerminalSize getSize(); + @Nullable TerminalSize doResizeIfNecessary(); + @Nullable KeyPress pollKeyPress(); + CursorPosition getCursorPosition(); + void setCursorPosition(int column, int row); + void hideCursor(); + TerminalPrinter getTerminalPrinter(int startRow); +} Review comment: Or something like this... https://github.com/JetBrains/jediterm/blob/master/terminal/src/com/jediterm/terminal/Terminal.java from the jetbrains terminal emulator... ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services
