Move all sources to 'src/'

[lttng-ust.git] / liblttng-ust-java-agent / java / lttng-ust-agent-common / org / lttng / ust / agent / client / SessiondCommand.java

diff --git a/liblttng-ust-java-agent/java/lttng-ust-agent-common/org/lttng/ust/agent/client/SessiondCommand.java b/liblttng-ust-java-agent/java/lttng-ust-agent-common/org/lttng/ust/agent/client/SessiondCommand.java
deleted file mode 100644 (file)
index 27aba23..0000000
--- a/liblttng-ust-java-agent/java/lttng-ust-agent-common/org/lttng/ust/agent/client/SessiondCommand.java
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * SPDX-License-Identifier: LGPL-2.1-only
- *
- * Copyright (C) 2015-2016 EfficiOS Inc.
- * Copyright (C) 2015-2016 Alexandre Montplaisir <alexmonthy@efficios.com>
- * Copyright (C) 2013 David Goulet <dgoulet@efficios.com>
- */
-
-package org.lttng.ust.agent.client;
-
-import java.nio.ByteBuffer;
-import java.nio.charset.Charset;
-
-/**
- * Base class to represent all commands sent from the session daemon to the Java
- * agent. The agent is then expected to execute the command and provide a
- * response.
- *
- * @author Alexandre Montplaisir
- */
-abstract class SessiondCommand {
-
-       /**
-        * Encoding that should be used for the strings in the sessiond agent
-        * protocol on the socket.
-        */
-       protected static final Charset SESSIOND_PROTOCOL_CHARSET = Charset.forName("UTF-8");
-
-       enum CommandType {
-               /** List logger(s). */
-               CMD_LIST(1),
-               /** Enable logger by name. */
-               CMD_EVENT_ENABLE(2),
-               /** Disable logger by name. */
-               CMD_EVENT_DISABLE(3),
-               /** Registration done */
-               CMD_REG_DONE(4),
-               /** Enable application context */
-               CMD_APP_CTX_ENABLE(5),
-               /** Disable application context */
-               CMD_APP_CTX_DISABLE(6);
-
-               private int code;
-
-               private CommandType(int c) {
-                       code = c;
-               }
-
-               public int getCommandType() {
-                       return code;
-               }
-       }
-
-       /**
-        * Execute the command handler's action on the specified tracing agent.
-        *
-        * @param agent
-        *            The agent on which to execute the command
-        * @return If the command completed successfully or not
-        */
-       public abstract LttngAgentResponse execute(ILttngTcpClientListener agent);
-
-       /**
-        * Utility method to read agent-protocol strings passed on the socket. The
-        * buffer will contain a 32-bit integer representing the length, immediately
-        * followed by the string itself.
-        *
-        * @param buffer
-        *            The ByteBuffer from which to read. It should already be setup
-        *            and positioned where the read should begin.
-        * @return The string that was read, or <code>null</code> if it was badly
-        *         formatted.
-        */
-       protected static String readNextString(ByteBuffer buffer) {
-               int nbBytes = buffer.getInt();
-               if (nbBytes < 0) {
-                       /* The string length should be positive */
-                       return null;
-               }
-               if (nbBytes == 0) {
-                       /* The string is explicitly an empty string */
-                       return "";
-               }
-
-               byte[] stringBytes = new byte[nbBytes];
-               buffer.get(stringBytes);
-               return new String(stringBytes, SESSIOND_PROTOCOL_CHARSET).trim();
-       }
-}