1 /* 2 * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.jshell.execution; 27 28 /** 29 * Communication constants shared between the main process and the remote 30 * execution process. These are not enums to allow for future expansion, and 31 * remote/local of different versions. 32 * 33 * @author Robert Field 34 */ 35 class RemoteCodes { 36 37 /** 38 * Command prefix markers. 39 */ 40 static final int COMMAND_PREFIX = 0xC03DC03D; 41 42 // Command codes 43 44 /** 45 * Exit the the agent. 46 */ 47 static final String CMD_CLOSE = "CMD_CLOSE"; 48 /** 49 * Load classes. 50 */ 51 static final String CMD_LOAD = "CMD_LOAD"; 52 /** 53 * Redefine classes. 54 */ 55 static final String CMD_REDEFINE = "CMD_REDEFINE"; 56 /** 57 * Invoke a method. 58 */ 59 static final String CMD_INVOKE = "CMD_INVOKE"; 60 /** 61 * Retrieve the value of a variable. 62 */ 63 static final String CMD_VAR_VALUE = "CMD_VAR_VALUE"; 64 /** 65 * Add to the class-path. 66 */ 67 static final String CMD_ADD_CLASSPATH = "CMD_ADD_CLASSPATH"; 68 /** 69 * Set the class-path. 70 */ 71 static final String CMD_SET_CLASSPATH = "CMD_SET_CLASSPATH"; 72 /** 73 * Stop an invoke. 74 */ 75 static final String CMD_STOP = "CMD_STOP"; 76 77 // Return result codes 78 79 /** 80 * The command succeeded. 81 */ 82 static final int RESULT_SUCCESS = 100; 83 /** 84 * Unbidden execution engine termination. 85 */ 86 static final int RESULT_TERMINATED = 101; 87 /** 88 * Command not implemented. 89 */ 90 static final int RESULT_NOT_IMPLEMENTED = 102; 91 /** 92 * The command failed. 93 */ 94 static final int RESULT_INTERNAL_PROBLEM = 103; 95 /** 96 * User exception encountered. 97 */ 98 static final int RESULT_USER_EXCEPTION = 104; 99 /** 100 * Corralled code exception encountered. 101 */ 102 static final int RESULT_CORRALLED = 105; 103 /** 104 * Exception encountered during class load/redefine. 105 */ 106 static final int RESULT_CLASS_INSTALL_EXCEPTION = 106; 107 /** 108 * The invoke has been stopped. 109 */ 110 static final int RESULT_STOPPED = 107; 111 112 }