1 /* 2 * Copyright (c) 1998, 2004, 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 com.sun.jdi.connect; 27 28 import com.sun.jdi.VirtualMachine; 29 import java.util.Map; 30 import java.io.IOException; 31 32 /** 33 * A connector which can launch a target VM before connecting to it. 34 * 35 * @author Gordon Hirsch 36 * @since 1.3 37 */ 38 public interface LaunchingConnector extends Connector { 39 /** 40 * Launches an application and connects to its VM. Properties 41 * of the launch (possibly including options, 42 * main class, and arguments) are specified in 43 * <code>arguments</code>. 44 * The argument map associates argument name strings to instances 45 * of {@link Connector.Argument}. The default argument map for a 46 * connector can be obtained through {@link Connector#defaultArguments}. 47 * Argument map values can be changed, but map entries should not be 48 * added or deleted. 49 * <p>A target VM launched by a launching connector is not 50 * guaranteed to be stable until after the {@link com.sun.jdi.event.VMStartEvent} has been 51 * received. 52 * <p> 53 * <b>Important note:</b> If a target VM is launched through this 54 * funcctions, its output and error streams must be read as it 55 * executes. These streams are available through the 56 * {@link java.lang.Process Process} object returned by 57 * {@link com.sun.jdi.VirtualMachine#process}. If the streams are not periodically 58 * read, the target VM will stop executing when the buffers for these 59 * streams are filled. 60 * 61 * @param arguments the argument map to be used in launching the VM. 62 * @return the {@link VirtualMachine} mirror of the target VM. 63 * @throws java.io.IOException when unable to launch. 64 * Specific exceptions are dependent on the Connector implementation 65 * in use. 66 * @throws IllegalConnectorArgumentsException when one of the 67 * connector arguments is invalid. 68 * @throws VMStartException when the VM was successfully launched, but 69 * terminated with an error before a connection could be established. 70 */ 71 VirtualMachine launch(Map<String,? extends Connector.Argument> arguments) 72 throws IOException, IllegalConnectorArgumentsException, 73 VMStartException; 74 }