Mercurial > hg > openjdk > jdk9 > langtools
view src/jdk.jshell/share/classes/jdk/jshell/execution/JdiExecutionControlProvider.java @ 4127:fff0714129d8
8179299: Fix HTML 5 errors in java.compiler module
8179300: Fix HTML 5 errors in jdk.compiler module
8179301: Fix HTML 5 errors in jdk.javadoc module
8179303: Fix HTML 5 errors in jdk.jshell module
Reviewed-by: darcy
author | jjg |
---|---|
date | Tue, 25 Apr 2017 18:35:24 -0700 |
parents | e7b7e4e436c4 |
children |
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/* * Copyright (c) 2016, 2017, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package jdk.jshell.execution; import java.io.IOException; import java.util.HashMap; import java.util.Locale; import java.util.Map; import jdk.jshell.spi.ExecutionControl; import jdk.jshell.spi.ExecutionControlProvider; import jdk.jshell.spi.ExecutionEnv; /** * A provider of remote JDI-controlled execution engines. * * @author Robert Field * @since 9 */ public class JdiExecutionControlProvider implements ExecutionControlProvider { /** * The remote agent to launch. */ public static final String PARAM_REMOTE_AGENT = "remoteAgent"; /** * Milliseconds before connect timeout. */ public static final String PARAM_TIMEOUT = "timeout"; /** * The local hostname to connect to. */ public static final String PARAM_HOST_NAME = "hostname"; /** * Should JDI-controlled launching be used? */ public static final String PARAM_LAUNCH = "launch"; /** * Default time-out expressed in milliseconds. */ private static final int DEFAULT_TIMEOUT = 5000; /** * Create an instance. An instance can be used to * {@linkplain #generate generate} an {@link ExecutionControl} instance * that uses the Java Debug Interface as part of the control of a remote * process. */ public JdiExecutionControlProvider() { } /** * The unique name of this {@code ExecutionControlProvider}. * * @return "jdi" */ @Override public String name() { return "jdi"; } /** * Create and return the default parameter map for this * {@code ExecutionControlProvider}. The map can optionally be modified; * Modified or unmodified it can be passed to * {@link #generate(jdk.jshell.spi.ExecutionEnv, java.util.Map) }. * <table> * <caption>Parameters</caption> * <tr> * <th>Parameter</th> * <th>Description</th> * <th>Constant Field</th> * </tr> * <tr> * <td>remoteAgent</td> * <td>the remote agent to launch</td> * <td>{@link #PARAM_REMOTE_AGENT}</td> * </tr> * <tr> * <td>timeout</td> * <td>milliseconds before connect timeout</td> * <td>{@link #PARAM_TIMEOUT}</td> * </tr> * <tr> * <td>launch</td> * <td>"true" for JDI controlled launch</td> * <td>{@link #PARAM_LAUNCH}</td> * </tr> * <tr> * <td>hostname</td> * <td>connect to the named of the local host ("" for discovered)</td> * <td>{@link #PARAM_HOST_NAME}</td> * </tr> * </table> * * @return the default parameter map */ @Override public Map<String, String> defaultParameters() { Map<String, String> dp = new HashMap<>(); dp.put(PARAM_REMOTE_AGENT, RemoteExecutionControl.class.getName()); dp.put(PARAM_TIMEOUT, "" + DEFAULT_TIMEOUT); dp.put(PARAM_HOST_NAME, ""); dp.put(PARAM_LAUNCH, "false"); return dp; } @Override public ExecutionControl generate(ExecutionEnv env, Map<String, String> parameters) throws IOException { Map<String, String> dp = defaultParameters(); if (parameters == null) { parameters = dp; } String remoteAgent = parameters.getOrDefault(PARAM_REMOTE_AGENT, dp.get(PARAM_REMOTE_AGENT)); int timeout = Integer.parseUnsignedInt( parameters.getOrDefault(PARAM_TIMEOUT, dp.get(PARAM_TIMEOUT))); String host = parameters.getOrDefault(PARAM_HOST_NAME, dp.get(PARAM_HOST_NAME)); String sIsLaunch = parameters.getOrDefault(PARAM_LAUNCH, dp.get(PARAM_LAUNCH)).toLowerCase(Locale.ROOT); boolean isLaunch = sIsLaunch.length() > 0 && ("true".startsWith(sIsLaunch) || "yes".startsWith(sIsLaunch)); return JdiDefaultExecutionControl.create(env, remoteAgent, isLaunch, host, timeout); } }