| /******************************************************************************* |
| * Copyright (c) 2003, 2008 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.osgi.service.environment; |
| |
| /** |
| * A Framework service which gives access to the command line used to start |
| * this running framework as well as information about the environment |
| * such as the current operating system, machine architecture, locale and |
| * windowing system. |
| * <p> |
| * This interface is not intended to be implemented by clients. |
| * </p> |
| * |
| * @since 3.0 |
| * @noimplement This interface is not intended to be implemented by clients. |
| */ |
| // TODO Need to add a method that gets the real application args. |
| //We might also want to explain how the command line is organized: fwk / non fwk. Non-fwk is rt args and app args. |
| public interface EnvironmentInfo { |
| |
| /** |
| * Returns all command line arguments specified when the running framework was started. |
| * |
| * @return the array of command line arguments. |
| */ |
| public String[] getCommandLineArgs(); |
| |
| /** |
| * Returns the arguments consumed by the framework implementation itself. Which |
| * arguments are consumed is implementation specific. |
| * |
| * @return the array of command line arguments consumed by the framework. |
| */ |
| public String[] getFrameworkArgs(); |
| |
| /** |
| * Returns the arguments not consumed by the framework implementation itself. Which |
| * arguments are consumed is implementation specific. |
| * |
| * @return the array of command line arguments not consumed by the framework. |
| */ |
| public String[] getNonFrameworkArgs(); |
| |
| /** |
| * Returns the string name of the current system architecture. |
| * The value is a user-defined string if the architecture is |
| * specified on the command line, otherwise it is the value |
| * returned by <code>java.lang.System.getProperty("os.arch")</code>. |
| * |
| * @return the string name of the current system architecture |
| */ |
| public String getOSArch(); |
| |
| /** |
| * Returns the string name of the current locale for use in finding files |
| * whose path starts with <code>$nl$</code>. |
| * |
| * @return the string name of the current locale |
| */ |
| public String getNL(); |
| |
| /** |
| * Returns the string name of the current operating system for use in finding |
| * files whose path starts with <code>$os$</code>. Return {@link Constants#OS_UNKNOWN} |
| * if the operating system cannot be determined. |
| * <p> |
| * The value may indicate one of the operating systems known to the platform |
| * (as specified in <code>org.eclipse.core.runtime.Platform#knownOSValues</code>) |
| * or a user-defined string if the operating system name is specified on the command line. |
| * </p> |
| * |
| * @return the string name of the current operating system |
| */ |
| public String getOS(); |
| |
| /** |
| * Returns the string name of the current window system for use in finding files |
| * whose path starts with <code>$ws$</code>. Return <code>null</code> |
| * if the window system cannot be determined. |
| * |
| * @return the string name of the current window system or <code>null</code> |
| */ |
| public String getWS(); |
| |
| /** |
| * Returns <code>true</code> if the framework is in debug mode and |
| * <code>false</code> otherwise. |
| * |
| * @return whether or not the framework is in debug mode |
| */ |
| public boolean inDebugMode(); |
| |
| /** |
| * Returns <code>true</code> if the framework is in development mode |
| * and <code>false</code> otherwise. |
| * |
| * @return whether or not the framework is in development mode |
| */ |
| public boolean inDevelopmentMode(); |
| |
| /** |
| * Returns the value for the specified property. Environment Properties are |
| * backed by the Java system properties. When the option |
| * <code>osgi.framework.useSystemProperties</code> is used then |
| * the environment properties are specific for each instance of the framework. |
| * <p> |
| * This method should be used instead of the <code>System.getProperty(String)</code> |
| * method to avoid the global nature of system properties. |
| * </p> |
| * @param key the property key |
| * @return the value of the property, or null |
| * @since 3.4 |
| */ |
| public String getProperty(String key); |
| |
| /** |
| * Sets the value for the specified property. Environment Properties are |
| * backed by the Java system properties. When the option |
| * <code>osgi.framework.useSystemProperties</code> is used then |
| * the environment properties are specific for each instance of the framework. |
| * <p> |
| * This method should be used instead of the <code>System.setProperty(String, String)</code> |
| * method to avoid the global nature of system properties. |
| * </p> |
| * @param key the property key |
| * @param value the value of the property |
| * @return the old value of the property, or null |
| * @since 3.4 |
| */ |
| public String setProperty(String key, String value); |
| } |