| /* |
| * Copyright (c) 2012, 2018, 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.jfr.internal.dcmd; |
| |
| import java.io.IOException; |
| import java.nio.file.InvalidPathException; |
| import java.nio.file.Paths; |
| |
| import jdk.jfr.Recording; |
| import jdk.jfr.internal.SecuritySupport.SafePath; |
| |
| /** |
| * JFR.stop |
| * |
| */ |
| //Instantiated by native |
| final class DCmdStop extends AbstractDCmd { |
| |
| /** |
| * Execute JFR.stop |
| * |
| * Requires that either <code>name or <code>id</code> is set. |
| * |
| * @param recordingText name or id of the recording to stop. |
| * |
| * @param textPath file path where data should be written after recording |
| * has been stopped, or <code>null</code> if recording shouldn't be |
| * written to disk. |
| * @return result text |
| * |
| * @throws DCmdException if recording could not be stopped |
| */ |
| public String execute(String recordingText, String textPath) throws DCmdException { |
| try { |
| SafePath path = resolvePath(textPath, "Failed to stop %s"); |
| Recording recording = findRecording(recordingText); |
| if (textPath != null) { |
| try { |
| recording.setDestination(Paths.get(textPath)); |
| } catch (IOException e) { |
| throw new DCmdException("Failed to stop %s. Could not set destination for \"%s\" to file %s", recording.getName(), textPath, e.getMessage()); |
| } |
| } |
| recording.stop(); |
| reportOperationComplete("Stopped", recording, path); |
| recording.close(); |
| return getResult(); |
| } catch (InvalidPathException | DCmdException e) { |
| if (textPath != null) { |
| throw new DCmdException("Could not write recording \"%s\" to file. %s", recordingText, e.getMessage()); |
| } |
| throw new DCmdException(e, "Could not stop recording \"%s\".", recordingText, e.getMessage()); |
| } |
| } |
| } |