diff options
Diffstat (limited to 'src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/java_api/src/TestMaxConsumers.java')
-rw-r--r-- | src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/java_api/src/TestMaxConsumers.java | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/java_api/src/TestMaxConsumers.java b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/java_api/src/TestMaxConsumers.java new file mode 100644 index 00000000..50eeac23 --- /dev/null +++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/java_api/src/TestMaxConsumers.java @@ -0,0 +1,97 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ + +/* + * Copyright 2007 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + * + * ident "%Z%%M% %I% %E% SMI" + */ + +import org.opensolaris.os.dtrace.*; + +/** + * Regression for 6506495 -DJAVA_DTRACE_MAX_CONSUMERS=N for any N < 8 + * is treated as if it were 8. + */ +public class TestMaxConsumers { + static final String MAX_CONSUMERS_PROPERTY_NAME = + "JAVA_DTRACE_MAX_CONSUMERS"; + + static Integer + getIntegerProperty(String name) + { + Integer value = null; + String property = System.getProperty(name); + if (property != null && property.length() != 0) { + try { + value = Integer.parseInt(property); + } catch (NumberFormatException e) { + e.printStackTrace(); + } + } + return value; + } + + public static void + main(String[] args) + { + Integer property = getIntegerProperty(MAX_CONSUMERS_PROPERTY_NAME); + int max = (property == null ? 0 : property); + int n = (property == null ? 11 : (max < 1 ? 1 : max)); + + Consumer[] consumers = new Consumer[n]; + try { + for (int i = 0; i < n; ++i) { + consumers[i] = new LocalConsumer(); + consumers[i].open(); + } + for (int i = 0; i < n; ++i) { + consumers[i].close(); + } + for (int i = 0; i < n; ++i) { + consumers[i] = new LocalConsumer(); + consumers[i].open(); + } + } catch (Exception e) { + e.printStackTrace(); + System.exit(1); + } + + try { + Consumer consumer = new LocalConsumer(); + consumer.open(); + if (max > 0) { + System.out.println("Error: " + (max + 1) + " > " + + MAX_CONSUMERS_PROPERTY_NAME); + } else { + System.out.println("Success"); + } + consumer.close(); + } catch (Exception e) { + System.out.println("Success"); + } finally { + for (int i = 0; i < n; ++i) { + consumers[i].close(); + } + } + } +} |