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test/hotspot/jtreg/runtime/ErrorHandling/NestedThreadsListHandleInErrorHandlingTest.java

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rev 49939 : imported patch 8191798.eosterlund.open.patch.00
rev 49940 : imported patch 8191798.dcubed.open.cr0.00
   1 /*
   2  * Copyright (c) 2017, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */


  68     String hs_err_file = output_detail.firstMatch("# *(\\S*hs_err_pid\\d+\\.log)", 1);
  69     if (hs_err_file == null) {
  70         throw new RuntimeException("Did not find hs_err_pid file in output.\n");
  71     }
  72 
  73     File f = new File(hs_err_file);
  74     if (!f.exists()) {
  75         throw new RuntimeException("hs_err_pid file missing at "
  76                                    + f.getAbsolutePath() + ".\n");
  77     }
  78 
  79     System.out.println("Found hs_err_pid file. Scanning...");
  80 
  81     FileInputStream fis = new FileInputStream(f);
  82     BufferedReader br = new BufferedReader(new InputStreamReader(fis));
  83     String line = null;
  84 
  85     Pattern [] pattern = new Pattern[] {
  86         // The "Current thread" line should show a hazard ptr and
  87         // a nested hazard ptr:
  88         Pattern.compile("Current thread .* _threads_hazard_ptr=0x[0-9A-Fa-f][0-9A-Fa-f]*, _nested_threads_hazard_ptr_cnt=1, _nested_threads_hazard_ptrs=0x.*"),
  89         // We should have a section of Threads class SMR info:
  90         Pattern.compile("Threads class SMR info:"),
  91         // We should have one nested ThreadsListHandle:
  92         Pattern.compile(".*, _nested_thread_list_max=1"),
  93         // The current thread (marked with '=>') in the threads list
  94         // should show a hazard ptr:
  95         Pattern.compile("=>.* JavaThread \"main\" .*_threads_hazard_ptr=0x[0-9A-Fa-f][0-9A-Fa-f]*, _nested_threads_hazard_ptr_cnt=1, _nested_threads_hazard_ptrs=0x.*"),
  96     };
  97     int currentPattern = 0;
  98 
  99     String lastLine = null;
 100     while ((line = br.readLine()) != null) {
 101         if (currentPattern < pattern.length) {
 102             if (pattern[currentPattern].matcher(line).matches()) {
 103                 System.out.println("Found: " + line + ".");
 104                 currentPattern++;
 105             }
 106         }
 107         lastLine = line;
 108     }
 109     br.close();
 110 
 111     if (currentPattern < pattern.length) {
 112         throw new RuntimeException("hs_err_pid file incomplete (first missing pattern: " +  currentPattern + ")");
 113     }
 114 
 115     if (!lastLine.equals("END.")) {
   1 /*
   2  * Copyright (c) 2017, 2018, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */


  68     String hs_err_file = output_detail.firstMatch("# *(\\S*hs_err_pid\\d+\\.log)", 1);
  69     if (hs_err_file == null) {
  70         throw new RuntimeException("Did not find hs_err_pid file in output.\n");
  71     }
  72 
  73     File f = new File(hs_err_file);
  74     if (!f.exists()) {
  75         throw new RuntimeException("hs_err_pid file missing at "
  76                                    + f.getAbsolutePath() + ".\n");
  77     }
  78 
  79     System.out.println("Found hs_err_pid file. Scanning...");
  80 
  81     FileInputStream fis = new FileInputStream(f);
  82     BufferedReader br = new BufferedReader(new InputStreamReader(fis));
  83     String line = null;
  84 
  85     Pattern [] pattern = new Pattern[] {
  86         // The "Current thread" line should show a hazard ptr and
  87         // a nested hazard ptr:
  88         Pattern.compile("Current thread .* _threads_hazard_ptr=0x[0-9A-Fa-f][0-9A-Fa-f]*, _nested_threads_hazard_ptr_cnt=1, _nested_threads_hazard_ptr=0x[0-9A-Fa-f][0-9A-Fa-f]*.*"),
  89         // We should have a section of Threads class SMR info:
  90         Pattern.compile("Threads class SMR info:"),
  91         // We should have one nested ThreadsListHandle:
  92         Pattern.compile(".*, _nested_thread_list_max=1"),
  93         // The current thread (marked with '=>') in the threads list
  94         // should show a hazard ptr and a nested hazard ptr:
  95         Pattern.compile("=>.* JavaThread \"main\" .* _threads_hazard_ptr=0x[0-9A-Fa-f][0-9A-Fa-f]*, _nested_threads_hazard_ptr_cnt=1, _nested_threads_hazard_ptr=0x[0-9A-Fa-f][0-9A-Fa-f]*.*"),
  96     };
  97     int currentPattern = 0;
  98 
  99     String lastLine = null;
 100     while ((line = br.readLine()) != null) {
 101         if (currentPattern < pattern.length) {
 102             if (pattern[currentPattern].matcher(line).matches()) {
 103                 System.out.println("Found: " + line + ".");
 104                 currentPattern++;
 105             }
 106         }
 107         lastLine = line;
 108     }
 109     br.close();
 110 
 111     if (currentPattern < pattern.length) {
 112         throw new RuntimeException("hs_err_pid file incomplete (first missing pattern: " +  currentPattern + ")");
 113     }
 114 
 115     if (!lastLine.equals("END.")) {
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