gt:             if (dualModePresent()) {
context: /*
   * Copyright (c) 2011, 2012, 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.
   *
   * 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.
   */
  
  /*
   * @test
   * @bug 7029048
   * @summary Checks for LD_LIBRARY_PATH on *nixes
   * @compile -XDignore.symbol.file ExecutionEnvironment.java Test7029048.java
   * @run main Test7029048
   */
  
  /*
   * 7029048: test for LD_LIBRARY_PATH set to different paths pointing which may
   * contain a libjvm.so and may not, but we test to ensure that the launcher
   * behaves correctly in all cases.
   */
  import java.io.File;
  import java.io.IOException;
  import java.nio.file.Files;
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  public class Test7029048 extends TestHelper {
  
      static int passes = 0;
      static int errors = 0;
  
      private static final String LIBJVM = ExecutionEnvironment.LIBJVM;
      private static final String LD_LIBRARY_PATH =
              ExecutionEnvironment.LD_LIBRARY_PATH;
      private static final String LD_LIBRARY_PATH_32 =
              ExecutionEnvironment.LD_LIBRARY_PATH_32;
      private static final String LD_LIBRARY_PATH_64 =
              ExecutionEnvironment.LD_LIBRARY_PATH_64;
  
      private static final File libDir =
              new File(System.getProperty("sun.boot.library.path"));
      private static final File srcServerDir = new File(libDir, "server");
      private static final File srcLibjvmSo = new File(srcServerDir, LIBJVM);
  
      private static final File dstLibDir = new File("lib");
      private static final File dstLibArchDir =
              new File(dstLibDir, getJreArch());
  
      private static final File dstServerDir = new File(dstLibArchDir, "server");
      private static final File dstServerLibjvm = new File(dstServerDir, LIBJVM);
  
      private static final File dstClientDir = new File(dstLibArchDir, "client");
      private static final File dstClientLibjvm = new File(dstClientDir, LIBJVM);
  
      // used primarily to test the solaris variants in dual mode
      private static final File dstOtherArchDir;
      private static final File dstOtherServerDir;
      private static final File dstOtherServerLibjvm;
  
      private static final Map<String, String> env = new HashMap<>();
  
      static {
          if (isDualMode) {
              dstOtherArchDir = new File(dstLibDir, getComplementaryJreArch());
              dstOtherServerDir = new File(dstOtherArchDir, "server");
              dstOtherServerLibjvm = new File(dstOtherServerDir, LIBJVM);
          } else {
              dstOtherArchDir = null;
              dstOtherServerDir = null;
              dstOtherServerLibjvm = null;
          }
      }
  
      static String getValue(String name, List<String> in) {
          for (String x : in) {
              String[] s = x.split("=");
              if (name.equals(s[0].trim())) {
                  return s[1].trim();
              }
          }
          return null;
      }
  
      static void run(boolean want32, String dflag, Map<String, String> env,
              int nLLPComponents, String caseID) {
          final boolean want64 = want32 == false;
          env.put(ExecutionEnvironment.JLDEBUG_KEY, "true");
          List<String> cmdsList = new ArrayList<>();
  
          // only for a dual-mode system
          if (want64 && isDualMode) {
              cmdsList.add(java64Cmd);
          } else {
              cmdsList.add(javaCmd); // a 32-bit java command for all
          }
  
          /*
           * empty or null strings can confuse the ProcessBuilder. A null flag
           * indicates that the appropriate data model is enforced on the chosen
           * launcher variant.
           */
  
          if (dflag != null) {
              cmdsList.add(dflag);
          } else {
              cmdsList.add(want32 ? "-d32" : "-d64");
          }
          cmdsList.add("-server");
          cmdsList.add("-jar");
          cmdsList.add(ExecutionEnvironment.testJarFile.getAbsolutePath());
          String[] cmds = new String[cmdsList.size()];
          TestResult tr = doExec(env, cmdsList.toArray(cmds));
          analyze(tr, nLLPComponents, caseID);
      }
  
      // no cross launch, ie. no change to the data model.
      static void run(Map<String, String> env, int nLLPComponents, String caseID)
              throws IOException {
          boolean want32 = is32Bit;
          run(want32, null, env, nLLPComponents, caseID);
      }
  
      static void analyze(TestResult tr, int nLLPComponents, String caseID) {
          String envValue = getValue(LD_LIBRARY_PATH, tr.testOutput);
         /*
          * the envValue can never be null, since the test code should always
          * print a "null" string.
          */
          if (envValue == null) {
              System.out.println(tr);
              throw new RuntimeException("NPE, likely a program crash ??");
          }
          String values[] = envValue.split(File.pathSeparator);
          if (values.length == nLLPComponents) {
              System.out.println(caseID + " :OK");
              passes++;
          } else {
              System.out.println("FAIL: test7029048, " + caseID);
              System.out.println(" expected " + nLLPComponents
                      + " but got " + values.length);
              System.out.println(envValue);
              System.out.println(tr);
              errors++;
          }
      }
  
      /*
       * A crucial piece, specifies what we should expect, given the conditions.
       * That is for a given enum type, the value indicates how many absolute
       * environment variables that can be expected. This value is used to base
       * the actual expected values by adding the set environment variable usually
       * it is 1, but it could be more if the test wishes to set more paths in
       * the future.
       */
      private static enum LLP_VAR {
          LLP_SET_NON_EXISTENT_PATH(0),   // env set, but the path does not exist
          LLP_SET_EMPTY_PATH(0),          // env set, with a path but no libjvm.so
          LLP_SET_WITH_JVM(3);            // env set, with a libjvm.so
          private final int value;
          LLP_VAR(int i) {
              this.value = i;
          }
      }
  
      /*
       * test for 7029048
       */
      static void test7029048() throws IOException {
          String desc = null;
          for (LLP_VAR v : LLP_VAR.values()) {
              switch (v) {
                  case LLP_SET_WITH_JVM:
                      // copy the files into the directory structures
                      copyFile(srcLibjvmSo, dstServerLibjvm);
                      // does not matter if it is client or a server
                      copyFile(srcLibjvmSo, dstClientLibjvm);
                      // does not matter if the arch do not match either
                      if (isDualMode) {
                          copyFile(srcLibjvmSo, dstOtherServerLibjvm);
                      }
                      desc = "LD_LIBRARY_PATH should be set";
                      break;
                  case LLP_SET_EMPTY_PATH:
                      if (!dstClientDir.exists()) {
                          Files.createDirectories(dstClientDir.toPath());
                      } else {
                          Files.deleteIfExists(dstClientLibjvm.toPath());
                      }
  
                      if (!dstServerDir.exists()) {
                          Files.createDirectories(dstServerDir.toPath());
                      } else {
                          Files.deleteIfExists(dstServerLibjvm.toPath());
                      }
  
                      if (isDualMode) {
                          if (!dstOtherServerDir.exists()) {
                              Files.createDirectories(dstOtherServerDir.toPath());
                          } else {
                              Files.deleteIfExists(dstOtherServerLibjvm.toPath());
                          }
                      }
  
                      desc = "LD_LIBRARY_PATH should not be set";
                      break;
                  case LLP_SET_NON_EXISTENT_PATH:
                      if (dstLibDir.exists()) {
                          recursiveDelete(dstLibDir);
                      }
                      desc = "LD_LIBRARY_PATH should not be set";
                      break;
                  default:
                      throw new RuntimeException("unknown case");
              }
  
              /*
               * Case 1: set the server path
               */
              env.clear();
              env.put(LD_LIBRARY_PATH, dstServerDir.getAbsolutePath());
              run(env, v.value + 1, "Case 1: " + desc);
  
              /*
               * Case 2: repeat with client path
               */
              env.clear();
              env.put(LD_LIBRARY_PATH, dstClientDir.getAbsolutePath());
              run(env, v.value + 1, "Case 2: " + desc);
  
              if (!isDualMode) {
                  continue; // nothing more to do for Linux
              }
  
              // Tests applicable only to solaris.
  
              // initialize test variables for dual mode operations
              final File dst32ServerDir = is32Bit
                      ? dstServerDir
                      : dstOtherServerDir;
  
              final File dst64ServerDir = is64Bit
                      ? dstServerDir
                      : dstOtherServerDir;
  
              /*
               * Case 3: set the appropriate LLP_XX flag,
               * java32 -d32, LLP_32 is relevant, LLP_64 is ignored
               * java64 -d64, LLP_64 is relevant, LLP_32 is ignored
               */
              env.clear();
              env.put(LD_LIBRARY_PATH_32, dst32ServerDir.getAbsolutePath());
              env.put(LD_LIBRARY_PATH_64, dst64ServerDir.getAbsolutePath());
              run(is32Bit, null, env, v.value + 1, "Case 3: " + desc);
  
              /*
               * Case 4: we are in dual mode environment, running 64-bit then
               * we have the following scenarios:
               * java32 -d64, LLP_64 is relevant, LLP_32 is ignored
               * java64 -d32, LLP_32 is relevant, LLP_64 is ignored
               */
  