test/jdk/lambda/separate/Compiler.java

rev 14566 : 8044051: Test jdk/lambda/vm/InterfaceAccessFlagsTest.java gets IOException during compilation
Summary: create the gen-separate directory in the current directory to improve robustness
Reviewed-by: darcy

*** 1,7 ****
  /*
!  * Copyright (c) 2012, 2013, 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.
--- 1,7 ----
  /*
!  * Copyright (c) 2012, 2021, 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.
*** 52,62 ****
      };
  
      private static final AtomicInteger counter = new AtomicInteger();
      private static final String targetDir =
          System.getProperty("lambda.separate.targetDirectory",
!             System.getProperty("java.io.tmpdir") + File.separator + "gen-separate");
      private static final File root = new File(targetDir);
      private static ConcurrentHashMap<String,File> cache =
              new ConcurrentHashMap<>();
  
      Set<Flags> flags;
--- 52,62 ----
      };
  
      private static final AtomicInteger counter = new AtomicInteger();
      private static final String targetDir =
          System.getProperty("lambda.separate.targetDirectory",
!             "." + File.separator + "gen-separate");
      private static final File root = new File(targetDir);
      private static ConcurrentHashMap<String,File> cache =
              new ConcurrentHashMap<>();
  
      Set<Flags> flags;
*** 187,197 ****
              destDir.mkdirs();
              this.fm.setLocation(
                  StandardLocation.CLASS_OUTPUT, Arrays.asList(destDir));
          } catch (IOException e) {
              throw new RuntimeException(
!                 "IOException encountered during compilation");
          }
          Boolean result = ct.call();
          if (result == Boolean.FALSE) {
              throw new RuntimeException(
                  "Compilation failure in " + type.getName() + " unit");
--- 187,197 ----
              destDir.mkdirs();
              this.fm.setLocation(
                  StandardLocation.CLASS_OUTPUT, Arrays.asList(destDir));
          } catch (IOException e) {
              throw new RuntimeException(
!                 "IOException encountered during compilation: " + e.getMessage(), e);
          }
          Boolean result = ct.call();
          if (result == Boolean.FALSE) {
              throw new RuntimeException(
                  "Compilation failure in " + type.getName() + " unit");