test/tools/jmod/JmodTest.java

@@ -583,11 +583,12 @@
     public void testTmpFileAlreadyExists() throws IOException {
         // Implementation detail: jmod tool creates <jmod-file>.tmp
         // Ensure that there are no problems if existing
 
         Path jmod = MODS_DIR.resolve("testTmpFileAlreadyExists.jmod");
-        Path tmp = MODS_DIR.resolve("testTmpFileAlreadyExists.jmod.tmp");
+        Path tmpdir = Paths.get(System.getProperty("java.io.tmpdir"));
+        Path tmp = tmpdir.resolve("testTmpFileAlreadyExists.jmod.tmp");
         FileUtils.deleteFileIfExistsWithRetry(jmod);
         FileUtils.deleteFileIfExistsWithRetry(tmp);
         Files.createFile(tmp);
         String cp = EXPLODED_DIR.resolve("foo").resolve("classes").toString();