8059977: StandardJavaFileManager should support java.nio.file.Path

Reviewed-by: jlahoda
2025-09-16 17:14:41 +02:00 · 2015-01-06 14:51:10 -08:00 · 2015-01-06 14:51:10 -08:00 · e6ea1f0ff8
commit e6ea1f0ff8
parent 75b2a03bf9
11 changed files with 1059 additions and 33 deletions
--- a/langtools/test/tools/javac/api/file/SJFM_GetFileObjects.java
+++ b/langtools/test/tools/javac/api/file/SJFM_GetFileObjects.java
@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 2014, 2015, 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 8059977
+ * @summary StandardJavaFileManager should support java.nio.file.Path.
+ *          Test getFileObject methods.
+ * @build SJFM_TestBase
+ * @run main SJFM_GetFileObjects
+ */
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Path;
+import java.util.Collections;
+import java.util.List;
+import javax.tools.JavaFileObject;
+import javax.tools.StandardJavaFileManager;
+import javax.tools.StandardLocation;
+
+/**
+ * For those paths supported by a file manager, verify that the paths
+ * can be encapsulated by file objects, such that the file objects can
+ * be used by a tool such as javac.
+ */
+public class SJFM_GetFileObjects extends SJFM_TestBase {
+    public static void main(String... args) throws Exception {
+        new SJFM_GetFileObjects().run();
+    }
+
+    @Test
+    void test_getJavaFileObjects(StandardJavaFileManager fm) throws IOException {
+        test_getJavaFileObjects(fm, getTestFilePaths());
+        test_getJavaFileObjects(fm, getTestZipPaths());
+    }
+
+    /**
+     * Tests the getJavaFileObjects method for a specific file manager
+     * and a series of paths.
+     *
+     * Note: instances of MyStandardJavaFileManager only support
+     * encapsulating paths for files in the default file system.
+     *
+     * @param fm  the file manager to be tested
+     * @param paths  the paths to be tested
+     * @throws IOException
+     */
+    void test_getJavaFileObjects(StandardJavaFileManager fm, List<Path> paths) throws IOException {
+        boolean expectException = !isGetFileObjectsSupported(fm, paths);
+        try {
+            compile(fm.getJavaFileObjects(paths.toArray(new Path[paths.size()])));
+            if (expectException)
+                error("expected exception not thrown");
+        } catch (RuntimeException e) {
+            if (expectException && e instanceof IllegalArgumentException)
+                return;
+            error("unexpected exception thrown: " + e);
+        }
+    }
+
+    //----------------------------------------------------------------------------------------------
+
+    @Test
+    void test_getJavaFileObjectsFromPaths(StandardJavaFileManager fm) throws IOException {
+        test_getJavaFileObjectsFromPaths(fm, getTestFilePaths());
+        test_getJavaFileObjectsFromPaths(fm, getTestZipPaths());
+    }
+
+    /**
+     * Tests the getJavaFileObjectsFromPaths method for a specific file manager
+     * and a series of paths.
+     *
+     * Note: instances of MyStandardJavaFileManager only support
+     * encapsulating paths for files in the default file system.
+     *
+     * @param fm  the file manager to be tested
+     * @param paths  the paths to be tested
+     * @throws IOException
+     */
+    void test_getJavaFileObjectsFromPaths(StandardJavaFileManager fm, List<Path> paths)
+            throws IOException {
+        boolean expectException = !isGetFileObjectsSupported(fm, paths);
+        try {
+            compile(fm.getJavaFileObjectsFromPaths(paths));
+            if (expectException)
+                error("expected exception not thrown: " + IllegalArgumentException.class.getName());
+        } catch (RuntimeException e) {
+            if (expectException && e instanceof IllegalArgumentException)
+                return;
+            error("unexpected exception thrown: " + e);
+        }
+    }
+
+
+    //----------------------------------------------------------------------------------------------
+
+    /**
+     * Compiles a set of files.
+     *
+     * @param files the files to be compiled.
+     * @throws IOException
+     */
+    void compile(Iterable<? extends JavaFileObject> files) throws IOException {
+        String name = "compile" + (compileCount++);
+        try (StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null)) {
+            File f = new File(name);
+            f.mkdirs();
+            // use setLocation(Iterable<File>) to avoid relying on setLocationFromPaths
+            fm.setLocation(StandardLocation.CLASS_OUTPUT, Collections.singleton(f));
+            boolean ok = comp.getTask(null, fm, null, null, null, files).call();
+            if (!ok)
+                error(name + ": compilation failed");
+        }
+    }
+
+    int compileCount;
+}