java.io.File.setWritable()方法的使用及代码示例

x33g5p2x  于2022-01-16 转载在 其他  
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本文整理了Java中java.io.File.setWritable()方法的一些代码示例，展示了File.setWritable()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。File.setWritable()方法的具体详情如下：
包路径：java.io.File
类名称：File
方法名：setWritable

File.setWritable介绍

[英]Equivalent to setWritable(writable, true).
[中]等同于setWritable（可写，true）。

代码示例

代码示例来源：origin: Tencent/tinker

/**
 * create directory
 *
 * @param directoryPath
 */
public static void createDirectory(final String directoryPath) {
  File file = new File(directoryPath);
  if (!file.exists()) {
    file.setReadable(true, false);
    file.setWritable(true, true);
    file.mkdirs();
  }
}

代码示例来源：origin: typ0520/fastdex

/**
 * create directory
 *
 * @param directoryPath
 */
public static void createDirectory(final String directoryPath) {
  File file = new File(directoryPath);
  if (!file.exists()) {
    file.setReadable(true, false);
    file.setWritable(true, true);
    file.mkdirs();
  }
}

代码示例来源：origin: Tencent/tinker

/**
 * create file,full filename,signle empty file.
 *
 * @param fullFilename
 * @return boolean
 */
public static boolean createFile(final String fullFilename) {
  boolean result = false;
  File file = new File(fullFilename);
  createDirectory(file.getParent());
  try {
    file.setReadable(true, false);
    file.setWritable(true, true);
    result = file.createNewFile();
  } catch (Exception e) {
    throw new FileUtilException(e);
  }
  return result;
}

代码示例来源：origin: ethereum/ethereumj

public static boolean recursiveDelete(String fileName) {
  File file = new File(fileName);
  if (file.exists()) {
    //check if the file is a directory
    if (file.isDirectory()) {
      if ((file.list()).length > 0) {
        for(String s:file.list()){
          //call deletion of file individually
          recursiveDelete(fileName + System.getProperty("file.separator") + s);
        }
      }
    }
    file.setWritable(true);
    boolean result = file.delete();
    return result;
  } else {
    return false;
  }
}

代码示例来源：origin: typ0520/fastdex

/**
 * create file,full filename,signle empty file.
 *
 * @param fullFilename
 * @return boolean
 */
public static boolean createFile(final String fullFilename) {
  boolean result = false;
  File file = new File(fullFilename);
  createDirectory(file.getParent());
  try {
    file.setReadable(true, false);
    file.setWritable(true, true);
    result = file.createNewFile();
  } catch (Exception e) {
    throw new FileUtilException(e);
  }
  return result;
}

代码示例来源：origin: redisson/redisson

File extractedLibFile = new File(targetFolder, extractedLibFileName);
      extractedLibFile.setWritable(true, true) &&
      extractedLibFile.setExecutable(true);
  if (!success) {
  return new File(targetFolder, extractedLibFileName);

代码示例来源：origin: apache/ignite

File file = new File(System.getProperty("java.io.tmpdir"), "ignite.lastport.tmp");
file.setWritable(true, false);

代码示例来源：origin: testcontainers/testcontainers-java

@BeforeClass
public static void setupContent() throws FileNotFoundException {
  contentFolder.mkdir();
  contentFolder.setReadable(true, false);
  contentFolder.setWritable(true, false);
  contentFolder.setExecutable(true, false);
  File indexFile = new File(contentFolder, "index.html");
  indexFile.setReadable(true, false);
  indexFile.setWritable(true, false);
  indexFile.setExecutable(true, false);
  @Cleanup PrintStream printStream = new PrintStream(new FileOutputStream(indexFile));
  printStream.println("<html><body>This worked</body></html>");
}

代码示例来源：origin: testcontainers/testcontainers-java

@SuppressWarnings({"Duplicates", "ResultOfMethodCallIgnored"})
@BeforeClass
public static void setupContent() throws FileNotFoundException {
  contentFolder.mkdir();
  contentFolder.setReadable(true, false);
  contentFolder.setWritable(true, false);
  contentFolder.setExecutable(true, false);
  File indexFile = new File(contentFolder, "index.html");
  indexFile.setReadable(true, false);
  indexFile.setWritable(true, false);
  indexFile.setExecutable(true, false);
  @Cleanup PrintStream printStream = new PrintStream(new FileOutputStream(indexFile));
  printStream.println("<html><body>This worked</body></html>");
}

代码示例来源：origin: apache/flink

@Test
public void testDeleteQuietly() throws Exception {
  // should ignore the call
  FileUtils.deleteDirectoryQuietly(null);
  File doesNotExist = new File(tmp.getRoot(), "abc");
  FileUtils.deleteDirectoryQuietly(doesNotExist);
  File cannotDeleteParent = tmp.newFolder();
  File cannotDeleteChild = new File(cannotDeleteParent, "child");
  try {
    assumeTrue(cannotDeleteChild.createNewFile());
    assumeTrue(cannotDeleteParent.setWritable(false));
    assumeTrue(cannotDeleteChild.setWritable(false));
    FileUtils.deleteDirectoryQuietly(cannotDeleteParent);
  }
  finally {
    //noinspection ResultOfMethodCallIgnored
    cannotDeleteParent.setWritable(true);
    //noinspection ResultOfMethodCallIgnored
    cannotDeleteChild.setWritable(true);
  }
}

代码示例来源：origin: apache/flink

@Test
public void testRenameFileWithNoAccess() throws IOException {
  final FileSystem fs = FileSystem.getLocalFileSystem();
  final File srcFile = temporaryFolder.newFile("someFile.txt");
  final File destFile = new File(temporaryFolder.newFolder(), "target");
  // we need to make the file non-modifiable so that the rename fails
  Assume.assumeTrue(srcFile.getParentFile().setWritable(false, false));
  Assume.assumeTrue(srcFile.setWritable(false, false));
  try {
    final Path srcFilePath = new Path(srcFile.toURI());
    final Path destFilePath = new Path(destFile.toURI());
    // this cannot succeed because the source folder has no permission to remove the file
    assertFalse(fs.rename(srcFilePath, destFilePath));
  }
  finally {
    // make sure we give permission back to ensure proper cleanup
    //noinspection ResultOfMethodCallIgnored
    srcFile.getParentFile().setWritable(true, false);
    //noinspection ResultOfMethodCallIgnored
    srcFile.setWritable(true, false);
  }
}

代码示例来源：origin: apache/incubator-druid

@Test
public void testPushCannotCreateDirectory() throws IOException
{
 exception.expect(IOException.class);
 exception.expectMessage("Unable to create directory");
 config.storageDirectory = new File(config.storageDirectory, "xxx");
 Assert.assertTrue(config.storageDirectory.mkdir());
 config.storageDirectory.setWritable(false);
 localDataSegmentPusher.push(dataSegmentFiles, dataSegment, false);
}

代码示例来源：origin: apache/flink

@Test
public void testDeleteDirectory() throws Exception {
  // deleting a non-existent file should not cause an error
  File doesNotExist = new File(tmp.newFolder(), "abc");
  FileUtils.deleteDirectory(doesNotExist);
  // deleting a write protected file should throw an error
  File cannotDeleteParent = tmp.newFolder();
  File cannotDeleteChild = new File(cannotDeleteParent, "child");
  try {
    assumeTrue(cannotDeleteChild.createNewFile());
    assumeTrue(cannotDeleteParent.setWritable(false));
    assumeTrue(cannotDeleteChild.setWritable(false));
    FileUtils.deleteDirectory(cannotDeleteParent);
    fail("this should fail with an exception");
  }
  catch (AccessDeniedException ignored) {
    // this is expected
  }
  finally {
    //noinspection ResultOfMethodCallIgnored
    cannotDeleteParent.setWritable(true);
    //noinspection ResultOfMethodCallIgnored
    cannotDeleteChild.setWritable(true);
  }
}

代码示例来源：origin: voldemort/voldemort

@Test
public void testMkDir() {
  File tempDir = new File(System.getProperty("java.io.tmpdir"), "temp"
                                 + System.currentTimeMillis());
  // Working case
  Utils.mkdirs(tempDir);
  assertTrue(tempDir.exists());
  // Exists & writable false
  tempDir.setWritable(false);
  try {
    Utils.mkdirs(tempDir);
    fail("Mkdir should have thrown an exception");
  } catch(VoldemortException e) {}
}

代码示例来源：origin: apache/incubator-druid

@Test
public void testPushTaskLogDirCreationFails() throws Exception
{
 final File tmpDir = temporaryFolder.newFolder();
 final File logDir = new File(tmpDir, "druid/logs");
 final File logFile = new File(tmpDir, "log");
 Files.write("blah", logFile, StandardCharsets.UTF_8);
 if (!tmpDir.setWritable(false)) {
  throw new RuntimeException("failed to make tmp dir read-only");
 }
 final TaskLogs taskLogs = new FileTaskLogs(new FileTaskLogsConfig(logDir));
 expectedException.expect(IOException.class);
 expectedException.expectMessage("Unable to create task log dir");
 taskLogs.pushTaskLog("foo", logFile);
}

代码示例来源：origin: ehcache/ehcache3

@Test
public void testFailsIfDirectoryDoesNotExistsAndIsNotCreated() throws IOException {
 assumeTrue(testFolder.setWritable(false));
 try {
  File f = new File(testFolder, "notallowed");
  try {
   final DefaultLocalPersistenceService service = new DefaultLocalPersistenceService(new DefaultPersistenceConfiguration(f));
   service.start(null);
   fail("Expected IllegalArgumentException");
  } catch(IllegalArgumentException e) {
   assertThat(e.getMessage(), equalTo("Directory couldn't be created: " + f.getAbsolutePath()));
  }
 } finally {
  testFolder.setWritable(true);
 }
}

代码示例来源：origin: cSploit/android

inFile = new File(mCurrentTask.path);
total = inFile.length();
counter = new CountingInputStream(new FileInputStream(inFile));
old_percentage = -1;
f = new File(mCurrentTask.outputDir);
if (f.exists() && f.isDirectory() && (list = f.listFiles()) != null && list.length > 2)
 wipe();
 f = new File(mCurrentTask.outputDir, name);
 if(!f.setWritable(w, true)) {
  Logger.warning(String.format("cannot set writable permission of '%s'",name));

代码示例来源：origin: apache/nifi

@Test
public void testMoveOnCompleteWithParentOfTargetDirNotAccessible() throws IOException {
  final File sourceFile = new File("target/1.txt");
  final byte[] content = "Hello, World!".getBytes();
  Files.write(sourceFile.toPath(), content, StandardOpenOption.CREATE);
  final String moveTargetParent = "target/fetch-file";
  final String moveTarget = moveTargetParent + "/move-target";
  final TestRunner runner = TestRunners.newTestRunner(new FetchFile());
  runner.setProperty(FetchFile.FILENAME, sourceFile.getAbsolutePath());
  runner.setProperty(FetchFile.COMPLETION_STRATEGY, FetchFile.COMPLETION_MOVE.getValue());
  runner.assertNotValid();
  runner.setProperty(FetchFile.MOVE_DESTINATION_DIR, moveTarget);
  runner.assertValid();
  // Make the parent of move-target non-writable and non-readable
  final File moveTargetParentDir = new File(moveTargetParent);
  moveTargetParentDir.mkdirs();
  moveTargetParentDir.setReadable(false);
  moveTargetParentDir.setWritable(false);
  try {
    runner.enqueue(new byte[0]);
    runner.run();
    runner.assertAllFlowFilesTransferred(FetchFile.REL_FAILURE, 1);
    runner.getFlowFilesForRelationship(FetchFile.REL_FAILURE).get(0).assertContentEquals("");
    assertTrue(sourceFile.exists());
  } finally {
    moveTargetParentDir.setReadable(true);
    moveTargetParentDir.setWritable(true);
  }
}

代码示例来源：origin: apache/nifi

@Test
public void testMoveOnCompleteWithTargetExistsButNotWritable() throws IOException {
  final File sourceFile = new File("target/1.txt");
  final byte[] content = "Hello, World!".getBytes();
  Files.write(sourceFile.toPath(), content, StandardOpenOption.CREATE);
  final TestRunner runner = TestRunners.newTestRunner(new FetchFile());
  runner.setProperty(FetchFile.FILENAME, sourceFile.getAbsolutePath());
  runner.setProperty(FetchFile.COMPLETION_STRATEGY, FetchFile.COMPLETION_MOVE.getValue());
  runner.assertNotValid();
  runner.setProperty(FetchFile.MOVE_DESTINATION_DIR, "target/move-target");
  runner.assertValid();
  final File destDir = new File("target/move-target");
  if (!destDir.exists()) {
    destDir.mkdirs();
  }
  destDir.setWritable(false);
  assertTrue(destDir.exists());
  assertFalse(destDir.canWrite());
  final File destFile = new File(destDir, sourceFile.getName());
  runner.enqueue(new byte[0]);
  runner.run();
  runner.assertAllFlowFilesTransferred(FetchFile.REL_FAILURE, 1);
  runner.getFlowFilesForRelationship(FetchFile.REL_FAILURE).get(0).assertContentEquals("");
  assertTrue(sourceFile.exists());
  assertFalse(destFile.exists());
}

代码示例来源：origin: apache/incubator-druid

final StorageLocationConfig locationConfig = new StorageLocationConfig();
final File localStorageFolder = tmpFolder.newFolder("local_storage_folder");
localStorageFolder.setWritable(true);
locationConfig.setPath(localStorageFolder);
locationConfig.setMaxSize(10L);
final StorageLocationConfig locationConfig2 = new StorageLocationConfig();
final File localStorageFolder2 = tmpFolder.newFolder("local_storage_folder2");
localStorageFolder2.setWritable(true);
locationConfig2.setPath(localStorageFolder2);
locationConfig2.setMaxSize(10L);
final File localSegmentFile = new File(
  segmentSrcFolder,
  "test_segment_loader/2014-10-20T00:00:00.000Z_2014-10-21T00:00:00.000Z/2015-05-27T03:38:35.683Z/0"
);
localSegmentFile.mkdirs();
final File indexZip = new File(localSegmentFile, "index.zip");
indexZip.createNewFile();
final File localSegmentFile2 = new File(
  segmentSrcFolder,
  "test_segment_loader/2014-11-20T00:00:00.000Z_2014-11-21T00:00:00.000Z/2015-05-27T03:38:35.683Z/0"

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