下面列出了怎么用org.apache.hadoop.fs.swift.snative.SwiftFileStatus的API类实例代码及写法,或者点击链接到github查看源代码。
/**
* test that a dir off root has a listStatus() call that
* works as expected. and that when a child is added. it changes
*
* @throws Exception on failures
*/
@Test(timeout = SWIFT_TEST_TIMEOUT)
public void testDirectoriesOffRootHaveMatchingFileStatus() throws Exception {
Path test = path("/test");
fs.delete(test, true);
mkdirs(test);
assertExists("created test directory", test);
FileStatus[] statuses = fs.listStatus(test);
String statusString = statusToString(test.toString(), statuses);
assertEquals("Wrong number of elements in file status " + statusString, 0,
statuses.length);
Path src = path("/test/file");
//create a zero byte file
SwiftTestUtils.touch(fs, src);
//stat it
statuses = fs.listStatus(test);
statusString = statusToString(test.toString(), statuses);
assertEquals("Wrong number of elements in file status " + statusString, 1,
statuses.length);
SwiftFileStatus stat = (SwiftFileStatus) statuses[0];
assertTrue("isDir(): Not a directory: " + stat, stat.isDir());
extraStatusAssertions(stat);
}
/**
* test that a dir off root has a listStatus() call that
* works as expected. and that when a child is added. it changes
*
* @throws Exception on failures
*/
@Test(timeout = SWIFT_TEST_TIMEOUT)
public void testDirectoriesOffRootHaveMatchingFileStatus() throws Exception {
Path test = path("/test");
fs.delete(test, true);
mkdirs(test);
assertExists("created test directory", test);
FileStatus[] statuses = fs.listStatus(test);
String statusString = statusToString(test.toString(), statuses);
assertEquals("Wrong number of elements in file status " + statusString, 0,
statuses.length);
Path src = path("/test/file");
//create a zero byte file
SwiftTestUtils.touch(fs, src);
//stat it
statuses = fs.listStatus(test);
statusString = statusToString(test.toString(), statuses);
assertEquals("Wrong number of elements in file status " + statusString, 1,
statuses.length);
SwiftFileStatus stat = (SwiftFileStatus) statuses[0];
assertTrue("isDir(): Not a directory: " + stat, stat.isDir());
extraStatusAssertions(stat);
}
/**
* test that a dir off root has a listStatus() call that
* works as expected. and that when a child is added. it changes
*
* @throws Exception on failures
*/
@Test(timeout = SWIFT_TEST_TIMEOUT)
public void testDirectoriesOffRootHaveMatchingFileStatus() throws Exception {
Path test = path("/test");
fs.delete(test, true);
mkdirs(test);
assertExists("created test directory", test);
FileStatus[] statuses = fs.listStatus(test);
String statusString = statusToString(test.toString(), statuses);
assertEquals("Wrong number of elements in file status " + statusString, 0,
statuses.length);
Path src = path("/test/file");
//create a directory
fs.mkdirs(src);
//stat it
statuses = fs.listStatus(test);
statusString = statusToString(test.toString(), statuses);
assertEquals("Wrong number of elements in file status " + statusString, 1,
statuses.length);
SwiftFileStatus stat = (SwiftFileStatus) statuses[0];
assertTrue("isDir(): Not a directory: " + stat, stat.isDir());
extraStatusAssertions(stat);
}
/**
* make assertions about fields that only appear in
* FileStatus in HDFS2
* @param stat status to look at
*/
protected void extraStatusAssertions(SwiftFileStatus stat) {
//HDFS2
assertTrue("isDirectory(): Not a directory: " + stat, stat.isDirectory());
assertFalse("isFile(): declares itself a file: " + stat, stat.isFile());
assertFalse("isFile(): declares itself a file: " + stat, stat.isSymlink());
}
/**
* make assertions about fields that only appear in
* FileStatus in HDFS2
* @param stat status to look at
*/
protected void extraStatusAssertions(SwiftFileStatus stat) {
//HDFS2
assertTrue("isDirectory(): Not a directory: " + stat, stat.isDirectory());
assertFalse("isFile(): declares itself a file: " + stat, stat.isFile());
assertFalse("isFile(): declares itself a file: " + stat, stat.isSymlink());
}
/**
* method for subclasses to add extra assertions
* @param stat status to look at
*/
protected void extraStatusAssertions(SwiftFileStatus stat) {
}
/**
* method for subclasses to add extra assertions
* @param stat status to look at
*/
protected void extraStatusAssertions(SwiftFileStatus stat) {
}
/**
* method for subclasses to add extra assertions
* @param stat status to look at
*/
protected void extraStatusAssertions(SwiftFileStatus stat) {
}