本文整理汇总了Java中org.apache.hadoop.hdfs.DistributedFileSystem.modifyAclEntries方法的典型用法代码示例。如果您正苦于以下问题：Java DistributedFileSystem.modifyAclEntries方法的具体用法？Java DistributedFileSystem.modifyAclEntries怎么用？Java DistributedFileSystem.modifyAclEntries使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.hdfs.DistributedFileSystem的用法示例。
在下文中一共展示了DistributedFileSystem.modifyAclEntries方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testAcl
import org.apache.hadoop.hdfs.DistributedFileSystem; //导入方法依赖的package包/类
private void testAcl(boolean persistNamespace) throws IOException {
Path p = new Path("/p");
DistributedFileSystem fs = cluster.getFileSystem();
fs.create(p).close();
fs.mkdirs(new Path("/23"));
AclEntry e = new AclEntry.Builder().setName("foo")
.setPermission(READ_EXECUTE).setScope(ACCESS).setType(USER).build();
fs.modifyAclEntries(p, Lists.newArrayList(e));
restart(fs, persistNamespace);
AclStatus s = cluster.getNamesystem().getAclStatus(p.toString());
AclEntry[] returned = Lists.newArrayList(s.getEntries()).toArray(
new AclEntry[0]);
Assert.assertArrayEquals(new AclEntry[] {
aclEntry(ACCESS, USER, "foo", READ_EXECUTE),
aclEntry(ACCESS, GROUP, READ) }, returned);
fs.removeAcl(p);
if (persistNamespace) {
fs.setSafeMode(SafeModeAction.SAFEMODE_ENTER);
fs.saveNamespace();
fs.setSafeMode(SafeModeAction.SAFEMODE_LEAVE);
}
cluster.restartNameNode();
cluster.waitActive();
s = cluster.getNamesystem().getAclStatus(p.toString());
returned = Lists.newArrayList(s.getEntries()).toArray(new AclEntry[0]);
Assert.assertArrayEquals(new AclEntry[] { }, returned);
fs.modifyAclEntries(p, Lists.newArrayList(e));
s = cluster.getNamesystem().getAclStatus(p.toString());
returned = Lists.newArrayList(s.getEntries()).toArray(new AclEntry[0]);
Assert.assertArrayEquals(new AclEntry[] {
aclEntry(ACCESS, USER, "foo", READ_EXECUTE),
aclEntry(ACCESS, GROUP, READ) }, returned);
}