| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.hadoop.hdfs.web; |
| |
| import java.util.Map; |
| |
| import org.apache.hadoop.fs.FileStatus; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.fs.permission.FsPermission; |
| import org.apache.hadoop.hdfs.DFSUtil; |
| import org.apache.hadoop.hdfs.protocol.HdfsFileStatus; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.mortbay.util.ajax.JSON; |
| |
| public class TestJsonUtil { |
| static FileStatus toFileStatus(HdfsFileStatus f, String parent) { |
| return new FileStatus(f.getLen(), f.isDir(), f.getReplication(), |
| f.getBlockSize(), f.getModificationTime(), f.getAccessTime(), |
| f.getPermission(), f.getOwner(), f.getGroup(), |
| f.isSymlink() ? new Path(f.getSymlink()) : null, |
| new Path(f.getFullName(parent))); |
| } |
| |
| @Test |
| public void testHdfsFileStatus() { |
| final long now = System.currentTimeMillis(); |
| final String parent = "/dir"; |
| final HdfsFileStatus status = new HdfsFileStatus(1001L, false, 3, 1L<<26, |
| now, now + 10, new FsPermission((short)0644), "user", "group", |
| DFSUtil.string2Bytes("bar"), DFSUtil.string2Bytes("foo")); |
| final FileStatus fstatus = toFileStatus(status, parent); |
| System.out.println("status = " + status); |
| System.out.println("fstatus = " + fstatus); |
| final String json = JsonUtil.toJsonString(status, true); |
| System.out.println("json = " + json.replace(",", ",\n ")); |
| final HdfsFileStatus s2 = JsonUtil.toFileStatus((Map<?, ?>)JSON.parse(json), true); |
| final FileStatus fs2 = toFileStatus(s2, parent); |
| System.out.println("s2 = " + s2); |
| System.out.println("fs2 = " + fs2); |
| Assert.assertEquals(fstatus, fs2); |
| } |
| } |