org.apache.hadoop.hdfs.web

Class JsonUtil

java.lang.Object

org.apache.hadoop.hdfs.web.JsonUtil

public class JsonUtil
extends Object

JSON Utilities

Constructor Summary

Constructors

Constructor and Description
JsonUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static String	toJsonString(org.apache.hadoop.fs.permission.AclStatus status) Convert a AclStatus object to a Json string.
static String	toJsonString(org.apache.hadoop.hdfs.protocol.BlockStoragePolicy storagePolicy)
static String	toJsonString(org.apache.hadoop.hdfs.protocol.BlockStoragePolicy[] storagePolicies)
static String	toJsonString(org.apache.hadoop.fs.ContentSummary contentsummary) Convert a ContentSummary to a Json string.
static String	toJsonString(Exception e) Convert an exception object to a Json string.
static String	toJsonString(org.apache.hadoop.hdfs.protocol.HdfsFileStatus status, boolean includeType) Convert a HdfsFileStatus object to a Json string.
static String	toJsonString(List<org.apache.hadoop.fs.XAttr> xAttrs)
static String	toJsonString(List<org.apache.hadoop.fs.XAttr> xAttrs, org.apache.hadoop.fs.XAttrCodec encoding)
static String	toJsonString(org.apache.hadoop.hdfs.protocol.LocatedBlocks locatedblocks) Convert LocatedBlocks to a Json string.
static String	toJsonString(org.apache.hadoop.fs.MD5MD5CRC32FileChecksum checksum) Convert a MD5MD5CRC32FileChecksum to a Json string.
static String	toJsonString(Object obj)
static String	toJsonString(String key, Object value) Convert a key-value pair to a Json string.
static String	toJsonString(org.apache.hadoop.security.token.Token<? extends org.apache.hadoop.security.token.TokenIdentifier> token) Convert a token object to a Json string.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JsonUtil

public JsonUtil()

Method Detail

toJsonString

public static String toJsonString(org.apache.hadoop.security.token.Token<? extends org.apache.hadoop.security.token.TokenIdentifier> token)
                           throws IOException

Convert a token object to a Json string.

Throws:

IOException

toJsonString

public static String toJsonString(Exception e)

Convert an exception object to a Json string.

toJsonString

public static String toJsonString(String key,
                  Object value)

Convert a key-value pair to a Json string.

toJsonString

public static String toJsonString(org.apache.hadoop.hdfs.protocol.HdfsFileStatus status,
                  boolean includeType)

Convert a HdfsFileStatus object to a Json string.

toJsonString

public static String toJsonString(org.apache.hadoop.hdfs.protocol.LocatedBlocks locatedblocks)
                           throws IOException

Convert LocatedBlocks to a Json string.

Throws:

IOException

toJsonString

public static String toJsonString(org.apache.hadoop.fs.ContentSummary contentsummary)

Convert a ContentSummary to a Json string.

toJsonString

public static String toJsonString(org.apache.hadoop.fs.MD5MD5CRC32FileChecksum checksum)

Convert a MD5MD5CRC32FileChecksum to a Json string.

toJsonString

public static String toJsonString(org.apache.hadoop.fs.permission.AclStatus status)

Convert a AclStatus object to a Json string.

toJsonString

public static String toJsonString(List<org.apache.hadoop.fs.XAttr> xAttrs,
                  org.apache.hadoop.fs.XAttrCodec encoding)
                           throws IOException

Throws:

IOException

toJsonString

public static String toJsonString(List<org.apache.hadoop.fs.XAttr> xAttrs)
                           throws IOException

Throws:

IOException

toJsonString

public static String toJsonString(Object obj)
                           throws IOException

Throws:

IOException

toJsonString

public static String toJsonString(org.apache.hadoop.hdfs.protocol.BlockStoragePolicy[] storagePolicies)

toJsonString

public static String toJsonString(org.apache.hadoop.hdfs.protocol.BlockStoragePolicy storagePolicy)