org.apache.beam.runners.dataflow.util

Class Structs

java.lang.Object

org.apache.beam.runners.dataflow.util.Structs

public final class Structs
extends Object

A collection of static methods for manipulating datastructure representations transferred via the Dataflow API.

Method Summary

Modifier and Type	Method and Description
static void	addBoolean(Map<String,Object> map, String name, boolean value)
static void	addDictionary(Map<String,Object> map, String name, Map<String,Object> value)
static void	addDouble(Map<String,Object> map, String name, Double value)
static void	addList(Map<String,Object> map, String name, List<? extends Map<String,Object>> elements)
static <T extends Map<String,Object>> void	addList(Map<String,Object> map, String name, T[] elements)
static void	addLong(Map<String,Object> map, String name, long value)
static void	addLongs(Map<String,Object> map, String name, long... longs)
static void	addNull(Map<String,Object> map, String name)
static void	addObject(Map<String,Object> map, String name, Map<String,Object> value)
static void	addString(Map<String,Object> map, String name, String value)
static void	addStringList(Map<String,Object> map, String name, List<String> elements)
static Boolean	getBoolean(Map<String,Object> map, String name)
static Boolean	getBoolean(Map<String,Object> map, String name, Boolean defaultValue)
static byte[]	getBytes(Map<String,Object> map, String name)
static byte[]	getBytes(Map<String,Object> map, String name, byte[] defaultValue)
static Map<String,Object>	getDictionary(Map<String,Object> map, String name)
static Map<String,Object>	getDictionary(Map<String,Object> map, String name, Map<String,Object> defaultValue)
static Integer	getInt(Map<String,Object> map, String name)
static Integer	getInt(Map<String,Object> map, String name, Integer defaultValue)
static List<Map<String,Object>>	getListOfMaps(Map<String,Object> map, String name, List<Map<String,Object>> defaultValue)
static Long	getLong(Map<String,Object> map, String name)
static Long	getLong(Map<String,Object> map, String name, Long defaultValue)
static Map<String,Object>	getObject(Map<String,Object> map, String name)
static Map<String,Object>	getObject(Map<String,Object> map, String name, Map<String,Object> defaultValue)
static String	getString(Map<String,Object> map, String name)
static String	getString(Map<String,Object> map, String name, String defaultValue)
static List<String>	getStrings(Map<String,Object> map, String name, List<String> defaultValue)

Methods inherited from class java.lang.Object

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

Method Detail

getString

public static String getString(Map<String,Object> map,
                               String name)

getString

public static String getString(Map<String,Object> map,
                               String name,
                               @Nullable
                               String defaultValue)

getBytes

public static byte[] getBytes(Map<String,Object> map,
                              String name)

getBytes

@Nullable
public static byte[] getBytes(Map<String,Object> map,
                                        String name,
                                        @Nullable
                                        byte[] defaultValue)

getBoolean

public static Boolean getBoolean(Map<String,Object> map,
                                 String name)

getBoolean

@Nullable
public static Boolean getBoolean(Map<String,Object> map,
                                           String name,
                                           @Nullable
                                           Boolean defaultValue)

getLong

public static Long getLong(Map<String,Object> map,
                           String name)

getLong

@Nullable
public static Long getLong(Map<String,Object> map,
                                     String name,
                                     @Nullable
                                     Long defaultValue)

getInt

public static Integer getInt(Map<String,Object> map,
                             String name)

getInt

@Nullable
public static Integer getInt(Map<String,Object> map,
                                       String name,
                                       @Nullable
                                       Integer defaultValue)

getStrings

@Nullable
public static List<String> getStrings(Map<String,Object> map,
                                                String name,
                                                @Nullable
                                                List<String> defaultValue)

getObject

public static Map<String,Object> getObject(Map<String,Object> map,
                                           String name)

getObject

@Nullable
public static Map<String,Object> getObject(Map<String,Object> map,
                                                     String name,
                                                     @Nullable
                                                     Map<String,Object> defaultValue)

getListOfMaps

@Nullable
public static List<Map<String,Object>> getListOfMaps(Map<String,Object> map,
                                                               String name,
                                                               @Nullable
                                                               List<Map<String,Object>> defaultValue)

getDictionary

public static Map<String,Object> getDictionary(Map<String,Object> map,
                                               String name)

getDictionary

@Nullable
public static Map<String,Object> getDictionary(Map<String,Object> map,
                                                         String name,
                                                         @Nullable
                                                         Map<String,Object> defaultValue)

addString

public static void addString(Map<String,Object> map,
                             String name,
                             String value)

addBoolean

public static void addBoolean(Map<String,Object> map,
                              String name,
                              boolean value)

addLong

public static void addLong(Map<String,Object> map,
                           String name,
                           long value)

addObject

public static void addObject(Map<String,Object> map,
                             String name,
                             Map<String,Object> value)

addNull

public static void addNull(Map<String,Object> map,
                           String name)

addLongs

public static void addLongs(Map<String,Object> map,
                            String name,
                            long... longs)

addList

public static void addList(Map<String,Object> map,
                           String name,
                           List<? extends Map<String,Object>> elements)

addStringList

public static void addStringList(Map<String,Object> map,
                                 String name,
                                 List<String> elements)

addList

public static <T extends Map<String,Object>> void addList(Map<String,Object> map,
                                                          String name,
                                                          T[] elements)

addDictionary

public static void addDictionary(Map<String,Object> map,
                                 String name,
                                 Map<String,Object> value)

addDouble

public static void addDouble(Map<String,Object> map,
                             String name,
                             Double value)