Package org.apache.kafka.clients.admin

Class ConfigEntry

java.lang.Object

org.apache.kafka.clients.admin.ConfigEntry

@Evolving
public class ConfigEntry
extends Object

A class representing a configuration entry containing name, value and additional metadata. The API of this class is evolving, see Admin for details.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ConfigEntry.ConfigSource	Source of configuration entries.
static class	ConfigEntry.ConfigSynonym	Class representing a configuration synonym of a ConfigEntry.
static class	ConfigEntry.ConfigType	Data type of configuration entry.

Constructor Summary

Constructors

Constructor	Description
ConfigEntry(String name, String value)	Create a configuration entry with the provided values.
ConfigEntry(String name, String value, ConfigEntry.ConfigSource source, boolean isSensitive, boolean isReadOnly, List<ConfigEntry.ConfigSynonym> synonyms, ConfigEntry.ConfigType type, String documentation)	Create a configuration with the provided values.

Method Summary

Modifier and Type	Method	Description
String	documentation()	Return the config documentation.
boolean	equals(Object o)
int	hashCode()
boolean	isDefault()	Return whether the config value is the default or if it's been explicitly set.
boolean	isReadOnly()	Return whether the config is read-only and cannot be updated.
boolean	isSensitive()	Return whether the config value is sensitive.
String	name()	Return the config name.
ConfigEntry.ConfigSource	source()	Return the source of this configuration entry.
List<ConfigEntry.ConfigSynonym>	synonyms()	Returns all config values that may be used as the value of this config along with their source, in the order of precedence.
String	toString()	Override toString to redact sensitive value.
ConfigEntry.ConfigType	type()	Return the config data type.
String	value()	Return the value or null.

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ConfigEntry

public ConfigEntry(String name,
                   String value)

Create a configuration entry with the provided values.

Parameters:

name - the non-null config name

value - the config value or null

ConfigEntry

public ConfigEntry(String name,
                   String value,
                   ConfigEntry.ConfigSource source,
                   boolean isSensitive,
                   boolean isReadOnly,
                   List<ConfigEntry.ConfigSynonym> synonyms,
                   ConfigEntry.ConfigType type,
                   String documentation)

Create a configuration with the provided values.

Parameters:

name - the non-null config name

value - the config value or null

source - the source of this config entry

isSensitive - whether the config value is sensitive, the broker never returns the value if it is sensitive

isReadOnly - whether the config is read-only and cannot be updated

synonyms - Synonym configs in order of precedence

Method Detail

name

public String name()

Return the config name.

value

public String value()

Return the value or null. Null is returned if the config is unset or if isSensitive is true.

source

public ConfigEntry.ConfigSource source()

Return the source of this configuration entry.

isDefault

public boolean isDefault()

Return whether the config value is the default or if it's been explicitly set.

isSensitive

public boolean isSensitive()

Return whether the config value is sensitive. The value is always set to null by the broker if the config value is sensitive.

isReadOnly

public boolean isReadOnly()

Return whether the config is read-only and cannot be updated.

synonyms

public List<ConfigEntry.ConfigSynonym> synonyms()

Returns all config values that may be used as the value of this config along with their source, in the order of precedence. The list starts with the value returned in this ConfigEntry. The list is empty if synonyms were not requested using DescribeConfigsOptions.includeSynonyms(boolean)

type

public ConfigEntry.ConfigType type()

Return the config data type.

documentation

public String documentation()

Return the config documentation.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Override toString to redact sensitive value. WARNING, user should be responsible to set the correct "isSensitive" field for each config entry.

Overrides:

toString in class Object