Package com.backpackcloud.zipper.impl.configuration

Class ConfigurationChain

java.lang.Object

com.backpackcloud.zipper.impl.configuration.ConfigurationChain

All Implemented Interfaces:

Configuration, Supplier<String>

public class ConfigurationChain
extends Object
implements Configuration

Field Summary

Fields inherited from interface com.backpackcloud.zipper.Configuration

NOT_SUPPLIED

Constructor Summary

Constructors

Constructor	Description
ConfigurationChain(Configuration configuration)

Method Summary

Modifier and Type	Method	Description
boolean	asBoolean()	Gets the value of this configuration as an boolean.
int	asInt()	Gets the value of this configuration as an int.
long	asLong()	Gets the value of this configuration as an long.
ConfigurationChain	env(String key)
ConfigurationChain	file(String key)
String	get()	Gets the value of this configuration.
boolean	isSet()	Checks if this source has some configuration set.
Configuration	or(Configuration defaultConfiguration)	Returns this configuration if it's set or the given default configuration otherwise.
String	or(Supplier<String> supplier)
boolean	orElse(boolean defaultValue)	Returns this configuration value if it's set, otherwise returns the given defaultValue.
int	orElse(int defaultValue)	Returns this configuration value if it's set, otherwise returns the given defaultValue.
long	orElse(long defaultValue)	Returns this configuration value if it's set, otherwise returns the given defaultValue.
String	orElse(String defaultValue)	Returns this configuration value if it's set, otherwise returns the given defaultValue.
ConfigurationChain	property(String key)
String	read()	Assumes this configuration value is pointing to an external location and reads the value at that location.
List<String>	readLines()	Assumes this configuration value is pointing to an external location and reads the lines at that location.
ConfigurationChain	resource(String key)
ConfigurationChain	url(String key)
ConfigurationChain	value(String key)

Methods inherited from class java.lang.Object

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

Constructor Detail

ConfigurationChain

public ConfigurationChain(Configuration configuration)

Method Detail

isSet

public boolean isSet()

Description copied from interface: Configuration

Checks if this source has some configuration set.

Specified by:

isSet in interface Configuration

Returns:

true if this source holds any configuration value.

get

public String get()

Description copied from interface: Configuration

Gets the value of this configuration.

Specified by:

get in interface Configuration

Specified by:

get in interface Supplier<String>

Returns:

the configuration value.

asInt

public int asInt()

Description copied from interface: Configuration

Gets the value of this configuration as an int.

Specified by:

asInt in interface Configuration

Returns:

an int value defined by this configuration.

asLong

public long asLong()

Description copied from interface: Configuration

Gets the value of this configuration as an long.

Specified by:

asLong in interface Configuration

Returns:

a long value defined by this configuration.

asBoolean

public boolean asBoolean()

Description copied from interface: Configuration

Gets the value of this configuration as an boolean.

Specified by:

asBoolean in interface Configuration

Returns:

a boolean value defined by this configuration.

read

public String read()

Description copied from interface: Configuration

Assumes this configuration value is pointing to an external location and reads the value at that location.

Specified by:

read in interface Configuration

Returns:

the value stored in the location defined by this configuration.

readLines

public List<String> readLines()

Description copied from interface: Configuration

Assumes this configuration value is pointing to an external location and reads the lines at that location.

Specified by:

readLines in interface Configuration

Returns:

the lines stored in the location defined by this configuration.

or

public Configuration or(Configuration defaultConfiguration)

Description copied from interface: Configuration

Returns this configuration if it's set or the given default configuration otherwise.

Specified by:

or in interface Configuration

Parameters:

defaultConfiguration - the default configuration to return

Returns:

this configuration or the default one

or

public String or(Supplier<String> supplier)

Specified by:

or in interface Configuration

orElse

public String orElse(String defaultValue)

Description copied from interface: Configuration

Returns this configuration value if it's set, otherwise returns the given defaultValue.

Specified by:

orElse in interface Configuration

Parameters:

defaultValue - the default value to return

Returns:

this configuration value or the default value in case this configuration is not set.

orElse

public int orElse(int defaultValue)

Description copied from interface: Configuration

Returns this configuration value if it's set, otherwise returns the given defaultValue.

Specified by:

orElse in interface Configuration

Parameters:

defaultValue - the default value to return

Returns:

this configuration value or the default value in case this configuration is not set.

orElse

public long orElse(long defaultValue)

Description copied from interface: Configuration

Returns this configuration value if it's set, otherwise returns the given defaultValue.

Specified by:

orElse in interface Configuration

Parameters:

defaultValue - the default value to return

Returns:

this configuration value or the default value in case this configuration is not set.

orElse

public boolean orElse(boolean defaultValue)

Description copied from interface: Configuration

Returns this configuration value if it's set, otherwise returns the given defaultValue.

Specified by:

orElse in interface Configuration

Parameters:

defaultValue - the default value to return

Returns:

this configuration value or the default value in case this configuration is not set.

env

public ConfigurationChain env(String key)

file

public ConfigurationChain file(String key)

resource

public ConfigurationChain resource(String key)

property

public ConfigurationChain property(String key)

url

public ConfigurationChain url(String key)

value

public ConfigurationChain value(String key)