com.scalar.db.io

Class TextValue

java.lang.Object

com.scalar.db.io.TextValue

All Implemented Interfaces:

Value<TextValue>, java.lang.Comparable<TextValue>

@Immutable
public final class TextValue
extends java.lang.Object
implements Value<TextValue>

A Value for a string

Constructor Summary

Constructors

Constructor and Description
TextValue(byte[] value) Constructs a TextValue with the specified value.
TextValue(java.lang.String value) Constructs a TextValue with the specified value.
TextValue(java.lang.String name, byte[] value) Constructs a TextValue with the specified name and value
TextValue(java.lang.String name, java.lang.String value) Constructs a TextValue with the specified name and value

Method Summary

Modifier and Type	Method and Description
void	accept(ValueVisitor v) Accepts a ValueVisitor to be able to be traversed
int	compareTo(TextValue o)
TextValue	copyWith(java.lang.String name) Creates a copy of the value with the specified name
boolean	equals(java.lang.Object o) Indicates whether some other object is "equal to" this object.
java.util.Optional<byte[]>	getBytes() Returns the content of this Value
java.lang.String	getName() Returns the name of the value
java.util.Optional<java.lang.String>	getString() Returns the content of this Value
int	hashCode()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

TextValue

public TextValue(java.lang.String name,
                 byte[] value)

Constructs a TextValue with the specified name and value

Parameters:

name - name of the Value

value - content of the Value in byte array

TextValue

public TextValue(byte[] value)

Constructs a TextValue with the specified value. The name of this value is anonymous.

Parameters:

value - content of the Value

TextValue

public TextValue(java.lang.String name,
                 java.lang.String value)

Constructs a TextValue with the specified name and value

Parameters:

name - name of the Value

value - content of the Value in String

TextValue

public TextValue(java.lang.String value)

Constructs a TextValue with the specified value. The name of this value is anonymous.

Parameters:

value - content of the Value

Method Detail

getBytes

@Nonnull
public java.util.Optional<byte[]> getBytes()

Returns the content of this Value

Returns:

an Optional of the content of this Value in byte array

getString

@Nonnull
public java.util.Optional<java.lang.String> getString()

Returns the content of this Value

Returns:

an Optional of the content of this Value in String

getName

@Nonnull
public java.lang.String getName()

Description copied from interface: Value

Returns the name of the value

Specified by:

getName in interface Value<TextValue>

Returns:

the name of this value

copyWith

public TextValue copyWith(java.lang.String name)

Description copied from interface: Value

Creates a copy of the value with the specified name

Specified by:

copyWith in interface Value<TextValue>

Parameters:

name - name of a Value

Returns:

a Value which has the same content of this value

accept

public void accept(ValueVisitor v)

Description copied from interface: Value

Accepts a ValueVisitor to be able to be traversed

Specified by:

accept in interface Value<TextValue>

Parameters:

v - a visitor class used for traversing Values

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Indicates whether some other object is "equal to" this object. The other object is considered equal if:

• both super class instances are equal and
• it is also an TextValue and
• both instances have the same name and value

Overrides:

equals in class java.lang.Object

Parameters:

o - an object to be tested for equality

Returns:

true if the other object is "equal to" this object otherwise false

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

compareTo

public int compareTo(TextValue o)

Specified by:

compareTo in interface java.lang.Comparable<TextValue>