程序包 dev.langchain4j.data.segment

类 TextSegment

java.lang.Object

dev.langchain4j.data.segment.TextSegment

public class TextSegment
extends Object

Represents a semantically meaningful segment (chunk/piece/fragment) of a larger entity such as a document or chat conversation. This might be a sentence, a paragraph, or any other discrete unit of text that carries meaning. This class encapsulates a piece of text and its associated metadata.

构造器概要

构造器

构造器	说明
TextSegment(String text, Metadata metadata)	Creates a new text segment.

方法概要

修饰符和类型	方法	说明
boolean	equals(Object o)
static TextSegment	from(String text)	Creates a new text segment.
static TextSegment	from(String text, Metadata metadata)	Creates a new text segment.
int	hashCode()
Metadata	metadata()	Returns the metadata.
String	metadata(String key)	已过时。 as of 0.31.0, use metadata() and then Metadata.getString(String), Metadata.getInteger(String), Metadata.getLong(String), Metadata.getFloat(String), Metadata.getDouble(String) instead.
String	text()	Returns the text.
static TextSegment	textSegment(String text)	Creates a new text segment.
static TextSegment	textSegment(String text, Metadata metadata)	Creates a new text segment.
String	toString()

从类继承的方法 java.lang.Object

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

构造器详细资料

TextSegment

public TextSegment(String text,
 Metadata metadata)

Creates a new text segment.

参数:

text - the text.

metadata - the metadata.

方法详细资料

text

public String text()

Returns the text.

返回:

the text.

metadata

public Metadata metadata()

Returns the metadata.

返回:

the metadata.

metadata

@Deprecated
public String metadata(String key)

已过时。

as of 0.31.0, use metadata() and then Metadata.getString(String), Metadata.getInteger(String), Metadata.getLong(String), Metadata.getFloat(String), Metadata.getDouble(String) instead.

Returns the metadata value for the given key.

参数:

key - the key.

返回:

the metadata value, or null if not found.

equals

public boolean equals(Object o)

覆盖:

equals 在类中 Object

hashCode

public int hashCode()

覆盖:

hashCode 在类中 Object

toString

public String toString()

覆盖:

toString 在类中 Object

from

public static TextSegment from(String text)

Creates a new text segment.

参数:

text - the text.

返回:

the text segment.

from

public static TextSegment from(String text,
 Metadata metadata)

Creates a new text segment.

参数:

text - the text.

metadata - the metadata.

返回:

the text segment.

textSegment

public static TextSegment textSegment(String text)

Creates a new text segment.

参数:

text - the text.

返回:

the text segment.

textSegment

public static TextSegment textSegment(String text,
 Metadata metadata)

Creates a new text segment.

参数:

text - the text.

metadata - the metadata.

返回:

the text segment.