Uses of Class
cloud.opencode.base.csv.CsvDocument

Packages that use CsvDocument

Package	Description
cloud.opencode.base.csv
cloud.opencode.base.csv.bind	CSV Binding - Annotation-driven CSV-to-object binding CSV绑定 - 注解驱动的CSV到对象绑定
cloud.opencode.base.csv.diff
cloud.opencode.base.csv.merge
cloud.opencode.base.csv.query
cloud.opencode.base.csv.sampling
cloud.opencode.base.csv.split
cloud.opencode.base.csv.stats
cloud.opencode.base.csv.stream	CSV Streaming - Streaming CSV parsing and writing CSV流 - 流式CSV解析和写入
cloud.opencode.base.csv.transform
cloud.opencode.base.csv.validator

Uses of CsvDocument in cloud.opencode.base.csv

Methods in cloud.opencode.base.csv that return CsvDocument

Modifier and Type	Method	Description
CsvDocument	CsvDocument.Builder.build()	Builds the CsvDocument 构建CsvDocument
static CsvDocument	OpenCsv.concat(CsvDocument... docs)	Concatenates multiple CSV documents vertically (appends rows) 纵向连接多个CSV文档（追加行）
static <T> CsvDocument	OpenCsv.fromObjects(Collection<T> objects, Class<T> type)	Converts a collection of objects to a CSV document 将对象集合转换为CSV文档
static CsvDocument	OpenCsv.innerJoin(CsvDocument left, CsvDocument right, String keyColumn)	Joins two CSV documents using inner join on a key column 使用内连接在键列上连接两个CSV文档
static CsvDocument	OpenCsv.leftJoin(CsvDocument left, CsvDocument right, String keyColumn)	Joins two CSV documents using left join on a key column 使用左连接在键列上连接两个CSV文档
static CsvDocument	OpenCsv.parse(InputStream input)	Parses CSV data from an input stream using default configuration 使用默认配置从输入流解析CSV数据
static CsvDocument	OpenCsv.parse(InputStream input, CsvConfig config)	Parses CSV data from an input stream with the specified configuration 使用指定配置从输入流解析CSV数据
static CsvDocument	OpenCsv.parse(Reader reader)	Parses CSV data from a reader using default configuration 使用默认配置从Reader解析CSV数据
static CsvDocument	OpenCsv.parse(Reader reader, CsvConfig config)	Parses CSV data from a reader with the specified configuration 使用指定配置从Reader解析CSV数据
static CsvDocument	OpenCsv.parse(String csv)	Parses a CSV string into a document using default configuration 使用默认配置将CSV字符串解析为文档
static CsvDocument	OpenCsv.parse(String csv, CsvConfig config)	Parses a CSV string into a document with the specified configuration 使用指定配置将CSV字符串解析为文档
static CsvDocument	OpenCsv.parseFile(Path file)	Parses a CSV file using default configuration 使用默认配置解析CSV文件
static CsvDocument	OpenCsv.parseFile(Path file, CsvConfig config)	Parses a CSV file with the specified configuration 使用指定配置解析CSV文件
static CsvDocument	OpenCsv.parseFile(Path file, Charset charset)	Parses a CSV file with the specified charset and default configuration 使用指定字符集和默认配置解析CSV文件
CsvDocument	CsvDocument.subDocument(int fromRow, int toRow)	Extracts a sub-document containing a range of rows 提取包含行范围的子文档

Methods in cloud.opencode.base.csv that return types with arguments of type CsvDocument

Modifier and Type	Method	Description
static List<CsvDocument>	OpenCsv.split(CsvDocument doc, int maxRows)	Splits a CSV document into chunks of the specified size 将CSV文档按指定大小分割为块

Methods in cloud.opencode.base.csv with parameters of type CsvDocument

Modifier and Type	Method	Description
static <T> List<T>	OpenCsv.bind(CsvDocument doc, Class<T> type)	Binds CSV document rows to objects 将CSV文档行绑定到对象
static CsvDocument	OpenCsv.concat(CsvDocument... docs)	Concatenates multiple CSV documents vertically (appends rows) 纵向连接多个CSV文档（追加行）
static List<CsvChange>	OpenCsv.diff(CsvDocument original, CsvDocument modified)	Computes differences between two CSV documents 计算两个CSV文档之间的差异
static List<CsvChange>	OpenCsv.diffByKey(CsvDocument original, CsvDocument modified, String keyColumn)	Computes differences using a key column for row matching 使用键列进行行匹配来计算差异
static String	OpenCsv.dump(CsvDocument doc)	Formats a CSV document to a string using default configuration 使用默认配置将CSV文档格式化为字符串
static String	OpenCsv.dump(CsvDocument doc, CsvConfig config)	Formats a CSV document to a string with the specified configuration 使用指定配置将CSV文档格式化为字符串
String	CsvRow.get(String headerName, CsvDocument parent)	Gets a field value by header name using the parent document's headers 使用父文档的标题通过标题名获取字段值
static CsvDocument	OpenCsv.innerJoin(CsvDocument left, CsvDocument right, String keyColumn)	Joins two CSV documents using inner join on a key column 使用内连接在键列上连接两个CSV文档
static CsvDocument	OpenCsv.leftJoin(CsvDocument left, CsvDocument right, String keyColumn)	Joins two CSV documents using left join on a key column 使用左连接在键列上连接两个CSV文档
static CsvQuery	OpenCsv.query(CsvDocument doc)	Creates a fluent query from a CSV document 从CSV文档创建流式查询
static List<CsvDocument>	OpenCsv.split(CsvDocument doc, int maxRows)	Splits a CSV document into chunks of the specified size 将CSV文档按指定大小分割为块
static CsvColumnStats	OpenCsv.stats(CsvDocument doc, String column)	Computes summary statistics for a column 计算列的摘要统计信息
static CsvTransform	OpenCsv.transform(CsvDocument doc)	Creates a fluent transformation pipeline from a CSV document 从CSV文档创建流式转换管道
static void	OpenCsv.write(CsvDocument doc, OutputStream output)	Writes a CSV document to an output stream using default configuration 使用默认配置将CSV文档写入输出流
static void	OpenCsv.write(CsvDocument doc, OutputStream output, CsvConfig config)	Writes a CSV document to an output stream with the specified configuration 使用指定配置将CSV文档写入输出流
static void	OpenCsv.write(CsvDocument doc, Writer writer)	Writes a CSV document to a writer using default configuration 使用默认配置将CSV文档写入Writer
static void	OpenCsv.write(CsvDocument doc, Writer writer, CsvConfig config)	Writes a CSV document to a writer with the specified configuration 使用指定配置将CSV文档写入Writer
static void	OpenCsv.writeFile(CsvDocument doc, Path file)	Writes a CSV document to a file using default configuration 使用默认配置将CSV文档写入文件
static void	OpenCsv.writeFile(CsvDocument doc, Path file, CsvConfig config)	Writes a CSV document to a file with the specified configuration 使用指定配置将CSV文档写入文件

Uses of CsvDocument in cloud.opencode.base.csv.bind

Methods in cloud.opencode.base.csv.bind that return CsvDocument

Modifier and Type	Method	Description
static <T> CsvDocument	CsvBinder.fromObjects(Collection<T> objects, Class<T> type)	Converts a collection of Java objects to a CSV document 将Java对象集合转换为CSV文档

Methods in cloud.opencode.base.csv.bind with parameters of type CsvDocument

Modifier and Type	Method	Description
static <T> List<T>	CsvBinder.bind(CsvDocument doc, Class<T> type)	Binds CSV document rows to Java objects 将CSV文档行绑定到Java对象

Uses of CsvDocument in cloud.opencode.base.csv.diff

Methods in cloud.opencode.base.csv.diff with parameters of type CsvDocument

Modifier and Type	Method	Description
static List<CsvChange>	CsvDiff.diff(CsvDocument original, CsvDocument modified)	Computes differences between two CSV documents using positional row comparison 使用位置行比较计算两个CSV文档之间的差异
static List<CsvChange>	CsvDiff.diffByKey(CsvDocument original, CsvDocument modified, String keyColumn)	Computes differences using a key column for row matching 使用键列进行行匹配来计算差异

Uses of CsvDocument in cloud.opencode.base.csv.merge

Methods in cloud.opencode.base.csv.merge that return CsvDocument

Modifier and Type	Method	Description
static CsvDocument	CsvMerge.concat(CsvDocument... docs)	Concatenates multiple CSV documents vertically (appends rows) 垂直连接多个CSV文档（追加行）
static CsvDocument	CsvMerge.concat(List<CsvDocument> docs)	Concatenates multiple CSV documents vertically from a list 从列表垂直连接多个CSV文档
static CsvDocument	CsvMerge.innerJoin(CsvDocument left, CsvDocument right, String keyColumn)	Performs an inner join of two CSV documents on a key column 对两个CSV文档按键列执行内连接
static CsvDocument	CsvMerge.leftJoin(CsvDocument left, CsvDocument right, String keyColumn)	Performs a left join of two CSV documents on a key column 对两个CSV文档按键列执行左连接

Methods in cloud.opencode.base.csv.merge with parameters of type CsvDocument

Modifier and Type	Method	Description
static CsvDocument	CsvMerge.concat(CsvDocument... docs)	Concatenates multiple CSV documents vertically (appends rows) 垂直连接多个CSV文档（追加行）
static CsvDocument	CsvMerge.innerJoin(CsvDocument left, CsvDocument right, String keyColumn)	Performs an inner join of two CSV documents on a key column 对两个CSV文档按键列执行内连接
static CsvDocument	CsvMerge.leftJoin(CsvDocument left, CsvDocument right, String keyColumn)	Performs a left join of two CSV documents on a key column 对两个CSV文档按键列执行左连接

Method parameters in cloud.opencode.base.csv.merge with type arguments of type CsvDocument

Modifier and Type	Method	Description
static CsvDocument	CsvMerge.concat(List<CsvDocument> docs)	Concatenates multiple CSV documents vertically from a list 从列表垂直连接多个CSV文档

Uses of CsvDocument in cloud.opencode.base.csv.query

Methods in cloud.opencode.base.csv.query that return CsvDocument

Modifier and Type	Method	Description
CsvDocument	CsvQuery.execute()	Executes the query and returns the result as a CsvDocument 执行查询并将结果返回为CsvDocument

Methods in cloud.opencode.base.csv.query that return types with arguments of type CsvDocument

Modifier and Type	Method	Description
Map<String, CsvDocument>	CsvQuery.groupBy(String column)	Groups matching rows by a column value 按列值对匹配行分组

Methods in cloud.opencode.base.csv.query with parameters of type CsvDocument

Modifier and Type	Method	Description
static CsvQuery	CsvQuery.from(CsvDocument doc)	Creates a query from a CsvDocument 从CsvDocument创建查询

Uses of CsvDocument in cloud.opencode.base.csv.sampling

Methods in cloud.opencode.base.csv.sampling that return CsvDocument

Modifier and Type	Method	Description
static CsvDocument	CsvSampling.random(CsvDocument doc, int sampleSize)	Randomly samples rows without replacement 无放回随机采样行
static CsvDocument	CsvSampling.random(CsvDocument doc, int sampleSize, long seed)	Randomly samples rows without replacement using a seed for reproducibility 使用种子无放回随机采样行以实现可重现性
static CsvDocument	CsvSampling.stratified(CsvDocument doc, String column, int sampleSize)	Performs stratified sampling, sampling proportionally from each group defined by a column 执行分层采样，按列定义的每个组按比例采样
static CsvDocument	CsvSampling.stratified(CsvDocument doc, String column, int sampleSize, long seed)	Performs stratified sampling with a seed for reproducibility 使用种子执行分层采样以实现可重现性
static CsvDocument	CsvSampling.systematic(CsvDocument doc, int interval)	Performs systematic sampling, selecting every Nth row starting from a random offset 执行系统采样，从随机偏移开始每隔N行选取一行
static CsvDocument	CsvSampling.systematic(CsvDocument doc, int interval, int startOffset)	Performs systematic sampling with a specified start offset 使用指定起始偏移执行系统采样

Methods in cloud.opencode.base.csv.sampling with parameters of type CsvDocument

Modifier and Type	Method	Description
static CsvDocument	CsvSampling.random(CsvDocument doc, int sampleSize)	Randomly samples rows without replacement 无放回随机采样行
static CsvDocument	CsvSampling.random(CsvDocument doc, int sampleSize, long seed)	Randomly samples rows without replacement using a seed for reproducibility 使用种子无放回随机采样行以实现可重现性
static CsvDocument	CsvSampling.stratified(CsvDocument doc, String column, int sampleSize)	Performs stratified sampling, sampling proportionally from each group defined by a column 执行分层采样，按列定义的每个组按比例采样
static CsvDocument	CsvSampling.stratified(CsvDocument doc, String column, int sampleSize, long seed)	Performs stratified sampling with a seed for reproducibility 使用种子执行分层采样以实现可重现性
static CsvDocument	CsvSampling.systematic(CsvDocument doc, int interval)	Performs systematic sampling, selecting every Nth row starting from a random offset 执行系统采样，从随机偏移开始每隔N行选取一行
static CsvDocument	CsvSampling.systematic(CsvDocument doc, int interval, int startOffset)	Performs systematic sampling with a specified start offset 使用指定起始偏移执行系统采样

Uses of CsvDocument in cloud.opencode.base.csv.split

Methods in cloud.opencode.base.csv.split that return types with arguments of type CsvDocument

Modifier and Type	Method	Description
static Map<String, CsvDocument>	CsvSplit.byColumn(CsvDocument doc, String column)	Splits a document by grouping rows on a column value (like SQL GROUP BY) 按列值分组拆分文档（类似SQL GROUP BY）
static List<CsvDocument>	CsvSplit.byCondition(CsvDocument doc, Predicate<CsvRow> predicate)	Splits a document into two: rows matching the predicate, and rows not matching 将文档拆分为两部分：匹配谓词的行和不匹配的行
static List<CsvDocument>	CsvSplit.bySize(CsvDocument doc, int maxRows)	Splits a document into chunks of at most maxRows rows each 将文档拆分为每块最多maxRows行的块

Methods in cloud.opencode.base.csv.split with parameters of type CsvDocument

Modifier and Type	Method	Description
static Map<String, CsvDocument>	CsvSplit.byColumn(CsvDocument doc, String column)	Splits a document by grouping rows on a column value (like SQL GROUP BY) 按列值分组拆分文档（类似SQL GROUP BY）
static List<CsvDocument>	CsvSplit.byCondition(CsvDocument doc, Predicate<CsvRow> predicate)	Splits a document into two: rows matching the predicate, and rows not matching 将文档拆分为两部分：匹配谓词的行和不匹配的行
static List<CsvDocument>	CsvSplit.bySize(CsvDocument doc, int maxRows)	Splits a document into chunks of at most maxRows rows each 将文档拆分为每块最多maxRows行的块

Uses of CsvDocument in cloud.opencode.base.csv.stats

Methods in cloud.opencode.base.csv.stats with parameters of type CsvDocument

Modifier and Type	Method	Description
static BigDecimal	CsvStats.avg(CsvDocument doc, String column)	Computes the average of numeric values in a column 计算列中数值的平均值
static long	CsvStats.count(CsvDocument doc, String column)	Counts non-blank values in a column 计算列中非空白值的数量
static long	CsvStats.countAll(CsvDocument doc)	Counts all rows in the document 计算文档中所有行的数量
static List<String>	CsvStats.distinct(CsvDocument doc, String column)	Returns distinct non-null values in a column, preserving insertion order 返回列中去重的非null值，保留插入顺序
static Map<String,Long>	CsvStats.frequency(CsvDocument doc, String column)	Computes frequency of each value in a column, ordered by count descending 计算列中每个值的频率，按计数降序排列
static BigDecimal	CsvStats.max(CsvDocument doc, String column)	Finds the maximum numeric value in a column 查找列中的最大数值
static BigDecimal	CsvStats.min(CsvDocument doc, String column)	Finds the minimum numeric value in a column 查找列中的最小数值
static BigDecimal	CsvStats.sum(CsvDocument doc, String column)	Computes the sum of numeric values in a column 计算列中数值的总和
static CsvColumnStats	CsvStats.summary(CsvDocument doc, String column)	Computes a full statistical summary for a column 计算列的完整统计摘要

Uses of CsvDocument in cloud.opencode.base.csv.stream

Methods in cloud.opencode.base.csv.stream that return CsvDocument

Modifier and Type	Method	Description
CsvDocument	CsvReader.readAll()	Reads all remaining rows and returns a complete CsvDocument.

Methods in cloud.opencode.base.csv.stream with parameters of type CsvDocument

Modifier and Type	Method	Description
CsvWriter	CsvWriter.writeDocument(CsvDocument doc)	Writes a complete CsvDocument (headers + all rows).

Uses of CsvDocument in cloud.opencode.base.csv.transform

Methods in cloud.opencode.base.csv.transform that return CsvDocument

Modifier and Type	Method	Description
CsvDocument	CsvTransform.execute()	Executes all transformation steps and returns the result 执行所有转换步骤并返回结果

Methods in cloud.opencode.base.csv.transform with parameters of type CsvDocument

Modifier and Type	Method	Description
static CsvTransform	CsvTransform.from(CsvDocument doc)	Creates a transformation pipeline from a CsvDocument 从CsvDocument创建转换管道

Uses of CsvDocument in cloud.opencode.base.csv.validator

Methods in cloud.opencode.base.csv.validator with parameters of type CsvDocument

Modifier and Type	Method	Description
CsvValidationResult	CsvValidator.validate(CsvDocument doc)	Validates the given CSV document against all configured rules 使用所有已配置规则验证给定的CSV文档