org.apache.flink.api.java.io

类 RowCsvInputFormat

java.lang.Object

org.apache.flink.api.common.io.RichInputFormat<OT,org.apache.flink.core.fs.FileInputSplit>

org.apache.flink.api.common.io.FileInputFormat<OT>

org.apache.flink.api.common.io.DelimitedInputFormat<OT>

org.apache.flink.api.common.io.GenericCsvInputFormat<OUT>

org.apache.flink.api.java.io.CsvInputFormat<org.apache.flink.types.Row>

org.apache.flink.api.java.io.RowCsvInputFormat

所有已实现的接口:

Serializable, org.apache.flink.api.common.io.CheckpointableInputFormat<org.apache.flink.core.fs.FileInputSplit,Long>, org.apache.flink.api.common.io.InputFormat<org.apache.flink.types.Row,org.apache.flink.core.fs.FileInputSplit>, org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.types.Row>, org.apache.flink.core.io.InputSplitSource<org.apache.flink.core.fs.FileInputSplit>

@PublicEvolving
public class RowCsvInputFormat
extends CsvInputFormat<org.apache.flink.types.Row>
implements org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.types.Row>

Input format that reads csv into Row.

另请参阅:

序列化表格

嵌套类概要

从类继承的嵌套类/接口 org.apache.flink.api.common.io.FileInputFormat

org.apache.flink.api.common.io.FileInputFormat.FileBaseStatistics, org.apache.flink.api.common.io.FileInputFormat.InputSplitOpenThread

字段概要

从类继承的字段 org.apache.flink.api.java.io.CsvInputFormat

DEFAULT_FIELD_DELIMITER, DEFAULT_LINE_DELIMITER, parsedValues

从类继承的字段 org.apache.flink.api.common.io.GenericCsvInputFormat

commentCount, commentPrefix, fieldIncluded, invalidLineCount, lineDelimiterIsLinebreak

从类继承的字段 org.apache.flink.api.common.io.DelimitedInputFormat

RECORD_DELIMITER

从类继承的字段 org.apache.flink.api.common.io.FileInputFormat

currentSplit, ENUMERATE_NESTED_FILES_FLAG, enumerateNestedFiles, filePath, INFLATER_INPUT_STREAM_FACTORIES, minSplitSize, numSplits, openTimeout, READ_WHOLE_SPLIT_FLAG, splitLength, splitStart, stream, unsplittable

构造器概要

构造器

构造器和说明
RowCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes)
RowCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes, boolean emptyColumnAsNull)
RowCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes, int[] selectedFields)
RowCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes, String lineDelimiter, String fieldDelimiter)
RowCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes, String lineDelimiter, String fieldDelimiter, int[] selectedFields)
RowCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypeInfos, String lineDelimiter, String fieldDelimiter, int[] selectedFields, boolean emptyColumnAsNull)

方法概要

限定符和类型	方法和说明
protected org.apache.flink.types.Row	fillRecord(org.apache.flink.types.Row reuse, Object[] parsedValues)
org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row>	getProducedType()
protected boolean	parseRecord(Object[] holders, byte[] bytes, int offset, int numBytes)

从类继承的方法 org.apache.flink.api.java.io.CsvInputFormat

createDefaultMask, getFieldTypes, nextRecord, open, readRecord, toBooleanMask, toString

从类继承的方法 org.apache.flink.api.common.io.GenericCsvInputFormat

checkAndCoSort, checkForMonotonousOrder, close, enableQuotedStringParsing, getCommentPrefix, getFieldDelimiter, getFieldParsers, getGenericFieldTypes, getNumberOfFieldsTotal, getNumberOfNonNullFields, isLenient, isSkippingFirstLineAsHeader, setCharset, setCommentPrefix, setFieldDelimiter, setFieldsGeneric, setFieldsGeneric, setFieldTypesGeneric, setLenient, setSkipFirstLineAsHeader, skipFields, supportsMultiPaths

从类继承的方法 org.apache.flink.api.common.io.DelimitedInputFormat

configure, getBufferSize, getCharset, getCurrentState, getDelimiter, getLineLengthLimit, getNumLineSamples, getStatistics, loadConfigParameters, loadGlobalConfigParams, reachedEnd, readLine, reopen, setBufferSize, setDelimiter, setDelimiter, setDelimiter, setLineLengthLimit, setNumLineSamples

从类继承的方法 org.apache.flink.api.common.io.FileInputFormat

acceptFile, createInputSplits, decorateInputStream, extractFileExtension, getFilePath, getFilePaths, getFileStats, getFileStats, getInflaterInputStreamFactory, getInputSplitAssigner, getMinSplitSize, getNestedFileEnumeration, getNumSplits, getOpenTimeout, getSplitLength, getSplitStart, registerInflaterInputStreamFactory, setFilePath, setFilePath, setFilePaths, setFilePaths, setFilesFilter, setMinSplitSize, setNestedFileEnumeration, setNumSplits, setOpenTimeout, testForUnsplittable

从类继承的方法 org.apache.flink.api.common.io.RichInputFormat

closeInputFormat, getRuntimeContext, openInputFormat, setRuntimeContext

从类继承的方法 java.lang.Object

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

构造器详细资料

RowCsvInputFormat

public RowCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                         org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypeInfos,
                         String lineDelimiter,
                         String fieldDelimiter,
                         int[] selectedFields,
                         boolean emptyColumnAsNull)

RowCsvInputFormat

public RowCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                         org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes,
                         String lineDelimiter,
                         String fieldDelimiter,
                         int[] selectedFields)

RowCsvInputFormat

public RowCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                         org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes,
                         String lineDelimiter,
                         String fieldDelimiter)

RowCsvInputFormat

public RowCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                         org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes,
                         int[] selectedFields)

RowCsvInputFormat

public RowCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                         org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes,
                         boolean emptyColumnAsNull)

RowCsvInputFormat

public RowCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                         org.apache.flink.api.common.typeinfo.TypeInformation[] fieldTypes)

方法详细资料

fillRecord

protected org.apache.flink.types.Row fillRecord(org.apache.flink.types.Row reuse,
                                                Object[] parsedValues)

指定者:

fillRecord 在类中 CsvInputFormat<org.apache.flink.types.Row>

parseRecord

protected boolean parseRecord(Object[] holders,
                              byte[] bytes,
                              int offset,
                              int numBytes)
                       throws org.apache.flink.api.common.io.ParseException

覆盖:

parseRecord 在类中 org.apache.flink.api.common.io.GenericCsvInputFormat<org.apache.flink.types.Row>

抛出:

org.apache.flink.api.common.io.ParseException

getProducedType

public org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row> getProducedType()

指定者:

getProducedType 在接口中 org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.types.Row>