org.apache.flink.api.java.io

类 PojoCsvInputFormat<OUT>

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<OUT>

org.apache.flink.api.java.io.PojoCsvInputFormat<OUT>

类型参数:

OUT - resulting POJO type

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<OUT,org.apache.flink.core.fs.FileInputSplit>, org.apache.flink.core.io.InputSplitSource<org.apache.flink.core.fs.FileInputSplit>

@Internal
public class PojoCsvInputFormat<OUT>
extends CsvInputFormat<OUT>

Input format that reads csv into POJOs.

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

currBuffer, currLen, currOffset, 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
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, boolean[] includedFieldsMask)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, int[] includedFieldsMask)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, String[] fieldNames)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, String[] fieldNames, boolean[] includedFieldsMask)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, String[] fieldNames, int[] includedFieldsMask)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, String lineDelimiter, String fieldDelimiter, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, String lineDelimiter, String fieldDelimiter, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, boolean[] includedFieldsMask)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, String lineDelimiter, String fieldDelimiter, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, int[] includedFieldsMask)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, String lineDelimiter, String fieldDelimiter, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, String[] fieldNames)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, String lineDelimiter, String fieldDelimiter, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, String[] fieldNames, boolean[] includedFieldsMask)
PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath, String lineDelimiter, String fieldDelimiter, org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo, String[] fieldNames, int[] includedFieldsMask)

方法概要

限定符和类型	方法和说明
OUT	fillRecord(OUT reuse, Object[] parsedValues)
void	initializeSplit(org.apache.flink.core.fs.FileInputSplit split, Long offset)

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

createDefaultMask, getFieldTypes, nextRecord, 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, parseRecord, 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, open, 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

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          String[] fieldNames)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          String lineDelimiter,
                          String fieldDelimiter,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          String lineDelimiter,
                          String fieldDelimiter,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          String[] fieldNames)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          int[] includedFieldsMask)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          String[] fieldNames,
                          int[] includedFieldsMask)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          String lineDelimiter,
                          String fieldDelimiter,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          int[] includedFieldsMask)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          String lineDelimiter,
                          String fieldDelimiter,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          String[] fieldNames,
                          int[] includedFieldsMask)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          boolean[] includedFieldsMask)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          String[] fieldNames,
                          boolean[] includedFieldsMask)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          String lineDelimiter,
                          String fieldDelimiter,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          boolean[] includedFieldsMask)

PojoCsvInputFormat

public PojoCsvInputFormat(org.apache.flink.core.fs.Path filePath,
                          String lineDelimiter,
                          String fieldDelimiter,
                          org.apache.flink.api.java.typeutils.PojoTypeInfo<OUT> pojoTypeInfo,
                          String[] fieldNames,
                          boolean[] includedFieldsMask)

方法详细资料

initializeSplit

public void initializeSplit(org.apache.flink.core.fs.FileInputSplit split,
                            Long offset)
                     throws IOException

覆盖:

initializeSplit 在类中 CsvInputFormat<OUT>

抛出:

IOException

fillRecord

public OUT fillRecord(OUT reuse,
                      Object[] parsedValues)

指定者:

fillRecord 在类中 CsvInputFormat<OUT>