name.velikodniy.vitaliy.fixedlength

Class FixedLength<T>

java.lang.Object

name.velikodniy.vitaliy.fixedlength.FixedLength<T>

Type Parameters:

T -

public class FixedLength<T>
extends java.lang.Object

Class for fixed line processing and registering classes to process.

Constructor Summary

Constructors

Constructor and Description
FixedLength()

Method Summary

Modifier and Type	Method and Description
java.lang.String	format(java.util.List<T> lines) Builds a fixed length String
java.util.List<T>	parse(java.io.InputStream stream) Parses a fixed length file into a List
java.util.List<T>	parse(java.io.Reader reader) Parses a fixed length file into a List
java.util.stream.Stream<T>	parseAsStream(java.io.InputStream inputStream) Parses a fixed length file into a stream
java.util.stream.Stream<T>	parseAsStream(java.io.Reader reader) Parses a fixed length file into a stream
FixedLength<T>	registerFormatter(java.lang.Class<? extends java.io.Serializable> typeClass, java.lang.Class<? extends Formatter<? extends java.io.Serializable>> formatterClass) Add formatter to work with class types.
FixedLength<T>	registerLineType(java.lang.Class<? extends T> lineClass) Register here type that will be processed in serialization, or deserialization process.
FixedLength<T>	registerLineTypes(java.lang.Class<T>[] lineClasses) In case you have a mixed fixed length file with different types in it, you could register more than one line type in array instead of calling registerLineType multiple times.
FixedLength<T>	registerLineTypes(java.util.List<java.lang.Class<T>> lineClasses) In case you have a mixed fixed length file with different types in it, you could register more than one line type in array instead of calling registerLineType multiple times.
FixedLength<T>	skipErroneousFields() In case of error field in parsing the line, the one will be skipped with no exception thrown
FixedLength<T>	skipErroneousLines() In case of error line while parsing, the one will be skipped with no exception thrown
FixedLength<T>	stopSkipUnknownLines() In case of unknown line, the one will be skipped with no exception thrown
FixedLength<T>	usingCharset(java.nio.charset.Charset charset) Specifies charset of a file, in case of no provided Charset.defaultCharset() will be used
FixedLength<T>	usingLineDelimiter(java.util.regex.Pattern pattern) Delimiter between fixed line entity records could be specified as a regexp pattern.
FixedLength<T>	usingLineDelimiter(java.lang.String delimiterString) Delimiter between fixed line entity records.

Methods inherited from class java.lang.Object

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

Constructor Detail

FixedLength

public FixedLength()

Method Detail

registerLineType

public FixedLength<T> registerLineType(java.lang.Class<? extends T> lineClass)

Register here type that will be processed in serialization, or deserialization process. Could be called more than once.

Parameters:

lineClass - class for entity to be registered

Returns:

instance of FixedLength

registerFormatter

public FixedLength<T> registerFormatter(java.lang.Class<? extends java.io.Serializable> typeClass,
                                        java.lang.Class<? extends Formatter<? extends java.io.Serializable>> formatterClass)

Add formatter to work with class types.

Parameters:

typeClass - type that should be formatter

formatterClass - formatter to pass through

Returns:

instance of FixedLength

stopSkipUnknownLines

public FixedLength<T> stopSkipUnknownLines()

In case of unknown line, the one will be skipped with no exception thrown

Returns:

instance of FixedLength

skipErroneousFields

public FixedLength<T> skipErroneousFields()

In case of error field in parsing the line, the one will be skipped with no exception thrown

Returns:

instance of FixedLength

skipErroneousLines

public FixedLength<T> skipErroneousLines()

In case of error line while parsing, the one will be skipped with no exception thrown

Returns:

instance of FixedLength

registerLineTypes

public FixedLength<T> registerLineTypes(java.util.List<java.lang.Class<T>> lineClasses)

In case you have a mixed fixed length file with different types in it, you could register more than one line type in array instead of calling registerLineType multiple times.

Parameters:

lineClasses - class for entity to be registered

Returns:

instance of FixedLength

registerLineTypes

public FixedLength<T> registerLineTypes(java.lang.Class<T>[] lineClasses)

In case you have a mixed fixed length file with different types in it, you could register more than one line type in array instead of calling registerLineType multiple times.

Parameters:

lineClasses - class for entity to be registered

Returns:

instance of FixedLength

usingCharset

public FixedLength<T> usingCharset(java.nio.charset.Charset charset)

Specifies charset of a file, in case of no provided Charset.defaultCharset() will be used

Parameters:

charset - Charset of current file

Returns:

instance of FixedLength

usingLineDelimiter

public FixedLength<T> usingLineDelimiter(java.util.regex.Pattern pattern)

Delimiter between fixed line entity records could be specified as a regexp pattern. By default, it is linefeed LF \n

Parameters:

pattern - regexp pattern how to break lines

Returns:

instance of FixedLength

usingLineDelimiter

public FixedLength<T> usingLineDelimiter(java.lang.String delimiterString)

Delimiter between fixed line entity records. By default, it is linefeed LF \n ( )

Parameters:

delimiterString - string that points the end of a line

Returns:

instance of FixedLength

parse

public java.util.List<T> parse(java.io.InputStream stream)
                        throws FixedLengthException

Parses a fixed length file into a List

Parameters:

stream - InputStream of a fixed length file

Returns:

List of parsed objects

Throws:

FixedLengthException - in case of parsing errors

parse

public java.util.List<T> parse(java.io.Reader reader)
                        throws FixedLengthException

Parses a fixed length file into a List

Parameters:

reader - Reader of a fixed length file

Returns:

List of parsed objects

Throws:

FixedLengthException - in case of parsing errors

parseAsStream

public java.util.stream.Stream<T> parseAsStream(java.io.InputStream inputStream)
                                         throws FixedLengthException

Parses a fixed length file into a stream

Parameters:

inputStream - InputStream of a fixed length file

Returns:

Stream of parsed objects

Throws:

FixedLengthException - in case of parsing errors

parseAsStream

public java.util.stream.Stream<T> parseAsStream(java.io.Reader reader)
                                         throws FixedLengthException

Parses a fixed length file into a stream

Parameters:

reader - Reader of a fixed length file

Returns:

Stream of parsed objects

Throws:

FixedLengthException - in case of parsing errors

format

public java.lang.String format(java.util.List<T> lines)

Builds a fixed length String

Parameters:

lines - lines to be serialized

Returns:

String of a fixed length format