dk.vajhoej.record8

Class Util8

java.lang.Object

dk.vajhoej.record8.Util8

public class Util8
extends java.lang.Object

Extension of Util2 class enabling the usage of lambda functions.

Constructor Summary

Constructors

Constructor and Description
Util8()

Method Summary

Modifier and Type	Method and Description
static <T1,T2> byte[]	copyAll(java.lang.Class<T1> t1, byte[] b, java.lang.Class<T2> t2, Util2.Transformer<T1,T2> cvt, LengthFunction lenfunc, MaxLengthFunction maxlenfunc, ElementsFunction elmfunc) Convert array of struct in bytes into array of struct in bytes.
static <T1,T2> void	copyAll(java.lang.Class<T1> t1, java.io.InputStream is, java.lang.Class<T2> t2, java.io.OutputStream os, Util2.Transformer<T1,T2> cvt, LengthFunction lenfunc, MaxLengthFunction maxlenfunc, ElementsFunction elmfunc) Convert array of struct in stream into array of struct in stream.
static <T> java.util.List<T>	readAll(java.lang.Class<T> t, byte[] b, LengthFunction lenfunc, MaxLengthFunction maxlenfunc, ElementsFunction elmfunc) Read array of struct in byte array into list of objects.
static <T> void	readAll(java.lang.Class<T> t, java.io.InputStream is, java.util.List<T> lst, LengthFunction lenfunc, MaxLengthFunction maxlenfunc, ElementsFunction elmfunc) Read array of struct in stream into list of objects.
static <T> void	readAll(java.lang.Class<T> t, java.io.InputStream is, Util2.ObjectHandler<T> oh, LengthFunction lenfunc, MaxLengthFunction maxlenfunc, ElementsFunction elmfunc) Read array of struct in stream and processes them by handler.
static <T> byte[]	writeAll(java.lang.Class<T> t, java.util.List<T> lst, LengthFunction lenfunc, MaxLengthFunction maxlenfunc, ElementsFunction elmfunc) Write list of objects into array of struct in byte array.
static <T> void	writeAll(java.lang.Class<T> t, java.util.List<T> lst, java.io.OutputStream os, LengthFunction lenfunc, MaxLengthFunction maxlenfunc, ElementsFunction elmfunc) Write list of objects into array of struct in stream.

Methods inherited from class java.lang.Object

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

Constructor Detail

Util8

public Util8()

Method Detail

readAll

public static <T> java.util.List<T> readAll(java.lang.Class<T> t,
                                            byte[] b,
                                            LengthFunction lenfunc,
                                            MaxLengthFunction maxlenfunc,
                                            ElementsFunction elmfunc)
                                     throws RecordException

Read array of struct in byte array into list of objects.

Type Parameters:

T - struct type

Parameters:

t - type

b - byte array

lenfunc - function providing field length

maxlenfunc - function providing struct max length

elmfunc - function providing number of elements

Returns:

list of objects

Throws:

RecordException - if problem with record definition

writeAll

public static <T> byte[] writeAll(java.lang.Class<T> t,
                                  java.util.List<T> lst,
                                  LengthFunction lenfunc,
                                  MaxLengthFunction maxlenfunc,
                                  ElementsFunction elmfunc)
                           throws RecordException

Write list of objects into array of struct in byte array.

Type Parameters:

T - struct type

Parameters:

t - type

lst - list of objects

lenfunc - function providing field length

maxlenfunc - function providing struct max length

elmfunc - function providing number of elements

Returns:

byte array

Throws:

RecordException - if problem with record definition

readAll

public static <T> void readAll(java.lang.Class<T> t,
                               java.io.InputStream is,
                               java.util.List<T> lst,
                               LengthFunction lenfunc,
                               MaxLengthFunction maxlenfunc,
                               ElementsFunction elmfunc)
                        throws RecordException,
                               java.io.IOException

Read array of struct in stream into list of objects.

Type Parameters:

T - struct type

Parameters:

t - type

is - stream

lst - list of objects

lenfunc - function providing field length

maxlenfunc - function providing struct max length

elmfunc - function providing number of elements

Throws:

RecordException - if problem with record definition

java.io.IOException - if problem with stream

writeAll

public static <T> void writeAll(java.lang.Class<T> t,
                                java.util.List<T> lst,
                                java.io.OutputStream os,
                                LengthFunction lenfunc,
                                MaxLengthFunction maxlenfunc,
                                ElementsFunction elmfunc)
                         throws RecordException,
                                java.io.IOException

Write list of objects into array of struct in stream.

Type Parameters:

T - struct type

Parameters:

t - type

lst - list of objects

os - stream

lenfunc - function providing field length

maxlenfunc - function providing struct max length

elmfunc - function providing number of elements

Throws:

RecordException - if problem with record definition

java.io.IOException - if problem with stream

readAll

public static <T> void readAll(java.lang.Class<T> t,
                               java.io.InputStream is,
                               Util2.ObjectHandler<T> oh,
                               LengthFunction lenfunc,
                               MaxLengthFunction maxlenfunc,
                               ElementsFunction elmfunc)
                        throws RecordException,
                               java.io.IOException

Read array of struct in stream and processes them by handler.

Type Parameters:

T - struct type

Parameters:

t - type

is - stream

oh - handler of objects

lenfunc - function providing field length

maxlenfunc - function providing struct max length

elmfunc - function providing number of elements

Throws:

RecordException - if problem with record definition

java.io.IOException - if problem with stream

copyAll

public static <T1,T2> byte[] copyAll(java.lang.Class<T1> t1,
                                     byte[] b,
                                     java.lang.Class<T2> t2,
                                     Util2.Transformer<T1,T2> cvt,
                                     LengthFunction lenfunc,
                                     MaxLengthFunction maxlenfunc,
                                     ElementsFunction elmfunc)
                              throws RecordException

Convert array of struct in bytes into array of struct in bytes.

Type Parameters:

T1 - input struct type

T2 - output struct type

Parameters:

t1 - from type

b - from byte array

t2 - to type

cvt - transformer class

lenfunc - function providing field length

maxlenfunc - function providing struct max length

elmfunc - function providing number of elements

Returns:

to byte array

Throws:

RecordException - if problem with record definitions

copyAll

public static <T1,T2> void copyAll(java.lang.Class<T1> t1,
                                   java.io.InputStream is,
                                   java.lang.Class<T2> t2,
                                   java.io.OutputStream os,
                                   Util2.Transformer<T1,T2> cvt,
                                   LengthFunction lenfunc,
                                   MaxLengthFunction maxlenfunc,
                                   ElementsFunction elmfunc)
                            throws RecordException,
                                   java.io.IOException

Convert array of struct in stream into array of struct in stream.

Type Parameters:

T1 - input struct type

T2 - output struct type

Parameters:

t1 - from type

is - from stream

t2 - to type

os - to stream

cvt - transformer class

lenfunc - function providing field length

maxlenfunc - function providing struct max length

elmfunc - function providing number of elements

Throws:

RecordException - if problem with record definitions

java.io.IOException - if problem with streams