67. EPMO Open Source Coordination Office Redaction File Detail Report

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67.1 Files compared

#	Location	File	Last Modified
1	C:\AraxisMergeCompare\Pri_un\IV-ehmp_cif\ImagingCommon\main\test\java\gov\va\med\imaging	TestDataGenerator.java	Thu Jun 29 17:22:56 2017 UTC
2	C:\AraxisMergeCompare\Pri_re\IV-ehmp_cif\ImagingCommon\main\test\java\gov\va\med\imaging	TestDataGenerator.java	Thu Jul 6 15:02:46 2017 UTC

67.2 Comparison summary

Description	Between Files 1 and 2
Description	Text Blocks	Lines
Unchanged	5	676
Changed	4	8
Inserted	0	0
Removed	0	0

67.3 Comparison options

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67.5 Comparison detail

	1	/**
	2	*
	3	*/
	4	package go v.va.med.i maging;
	5
	6	import jav a.io.*;
	7	import jav a.nio.Byte Buffer;
	8	import jav a.nio.chan nels.Close dChannelEx ception;
	9	import jav a.nio.chan nels.Reada bleByteCha nnel;
	10	import jav a.nio.chan nels.Writa bleByteCha nnel;
	11
	12	import jun it.framewo rk.TestCas e;
	13
	14	/**
	15	* A test data gener ator class that will build byt e arrays, file and s treams
	16	* for tes ting. The data will always be ascending values fr om 0 to 25 5, and the n
	17	* rolling back to 0 .
	18	*
	19	* @author BECKEC
	20	*
	21	*/
	22	public cla ss TestDat aGenerator
	23	{
	24	pu blic stati c InputStr eam create SlowInputS tream(int length, in t maxBytes OnRead)
	25	{
	26	retu rn new Slo wInputStre am(length, maxBytesO nRead);
	27	}
	28
	29	pu blic stati c Readable ByteChanne l createFa stReadable ByteChanne l(int leng th)
	30	{
	31	retu rn new Tes tDataInput Channel(le ngth, Math .min(lengt h, 1024));
	32	}
	33
	34	pu blic stati c Readable ByteChanne l createSl owReadable ByteChanne l(int leng th)
	35	{
	36	retu rn new Tes tDataInput Channel(le ngth, Math .min(lengt h, 10));
	37	}
	38
	39	pu blic stati c byte[] c reateByteA rray(int l ength)
	40	{
	41	byte [] retVal = new byte [length];
	42
	43	for( int index= 0; index < length; + +index)
	44	retVal [index] = (byte)inde x;
	45
	46	retu rn retVal;
	47	}
	48
	49	pu blic stati c File cre ateFile(in t length)
	50	th rows IOExc eption
	51	{
	52	File tempDir = getTempDi r();
	53	File tempFile = File.cre ateTempFil e("test_", ".data", tempDir);
	54
	55	File OutputStre am outStre am = new F ileOutputS tream(temp File);
	56
	57	for( int index= 0; index<l ength; ++i ndex)
	58	outStr eam.write( (byte)inde x);
	59
	60	outS tream.clos e();
	61
	62	retu rn tempFil e;
	63	}
	64
	65	pu blic stati c File cre ateBlankDe stinationF ile()
	66	th rows IOExc eption
	67	{
	68	File tempDir = getTempDi r();
	69	File tempFile = File.cre ateTempFil e("test_", ".data", tempDir);
	70
	71	retu rn tempFil e;
	72	}
	73
	74	/* *
	75	* Create a writabe by te channel that will check tha t the valu es being w ritten
	76	* follow th e test dat a generato r pattern.
	77	*
	78	* @return
	79	* /
	80	pu blic stati c Writable ByteChanne l createTe stDataVali datingWrit ableByteCh annel()
	81	{
	82	retu rn new Val idatingWri tableByteC hannel();
	83	}
	84
	85	/* *
	86	* Validates for the t est data p attern and writes no more than 10 bytes per call t o
	87	* write(). This is u seful for testing no n-blocking channels.
	88	*
	89	* @return
	90	* /
	91	pu blic stati c Writable ByteChanne l createTe stDataVali datingSlow WritableBy teChannel( )
	92	{
	93	retu rn new Val idatingWri tableByteC hannel(10) ;
	94	}
	95
	96	/* *
	97	* @return
	98	* /
	99	pr ivate stat ic File te mpDir = nu ll;
	100
	101	pr ivate stat ic synchro nized File getTempDi r()
	102	{
	103	if(t empDir != null)
	104	return tempDir;
	105
	106	Stri ng tempDir Name = Sys tem.getenv ("TEMP");;
	107	if(t empDirName == null)
	108	tempDi rName = "/ temp";
	109
	110	temp Dir = new File(tempD irName);
	111	if(! tempDir.e xists())
	112	tempDi r.mkdirs() ;
	113
	114	retu rn tempDir ;
	115	}
	116
	117	/* *
	118	* A method that simpl y validate s that a b yte array has
	119	* valid tes t data as defined by this clas s (ascendi ng values from 0 to 255).
	120	*
	121	* @param so urce
	122	* @return
	123	* /
	124	pu blic stati c void ass ertValidTe stData(byt e[] source )
	125	{
	126	for( int index= 0; index<s ource.leng th; ++inde x)
	127	TestCa se.assertE quals( "Va lue at " + index + " is not as expected." , (byte)in dex, sourc e[index] ) ;
	128	}
	129
	130	pu blic stati c void ass ertValidTe stData(Fil e file)
	131	th rows IOExc eption
	132	{
	133	asse rtValidTes tData(new FileInputS tream(file ));
	134	}
	135
	136	pu blic stati c void ass ertValidTe stData(Inp utStream i nStream)
	137	th rows IOExc eption
	138	{
	139	int index = 0;
	140	for( int value = inStream .read(); v alue >= 0; value = i nStream.re ad())
	141	{
	142	TestCa se.assertE quals( "Va lue at " + index + " is not as expected." , (byte)in dex, (byte )value );
	143
	144	index+ +;
	145	}
	146	}
	147	}
	148
	149	/**
	150	* @author BECKEC
	151	*
	152	* A test class that generates test data (ascendin g values f rom 0 to 2 55) and pr ovides
	153	* only a limited nu mber of by tes per re ad.
	154	* This is to simula te a netwo rk connect ion where the number of bytes available will
	155	* usually be less t han the bu ffer sizes passed to the read.
	156	*
	157	*/
	158	class Slow InputStrea m
	159	extends In putStream
	160	{
	161	pr ivate int maxBytesOn Read = 10;
	162
	163	pr ivate int length;
	164	pu blic SlowI nputStream (int lengt h, int max BytesOnRea d)
	165	{
	166	this .length = length;
	167	this .maxBytesO nRead = ma xBytesOnRe ad;
	168	}
	169
	170	pr ivate int index;
	171	pr ivate byte getNextBy te()
	172	{
	173	if(i ndex >= th is.length)
	174	return -1;
	175	retu rn (byte)i ndex++;
	176	}
	177
	178	/* (non-Java doc)
	179	* @see java .io.InputS tream#read ()
	180	* /
	181	@O verride
	182	pu blic int r ead()
	183	th rows IOExc eption
	184	{
	185	retu rn getNext Byte();
	186	}
	187
	188	@O verride
	189	pu blic int a vailable()
	190	th rows IOExc eption
	191	{
	192	retu rn maxByte sOnRead;
	193	}
	194
	195	@O verride
	196	pu blic int r ead(byte[] b) throws IOExcepti on
	197	{
	198	retu rn this.re ad(b, 0, b .length);
	199	}
	200
	201	pr ivate bool ean eofRea ched = fal se;
	202	@O verride
	203	pu blic int r ead(byte[] b, int of f, int len ) throws I OException
	204	{
	205	if(e ofReached)
	206	return -1;
	207
	208	len = Math.min (b.length - off, len ); // do not overru n the buff er
	209	int maxBytesTo Return = M ath.min(le n, maxByte sOnRead);
	210
	211	int bytesRead = 0;
	212	for( int index= off; index < off+max BytesToRet urn && !eo fReached; ++index)
	213	{
	214	b[inde x] = getNe xtByte();
	215	bytesR ead++;
	216	eofRea ched = (b[ index] < 0 );
	217	}
	218
	219	retu rn bytesRe ad;
	220	}
	221	}
	222
	223	/**
	224	* A trivi al Readabl eByteChann el impleme ntation th at provide s very few
	225	* bytes p er read.
	226	*
	227	* @author BECKEC
	228	*
	229	*/
	230	class Test DataInputC hannel
	231	implements ReadableB yteChannel
	232	{
	233	pr ivate int maxBytesOn Read = 10;
	234	pr ivate int length;
	235	pr ivate int totalBytes Read;
	236	pr ivate bool ean open = true;
	237	pr ivate bool ean eofRea ched = fal se;
	238
	239	pu blic TestD ataInputCh annel(int maxBytesOn Read, int length)
	240	{
	241	this .totalByte sRead = 0;
	242	this .maxBytesO nRead = ma xBytesOnRe ad;
	243	this .length = length;
	244	}
	245
	246	pr ivate int index;
	247	pr ivate byte getNextBy te()
	248	{
	249	if(i ndex >= th is.length)
	250	return -1;
	251	retu rn (byte)i ndex++;
	252	}
	253
	254	pu blic int r ead(ByteBu ffer dst)
	255	th rows IOExc eption
	256	{
	257	if(e ofReached)
	258	return -1;
	259
	260	int bytesRead = 0;
	261	for( int index= 0;
	262	index < maxBytes OnRead && !eofReache d && dst.p osition() < dst.limi t();
	263	++inde x)
	264	{
	265	dst.pu t(getNextB yte());
	266	++byte sRead;
	267	++tota lBytesRead ;
	268	eofRea ched = (to talBytesRe ad >= leng th);
	269	}
	270
	271	retu rn bytesRe ad;
	272	}
	273
	274	pu blic void close()
	275	th rows IOExc eption
	276	{
	277	open = false;
	278	}
	279
	280	pu blic boole an isOpen( )
	281	{
	282	retu rn open;
	283	}
	284	}
	285
	286	/**
	287	* @author BECKEC
	288	*
	289	* A writa ble byte c hannel tha t validate s the data as it is being writ ten to.
	290	*
	291	* If byte sPerWrite is specifi ed then th is class d oes not wr ite all of the avail able bytes
	292	* on the every call to write.
	293	*
	294	*/
	295	class Vali datingWrit ableByteCh annel
	296	implements WritableB yteChannel
	297	{
	298	pr ivate int channelInd ex = 0;
	299	pr ivate bool ean open = true;
	300	pr ivate int bytesPerWr ite = Inte ger.MAX_VA LUE;
	301
	302	Va lidatingWr itableByte Channel()
	303	{
	304
	305	}
	306	Va lidatingWr itableByte Channel(in t bytesPer Write)
	307	{
	308
	309	}
	310
	311	pu blic int w rite(ByteB uffer src)
	312	th rows IOExc eption
	313	{
	314	if(! isOpen())
	315	throw new Closed ChannelExc eption();
	316
	317	int bytesWritt en = 0;
	318	whil e(src.rema ining() > 0 && bytes Written <= bytesPerW rite)
	319	{
	320	byte v alue = src .get();
	321	if( va lue != (by te)channel Index)
	322	throw ne w StreamCo rruptedExc eption(
	323	"Test data at positi on " + cha nnelIndex + " is not correct, expected = " + (byte )channelIn dex + ", a ctual was " + value
	324	);
	325
	326	channe lIndex++;
	327	++byte sWritten;
	328	}
	329
	330	retu rn bytesWr itten;
	331	}
	332
	333	pu blic void close() th rows IOExc eption
	334	{
	335	open = false;
	336	}
	337
	338	pu blic boole an isOpen( )
	339	{
	340	retu rn open;
	341	}
	342	}