'JAVA/eclipse'에 해당되는 글 6건
- 2024.09.28 :: Java , ZC data parsing , random number , java int add/subtract 1
- 2023.02.15 :: How to change java project's bin(build) folder
- 2020.05.04 :: Eclipse에서 ant 프로젝트 사용
- 2020.05.04 :: Eclipse설정 - 블랙테마
- 2020.05.04 :: Eclipse에 subversion 연결하기
- 2020.05.01 :: 이클립스에 아마테라스 한번에 설치하기
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package SRC_1;
import java.io.File;
import java.util.Random;
class SampleProject {
//public static void main() {
public static void main(String[] args) {
/* args = new String[3]; //3개의 저장공간을 가진 배열 초기화
args[0] = "안녕"; //배열의 첫번째 공간에 데이터입력
args[1] = "반가워"; //배열의 두번째 공간에 데이터입력
args[2] = "버물리라고해"; //배열의 세번째 공간에 데이터입력
System.out.println(args[0]);
System.out.println(args[1]);
System.out.println(args[2]);
*/
SampleProject smpl = new SampleProject() ;
smpl.initZeroCrossingData() ;
}
//Integer[] zc_Tinfo_server = new Integer[60] ;
int[] zc_Tinfo_server = new int[60] ;
public Integer getRandomnumber(Integer begin, Integer end){
//For a more generic "in between two numbers" use:
Random r = new Random();
int low = 10;
int high = 100;
int result = r.nextInt(high-low) + low;
//This gives you a random number in between 10 (inclusive) and 100 (exclusive)
return result ;
}
String[] zc_finder ;
int[] zc_finderInt ;
/*
* output:
idx=52, zc_Tinfo_server=52002, zc_finderInt[k - nStart ]=52154, nDiff=3090
Hello world
nCnt=5
zc_finder: count=5
zc_finder[k=0]=49165, 0
zc_finder[k=1]=50161, 0
zc_finder[k=2]=51157, 0
zc_finder[k=3]=52154, 0
zc_finder[k=4]=53150, 0
idx=49, zc_Tinfo_server=49067, zc_finderInt[k - nStart ]=49165, nDiff=98
idx=50, zc_Tinfo_server=50030, zc_finderInt[k - nStart ]=50161, nDiff=131
idx=51, zc_Tinfo_server=51088, zc_finderInt[k - nStart ]=51157, nDiff=69
idx=52, zc_Tinfo_server=52086, zc_finderInt[k - nStart ]=52154, nDiff=68
idx=53, zc_Tinfo_server=53029, zc_finderInt[k - nStart ]=53150, nDiff=121
*/
public void initZeroCrossingData() {
String a2 ;
String data = "1X05,49165,50161,51157,52154,53150,\n" ; //20240927
String aa = data;
//Toast.makeText(getApplicationContext(), " MCU Data : " + data, Toast.LENGTH_LONG).show();
//Log.d("phase", " PPPPPv --------------- PPPPPPPPP ======= > " + data + "\n");
// new format recv(ex. aa) : "1X05,49165,50161,51157,52154,53150,\n" //20240927
System.out.println("Hello world" );
for(Integer t = 0 ; t < 60 ; t++ ) {
Random r = new Random();
zc_Tinfo_server[t] = t * 1000 + r.nextInt(100) ;
}
a2 = aa.substring(1, 2);// get phase id like "A", "B", "C"
if( a2.equalsIgnoreCase("X")) { // 20240927-1
int nCnt = Integer.valueOf(aa.substring(2, 4 ) ) ; // get number of zero-corssing time info.
aa = aa.replaceAll("\n","");
System.out.println("nCnt=" + nCnt ) ;
String str = aa.replace(" ", "") ;
//String[] zc_finder = str.split(",");
zc_finder = str.substring(5, str.length()).split(",") ;
zc_finderInt = new int[ nCnt ] ;
int nStart =0 ;
System.out.println("zc_finder: count=" + zc_finder.length ) ;
for (int k = 0 ; k< nCnt ; k++) {// convert String info. to int, skip index k=0, it is only count information not data
zc_finderInt[k] = (int) Integer.parseInt(zc_finder[k]) ;
System.out.println( "zc_finder[k="+ k + "]" +"=" + zc_finder[k] +", " + nStart) ;
}
int nDiff =0;
try {
nStart = (zc_finderInt[0] /1000 )%100 ;
}catch( Exception e) {
e.printStackTrace() ;
}
for(int k = nStart ; k < nStart + nCnt ; k++ ){
//Log.d("zc_Tinfo_server" , "idx=" + k + ", zc_Tinfo_server=" +zc_Tinfo_server [k ] ) ;
nDiff = Math.abs(zc_Tinfo_server[k ] - zc_finderInt[k - nStart ] ) ;//get diff. between server time and finder time
System.out.println("idx=" + k + ", zc_Tinfo_server=" +zc_Tinfo_server [k ] +
", zc_finderInt[k - nStart ]="+ zc_finderInt[k - nStart ] + ", nDiff=" + nDiff ) ;
}
return ;
}
}
public void initZeroCrossingDataOld() {
String a2 ;
String data = "1X05,49165,50161,51157,52154,53150,\n" ; //20240927
String aa = data;
//Toast.makeText(getApplicationContext(), " MCU Data : " + data, Toast.LENGTH_LONG).show();
//Log.d("phase", " PPPPPv --------------- PPPPPPPPP ======= > " + data + "\n");
// new format recv(ex. aa) : "1X05,49165,50161,51157,52154,53150,\n" //20240927
System.out.println("Hello world" );
for(Integer t = 0 ; t < 60 ; t++ ) {
Random r = new Random();
zc_Tinfo_server[t] = t * 1000 + r.nextInt(100) ;
}
a2 = aa.substring(1, 2);// get phase id like "A", "B", "C"
if( a2.equalsIgnoreCase("X")) { // 20240927-1
int nCnt = Integer.valueOf(aa.substring(2, 4 ) ) ; // get number of zero-corssing time info.
aa = aa.replaceAll("\n","");
System.out.println("nCnt=" + nCnt ) ;
String str = aa.replace(" ", "") ;
//String[] zc_finder = str.split(",");
String[] zc_finder = str.substring(5, str.length()).split(",") ;
Integer[] zc_finderInt = new Integer[ nCnt ] ;
Integer nStart ;
System.out.println("zc_finder: count=" + zc_finder.length ) ;
nStart = 0 ;
for (Integer k = 0 ; k< nCnt ; k++) {// skip index k=0, it is only count information not data
zc_finderInt[k] = new Integer(zc_finder[ k] ) ;
System.out.println( "zc_finder[k="+ k + "]" +"=" + zc_finder[k] +", " + nStart) ;
}
try {
nStart = (zc_finderInt[0] /1000 )%100 ;
}catch( Exception e) {
e.printStackTrace() ;
}
int nDiff =0;
for(Integer k = nStart ; k < nStart + nCnt ; k++ ){
//Log.d("zc_Tinfo_server" , "idx=" + k + ", zc_Tinfo_server=" +zc_Tinfo_server [k ] ) ;
//nDiff = Math.abs(zc_Tinfo_server[k].intValue() - zc_finderInt[k].intValue() ) ;
System.out.println("idx=" + k + ", zc_Tinfo_server=" +zc_Tinfo_server [k ] + ", nDiff=" + nDiff ) ;
}
return ;
}
}
}//출처: https://javacpro.tistory.com/11 [버물리의 IT공부:티스토리]
public class TestMemorySize {
public static void memoryStats() {
int mb = 1024 * 1024;
// get Runtime instance
Runtime instance = Runtime.getRuntime();
System.out.println("***** Heap utilization statistics [MB] *****\n");
// available memory
System.out.println("Total Memory: " + instance.totalMemory() / mb);
// free memory
System.out.println("Free Memory: " + instance.freeMemory() / mb);
// used memory
System.out.println("Used Memory: "
+ (instance.totalMemory() - instance.freeMemory()) / mb);
// Maximum available memory
System.out.println("Max Memory: " + instance.maxMemory() / mb);
}
public static void main(String[] args) {
memoryStats();
/* Total number of processors or cores available to the JVM */
System.out.println("Available processors (cores): " +
Runtime.getRuntime().availableProcessors());
/* Total amount of free memory available to the JVM */
System.out.println("Free memory (bytes): " +
Runtime.getRuntime().freeMemory());
/* This will return Long.MAX_VALUE if there is no preset limit */
long maxMemory = Runtime.getRuntime().maxMemory();
/* Maximum amount of memory the JVM will attempt to use */
System.out.println("Maximum memory (bytes): " +
(maxMemory == Long.MAX_VALUE ? "no limit" : maxMemory));
/* Total memory currently in use by the JVM */
System.out.println("Total memory (bytes): " +
Runtime.getRuntime().totalMemory() + "\n" );
System.out.println("KB: " + (double) (Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory()) / 1024 + "\n");
/* Get a list of all filesystem roots on this system */
File[] roots = File.listRoots();
/* For each filesystem root, print some info */
for (File root : roots) {
System.out.println("File system root: " + root.getAbsolutePath());
System.out.println("Total space (bytes): " + root.getTotalSpace());
System.out.println("Free space (bytes): " + root.getFreeSpace());
System.out.println("Usable space (bytes): " + root.getUsableSpace());
}
}
}| /* 실행결과 , Output : 입력데이터: "1X05,49165,50161,51157,52154,53150,\n" - 실행결과 Hello world nCnt=5 zc_finder[k=1]=49165 zc_finder[k=2]=50161 zc_finder[k=3]=51157 zc_finder[k=4]=52154 zc_finder[k=5]=53150 idx=49, zc_Tinfo_server=49020 idx=50, zc_Tinfo_server=50019 idx=51, zc_Tinfo_server=51065 idx=52, zc_Tinfo_server=52067 idx=53, zc_Tinfo_server=53067 ※ 자바 Integer클래스와 int 데이터타입 [Java] Integer - 생성자, int 변환 https://priming.tistory.com/23 */ package SRC_1; import java.io.File; import java.util.Random; class SampleProject { public SampleProject() {}; //public static void main() { public static void main(String[] args) { /* args = new String[3]; //3개의 저장공간을 가진 배열 초기화 args[0] = "안녕"; //배열의 첫번째 공간에 데이터입력 args[1] = "반가워"; //배열의 두번째 공간에 데이터입력 args[2] = "버물리라고해"; //배열의 세번째 공간에 데이터입력 System.out.println(args[0]); System.out.println(args[1]); System.out.println(args[2]); */ SampleProject smpl = new SampleProject() ; smpl.initZeroCrossingData() ; } Integer[] zc_Tinfo_server = new Integer[60] ; public Integer getRandomnumber(Integer begin, Integer end){ //For a more generic "in between two numbers" use: Random r = new Random(); int low = 10; int high = 100; int result = r.nextInt(high-low) + low; //This gives you a random number in between 10 (inclusive) and 100 (exclusive) return result ; } public void initZeroCrossingData() { String a2 ; String data = "1X05,49165,50161,51157,52154,53150,\n" ; //20240927 String aa = data; //Toast.makeText(getApplicationContext(), " MCU Data : " + data, Toast.LENGTH_LONG).show(); //Log.d("phase", " PPPPPv --------------- PPPPPPPPP ======= > " + data + "\n"); // new format recv(ex. aa) : "1X05,49165,50161,51157,52154,53150,\n" //20240927 System.out.println("Hello world" ); for(Integer t = 0 ; t < 60 ; t++ ) { Random r = new Random(); zc_Tinfo_server[t] = t * 1000 + r.nextInt(100) ; } a2 = aa.substring(1, 2);// get phase id like "A", "B", "C" if( a2.equalsIgnoreCase("X")) { // 20240927-1 int nCnt = Integer.valueOf(aa.substring(2, 4 ) ) ; // get number of zero-corssing time info. aa = aa.replaceAll("\n",""); System.out.println("nCnt=" + nCnt ) ; String str = aa.replace(" ", "") ; String[] zc_finder = str.split(","); Integer[] zc_finderInt = new Integer[ nCnt ] ; Integer nStart ; //foreach( String ) for (Integer k = 1 ; k<= nCnt ; k++) {// skip index k=0, it is only count information not data //zc_finderT[k] = new Integer ( Integer.valueOf(zc_finder[k]) ) ; //zc_infoT[k] = Integer.valueOf(zc_info[k]) ; //Log.d("ZC_TInfo", "k=" + zc_infoT[k] + ", zc_timeInfo=" + zc_infoT[k] % 1000 ) ; zc_finderInt[k-1] = new Integer(zc_finder[ k] ) ; System.out.println( "zc_finder[k="+ k + "]" +"=" + zc_finder[k] ) ; } nStart = 0 ; try { nStart = (zc_finderInt[0] /1000 )%100 ; }catch( Exception e) { e.printStackTrace() ; } for(Integer k = nStart ; k < nStart + nCnt ; k++ ){ //Log.d("zc_Tinfo_server" , "idx=" + k + ", zc_Tinfo_server=" +zc_Tinfo_server [k ] ) ; System.out.println("idx=" + k + ", zc_Tinfo_server=" +zc_Tinfo_server [k ] ) ; } //zc_Tinfo_server return ; } } }//출처: https://javacpro.tistory.com/11 [버물리의 IT공부:티스토리] |
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When you have a Java project in Eclipse, how do you change the location where the class files are placed? The bin directory is the default location.
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Want Eclipse .class files also in other folder apart from bin
I want when Developer save java file in eclipse , And eclipse by default generate it .class file in bin folder,So this .class file is also generate in other folder also. I can not copy /paste that ...
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- eclipse java class file folder change directory
🔎 eclipse java class file folder change directory: Google 검색
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흰색깔이 눈에 부셔서.. 블랙테마로..
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이클립스 테마변경 및 블랙테마 설정
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How to install subversion in Eclipse without fail.
안드로이드 스튜디오를 사용하지만 이클립스를 써야할일이 생겨서
링크추가합니다.
이클립스를 설치하고 svn연결하고 저장소(repository)에서 파일 다운로드(checkout)후 update받는 것까지 설정방법입니다.
http://lmc.cs.kookmin.ac.kr/readmore/eclipse-svn
이클립스를 이용하여 svn 사용하기 - System Software
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How to install Amateras to Eclipse without fail
Amateras - Alternative of ERWin, Free ERD file viewer
- only Amateras runs without error in Eclipse 3.3(or 3.4) and JDK1.5
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//{{
위 링크를 보면 설치한 순서
1. JDK 1.5 install
- jdk-1_5_0_22-windows-amd64.exe
- https://web-obj.tistory.com/94
2. unzip eclipse 3.4.2 (for Amateras ERD)
- eclipse-SDK-3.4.2-win32-x86_64.zip
- target folder: C:\
- add following line to eclipse.ini file
(add -vm path )
-vm
C:\Program Files\Java\jdk1.5.0_22\bin\javaw.exe
3. GEF
- download and unzip
> http://www.eclipse.org/gef/
> GEF-ALL-3.7.2.zip
- copy features and plugins folder to eclipse same folder
4. Amateras UML
- download and unzip
> http://amateras.sourceforge.jp/cgi-bin/fswiki_en/wiki.cgi
출처: https://hermeslog.tistory.com/183 [헤르메스 LIFE]
- copy all .jar files to eclipse\plugins folder
5. Amateras ERD
- download and unzip
> http://amateras.sourceforge.jp/cgi-bin/fswiki_en/wiki.cgi
출처: https://hermeslog.tistory.com/183 [헤르메스 LIFE]'
- copy net.java.amateras.db_1.0.8.jar files to eclipse\plugins folder
A.1 reference URL:
[Plugin] Eclipse Plugin Amateras UML 설치하기
출처: https://hermeslog.tistory.com/183 [헤르메스 LIFE]
A.2
http://amateras.osdn.jp/cgi-bin/fswiki_en/wiki.cgi?page=AmaterasERD
//}}
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