澹版槑錛氭湰鏂囩郴JavaEye緗戠珯鍙戝竷鐨勫師鍒涘崥瀹㈡枃绔狅紝鏈粡浣滆呬功闈㈣鍙紝涓ョ浠諱綍緗戠珯杞澆鏈枃錛屽惁鍒欏繀灝嗚拷絀舵硶寰嬭矗浠伙紒
/**
* --------------------------------------------------
* 瀛楁杈撳叆嫻?
* --------------------------------------------------
* 浠嶥ataInputStream緇ф壙
* 涓昏澧炲姞浜嗕粠鏂囨湰鏍煎紡杈撳叆嫻佷腑璇誨叆鏁版嵁瀛楁鐨勮兘鍔?
* --------------------------------------------------
*
* @author iwinyeah 鏉庢案瓚?
* @version 1.0.0
* */
import java.io.DataInputStream;
import java.io.IOException;
import java.io.InputStream;
public class FieldInputStream extends DataInputStream {
public final static int BIN_MODE = 0;
public final static int TXT_MODE = 1;
int mode;
public FieldInputStream(InputStream in, int mode) {
super(in);
this.mode = mode;
}
public boolean getBoolean() throws IOException {
if (mode == 0) {
return readBoolean();
} else {
if ("1".equals(next())) {
return true;
}
return false;
}
}
public byte getByte() throws IOException {
if (mode == 0) {
return readByte();
} else {
return (byte) Integer.parseInt(next());
}
}
public short getShort() throws IOException {
if (mode == 0) {
return readShort();
} else {
return (short) Integer.parseInt(next());
}
}
public int getInt() throws IOException {
if (mode == 0) {
return readInt();
} else {
return Integer.parseInt(next());
}
}
public long getLong() throws IOException {
if (mode == 0) {
return readLong();
} else {
return Long.parseLong(next());
}
}
public String getString() throws IOException {
if (mode == 0) {
if (read() == 0) {
return null;
} else {
return readUTF();
}
} else {
return next();
}
}
// 鍙栦笅涓鏍囪瘑絎?
private byte[] buffer = new byte[255];
private int length = 0;
private boolean eos = false;
private final static int INITIAL = 0;
private final static int ESCAPE = 1;
private final static int COMMENT_START = 2;
private final static int LINE_COMMENT = 3;
private final static String WHITESPACE = "\n\r\t";
public String next() throws IOException {
length = 0;
int c = in.read();
int status = INITIAL;
READWHILE: while (c != -1) { // 涓鐩磋鍒版枃浠跺熬
switch (status) {
case INITIAL:
if (c == '\n' || c == '\t') { // 濡傛灉鏄垎闅旂
break READWHILE;
} else if (c == '\\') {
status = ESCAPE; // 璁捐漿涔夊瓧絎︽爣蹇?
} else if (c == '/') {
status = COMMENT_START; // 璁炬敞閲婃爣蹇?
} else {
if (WHITESPACE.indexOf(c) < 0) {
append(c);
}
}
break;
case ESCAPE: // 澶勭悊杞箟瀛楃
switch (c) {
case 'n':
append('\n');
break;
case 'r':
append('\r');
break;
case 't':
append('\t');
break;
case 'b':
append('\b');
break;
case 'f':
append('\f');
break;
default:
append(c);
break;
}
status = INITIAL; // 璁炬甯告儏鍐墊爣蹇?
break;
case COMMENT_START: // 澶勭悊娉ㄩ噴
if (c == '/') {
status = LINE_COMMENT; // 鏄寮忔敞閲?
} else {
status = INITIAL;
// 濡傛灉閮戒笉鏄垯鎶婃敞閲婅搗濮嬬鍜屽垰璇誨叆鐨勫瓧絎﹂兘鍔犲叆鍒版爣璇嗙涓?
append('/');
append(c);
}
break;
case LINE_COMMENT:
if (c == '\n') {
status = INITIAL; // 濡傛灉褰撳墠涓鴻娉ㄩ噴鐘舵佸垯瑕佷竴鐩磋鍒拌灝炬墠鎭㈠姝ｅ父鎯呭喌鏍囧織
break READWHILE;
}
break;
}
c = in.read(); // 璇誨叆涓嬩竴瀛楃
}
if (c == -1) {
eos = true;
}
// 濡傛灉璇誨埌鏂囦歡灝炬椂錛屾爣璇嗙闀垮害澶т簬闆訛紝鍒欒繑鍥炴爣璇嗙錛屽惁鍒欒繑鍥濶ULL鍊?
if (length <= 0) {
return null;
} else {
return new String(buffer, 0, length, "UTF-8");
}
}
// 灝嗚鍏ョ殑瀛楃鍔犲叆緙撳啿鍖?
private void append(int c) {
// 緙撳啿鍖轟笉瓚蟲椂鑷姩鎵╁睍
if (length >= buffer.length) {
byte[] xBuffer = new byte[buffer.length + 16];
System.arraycopy(buffer, 0, xBuffer, 0, buffer.length);
buffer = null;
buffer = xBuffer;
}
buffer[length++] = (byte) c;
}
public boolean eos() {
return eos;
}
}
璇峰弬鐪嬫垜鐨勫彟涓綃囨枃绔狅細瀛楁杈撳嚭嫻丗ieldOutputStreamhttp://iwinyeah.javaeye.com/admin/blogs/174644
鏈枃鐨勮璁轟篃寰堢簿褰╋紝嫻忚璁ㄨ>>
JavaEye鎺ㄨ崘
鏂囩珷鏉ユ簮:http://iwinyeah.javaeye.com/blog/174645
]]>
澹版槑錛氭湰鏂囩郴JavaEye緗戠珯鍙戝竷鐨勫師鍒涘崥瀹㈡枃绔狅紝鏈粡浣滆呬功闈㈣鍙紝涓ョ浠諱綍緗戠珯杞澆鏈枃錛屽惁鍒欏繀灝嗚拷絀舵硶寰嬭矗浠伙紒
鎴戠殑FieldOutputStream緇ф壙浜咲ataOutputStream錛岃繖鏍峰氨鍙互鍙洿鏀瑰緢灝戦噺鐨勪唬鐮佸氨瀹炵幇浜嗘棦鏀寔鍘熺敓鏍煎紡鍙堟敮鎸佹枃鏈柟寮忚緭鍑轟簡,紼嶅欎竴孌墊椂闂存墜鏈虹悊璐㈠皢鍙互瀹炵幇澶囦喚鍜屾仮澶嶏紙鏂囨湰鏍煎紡錛夊姛鑳戒簡.
package util;
/**
* --------------------------------------------------
* 瀛楁杈撳嚭嫻?
* --------------------------------------------------
* 浠嶥ataOutputStream緇ф壙
* 涓昏澧炲姞浜嗗悜杈撳嚭嫻佸啓鍏ユ枃鏈牸寮忕殑鏁版嵁瀛楁鐨勮兘鍔?
* 鏂囨湰鏍煎紡嫻佸皢鐢盩AB鍒嗛殧瀛楁錛屽洖杞︽崲琛岀鍒嗛殧璁板綍
* --------------------------------------------------
*
* @author iwinyeah 鏉庢案瓚?
* @version 1.0.0
* */
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.OutputStream;
public class FieldOutputStream extends DataOutputStream {
public final static int BIN_MODE = 0;
public final static int TXT_MODE = 1;
private final static byte[] fieldSplit = {'\t'};
private final static byte[] recordSplit = {'\r','\n'};
private int mode;
private boolean nextEnd = false;
public FieldOutputStream(OutputStream out, int mode) {
super(out);
this.mode = mode;
}
// 鎺ョ潃鍐欏叆鐨勬槸鍚︽渶鍚庝竴涓瓧孌?
// 鍐欑涓涓瓧孌靛墠浠ュ弬鏁癴alse璋冪敤瀹?
// 鍐欐渶鍚庝竴涓瓧孌靛墠浠ュ弬鏁癴alse璋冪敤瀹?
public void setNextEnd(boolean end){
nextEnd = end;
}
public void putBoolean(boolean value) throws IOException {
if (mode == 0) {
writeBoolean(value);
} else {
out.write(value ? '1' : '0');
out.write(nextEnd ? recordSplit : fieldSplit);
}
}
public void putByte(byte value) throws IOException {
if (mode == 0) {
writeByte(value);
} else {
out.write(String.valueOf(value).getBytes("UTF-8"));
out.write(nextEnd ? recordSplit : fieldSplit);
}
}
public void putShort(short value) throws IOException {
if (mode == 0) {
writeShort(value);
} else {
out.write(String.valueOf(value).getBytes("UTF-8"));
out.write(nextEnd ? recordSplit : fieldSplit);
}
}
public void putInt(int value) throws IOException {
if (mode == 0) {
writeInt(value);
} else {
out.write(String.valueOf(value).getBytes("UTF-8"));
out.write(nextEnd ? recordSplit : fieldSplit);
}
}
public void putLong(long value) throws IOException {
if (mode == 0) {
writeLong(value);
} else {
out.write(String.valueOf(value).getBytes("UTF-8"));
out.write(nextEnd ? recordSplit : fieldSplit);
}
}
public void putString(String value) throws IOException {
if (mode == 0) {
if (value == null) {
writeByte(0);
} else {
writeByte(1);
writeUTF(value);
}
} else {
if(value != null){
byte[] b = value.getBytes("UTF-8");
for(int i = 0; i < b.length; i++){
if(b[i] == '\n'){
out.write('\\');
out.write('n');
}
else if(b[i] == '\r'){
out.write('\\');
out.write('r');
}
else if(b[i] == '\t'){
out.write('\\');
out.write('t');}
else if(b[i] == '\b'){
out.write('\\');
out.write('b');}
else if(b[i] == '\f'){
out.write('\\');
out.write('f');
}else{
out.write(b[i]);
}
}
}
out.write(nextEnd ? recordSplit : fieldSplit);
}
}
}
璇誨洖璇峰弬鐪嬪彟涓綃?瀛楁杈撳叆嫻丗ieldInputStream.http://iwinyeah.javaeye.com/admin/blogs/174645
鏈枃鐨勮璁轟篃寰堢簿褰╋紝嫻忚璁ㄨ>>
JavaEye鎺ㄨ崘
鏂囩珷鏉ユ簮:http://iwinyeah.javaeye.com/blog/174644
]]>
澹版槑錛氭湰鏂囩郴JavaEye緗戠珯鍙戝竷鐨勫師鍒涘崥瀹㈡枃绔狅紝鏈粡浣滆呬功闈㈣鍙紝涓ョ浠諱綍緗戠珯杞澆鏈枃錛屽惁鍒欏繀灝嗚拷絀舵硶寰嬭矗浠伙紒
鎴戜互鍓嶅湪鍏朵粬鍦版柟鍙戣繃鐨勮創瀛?榪欏嚑縐嶆柟寮忛兘娌￠棶棰?鍝杈冨ソ鎴栬呰鍦ㄤ粈涔堟儏鍐典笅鐢ㄥ摢縐嶆柟娉曡緝濂藉憿?
// 鏂規硶涓
public class firstManager implements Runnable {
public void runTask() {
(new Thread(this)).start();
}
public void run() {
System.out.println("\nfirst thread method!");
// Do some thing ...
}
}
// 鏂規硶浜?
public class secondManager {
private BackTask backTask;
private Timer timer;
public secondManager() {
backTask = new BackTask();
timer = new Timer();
}
public void runTask() {
timer.schedule(backTask, 0);
}
private class BackTask extends TimerTask {
public void run() {
System.out.println("\nsecond thread method!");
// Do some thing ...
}
}
}
// 鏂規硶涓?
public class thirdManager {
private BackTask backTask;
private int cmd = 0;
public thirdManager() {
backTask = new BackTask();
backTask.start();
}
public void runTask() {
synchronized (backTask) {
cmd = 1;
backTask.notify();
}
}
private class BackTask extends Thread {
public void run() {
while (true) {
try {
if (cmd == 0) {
synchronized (this) {
wait();
}
continue;
}
System.out.println("\nthird thread method!");
// Do some thing ...
} catch (Exception e) {
}
cmd = 0;
}
}
}
}
// 鐢ㄤ緥
public void main(){
firstManager man1 = new firstManager();
secondManager man2 = new secondManager();
thirdManager man3 = new thirdManager();
man1.runTask();
man2.runTask();
man3.runTask();
}
鏈枃鐨勮璁轟篃寰堢簿褰╋紝嫻忚璁ㄨ>>
JavaEye鎺ㄨ崘
鏂囩珷鏉ユ簮:http://iwinyeah.javaeye.com/blog/172200
]]>