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alt + shift + o

/**
* дÈëÈÕÖ¾
* filePath ÈÕÖ¾ÎļþµÄ·¾¶
* code ҪдÈëÈÕÖ¾ÎļþµÄÄÚÈÝ

*/

public

static

boolean
print(String filePath,String code) {

try
{
File tofile
=
new
File(filePath);
FileWriter fw
=
new
FileWriter(tofile,
true
);
BufferedWriter bw
=
new
BufferedWriter(fw);
PrintWriter pw
=
new
PrintWriter(bw);

System.out.println(getDate()
+
"
:
"
+
code);
pw.println(getDate()
+
"
:
"
+
code);
pw.close();
bw.close();
fw.close();

return

true
;
}
catch
(IOException e) {

return

false
;
}
}

/**
* ÅжÏÊDz»ÊǺϷ¨ÊÖ»ú
* handset ÊÖ»úºÅÂë

*/

public

static

boolean
isHandset(String handset) {

try
{

if
(
!
handset.substring(
0
,
1
).equals(
"
1
"
)) {

return

false
;
}

if
(handset
==
null

||
handset.length()
!=
11
) {

return

false
;
}
String check
=

"
^[0123456789]+$
"
;
Pattern regex
=
Pattern.compile(check);
Matcher matcher
=
regex.matcher(handset);

boolean
isMatched
=
matcher.matches();

if
(isMatched) {

return

true
;
}
else
{

return

false
;
}
}
catch
(RuntimeException e) {

return

false
;
}
}
ISBN£¨¹ú¼Ê±ê×¼ÊéºÅ£©µÄУÑé
Java code
public

class
Test {

public

static

void
main(String[] args) {
System.out.println(
"
9787302155638
"

+
ISBN.checkISBN(
"
9787302155638
"
));
System.out.println(
"
7564105607
"

+
ISBN.checkISBN(
"
7564105607
"
));
System.out.println(
"
730213880X
"

+
ISBN.checkISBN(
"
730213880X
"
));
System.out.println(
"
7302138800
"

+
ISBN.checkISBN(
"
7302138800
"
));
System.out.println(
"
9790000000000
"

+
ISBN.checkIS


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Java °ÑÄÚ´æ»®·Ö³ÉÁ½ÖÖ£ºÒ»ÖÖÊÇÕ»Äڴ棬ÁíÒ»ÖÖÊǶÑÄÚ´æ¡£ÔÚº¯ÊýÖж¨ÒåµÄһЩ»ù±¾ÀàÐ͵ıäÁ¿ºÍ¶ÔÏóµÄÒýÓñäÁ¿¶¼ÊÇÔÚº¯ÊýµÄÕ»ÄÚ´æÖзÖÅ䣬µ±ÔÚÒ»¶Î´úÂë¿é¶¨ÒåÒ»¸ö±äÁ¿Ê±£¬Java ¾ÍÔÚÕ»ÖÐΪÕâ¸ö±äÁ¿·ÖÅäÄÚ´æ¿Õ¼ä£¬µ±³¬¹ý±äÁ¿µÄ×÷ÓÃÓòºó£¬Java »á×Ô¶¯Êͷŵô ......

JavaµÄ¹¤³§Ä£Ê½Àý×Ó

1. ¼òµ¥¹¤³§:
(1). ´´½¨Êä³ö(Output)½Ó¿Ú
package stone;
public interface Output {
    public int MAX_COUNT =10;               // ×î¶à¿É´òÓ¡¶àÉÙÌõ¼Ç¼
    public void show();     ......

JavaµÄ´úÀíģʽÀý×Ó

(1).  ´´½¨Ò»¸ö½Ó¿Ú, Òª´úÀíµÄÀàºÍ ´úÀíÀà¶¼½«¼Ì³ÐËü
package stone;
public interface Image {
    public void show();
}
(2). ´´½¨Òª±»´úÀíµÄÀà:
package stone;
public class BigImage implements Image {
    public BigImage() {
        ......

java²¹Âë ·´Âë

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