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ahndmalahndmal
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1 parent c168663 commit c7d39ec

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Lines changed: 104 additions & 73 deletions

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‎pom.xml‎

Lines changed: 2 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -104,18 +104,6 @@
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<version>20230227</version>
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<!-- <type>bundle</type>-->
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</dependency>
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<!-- <dependency>-->
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<!-- <groupId>junit</groupId>-->
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<!-- <artifactId>junit</artifactId>-->
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<!-- <version>4.13</version>-->
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<!-- <scope>test</scope>-->
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<!-- </dependency>-->
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<!-- <dependency>-->
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<!-- <groupId>org.junit.vintage</groupId>-->
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<!-- <artifactId>junit-vintage-engine</artifactId>-->
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<!-- <version>5.7.1</version>-->
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<!-- <scope>test</scope>-->
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<!-- </dependency>-->
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<dependency>
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<groupId>org.junit.jupiter</groupId>
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<artifactId>junit-jupiter</artifactId>
@@ -190,8 +178,8 @@
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<configuration>
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<source>21</source>
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<target>21</target>
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<source>${java.version}</source>
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<target>${java.version}</target>
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</configuration>
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</plugin>
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<plugin>

‎src/main/java/com/anma/java/core/java21/SealedOne.java‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -2,6 +2,6 @@
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public class SealedOne {
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void sealed() {
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Req
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}
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}

‎src/main/java/com/anma/java/core/java21/StrTemplating.java‎

Lines changed: 60 additions & 58 deletions
Original file line numberDiff line numberDiff line change
@@ -1,58 +1,60 @@
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package com.anma.java.core.java21;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.Locale;
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import static java.lang.StringTemplate.STR;
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public class StrTemplating {
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record Rectangle(String name, double width, double height) {
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double area() {
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return width * height;
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}
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}
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Rectangle[] zone = new Rectangle[] {
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new Rectangle("First", 17.8, 31.4),
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new Rectangle("Second", 9.6, 12.2),
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};
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String table = STR."""
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Description\tWidth\tHeight\tArea
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\{zone[0].name}\t\t\{zone[0].width}\t\{zone[0].height}\t\{zone[0].area()}
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\{zone[1].name}\t\t\{zone[1].width}\t\{zone[1].height}\t\{zone[1].area()}
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Total \{zone[0].area() + zone[1].area()}
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""";
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System.out.println(table);
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void templating() {
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String time = STR."Today is \{java.time.LocalDate.now()}";
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System.out.println(time);
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String canLang = STR."The language code of \{
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Locale.CANADA_FRENCH} is \{
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Locale.CANADA_FRENCH.getLanguage()}";
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System.out.println(canLang);
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}
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void templateTwo() {
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Path filePath = Paths.get("Stemp.java");
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String msg = STR."The file \{filePath} \{
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// The Files class is in the package java.nio.file
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Files.exists(filePath) ? "does" : "does not"} exist";
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System.out.println(msg);
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String currentTime = STR."The time is \{
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DateTimeFormatter
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.ofPattern("HH:mm:ss")
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.format(LocalTime.now())
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} right now";
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System.out.println(currentTime);
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}
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}
1+
//package com.anma.java.core.java21;
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//
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//import java.nio.file.Files;
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//import java.nio.file.Path;
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//import java.nio.file.Paths;
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//import java.time.LocalTime;
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//import java.time.format.DateTimeFormatter;
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//import java.util.Locale;
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//
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//import static java.lang.StringTemplate.STR;
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//
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//public class StrTemplating {
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//
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// record Rectangle(String name, double width, double height) {
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// double area() {
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// return width * height;
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// }
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// }
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//
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// Rectangle[] zone = new Rectangle[] {
21+
// new Rectangle("First", 17.8, 31.4),
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// new Rectangle("Second", 9.6, 12.2),
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// };
24+
//
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// String table = STR."""
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// Description\tWidth\tHeight\tArea
27+
// \{zone[0].name}\t\t\{zone[0].width}\t\{zone[0].height}\t\{zone[0].area()}
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// \{zone[1].name}\t\t\{zone[1].width}\t\{zone[1].height}\t\{zone[1].area()}
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// Total \{zone[0].area() + zone[1].area()}
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// """;
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//
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// System.out.println(table);
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// void templating() {
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// String time = STR."Today is \{java.time.LocalDate.now()}";
35+
// System.out.println(time);
36+
// String canLang = STR."The language code of \{
37+
// Locale.CANADA_FRENCH} is \{
38+
// Locale.CANADA_FRENCH.getLanguage()}";
39+
//
40+
// System.out.println(canLang);
41+
// }
42+
//
43+
// void templateTwo() {
44+
// Path filePath = Paths.get("Stemp.java");
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// String msg = STR."The file \{filePath} \{
46+
// // The Files class is in the package java.nio.file
47+
// Files.exists(filePath) ? "does" : "does not"} exist";
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// System.out.println(msg);
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//
50+
// String currentTime = STR."The time is \{
51+
// DateTimeFormatter
52+
// .ofPattern("HH:mm:ss")
53+
// .format(LocalTime.now())
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// } right now";
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// System.out.println(currentTime);
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//
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// }
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//
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//
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//}

‎src/main/java/com/anma/java/core/util/RandomExec.java‎

Lines changed: 24 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -25,4 +25,28 @@ public static void main(String[] args) {
2525
// }
2626
// System.out.println(doubleStream.findFirst().getAsDouble());
2727
}
28+
29+
public static String randomString(int length) {
30+
String alphabet = "abcdefghijklmnopqrstuvwxyz";
31+
StringBuilder sb = new StringBuilder();
32+
for (int i = 0; i < length; i++) {
33+
int index = new Random().nextInt(0, alphabet.length());
34+
sb.append(alphabet.charAt(index));
35+
}
36+
return sb.toString();
37+
}
38+
39+
public static String randomStringWithExclamations(int length) {
40+
String alphabet = "abcdefghijklmnopqrstuvwxyz";
41+
StringBuilder sb = new StringBuilder();
42+
for (int i = 0; i < length; i++) {
43+
int index = new Random().nextInt(0, alphabet.length());
44+
if (index < 6) {
45+
sb.append("!");
46+
} else {
47+
sb.append(alphabet.charAt(index));
48+
}
49+
}
50+
return sb.toString();
51+
}
2852
}

‎src/test/java/com/anma/java/core/util/RandomExecTest.java‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,17 @@
1+
package com.anma.java.core.util;
2+
3+
import org.junit.jupiter.api.Test;
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5+
import java.util.Random;
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7+
import static org.junit.jupiter.api.Assertions.*;
8+
9+
class RandomExecTest {
10+
11+
@Test
12+
void randomString() {
13+
14+
System.out.println(RandomExec.randomStringWithExclamations(12));
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16+
}
17+
}

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