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https://www.ossez.com/t/java-numberformatexception/13986 字符串格式数值的内容

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This commit is contained in:
YuCheng Hu
2022-06-04 15:22:55 -04:00
parent ab380580e7
commit e6aa169234
14 changed files with 478 additions and 129 deletions
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.idea/compiler.xml
Generated
+16 -10
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@@ -9,18 +9,29 @@
<outputRelativeToContentRoot value="true" />
<module name="codebank" />
<module name="core-java-collections-list" />
<module name="core-java-streams" />
<module name="core-java-io" />
<module name="core-java-datetime-conversion" />
<module name="core-java-annotations" />
<module name="core-java-8-2" />
<module name="core-java-numbers" />
<module name="discourse" />
<module name="core-java-11-2" />
<module name="core-java-strings" />
<module name="core-java-11" />
<module name="core-java-collections-list-2" />
<module name="core-java-collections" />
<module name="core-java-datetime-conversion" />
<module name="core-java-collections-list-3" />
<module name="core-java-8" />
<module name="junit-5-basics" />
<module name="discourse" />
<module name="core-java-collections-3" />
<module name="core-java-collections-2" />
</profile>
</annotationProcessing>
<bytecodeTargetLevel>
<module name="assertion-libraries" target="1.8" />
<module name="core-java" target="1.8" />
<module name="core-java-8-2" target="1.8" />
<module name="core-java-8 (1)" target="11" />
<module name="core-java-8-datetime" target="1.8" />
<module name="core-java-8-datetime-2" target="1.8" />
<module name="core-java-arrays-convert" target="1.8" />
@@ -30,13 +41,8 @@
<module name="core-java-arrays-operations-basic" target="1.8" />
<module name="core-java-arrays-sorting" target="1.8" />
<module name="core-java-char" target="1.8" />
<module name="core-java-collections" target="1.8" />
<module name="core-java-collections-2" target="1.8" />
<module name="core-java-collections-3" target="1.8" />
<module name="core-java-collections-4" target="1.8" />
<module name="core-java-collections-4" target="11" />
<module name="core-java-collections-array-list" target="1.8" />
<module name="core-java-collections-list-2" target="1.8" />
<module name="core-java-collections-list-3" target="1.8" />
<module name="core-java-collections-maps" target="1.8" />
<module name="core-java-collections-maps-2" target="1.8" />
<module name="core-java-collections-maps-3" target="1.8" />
@@ -103,7 +109,6 @@
<module name="core-java-security-3" target="1.8" />
<module name="core-java-security-algorithms" target="1.8" />
<module name="core-java-serialization" target="1.8" />
<module name="core-java-streams" target="1.8" />
<module name="core-java-streams-2" target="1.8" />
<module name="core-java-streams-3" target="1.8" />
<module name="core-java-streams-4" target="1.8" />
@@ -168,6 +173,7 @@
</component>
<component name="JavacSettings">
<option name="ADDITIONAL_OPTIONS_OVERRIDE">
<module name="core-java-streams" options="-parameters" />
<module name="jmh" options="--add-exports java.base/jdk.internal.vm.annotation=ALL-UNNAMED" />
</option>
</component>
.idea/encodings.xml
Generated
+24
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@@ -1,16 +1,40 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="Encoding">
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-11-2/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-11-2/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-11/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-11/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-8-2/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-8-2/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-8/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-8/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-annotations/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-annotations/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-2/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-2/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-3/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-3/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-4/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-4/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-list-2/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-list-2/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-list-3/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-list-3/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-list/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-list/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-datetime-conversion/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-datetime-conversion/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-io/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-io/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-numbers/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-numbers/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-streams/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-streams/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-strings/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/core-java-strings/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/src/main/java" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/core-java-modules/src/main/resources" charset="UTF-8" />
<file url="file://$PROJECT_DIR$/jackson-modules/jackson-annotations/src/main/java" charset="UTF-8" />
.idea/misc.xml
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+6
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@@ -9,8 +9,14 @@
<option value="$PROJECT_DIR$/core-java-modules/pom.xml" />
<option value="$PROJECT_DIR$/testing-modules/junit5-migration/pom.xml" />
<option value="$PROJECT_DIR$/testing-modules/junit-5-basics/pom.xml" />
<option value="$PROJECT_DIR$/core-java-modules/core-java-8-2/pom.xml" />
</list>
</option>
<option name="ignoredFiles">
<set>
<option value="$PROJECT_DIR$/core-java-modules/core-java-collections-4/pom.xml" />
</set>
</option>
</component>
<component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="11" project-jdk-type="JavaSDK" />
</project>
.idea/workspace.xml
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+359 -86
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File diff suppressed because it is too large Load Diff
README.md
+6 -6
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@@ -21,11 +21,7 @@
| 电子邮件 | [[email protected]](mailto:[email protected]) |
| QQ 或微信 | 103899765 |
| QQ 交流群 | 15186112 |
| 社区论坛 | [https://www.ossez.com/](https://www.ossez.com/) |
| WIKI 维基 | [https://www.cwiki.us/](https://www.cwiki.us/) |
| CN 博客 | [https://www.cwikius.cn/](https://www.cwikius.cn/) |
## 公众平台
| 社区论坛 | [ 公众平台
我们建议您通过社区论坛来和我们进行沟通，请关注我们公众平台上的账号
## 微信公众号
@@ -34,4 +30,8 @@
## 头条号
我们也在头条号上创建了我们的公众号，请扫描下面的 QR 关注我们的头条号。
![](https://cdn.ossez.com/img/cwikius/cwikus-qr-toutiao.png)
![](https://cdn.ossez.com/img/cwikius/cwikus-qr-toutiao.png)https://www.ossez.com/](https://www.ossez.com/) |
| WIKI 维基 | [https://www.cwiki.us/](https://www.cwiki.us/) |
| CN 博客 | [https://www.cwikius.cn/](https://www.cwikius.cn/) |
##
core-java-modules/README.md
+2 -3
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@@ -4,7 +4,6 @@ This module contains modules about core Java
## Relevant articles:
- [Multi-Module Maven Application with Java Modules](https://www.baeldung.com/maven-multi-module-project-java-jpms)
- [Guide to Java FileChannel](https://www.baeldung.com/java-filechannel)
- [Understanding the NumberFormatException in Java](https://www.baeldung.com/java-number-format-exception)
- [Will an Error Be Caught by Catch Block in Java?](https://www.baeldung.com/java-error-catch)
core-java-modules/core-java-11/README.md
+1 -1
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@@ -4,7 +4,7 @@ This module contains articles about Java 11 core features
### Relevant articles
- [Java 11 Single File Source Code](https://www.baeldung.com/java-single-file-source-code)
- [Java 11 Single File Source Code](https://www.baeldung.com/java-single-file-source-codehttps://www.baeldung.com/java-single-file-source-code)
- [Java 11 Local Variable Syntax for Lambda Parameters](https://www.baeldung.com/java-var-lambda-params)
- [Java 11 String API Additions](https://www.baeldung.com/java-11-string-api)
- [Java 11 Nest Based Access Control](https://www.baeldung.com/java-nest-based-access-control)
core-java-modules/core-java-8-2/pom.xml
-1
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@@ -4,7 +4,6 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>core-java-8-2</artifactId>
<version>0.1.0-SNAPSHOT</version>
<name>core-java-8-2</name>
<packaging>jar</packaging>
core-java-modules/core-java-8-2/src/main/java/com/ossez/localization/App.java
+3 -3
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@@ -6,13 +6,13 @@ import java.util.List;
import java.util.Locale;
public class App {
/**
* Runs all available formatter
* @throws ParseException
*
* @param args
*/
public static void main(String[] args) {
List<Locale> locales = Arrays.asList(new Locale[] { Locale.UK, Locale.ITALY, Locale.FRANCE, Locale.forLanguageTag("pl-PL") });
List<Locale> locales = Arrays.asList(new Locale[]{Locale.UK, Locale.ITALY, Locale.FRANCE, Locale.forLanguageTag("pl-PL")});
Localization.run(locales);
JavaSEFormat.run(locales);
ICUFormat.run(locales);
core-java-modules/core-java-numbers/src/test/java/com/ossez/number/foramt/NumberFormatExceptionTest.java
+35
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@@ -0,0 +1,35 @@
package com.ossez.number.foramt;
import org.apache.commons.lang3.math.NumberUtils;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInstance;
import java.util.Arrays;
import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.jupiter.api.Assertions.assertThrows;
@TestInstance(TestInstance.Lifecycle.PER_METHOD)
public class NumberFormatExceptionTest {
String stringPassword = "password";
char[] charPassword = new char[]{'p', 'a', 's', 's', 'w', 'o', 'r', 'd'};
@Test
public void ConstructorNumberFormatException() {
Exception exception = assertThrows(NumberFormatException.class, () -> {
new Integer("one");
});
System.out.println(exception);
Integer aIntegerObj = new Integer("one");
Double doubleDecimalObj = new Double("two.2");
}
}
core-java-modules/core-java-strings/src/main/java/com/baeldung/multiline/MultiLineString.java
+14 -17
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@@ -10,9 +10,9 @@ import java.nio.file.Files;
import java.nio.file.Paths;
public class MultiLineString {
String newLine = System.getProperty("line.separator");
public String stringConcatenation() {
return "Get busy living"
.concat(newLine)
@@ -22,7 +22,7 @@ public class MultiLineString {
.concat(newLine)
.concat("--Stephen King");
}
public String stringJoin() {
return String.join(newLine,
"Get busy living",
@@ -30,7 +30,7 @@ public class MultiLineString {
"get busy dying.",
"--Stephen King");
}
public String stringBuilder() {
return new StringBuilder()
.append("Get busy living")
@@ -42,7 +42,7 @@ public class MultiLineString {
.append("--Stephen King")
.toString();
}
public String stringWriter() {
StringWriter stringWriter = new StringWriter();
PrintWriter printWriter = new PrintWriter(stringWriter);
@@ -52,26 +52,23 @@ public class MultiLineString {
printWriter.println("--Stephen King");
return stringWriter.toString();
}
public String guavaJoiner() {
return Joiner.on(newLine).join(ImmutableList.of("Get busy living",
"or",
"get busy dying.",
"--Stephen King"));
}
public String loadFromFile() throws IOException {
return new String(Files.readAllBytes(Paths.get("src/main/resources/stephenking.txt")));
}
// public String textBlocks() {
//
// // THIS ONLY FOR JDK 15
// return """
// Get busy living
// or
// get busy dying.
// --Stephen King""";
// }
public String textBlocks() {
return """
Get busy living
or
get busy dying.
--Stephen King""";
}
}
core-java-modules/core-java-strings/src/test/java/com/baeldung/multiline/MultiLineStringUnitTest.java
+1 -1
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@@ -16,7 +16,7 @@ public class MultiLineStringUnitTest {
assertEquals(ms.stringJoin(), ms.stringBuilder());
assertEquals(ms.stringBuilder(), ms.guavaJoiner());
assertEquals(ms.guavaJoiner(), ms.loadFromFile());
// assertEquals(ms.loadFromFile(), ms.textBlocks());
assertEquals(ms.loadFromFile(), ms.textBlocks());
}
}
core-java-modules/pom.xml
+3
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@@ -16,6 +16,7 @@
<modules>
<module>core-java-8</module>
<module>core-java-8-2</module>
<module>core-java-11</module>
<module>core-java-11-2</module>
<module>core-java-annotations</module>
@@ -27,7 +28,9 @@
<module>core-java-collections-list-3</module>
<module>core-java-datetime-conversion</module>
<module>core-java-io</module>
<module>core-java-numbers</module>
<module>core-java-streams</module>
<module>core-java-strings</module>
</modules>
<dependencyManagement>
pom.xml
+8 -1
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@@ -64,9 +64,10 @@
<commons-lang.version>2.6</commons-lang.version>
<commons-lang3.version>3.12.0</commons-lang3.version>
<commons-collections4.version>4.4</commons-collections4.version>
<commons-math3.version>3.6.1</commons-math3.version>
<commons-cli.version>1.4</commons-cli.version>
<commons-io.version>2.11.0</commons-io.version>
<maven-war-plugin.version>3.0.0</maven-war-plugin.version>
<!-- UTILS -->
@@ -141,6 +142,12 @@
<artifactId>commons-math3</artifactId>
<version>${commons-math3.version}</version>
</dependency>
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>${commons-io.version}</version>
</dependency>
<dependency>
<groupId>org.apache.velocity</groupId>
<artifactId>velocity-engine-core</artifactId>