string-format: String.format/formatted/printf cheat sheet module (specifier anatomy, rounding vs C printf, locales, Indian lakh/crore grouping Formatter cannot do, format exceptions, %t dates, concat cost), 11 contract tests

Co-Authored-By: Claude Sonnet 5.5 <[email protected]> Claude-Session: https://claude.ai/code/session_017ic4b7Sr2zcoRD2watXv1G
2026-11-12 11:00:22 +05:30
parent db129fb1ce
commit 319697c345
29 changed files with 859 additions and 0 deletions
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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         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>
+
+  <parent>
+    <groupId>com.ankurm</groupId>
+    <artifactId>java-core-examples</artifactId>
+    <version>1.0</version>
+  </parent>
+
+  <artifactId>string-format</artifactId>
+  <name>string-format</name>
+  <description>String.format, formatted() and printf: specifier anatomy, padding and alignment, rounding, locales, Indian lakh/crore grouping (which Formatter cannot do), the exceptions it throws, and what it costs against concatenation.</description>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.junit.jupiter</groupId>
+      <artifactId>junit-jupiter</artifactId>
+      <version>5.11.0</version>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.13.0</version>
+        <configuration>
+          <release>25</release>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-surefire-plugin</artifactId>
+        <version>3.2.5</version>
+        <configuration>
+          <argLine>-Dstdout.encoding=UTF-8 -Dfile.encoding=UTF-8</argLine>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+</project>