From f1250d6b5a5891fd08f6e4d7180efa86a86115bb Mon Sep 17 00:00:00 2001
From: "Begerad, Stefan" <dialog@swingbe.de>
Date: Wed, 2 Mar 2022 10:21:29 +0100
Subject: [PATCH] feat(lines-scanner): initial commit

---
 lines-scanner/.gitignore                      | 31 +++++++
 lines-scanner/pom.xml                         | 86 +++++++++++++++++++
 .../java/de/swingbe/lines_scanner/Main.java   | 66 ++++++++++++++
 3 files changed, 183 insertions(+)
 create mode 100644 lines-scanner/.gitignore
 create mode 100644 lines-scanner/pom.xml
 create mode 100644 lines-scanner/src/main/java/de/swingbe/lines_scanner/Main.java

diff --git a/lines-scanner/.gitignore b/lines-scanner/.gitignore
new file mode 100644
index 0000000..33653da
--- /dev/null
+++ b/lines-scanner/.gitignore
@@ -0,0 +1,31 @@
+
+# Files
+.classpath
+.externalToolBuilders
+.gradle
+.project
+.pydevproject
+.settings
+.sonar
+*~
+*.ipr
+*.iml
+*.iws
+*.swp
+*.DS_Store
+*.snap.debug
+dependency-reduced-pom.xml
+
+# Directories
+.idea/
+.run/
+.venv/
+_site/
+build/
+dist/
+docs/_build/
+gen-java/
+gen-javabean/
+gen-py/
+node_modules/
+target/
diff --git a/lines-scanner/pom.xml b/lines-scanner/pom.xml
new file mode 100644
index 0000000..a5b7f3e
--- /dev/null
+++ b/lines-scanner/pom.xml
@@ -0,0 +1,86 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xmlns="http://maven.apache.org/POM/4.0.0"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <name>lines_scanner</name>
+    <description>description</description>
+    <url>https://swingbe.de</url>
+    <groupId>de.swingbe</groupId>
+    <artifactId>lines_scanner</artifactId>
+    <version>0.0.1</version>
+    <packaging>jar</packaging>
+
+    <licenses>
+        <license>
+            <name>GNU General Public License</name>
+            <url>https://www.gnu.org/licenses/gpl-3.0.txt</url>
+        </license>
+    </licenses>
+
+    <scm>
+        <url>https://github.com/Software-Ingenieur-Begerad/sandbox-java</url>
+    </scm>
+
+    <properties>
+        <!-- Other properties -->
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+                <configuration>
+                    <!-- Target Java versions -->
+                    <release>11</release>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.2.1</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <filters>
+                                <filter>
+                                    <!-- exclude signatures from merged JAR to avoid invalid signature messages -->
+                                    <artifact>*:*</artifact>
+                                    <excludes>
+                                        <exclude>META-INF/*.SF</exclude>
+                                        <exclude>META-INF/*.DSA</exclude>
+                                        <exclude>META-INF/*.RSA</exclude>
+                                    </excludes>
+                                </filter>
+                            </filters>
+                            <!-- The shaded JAR will not be the main artifact for the project, it will be attached
+                              for deployment in the way source and docs are. -->
+                            <shadedArtifactAttached>true
+                            </shadedArtifactAttached>
+                            <shadedClassifierName>shaded</shadedClassifierName>
+                            <transformers>
+                                <transformer
+                                        implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
+                                <transformer
+                                        implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                    <manifestEntries>
+                                        <Main-Class>de.swingbe.lines_scanner.Main
+                                        </Main-Class>
+                                    </manifestEntries>
+                                </transformer>
+                            </transformers>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/lines-scanner/src/main/java/de/swingbe/lines_scanner/Main.java b/lines-scanner/src/main/java/de/swingbe/lines_scanner/Main.java
new file mode 100644
index 0000000..32305d2
--- /dev/null
+++ b/lines-scanner/src/main/java/de/swingbe/lines_scanner/Main.java
@@ -0,0 +1,66 @@
+package de.swingbe.lines_scanner;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Scanner;
+
+public class Main {
+
+    static void usage() {
+        System.err.println("usage: java Main file");
+        System.exit(-1);
+    }
+
+
+    private static void lines_scanner(Path pathFile) {
+        FileInputStream inputStream = null;
+        Scanner sc = null;
+        try {
+            inputStream = new FileInputStream(pathFile.toString());
+            sc = new Scanner(inputStream, StandardCharsets.UTF_8);
+            int count = 0;
+            while (sc.hasNextLine()) {
+                String line = sc.nextLine();
+                // System.out.println(line);
+                count++;
+            }
+            System.out.println("count: " + count);
+            // note that Scanner suppresses exceptions
+            if (sc.ioException() != null) {
+                throw sc.ioException();
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            if (inputStream != null) {
+                try {
+                    inputStream.close();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+            if (sc != null) {
+                sc.close();
+            }
+        }
+    }
+
+    public static void main(String[] args) {
+        System.out.println("Hello world!");
+
+        // parse arguments
+        if (args.length == 0 || args.length > 2) usage();
+
+        int fileArg = 0;
+
+        // get lines count
+        Path pathFile = Paths.get(args[fileArg]);
+        System.out.println("pathFile: " + pathFile);
+        lines_scanner(pathFile);
+
+        return;
+    }
+}