[Feat] Introduce cli tool

.gitattributes

@@ -0,0 +1,22 @@
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Shell scripts must use Unix line endings (LF)
+*.sh text eol=lf
+fesod-cli text eol=lf
+**/scripts/fesod-cli text eol=lf
+
+# Windows batch files use Windows line endings (CRLF)
+*.bat text eol=crlf
+*.cmd text eol=crlf
+
+# Binary files
+*.jar binary
+*.xlsx binary
+*.xls binary
+*.png binary
+*.jpg binary
+*.gif binary
+*.ico binary
+*.zip binary
+*.tar.gz binary

.github/workflows/ci.yml

@@ -82,7 +82,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-m2
       - name: Test with Maven
-        run: ./mvnw test -B -Dmaven.test.skip=false -pl fesod-common,fesod-sheet
+        run: ./mvnw test -B -Dmaven.test.skip=false -pl fesod-common,fesod-sheet,fesod-cli
       - name: Publish Unit Test Results
         uses: EnricoMi/publish-unit-test-result-action@v2
         if: (!cancelled())

fesod-cli/pom.xml

@@ -0,0 +1,111 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Licensed to the Apache Software Foundation (ASF) under one
+    or more contributor license agreements.  See the NOTICE file
+    distributed with this work for additional information
+    regarding copyright ownership.  The ASF licenses this file
+    to you under the Apache License, Version 2.0 (the
+    "License"); you may not use this file except in compliance
+    with the License.  You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing,
+    software distributed under the License is distributed on an
+    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    KIND, either express or implied.  See the License for the
+    specific language governing permissions and limitations
+    under the License.
+
+-->
+<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>org.apache.fesod</groupId>
+        <artifactId>fesod-parent</artifactId>
+        <version>${revision}</version>
+    </parent>
+
+    <artifactId>fesod-cli</artifactId>
+    <packaging>jar</packaging>
+    <name>Apache Fesod CLI Tool</name>
+    <description>Command-line interface for Apache Fesod spreadsheet processing</description>
+
+    <properties>
+        <picocli.version>4.7.5</picocli.version>
+        <snakeyaml.version>2.2</snakeyaml.version>
+        <mainClass>org.apache.fesod.cli.FesodCli</mainClass>
+    </properties>
+
+    <dependencies>
+        <!-- Fesod Core Dependencies -->
+        <dependency>
+            <groupId>org.apache.fesod</groupId>
+            <artifactId>fesod-sheet</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <!-- Picocli for CLI -->
+        <dependency>
+            <groupId>info.picocli</groupId>
+            <artifactId>picocli</artifactId>
+            <version>${picocli.version}</version>
+        </dependency>
+
+        <!-- JSON Processing -->
+        <dependency>
+            <groupId>com.alibaba.fastjson2</groupId>
+            <artifactId>fastjson2</artifactId>
+        </dependency>
+
+        <!-- YAML Configuration -->
+        <dependency>
+            <groupId>org.yaml</groupId>
+            <artifactId>snakeyaml</artifactId>
+        </dependency>
+
+        <!-- CSV Support -->
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-csv</artifactId>
+        </dependency>
+
+        <!-- Logging -->
+        <dependency>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-classic</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <!-- Maven Compiler Plugin - Picocli annotation processor -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <annotationProcessorPaths>
+                        <path>
+                            <groupId>info.picocli</groupId>
+                            <artifactId>picocli-codegen</artifactId>
+                            <version>${picocli.version}</version>
+                        </path>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                            <version>${lombok.version}</version>
+                        </path>
+                    </annotationProcessorPaths>
+                    <compilerArgs>
+                        <arg>-Aproject=${project.groupId}/${project.artifactId}</arg>
+                    </compilerArgs>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

fesod-cli/src/main/java/org/apache/fesod/cli/FesodCli.java

@@ -0,0 +1,96 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.fesod.cli;
+
+import org.apache.fesod.cli.commands.ConvertCommand;
+import org.apache.fesod.cli.commands.InfoCommand;
+import org.apache.fesod.cli.commands.ReadCommand;
+import org.apache.fesod.cli.commands.VersionCommand;
+import org.apache.fesod.cli.commands.WriteCommand;
+import org.apache.fesod.cli.exception.CliException;
+import picocli.CommandLine;
+import picocli.CommandLine.Command;
+import picocli.CommandLine.Model.CommandSpec;
+import picocli.CommandLine.Option;
+import picocli.CommandLine.Spec;
+
+@Command(
+        name = "fesod-cli",
+        mixinStandardHelpOptions = true,
+        version = {"Apache Fesod CLI", "Java Runtime:  ${java.version}", "OS: ${os.name} ${os.arch}"},
+        description = "Fast and Easy spreadsheet processing from the command line",
+        subcommands = {
+            ReadCommand.class,
+            WriteCommand.class,
+            ConvertCommand.class,
+            InfoCommand.class,
+            VersionCommand.class,
+            CommandLine.HelpCommand.class
+        },
+        usageHelpAutoWidth = true,
+        footer = {
+            "",
+            "Examples:",
+            "  fesod-cli read data.xlsx --format json",
+            "  fesod-cli convert input.xls output.xlsx",
+            "  fesod-cli info data.xlsx",
+            "",
+            "Documentation:  https://fesod.apache.org/docs/cli",
+            "Report bugs:  https://github.com/apache/fesod/issues"
+        })
+public class FesodCli implements Runnable {
+
+    @Spec
+    CommandSpec spec;
+
+    @Option(
+            names = {"--verbose", "-v"},
+            description = "Enable verbose logging")
+    private boolean verbose;
+
+    @Override
+    public void run() {
+        // Default: show help when no command specified
+        spec.commandLine().usage(spec.commandLine().getOut());
+    }
+
+    public static void main(String[] args) {
+        int exitCode = new CommandLine(new FesodCli())
+                .setExecutionExceptionHandler((ex, cmd, parseResult) -> {
+                    cmd.getErr().println(cmd.getColorScheme().errorText("Error: " + ex.getMessage()));
+
+                    if (ex instanceof CliException) {
+                        CliException cliEx = (CliException) ex;
+                        if (cliEx.getCause() != null && parseResult.hasMatchedOption("--verbose")) {
+                            cliEx.printStackTrace(cmd.getErr());
+                        }
+                        return cliEx.getExitCode();
+                    } else {
+                        if (parseResult.hasMatchedOption("--verbose")) {
+                            ex.printStackTrace(cmd.getErr());
+                        }
+                        return 1;
+                    }
+                })
+                .execute(args);
+
+        System.exit(exitCode);
+    }
+}

fesod-cli/src/main/java/org/apache/fesod/cli/commands/BaseCommand.java

@@ -0,0 +1,80 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.fesod.cli.commands;
+
+import java.io.PrintWriter;
+import java.nio.file.Paths;
+import org.apache.fesod.cli.config.CliConfig;
+import org.apache.fesod.cli.config.ConfigLoader;
+import org.apache.fesod.cli.core.DocumentProcessor;
+import org.apache.fesod.cli.core.ModuleRegistry;
+import picocli.CommandLine.Model.CommandSpec;
+import picocli.CommandLine.Option;
+import picocli.CommandLine.Spec;
+
+/**
+ * Base class for all CLI commands
+ */
+public abstract class BaseCommand implements Runnable {
+
+    @Spec
+    protected CommandSpec spec;
+
+    @Option(
+            names = {"--config", "-c"},
+            description = "Configuration file path (default: ~/.fesod/config.yaml)",
+            paramLabel = "<file>")
+    protected String configFile;
+
+    @Option(
+            names = {"--module", "-m"},
+            description = "Document module: sheet (default: sheet)",
+            defaultValue = "sheet")
+    protected String module;
+
+    protected CliConfig config;
+    protected DocumentProcessor processor;
+
+    /**
+     * Get the output print writer for this command
+     */
+    protected PrintWriter getOut() {
+        return spec.commandLine().getOut();
+    }
+
+    protected void initialize() {
+        ConfigLoader loader = new ConfigLoader();
+        if (configFile != null) {
+            config = loader.loadFromFile(Paths.get(configFile));
+        } else {
+            config = loader.loadDefault();
+        }
+
+        processor = ModuleRegistry.getProcessor(module);
+    }
+
+    @Override
+    public void run() {
+        initialize();
+        execute();
+    }
+
+    protected abstract void execute();
+}

fesod-cli/src/main/java/org/apache/fesod/cli/commands/ConvertCommand.java

@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.fesod.cli.commands;
+
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.Map;
+import picocli.CommandLine.Command;
+import picocli.CommandLine.Parameters;
+
+/**
+ * Convert command implementation
+ */
+@Command(
+        name = "convert",
+        description = "Convert spreadsheet between different formats",
+        mixinStandardHelpOptions = true)
+public class ConvertCommand extends BaseCommand {
+
+    @Parameters(index = "0", description = "Input file path", paramLabel = "<input>")
+    private String inputFile;
+
+    @Parameters(index = "1", description = "Output file path", paramLabel = "<output>")
+    private String outputFile;
+
+    @Override
+    protected void execute() {
+        Path input = Paths.get(inputFile);
+        Path output = Paths.get(outputFile);
+
+        Map<String, Object> options = new HashMap<String, Object>();
+
+        processor.convert(input, output, options);
+
+        getOut().println("✓ Conversion completed:  " + inputFile + " → " + outputFile);
+    }
+}