feat: add Ant task

README.md

@@ -7,6 +7,24 @@ When running the precessor, some flags may be define. Directives check wether a
 
 ## Running the preprocessor
 
+
+### With ANT
+
+You can create a task `sjpp`.
+You need to give the input tree structure (`src`) , the destination tree structure (`dest`) and the flag to be defined (`define`).
+
+Example:
+
+```
+	<taskdef name="sjpp" classname="sjpp.SjppAntTask" />
+	<target name="dist">
+		<sjpp src="src-folder" dest="src-generated" define="__MIT__" />
+	</target>
+
+```
+
+### On the command line
+
 If you launch the preprocessor without any arguments, you'll get some help:
 
 ```

sjpp/build.gradle

@@ -17,6 +17,9 @@ repositories {
 }
 
 dependencies {
+	// Ant
+	compileOnly 'org.apache.ant:ant:1.10.13'
+
     // Use JUnit Jupiter for testing.
     testImplementation 'org.junit.jupiter:junit-jupiter:5.9.1'
 

sjpp/src/main/java/sjpp/SjppAntTask.java

@@ -0,0 +1,49 @@
+package sjpp;
+
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.Task;
+
+public class SjppAntTask extends Task {
+
+	private String src;
+	private String dest;
+	private String define;
+
+	@Override
+	public void execute() throws BuildException {
+		this.log("Starting SimpleJava PreProcessor.");
+		this.log("src: " + src);
+		this.log("dest: " + dest);
+		this.log("define: " + define);
+
+		final Path root = Paths.get(src);
+
+		final Context context = new Context(ContextMode.REGULAR, root);
+		context.addDefine(define);
+
+		final Path out = Paths.get(dest);
+		try {
+			context.process(out);
+		} catch (Exception e) {
+			e.printStackTrace();
+			this.log("Error " + e.toString());
+		}
+
+	}
+
+	public final void setSrc(String src) {
+		this.src = src;
+	}
+
+	public final void setDest(String dest) {
+		this.dest = dest;
+	}
+
+	public final void setDefine(String define) {
+		this.define = define;
+	}
+
+}