Add /pdf-with-added-attachment Java sample

Java/Single Calls/PdfWithAddedAttachment.java

@@ -0,0 +1,68 @@
+import io.github.cdimascio.dotenv.Dotenv;
+import java.io.File;
+import java.io.IOException;
+import okhttp3.MediaType;
+import okhttp3.MultipartBody;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+import org.json.JSONObject;
+
+public class PdfWithAddedAttachment {
+
+  // Specify the path to your file here, or as the first argument when running the program.
+  private static final String DEFAULT_FILE_PATH = "/path/to/file.pdf";
+
+  // Specify the path to your file attachment here, or as the second argument when running the program.
+  private static final String DEFAULT_ATTACHMENT_PATH = "/path/to/file.xml";
+
+  // Specify your API key here, or in the environment variable PDFREST_API_KEY.
+  // You can also put the environment variable in a .env file.
+  private static final String DEFAULT_API_KEY = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx";
+
+  public static void main(String[] args) {
+    File inputFile, attachmentFile;
+    if (args.length > 1) {
+      inputFile = new File(args[0]);
+      attachmentFile = new File(args[1]);
+    } else {
+      inputFile = new File(DEFAULT_FILE_PATH);
+      attachmentFile = new File(DEFAULT_ATTACHMENT_PATH);
+    }
+
+    final Dotenv dotenv = Dotenv.configure().ignoreIfMalformed().ignoreIfMissing().load();
+
+    final RequestBody inputFileRequestBody =
+        RequestBody.create(inputFile, MediaType.parse("application/pdf"));
+    final RequestBody attachmentFileRequestBody =
+        RequestBody.create(attachmentFile, MediaType.parse("application/xml"));
+    RequestBody requestBody =
+        new MultipartBody.Builder()
+            .setType(MultipartBody.FORM)
+            .addFormDataPart("file", inputFile.getName(), inputFileRequestBody)
+            .addFormDataPart("file_to_attach", attachmentFile.getName(), attachmentFileRequestBody)
+            .build();
+    Request request =
+        new Request.Builder()
+            .header("Api-Key", dotenv.get("PDFREST_API_KEY", DEFAULT_API_KEY))
+            .url("https://api.pdfrest.com/pdf-with-added-attachment")
+            .post(requestBody)
+            .build();
+    try {
+      OkHttpClient client = new OkHttpClient().newBuilder().build();
+      Response response = client.newCall(request).execute();
+      System.out.println("Result code " + response.code());
+      if (response.body() != null) {
+        System.out.println(prettyJson(response.body().string()));
+      }
+    } catch (IOException e) {
+      throw new RuntimeException(e);
+    }
+  }
+
+  private static String prettyJson(String json) {
+    // https://stackoverflow.com/a/9583835/11996393
+    return new JSONObject(json).toString(4);
+  }
+}