Ssj 1 signing service java initial

https://code.vereign.com/code/signing-service-java/issues/2

javascript/src/iframe/viamapi-iframe.js

@@ -1194,8 +1194,12 @@ const connection = Penpal.connectToParent({
         certificatePEM: certificateOneTime
       } = keys;
 
+      passportChain.reverse();
+
       passportChain.push(passportCertificate);
 
+      passportChain.reverse();
+
       const pdfContentType = "application/pdf";
 
       if (documentContentType !== pdfContentType) {
@@ -1271,6 +1275,84 @@ const connection = Penpal.connectToParent({
 
       return encodeResponse("200", "", "Document signed");
     },
+    signDocumentJava: async (passportUUID, documentUUID, documentContentType) => {
+      const authenticationPublicKey = localStorage.getItem(
+        "authenticatedIdentity"
+      );
+
+      if (
+        !authenticationPublicKey ||
+        !window.loadedIdentities[authenticationPublicKey] ||
+        !extendPinCodeTtl(authenticationPublicKey)
+      ) {
+        return encodeResponse("400", "", "Identity not authenticated");
+      }
+
+      const certResponse = await getCertificateForPassport(passportUUID, true);
+
+      if (certResponse.code !== "200") {
+        return encodeResponse("400", "", certResponse.status);
+      }
+
+      const {
+        x509Certificate: passportCertificate,
+        privateKey: passportPrivateKey,
+        chain: passportChain
+      } = certResponse.data;
+
+      const keys = await createOneTimePassportCertificate(
+        makeid() + "-" + passportUUID,
+        null,
+        passportPrivateKey,
+        passportCertificate
+      );
+
+      const {
+        privateKeyPEM: privateKeyOneTime,
+        certificatePEM: certificateOneTime
+      } = keys;
+
+      passportChain.reverse();
+
+      passportChain.push(passportCertificate);
+      passportChain.push(certificateOneTime);
+
+      passportChain.reverse();
+
+      const pdfContentType = "application/pdf";
+
+      if (documentContentType !== pdfContentType) {
+        const convResponse = await executeRestfulFunction(
+          "private",
+          window.viamApi,
+          window.viamApi.documentConvertDocumentByUUID,
+          null,
+          documentUUID,
+          documentContentType,
+          pdfContentType
+        );
+        if (convResponse.code !== "200") {
+          return encodeResponse("400", "", convResponse.status);
+        }
+      }
+
+      const signResponse = await executeRestfulFunction(
+        "private",
+        window.viamApi,
+        window.viamApi.documentSignDocumentJavaService,
+        null,
+        privateKeyOneTime,
+        passportChain,
+        passportUUID,
+        documentUUID,
+        pdfContentType
+      );
+      if (signResponse.code !== "200") {
+        return encodeResponse("400", "", signResponse.status);
+      }
+
+      return encodeResponse("200", "", "Document signed");
+    },
     documentCreateDocument: async (passportUUID, path, contentType, title) => {
       const authenticationPublicKey = localStorage.getItem(
         "authenticatedIdentity"