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(Android™) Create JPK_VAT XaDES-BES Signed XMLDemonstrates how to sign XML for JPK_VAT.
// Important: Don't forget to include the call to System.loadLibrary // as shown at the bottom of this code sample. package com.test; import android.app.Activity; import com.chilkatsoft.*; import android.widget.TextView; import android.os.Bundle; public class SimpleActivity extends Activity { private static final String TAG = "Chilkat"; // Called when the activity is first created. @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. // This example will sign the following XML document: // <?xml version="1.0" encoding="utf-8"?> // <InitUpload xmlns="http://e-dokumenty.mf.gov.pl"> // <DocumentType>JPK</DocumentType> // <Version>01.02.01.20160617</Version> // <EncryptionKey algorithm="RSA" encoding="Base64" mode="ECB" padding="PKCS#1">...</EncryptionKey> // <DocumentList> // <Document> // <FormCode schemaVersion="1-1" systemCode="JPK_VAT (3)">JPK_VAT</FormCode> // <FileName>JPK_VAT_3_v1-1_20181208.xml</FileName> // <ContentLength>8736</ContentLength> // <HashValue algorithm="SHA-256" encoding="Base64">JEEI1pItwh6dj/Xe1uts/x61qnjZ4DLHpkRMhmf1oQQ=</HashValue> // <FileSignatureList filesNumber="1"> // <Packaging> // <SplitZip mode="zip" type="split"/> // </Packaging> // <Encryption> // <AES block="16" mode="CBC" padding="PKCS#7" size="256"> // <IV bytes="16" encoding="Base64">FFsCRAPYJD3J6cRvd44UDA==</IV> // </AES> // </Encryption> // <FileSignature> // <OrdinalNumber>1</OrdinalNumber> // <FileName>JPK_VAT_3_v1-1_20181208-000.xml.zip.aes</FileName> // <ContentLength>16</ContentLength> // <HashValue algorithm="MD5" encoding="Base64">BX2DTD3ASC/zF6aq/012Cg==</HashValue> // </FileSignature> // </FileSignatureList> // </Document> // </DocumentList> // </InitUpload> // First we build the XML to be signed. // // Use this online tool to generate the code from sample XML: // Generate Code to Create XML boolean success = true; CkXml xmlToSign = new CkXml(); xmlToSign.put_Tag("InitUpload"); xmlToSign.AddAttribute("xmlns","http://e-dokumenty.mf.gov.pl"); xmlToSign.UpdateChildContent("DocumentType","JPK"); xmlToSign.UpdateChildContent("Version","01.02.01.20160617"); xmlToSign.UpdateAttrAt("EncryptionKey",true,"algorithm","RSA"); xmlToSign.UpdateAttrAt("EncryptionKey",true,"encoding","Base64"); xmlToSign.UpdateAttrAt("EncryptionKey",true,"mode","ECB"); xmlToSign.UpdateAttrAt("EncryptionKey",true,"padding","PKCS#1"); xmlToSign.UpdateChildContent("EncryptionKey","..."); xmlToSign.UpdateAttrAt("DocumentList|Document|FormCode",true,"schemaVersion","1-1"); xmlToSign.UpdateAttrAt("DocumentList|Document|FormCode",true,"systemCode","JPK_VAT (3)"); xmlToSign.UpdateChildContent("DocumentList|Document|FormCode","JPK_VAT"); xmlToSign.UpdateChildContent("DocumentList|Document|FileName","JPK_VAT_3_v1-1_20181208.xml"); xmlToSign.UpdateChildContent("DocumentList|Document|ContentLength","8736"); xmlToSign.UpdateAttrAt("DocumentList|Document|HashValue",true,"algorithm","SHA-256"); xmlToSign.UpdateAttrAt("DocumentList|Document|HashValue",true,"encoding","Base64"); xmlToSign.UpdateChildContent("DocumentList|Document|HashValue","JEEI1pItwh6dj/Xe1uts/x61qnjZ4DLHpkRMhmf1oQQ="); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList",true,"filesNumber","1"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Packaging|SplitZip",true,"mode","zip"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Packaging|SplitZip",true,"type","split"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES",true,"block","16"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES",true,"mode","CBC"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES",true,"padding","PKCS#7"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES",true,"size","256"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES|IV",true,"bytes","16"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|Encryption|AES|IV",true,"encoding","Base64"); xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|Encryption|AES|IV","FFsCRAPYJD3J6cRvd44UDA=="); xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|FileSignature|OrdinalNumber","1"); xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|FileSignature|FileName","JPK_VAT_3_v1-1_20181208-000.xml.zip.aes"); xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|FileSignature|ContentLength","16"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|FileSignature|HashValue",true,"algorithm","MD5"); xmlToSign.UpdateAttrAt("DocumentList|Document|FileSignatureList|FileSignature|HashValue",true,"encoding","Base64"); xmlToSign.UpdateChildContent("DocumentList|Document|FileSignatureList|FileSignature|HashValue","BX2DTD3ASC/zF6aq/012Cg=="); // Also see the online tool to generate the code from sample already-signed XML: // Generate XML Signature Creation Code from an Already-Signed XML Sample CkXmlDSigGen gen = new CkXmlDSigGen(); gen.put_SigLocation("InitUpload"); gen.put_SigId("id-1234"); gen.put_SigNamespacePrefix("ds"); gen.put_SigNamespaceUri("http://www.w3.org/2000/09/xmldsig#"); gen.put_SignedInfoCanonAlg("EXCL_C14N"); gen.put_SignedInfoDigestMethod("sha256"); // Create an Object to be added to the Signature. CkXml object1 = new CkXml(); object1.put_Tag("xades:QualifyingProperties"); object1.AddAttribute("Target","#id-1234"); object1.AddAttribute("xmlns:xades","http://uri.etsi.org/01903/v1.3.2#"); object1.UpdateAttrAt("xades:SignedProperties",true,"Id","xades-id-1234"); object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime","TO BE GENERATED BY CHILKAT"); object1.UpdateAttrAt("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestMethod",true,"Algorithm","http://www.w3.org/2001/04/xmlenc#sha256"); object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestValue","TO BE GENERATED BY CHILKAT"); object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:IssuerSerialV2","TO BE GENERATED BY CHILKAT"); object1.UpdateAttrAt("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat",true,"ObjectReference","#r-id-1"); object1.UpdateChildContent("xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:MimeType","text/xml"); gen.AddObject("",object1.getXml(),"",""); // -------- Reference 1 -------- CkXml xml1 = new CkXml(); xml1.put_Tag("ds:Transforms"); xml1.UpdateAttrAt("ds:Transform",true,"Algorithm","http://www.w3.org/TR/1999/REC-xpath-19991116"); xml1.UpdateChildContent("ds:Transform|ds:XPath","not(ancestor-or-self::ds:Signature)"); xml1.UpdateAttrAt("ds:Transform[1]",true,"Algorithm","http://www.w3.org/2001/10/xml-exc-c14n#"); gen.AddSameDocRef2("","sha256",xml1,""); gen.SetRefIdAttr("","r-id-1"); // -------- Reference 2 -------- CkXml xml2 = new CkXml(); xml2.put_Tag("ds:Transforms"); xml2.UpdateAttrAt("ds:Transform",true,"Algorithm","http://www.w3.org/2001/10/xml-exc-c14n#"); gen.AddObjectRef2("xades-id-1234","sha256",xml2,"http://uri.etsi.org/01903#SignedProperties"); // Provide a certificate + private key. (PFX password is test123) // See Load Certificate on Smartcard for an example showing how to load the cert from a smartcard.. CkCert cert = new CkCert(); success = cert.LoadPfxFile("qa_data/pfx/cert_test123.pfx","test123"); if (success != true) { Log.i(TAG, cert.lastErrorText()); return; } gen.SetX509Cert(cert,true); gen.put_KeyInfoType("X509Data"); gen.put_X509Type("Certificate"); // Load XML to be signed... CkStringBuilder sbXml = new CkStringBuilder(); xmlToSign.GetXmlSb(sbXml); gen.put_Behaviors("IndentedSignature,TransformSignatureXPath,IssuerSerialHex"); // Sign the XML... success = gen.CreateXmlDSigSb(sbXml); if (success != true) { Log.i(TAG, gen.lastErrorText()); return; } // Save the signed XMl to a file. success = sbXml.WriteFile("qa_output/signedXml.xml","utf-8",false); Log.i(TAG, sbXml.getAsString()); // ---------------------------------------- // Verify the signature we just produced... CkXmlDSig verifier = new CkXmlDSig(); success = verifier.LoadSignatureSb(sbXml); if (success != true) { Log.i(TAG, verifier.lastErrorText()); return; } boolean verified = verifier.VerifySignature(true); if (verified != true) { Log.i(TAG, verifier.lastErrorText()); return; } Log.i(TAG, "This signature was successfully verified."); } static { System.loadLibrary("chilkat"); // Note: If the incorrect library name is passed to System.loadLibrary, // then you will see the following error message at application startup: //"The application <your-application-name> has stopped unexpectedly. Please try again." } } |
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