xades4j : 如何创建-T

xades4j.properties.UnsignedProperties
xades4j.properties.UnsignedSignatureProperty
xades4j.properties.SignatureTimeStampProperty

import java.util.ArrayList;
import java.util.Collection;

import org.apache.xml.security.signature.XMLSignature;
import org.apache.xml.security.utils.Constants;
import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.dom.Element;

import xades4j.properties.SignatureTimeStampProperty;
import xades4j.properties.UnsignedProperties;
import xades4j.properties.UnsignedSignatureProperty;

    @Test
    public void testEnrichSignatureWithT() throws Exception {
        System.out.println("enrichSignatureWithT");
        // 1）取得xades-bes
        Document doc = getDocument("document.signed.bes.xml");

        // 2）取得 sinature 部分
        Element signatureNode = (Element) doc.getElementsByTagNameNS(Constants.SignatureSpecNS, "Signature").item(0);
        XMLSignature signature = new XMLSignature(signatureNode, "");

        // 3） 封装 signatureTimeStamp -> unsignedSignatureProperties ->
        // unsignedProperties
        SignatureTimeStampProperty signatureTimeStamp = new SignatureTimeStampProperty();
        Collection<UnsignedSignatureProperty> unsignedSignatureProperties = new ArrayList<UnsignedSignatureProperty>(1);
        unsignedSignatureProperties.add(signatureTimeStamp);
        UnsignedProperties unsignedProperties = new UnsignedProperties(unsignedSignatureProperties);

        // 改变前
        outputDocument(doc, "document.signed.bes.unenriched.t.xml");

        // 4）change
        XadesSignatureFormatExtenderImpl formatExtender = (XadesSignatureFormatExtenderImpl) new XadesFormatExtenderProfile()
                .getFormatExtender();
        formatExtender.enrichSignature(signature, unsignedProperties);

        // 改变后
        outputDocument(doc, "document.signed.bes.enriched.t.xml");
    }