signingKey := sumHMAC(service, []byte("aws4_request"))

		signature = hex.EncodeToString(sumHMAC(signingKey, []byte(stringToSign)))

		stream = append(stream, []byte(fmt.Sprintf("%x", n)+";chunk-signature="+signature+"\r\n")...)
		stream = append(stream, buffer[:n]...)
		stream = append(stream, []byte("\r\n")...)

		if n <= 0 {
			break
		}
	}
	req.Body = io.NopCloser(bytes.NewReader(stream))
	return req, nil
}

        final StringBuilder buf = new StringBuilder(100);
        buf.append("/WEB-INF/view/").append(page);
        if (StringUtil.isNotBlank(lang)) {
            buf.append('_').append(lang);
            if (StringUtil.isNotBlank(country)) {
                buf.append('_').append(country);
            }
        }
        buf.append(".jsp");
        return buf.toString();
    }

    /**

	// map header, size 5
	// string "Name"
	o = append(o, 0x85, 0xa4, 0x4e, 0x61, 0x6d, 0x65)
	o = msgp.AppendString(o, z.Name)
	// string "Created"
	o = append(o, 0xa7, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x64)
	o = msgp.AppendTime(o, z.Created)
	// string "Deleted"
	o = append(o, 0xa7, 0x44, 0x65, 0x6c, 0x65, 0x74, 0x65, 0x64)
	o = msgp.AppendTime(o, z.Deleted)
	// string "Versioning"

            buf.append(',');
            buf.append("\"page_number\":");
            buf.append(currentPageNumber);
            buf.append(',');
            buf.append("\"record_count\":");
            buf.append(allRecordCount);
            buf.append(',');
            buf.append("\"record_count_relation\":");
            buf.append(escapeJson(allRecordCountRelation));
            buf.append(',');
            buf.append("\"page_count\":");

		// string "ID"
		o = append(o, 0xa2, 0x49, 0x44)
		o = msgp.AppendBytes(o, (z.VersionID)[:])
		// string "DDir"
		o = append(o, 0xa4, 0x44, 0x44, 0x69, 0x72)
		o = msgp.AppendBytes(o, (z.DataDir)[:])
		// string "EcAlgo"
		o = append(o, 0xa6, 0x45, 0x63, 0x41, 0x6c, 0x67, 0x6f)
		o = msgp.AppendUint8(o, uint8(z.ErasureAlgorithm))
		// string "EcM"
		o = append(o, 0xa3, 0x45, 0x63, 0x4d)

	// map header, size 14
	// string "ReplicatedSize"
	o = append(o, 0x8e, 0xae, 0x52, 0x65, 0x70, 0x6c, 0x69, 0x63, 0x61, 0x74, 0x65, 0x64, 0x53, 0x69, 0x7a, 0x65)
	o = msgp.AppendInt64(o, z.ReplicatedSize)
	// string "ReplicaSize"
	o = append(o, 0xab, 0x52, 0x65, 0x70, 0x6c, 0x69, 0x63, 0x61, 0x53, 0x69, 0x7a, 0x65)
	o = msgp.AppendInt64(o, z.ReplicaSize)
	// string "FailStats"
	o = append(o, 0xa9, 0x46, 0x61, 0x69, 0x6c, 0x53, 0x74, 0x61, 0x74, 0x73)

		o = append(o, 0xa2, 0x6f, 0x73)
		o = msgp.AppendUint64(o, z.Objects)
		// string "vs"
		o = append(o, 0xa2, 0x76, 0x73)
		o = msgp.AppendUint64(o, z.Versions)
		// string "dms"
		o = append(o, 0xa3, 0x64, 0x6d, 0x73)
		o = msgp.AppendUint64(o, z.DeleteMarkers)
		// string "szs"
		o = append(o, 0xa3, 0x73, 0x7a, 0x73)
		o = msgp.AppendArrayHeader(o, uint32(dataUsageBucketLen))

	o = append(o, 0xa3, 0x72, 0x73, 0x74)
	o = msgp.AppendInt(o, int(z.ResyncStatus))
	// string "fs"
	o = append(o, 0xa2, 0x66, 0x73)
	o = msgp.AppendInt64(o, z.FailedSize)
	// string "frc"
	o = append(o, 0xa3, 0x66, 0x72, 0x63)
	o = msgp.AppendInt64(o, z.FailedCount)
	// string "rs"
	o = append(o, 0xa2, 0x72, 0x73)
	o = msgp.AppendInt64(o, z.ReplicatedSize)
	// string "rrc"

            out.write(initial.getBytes("UTF-8"));
        }

        // Append additional content
        String append = "Appended content\n";
        try (OutputStream out = file.openOutputStream(true)) { // true = append mode
            out.write(append.getBytes("UTF-8"));
        }

        // Verify combined content
        try (InputStream in = file.getInputStream()) {

		if policy == "" {
			continue
		}
		p, found := cache.iamPolicyDocsMap[policy]
		if !found {
			missingPolicies = append(missingPolicies, policy)
			continue
		}
		policies = append(policies, policy)
		toMerge = append(toMerge, p.Policy)
	}
	store.runlock()

	if len(missingPolicies) > 0 {
		m := make(map[string]PolicyDoc)
		for _, policy := range missingPolicies {