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/*
* ============LICENSE_START====================================
* DCAEGEN2-SERVICES-SDK
* =========================================================
* Copyright (C) 2019-2021 Nokia. All rights reserved.
* =========================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=====================================
*/
package org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.impl;
import com.google.common.primitives.Bytes;
import io.vavr.Tuple;
import io.vavr.Tuple2;
import io.vavr.control.Option;
import org.apache.commons.lang3.ArrayUtils;
import org.onap.dcaegen2.services.sdk.model.streams.AafCredentials;
import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.HttpResponse;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.Base64;
/**
* @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
* @since April 2019
*/
final class Commons {
private Commons() {
}
static String extractFailReason(HttpResponse httpResponse) {
return String.format("%d %s%n%s", httpResponse.statusCode(), httpResponse.statusReason(),
httpResponse.bodyAsString());
}
static Tuple2<String, String> basicAuthHeader(AafCredentials credentials) {
Charset utf8 = StandardCharsets.UTF_8;
byte[] username = toBytes(credentials.username(), utf8);
byte[] separator = ":".getBytes(utf8);
byte[] password = toBytes(credentials.password(), utf8);
byte[] combined = ArrayUtils.addAll(Bytes.concat(username, separator, password));
String userCredentials = Base64.getEncoder().encodeToString(combined);
return Tuple.of("Authorization", "Basic " + userCredentials);
}
private static byte[] toBytes(String text, Charset charset) {
return Option.of(text)
.map(s -> s.getBytes(charset))
.getOrElse(new byte[0]);
}
}
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