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/*
* Copyright © 2017-2019 AT&T, Bell Canada, Nordix Foundation
*
* 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.
*/
package org.onap.ccsdk.cds.blueprintsprocessor.rest.service
import org.apache.http.message.BasicHeader
import org.onap.ccsdk.cds.blueprintsprocessor.rest.BasicAuthRestClientProperties
import org.springframework.http.HttpHeaders
import org.springframework.http.MediaType
import java.nio.charset.Charset
import java.util.Base64
open class BasicAuthRestClientService(
private val restClientProperties:
BasicAuthRestClientProperties
) :
BaseBlueprintWebClientService<BasicAuthRestClientProperties>() {
override fun getRestClientProperties(): BasicAuthRestClientProperties {
return restClientProperties
}
override fun defaultHeaders(): Map<String, String> {
val encodedCredentials = setBasicAuth(
getRestClientProperties().username,
getRestClientProperties().password
)
return mapOf(
HttpHeaders.CONTENT_TYPE to MediaType.APPLICATION_JSON_VALUE,
HttpHeaders.ACCEPT to MediaType.APPLICATION_JSON_VALUE,
HttpHeaders.AUTHORIZATION to "Basic $encodedCredentials"
)
}
override fun convertToBasicHeaders(headers: Map<String, String>):
Array<BasicHeader> {
val customHeaders: MutableMap<String, String> = headers.toMutableMap()
// inject additionalHeaders
customHeaders.putAll(verifyAdditionalHeaders())
if (!headers.containsKey(HttpHeaders.AUTHORIZATION)) {
val encodedCredentials = setBasicAuth(
getRestClientProperties().username,
getRestClientProperties().password
)
customHeaders[HttpHeaders.AUTHORIZATION] =
"Basic $encodedCredentials"
}
return super.convertToBasicHeaders(customHeaders)
}
private fun setBasicAuth(username: String, password: String): String {
val credentialsString = "$username:$password"
return Base64.getEncoder().encodeToString(
credentialsString.toByteArray(Charset.defaultCharset())
)
}
}
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