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/*-
* ============LICENSE_START=======================================================
* ONAP Policy Models
* ================================================================================
* Copyright (C) 2019, 2021 AT&T Intellectual Property. All rights reserved.
* Modifications Copyright (C) 2023-2024 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.models.simulators;
import jakarta.ws.rs.Consumes;
import jakarta.ws.rs.core.MediaType;
import jakarta.ws.rs.core.MultivaluedMap;
import jakarta.ws.rs.ext.MessageBodyReader;
import jakarta.ws.rs.ext.Provider;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.nio.charset.StandardCharsets;
import java.util.LinkedList;
import java.util.List;
/**
* Provider that decodes "text/plain" messages.
*/
@Provider
@Consumes(TextMessageBodyHandler.MEDIA_TYPE_TEXT_PLAIN)
public class TextMessageBodyHandler implements MessageBodyReader<Object> {
public static final String MEDIA_TYPE_TEXT_PLAIN = "text/plain";
@Override
public boolean isReadable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
return (mediaType != null && MEDIA_TYPE_TEXT_PLAIN.equals(mediaType.toString()));
}
@Override
public List<Object> readFrom(Class<Object> type, Type genericType, Annotation[] annotations, MediaType mediaType,
MultivaluedMap<String, String> httpHeaders, InputStream entityStream) throws IOException {
try (var bufferedReader = new BufferedReader(new InputStreamReader(entityStream, StandardCharsets.UTF_8))) {
List<Object> messages = new LinkedList<>();
String msg;
while ((msg = bufferedReader.readLine()) != null) {
messages.add(msg);
}
return messages;
}
}
}
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