Java tutorial
/* * Copyright 2017 SmartBear Software * * 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 io.swagger.inflector.processors; import com.fasterxml.jackson.databind.JavaType; import io.swagger.inflector.converters.ConversionException; import io.swagger.inflector.validators.ValidationError; import io.swagger.inflector.validators.ValidationMessage; import org.apache.commons.io.IOUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import javax.ws.rs.core.MediaType; import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.List; public class BinaryProcessor implements EntityProcessor { private static final Logger LOGGER = LoggerFactory.getLogger(BinaryProcessor.class); private static List<MediaType> SUPPORTED_TYPES = new ArrayList<>(); static { SUPPORTED_TYPES.add(MediaType.APPLICATION_OCTET_STREAM_TYPE); } @Override public List<MediaType> getSupportedMediaTypes() { return new ArrayList(SUPPORTED_TYPES); } @Override public void enableType(MediaType type) { MediaType t = type; if (t != null) { if (!SUPPORTED_TYPES.contains(t)) { SUPPORTED_TYPES.add(type); } } } @Override public boolean supports(MediaType mediaType) { return SUPPORTED_TYPES.contains(mediaType); } @Override public Object process(MediaType mediaType, InputStream entityStream, Class<?> cls) throws ConversionException { try { return IOUtils.toByteArray(entityStream); } catch (IOException e) { LOGGER.trace("unable to extract entity from content-type `" + mediaType + "` to byte[]", e); throw new ConversionException().message(new ValidationMessage().code(ValidationError.UNACCEPTABLE_VALUE) .message("unable to convert input to " + cls.getCanonicalName())); } } @Override public Object process(MediaType mediaType, InputStream entityStream, JavaType javaType) { try { return IOUtils.toByteArray(entityStream); } catch (IOException e) { LOGGER.error("unable to extract entity from content-type `" + mediaType + "` to byte[]", e); } return null; } }