001/* 002 * Copyright 2002-2018 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.http.codec.protobuf; 018 019import java.util.Arrays; 020import java.util.Collections; 021import java.util.List; 022 023import org.springframework.lang.Nullable; 024import org.springframework.util.MimeType; 025 026/** 027 * Base class providing support methods for Protobuf encoding and decoding. 028 * 029 * @author Sebastien Deleuze 030 * @since 5.1 031 */ 032public abstract class ProtobufCodecSupport { 033 034 static final List<MimeType> MIME_TYPES = Collections.unmodifiableList( 035 Arrays.asList( 036 new MimeType("application", "x-protobuf"), 037 new MimeType("application", "octet-stream"))); 038 039 static final String DELIMITED_KEY = "delimited"; 040 041 static final String DELIMITED_VALUE = "true"; 042 043 044 protected boolean supportsMimeType(@Nullable MimeType mimeType) { 045 return (mimeType == null || MIME_TYPES.stream().anyMatch(m -> m.isCompatibleWith(mimeType))); 046 } 047 048 protected List<MimeType> getMimeTypes() { 049 return MIME_TYPES; 050 } 051 052}