File size: 4,088 Bytes
eb67da4 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 |
/*
* Copyright 2017-2019 original authors
*
* 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.micronaut.http.netty;
import io.micronaut.core.annotation.Internal;
import io.micronaut.core.convert.ArgumentConversionContext;
import io.micronaut.core.convert.ConversionService;
import io.micronaut.http.MutableHttpHeaders;
import io.netty.handler.codec.http.DefaultHttpHeaders;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import java.util.Set;
/**
* Delegates to Netty's {@link io.netty.handler.codec.http.HttpHeaders}.
*
* @author Graeme Rocher
* @since 1.0
*/
@Internal
public class NettyHttpHeaders implements MutableHttpHeaders {
io.netty.handler.codec.http.HttpHeaders nettyHeaders;
final ConversionService<?> conversionService;
/**
* @param nettyHeaders The Netty Http headers
* @param conversionService The conversion service
*/
public NettyHttpHeaders(io.netty.handler.codec.http.HttpHeaders nettyHeaders, ConversionService conversionService) {
this.nettyHeaders = nettyHeaders;
this.conversionService = conversionService;
}
/**
* Default constructor.
*/
public NettyHttpHeaders() {
// BUG: CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
// this.nettyHeaders = new DefaultHttpHeaders(false);
// FIXED:
this.nettyHeaders = new DefaultHttpHeaders();
this.conversionService = ConversionService.SHARED;
}
/**
* @return The underlying Netty headers.
*/
public io.netty.handler.codec.http.HttpHeaders getNettyHeaders() {
return nettyHeaders;
}
/**
* Sets the underlying netty headers.
*
* @param headers The Netty http headers
*/
void setNettyHeaders(io.netty.handler.codec.http.HttpHeaders headers) {
this.nettyHeaders = headers;
}
@Override
public <T> Optional<T> get(CharSequence name, ArgumentConversionContext<T> conversionContext) {
List<String> values = nettyHeaders.getAll(name);
if (values.size() > 0) {
if (values.size() == 1 || !isCollectionOrArray(conversionContext.getArgument().getType())) {
return conversionService.convert(values.get(0), conversionContext);
} else {
return conversionService.convert(values, conversionContext);
}
}
return Optional.empty();
}
private boolean isCollectionOrArray(Class<?> clazz) {
return clazz.isArray() || Collection.class.isAssignableFrom(clazz);
}
@Override
public List<String> getAll(CharSequence name) {
return nettyHeaders.getAll(name);
}
@Override
public Set<String> names() {
return nettyHeaders.names();
}
@Override
public Collection<List<String>> values() {
Set<String> names = names();
List<List<String>> values = new ArrayList<>();
for (String name : names) {
values.add(getAll(name));
}
return Collections.unmodifiableList(values);
}
@Override
public String get(CharSequence name) {
return nettyHeaders.get(name);
}
@Override
public MutableHttpHeaders add(CharSequence header, CharSequence value) {
nettyHeaders.add(header, value);
return this;
}
@Override
public MutableHttpHeaders remove(CharSequence header) {
nettyHeaders.remove(header);
return this;
}
}
|