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Moonchild
64 lines
2.5 KiB
Java
64 lines
2.5 KiB
Java
/*
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* ====================================================================
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*
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*/
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package ch.boye.httpclientandroidlib.impl.entity;
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import ch.boye.httpclientandroidlib.HttpException;
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import ch.boye.httpclientandroidlib.HttpMessage;
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import ch.boye.httpclientandroidlib.ProtocolException;
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import ch.boye.httpclientandroidlib.annotation.Immutable;
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import ch.boye.httpclientandroidlib.entity.ContentLengthStrategy;
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/**
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* Decorator for {@link ContentLengthStrategy} implementations that disallows the use of
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* identity transfer encoding.
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*
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* @since 4.2
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*/
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@Immutable
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public class DisallowIdentityContentLengthStrategy implements ContentLengthStrategy {
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public static final DisallowIdentityContentLengthStrategy INSTANCE =
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new DisallowIdentityContentLengthStrategy(new LaxContentLengthStrategy(0));
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private final ContentLengthStrategy contentLengthStrategy;
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public DisallowIdentityContentLengthStrategy(final ContentLengthStrategy contentLengthStrategy) {
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super();
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this.contentLengthStrategy = contentLengthStrategy;
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}
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public long determineLength(final HttpMessage message) throws HttpException {
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final long result = this.contentLengthStrategy.determineLength(message);
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if (result == ContentLengthStrategy.IDENTITY) {
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throw new ProtocolException("Identity transfer encoding cannot be used");
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}
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return result;
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}
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}
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