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114 lines
3.6 KiB
Java
114 lines
3.6 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.client;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import ch.boye.httpclientandroidlib.annotation.NotThreadSafe;
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import ch.boye.httpclientandroidlib.entity.HttpEntityWrapper;
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import ch.boye.httpclientandroidlib.Header;
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import ch.boye.httpclientandroidlib.HttpEntity;
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import ch.boye.httpclientandroidlib.HttpEntityEnclosingRequest;
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import ch.boye.httpclientandroidlib.ProtocolException;
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import ch.boye.httpclientandroidlib.protocol.HTTP;
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/**
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* A wrapper class for {@link HttpEntityEnclosingRequest}s that can
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* be used to change properties of the current request without
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* modifying the original object.
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* </p>
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* This class is also capable of resetting the request headers to
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* the state of the original request.
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*
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*
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* @since 4.0
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*/
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@NotThreadSafe // e.g. [gs]etEntity()
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public class EntityEnclosingRequestWrapper extends RequestWrapper
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implements HttpEntityEnclosingRequest {
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private HttpEntity entity;
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private boolean consumed;
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public EntityEnclosingRequestWrapper(final HttpEntityEnclosingRequest request)
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throws ProtocolException {
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super(request);
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setEntity(request.getEntity());
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}
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public HttpEntity getEntity() {
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return this.entity;
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}
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public void setEntity(final HttpEntity entity) {
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this.entity = entity != null ? new EntityWrapper(entity) : null;
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this.consumed = false;
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}
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public boolean expectContinue() {
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Header expect = getFirstHeader(HTTP.EXPECT_DIRECTIVE);
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return expect != null && HTTP.EXPECT_CONTINUE.equalsIgnoreCase(expect.getValue());
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}
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@Override
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public boolean isRepeatable() {
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return this.entity == null || this.entity.isRepeatable() || !this.consumed;
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}
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class EntityWrapper extends HttpEntityWrapper {
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EntityWrapper(final HttpEntity entity) {
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super(entity);
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}
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@Deprecated
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@Override
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public void consumeContent() throws IOException {
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consumed = true;
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super.consumeContent();
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}
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@Override
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public InputStream getContent() throws IOException {
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consumed = true;
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return super.getContent();
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}
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@Override
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public void writeTo(final OutputStream outstream) throws IOException {
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consumed = true;
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super.writeTo(outstream);
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}
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}
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}
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