com.google.appengine.repackaged.com.google.api.client.testing.http.MockLowLevelHttpRequest Maven / Gradle / Ivy
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/*
* Copyright (c) 2010 Google Inc.
*
* 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 com.google.api.client.testing.http;
import com.google.api.client.http.HttpMediaType;
import com.google.api.client.http.LowLevelHttpRequest;
import com.google.api.client.http.LowLevelHttpResponse;
import com.google.api.client.util.Beta;
import com.google.api.client.util.IOUtils;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.zip.GZIPInputStream;
/**
* {@link Beta}
* Mock for {@link LowLevelHttpRequest}.
*
* Implementation is not thread-safe.
*
* @author Yaniv Inbar
* @since 1.3
*/
@Beta
public class MockLowLevelHttpRequest extends LowLevelHttpRequest {
/** Request URL or {@code null} for none. */
private String url;
/** Map of lowercase header name to values. */
private final Map> headersMap = new HashMap>();
/**
* HTTP response to return from {@link #execute()}.
*
* By default this is a new instance of {@link MockLowLevelHttpResponse}.
*/
private MockLowLevelHttpResponse response = new MockLowLevelHttpResponse();
public MockLowLevelHttpRequest() {}
/**
* @param url Request URL or {@code null} for none
* @since 1.4
*/
public MockLowLevelHttpRequest(String url) {
this.url = url;
}
@Override
public void addHeader(String name, String value) throws IOException {
name = name.toLowerCase(Locale.US);
List values = headersMap.get(name);
if (values == null) {
values = new ArrayList();
headersMap.put(name, values);
}
values.add(value);
}
@Override
public LowLevelHttpResponse execute() throws IOException {
return response;
}
/**
* Returns the request URL or {@code null} for none.
*
* @since 1.5
*/
public String getUrl() {
return url;
}
/**
* Returns an unmodifiable view of the map of lowercase header name to values.
*
* Note that unlike this method, {@link #getFirstHeaderValue(String)} and {@link
* #getHeaderValues(String)} are not case sensitive with respect to the input header name.
*
* @since 1.5
*/
public Map> getHeaders() {
return Collections.unmodifiableMap(headersMap);
}
/**
* Returns the value of the first header of the given name or {@code null} for none.
*
* @param name header name (may be any case)
* @since 1.13
*/
public String getFirstHeaderValue(String name) {
List values = headersMap.get(name.toLowerCase(Locale.US));
return values == null ? null : values.get(0);
}
/**
* Returns the unmodifiable list of values of the headers of the given name (may be empty).
*
* @param name header name (may be any case)
* @since 1.13
*/
public List getHeaderValues(String name) {
List values = headersMap.get(name.toLowerCase(Locale.US));
return values == null ? Collections.emptyList() : Collections.unmodifiableList(values);
}
/**
* Sets the request URL or {@code null} for none.
*
* @since 1.5
*/
public MockLowLevelHttpRequest setUrl(String url) {
this.url = url;
return this;
}
/**
* Returns HTTP content as a string, taking care of any encodings of the content if necessary.
*
* Returns an empty string if there is no HTTP content.
*
* @since 1.12
*/
public String getContentAsString() throws IOException {
if (getStreamingContent() == null) {
return "";
}
// write content to a byte[]
ByteArrayOutputStream out = new ByteArrayOutputStream();
getStreamingContent().writeTo(out);
// determine gzip encoding
String contentEncoding = getContentEncoding();
if (contentEncoding != null && contentEncoding.contains("gzip")) {
InputStream contentInputStream =
new GZIPInputStream(new ByteArrayInputStream(out.toByteArray()));
out = new ByteArrayOutputStream();
IOUtils.copy(contentInputStream, out);
}
// determine charset parameter from content type
String contentType = getContentType();
HttpMediaType mediaType = contentType != null ? new HttpMediaType(contentType) : null;
Charset charset =
mediaType == null || mediaType.getCharsetParameter() == null
? StandardCharsets.ISO_8859_1
: mediaType.getCharsetParameter();
return out.toString(charset.name());
}
/**
* HTTP response to return from {@link #execute()}.
*
* @since 1.8
*/
public MockLowLevelHttpResponse getResponse() {
return response;
}
/**
* Sets the HTTP response to return from {@link #execute()}.
*
*
By default this is a new instance of {@link MockLowLevelHttpResponse}.
*/
public MockLowLevelHttpRequest setResponse(MockLowLevelHttpResponse response) {
this.response = response;
return this;
}
}