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/*
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* .
*
*/
package org.apache.http.impl;
import java.util.Locale;
import org.apache.http.HttpResponse;
import org.apache.http.HttpResponseFactory;
import org.apache.http.ProtocolVersion;
import org.apache.http.ReasonPhraseCatalog;
import org.apache.http.StatusLine;
import org.apache.http.annotation.ThreadingBehavior;
import org.apache.http.annotation.Contract;
import org.apache.http.message.BasicHttpResponse;
import org.apache.http.message.BasicStatusLine;
import org.apache.http.protocol.HttpContext;
import org.apache.http.util.Args;
/**
* Default factory for creating {@link HttpResponse} objects.
*
* @since 4.0
*/
@Contract(threading = ThreadingBehavior.IMMUTABLE_CONDITIONAL)
public class DefaultHttpResponseFactory implements HttpResponseFactory {
public static final DefaultHttpResponseFactory INSTANCE = new DefaultHttpResponseFactory();
/** The catalog for looking up reason phrases. */
protected final ReasonPhraseCatalog reasonCatalog;
/**
* Creates a new response factory with the given catalog.
*
* @param catalog the catalog of reason phrases
*/
public DefaultHttpResponseFactory(final ReasonPhraseCatalog catalog) {
this.reasonCatalog = Args.notNull(catalog, "Reason phrase catalog");
}
/**
* Creates a new response factory with the default catalog.
* The default catalog is {@link EnglishReasonPhraseCatalog}.
*/
public DefaultHttpResponseFactory() {
this(EnglishReasonPhraseCatalog.INSTANCE);
}
// non-javadoc, see interface HttpResponseFactory
@Override
public HttpResponse newHttpResponse(
final ProtocolVersion ver,
final int status,
final HttpContext context) {
Args.notNull(ver, "HTTP version");
final Locale loc = determineLocale(context);
final String reason = this.reasonCatalog.getReason(status, loc);
final StatusLine statusline = new BasicStatusLine(ver, status, reason);
return new BasicHttpResponse(statusline, this.reasonCatalog, loc);
}
// non-javadoc, see interface HttpResponseFactory
@Override
public HttpResponse newHttpResponse(
final StatusLine statusline,
final HttpContext context) {
Args.notNull(statusline, "Status line");
return new BasicHttpResponse(statusline, this.reasonCatalog, determineLocale(context));
}
/**
* Determines the locale of the response.
* The implementation in this class always returns the default locale.
*
* @param context the context from which to determine the locale, or
* {@code null} to use the default locale
*
* @return the locale for the response, never {@code null}
*/
protected Locale determineLocale(final HttpContext context) {
return Locale.getDefault();
}
}