org.eclipse.jetty.http.MetaData Maven / Gradle / Ivy
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//
// ========================================================================
// Copyright (c) 1995-2019 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.http;
import java.util.Collections;
import java.util.Iterator;
import java.util.function.Supplier;
public class MetaData implements Iterable
{
private HttpVersion _httpVersion;
private final HttpFields _fields;
private long _contentLength;
private Supplier _trailers;
public MetaData(HttpVersion version, HttpFields fields)
{
this(version, fields, Long.MIN_VALUE);
}
public MetaData(HttpVersion version, HttpFields fields, long contentLength)
{
_httpVersion = version;
_fields = fields;
_contentLength = contentLength;
}
protected void recycle()
{
_httpVersion = null;
if (_fields != null)
_fields.clear();
_contentLength = Long.MIN_VALUE;
}
public boolean isRequest()
{
return false;
}
public boolean isResponse()
{
return false;
}
/**
* @deprecated use {@link #getHttpVersion()} instead
* @return the HTTP version of this MetaData object
*/
@Deprecated
public HttpVersion getVersion()
{
return getHttpVersion();
}
/**
* @return the HTTP version of this MetaData object
*/
public HttpVersion getHttpVersion()
{
return _httpVersion;
}
/**
* @param httpVersion the HTTP version to set
*/
public void setHttpVersion(HttpVersion httpVersion)
{
_httpVersion = httpVersion;
}
/**
* @return the HTTP fields of this MetaData object
*/
public HttpFields getFields()
{
return _fields;
}
public Supplier getTrailerSupplier()
{
return _trailers;
}
public void setTrailerSupplier(Supplier trailers)
{
_trailers = trailers;
}
/**
* @return the content length if available, otherwise {@link Long#MIN_VALUE}
*/
public long getContentLength()
{
if (_contentLength == Long.MIN_VALUE)
{
if (_fields != null)
{
HttpField field = _fields.getField(HttpHeader.CONTENT_LENGTH);
_contentLength = field == null ? -1 : field.getLongValue();
}
}
return _contentLength;
}
/**
* @return an iterator over the HTTP fields
* @see #getFields()
*/
@Override
public Iterator iterator()
{
HttpFields fields = getFields();
return fields == null ? Collections.emptyIterator() : fields.iterator();
}
@Override
public String toString()
{
StringBuilder out = new StringBuilder();
for (HttpField field : this)
out.append(field).append(System.lineSeparator());
return out.toString();
}
public static class Request extends MetaData
{
private String _method;
private HttpURI _uri;
public Request(HttpFields fields)
{
this(null, null, null, fields);
}
public Request(String method, HttpURI uri, HttpVersion version, HttpFields fields)
{
this(method, uri, version, fields, Long.MIN_VALUE);
}
public Request(String method, HttpURI uri, HttpVersion version, HttpFields fields, long contentLength)
{
super(version, fields, contentLength);
_method = method;
_uri = uri;
}
public Request(String method, HttpScheme scheme, HostPortHttpField hostPort, String uri, HttpVersion version, HttpFields fields)
{
this(method, new HttpURI(scheme == null ? null : scheme.asString(),
hostPort==null?null:hostPort.getHost(),
hostPort==null?-1:hostPort.getPort(),
uri), version, fields);
}
public Request(String method, HttpScheme scheme, HostPortHttpField hostPort, String uri, HttpVersion version, HttpFields fields, long contentLength)
{
this(method, new HttpURI(scheme==null?null:scheme.asString(),
hostPort==null?null:hostPort.getHost(),
hostPort==null?-1:hostPort.getPort(),
uri), version, fields, contentLength);
}
public Request(String method, String scheme, HostPortHttpField hostPort, String uri, HttpVersion version, HttpFields fields, long contentLength)
{
this(method, new HttpURI(scheme,
hostPort==null?null:hostPort.getHost(),
hostPort==null?-1:hostPort.getPort(),
uri), version, fields, contentLength);
}
public Request(Request request)
{
this(request.getMethod(),new HttpURI(request.getURI()), request.getHttpVersion(), new HttpFields(request.getFields()), request.getContentLength());
}
@Override
public void recycle()
{
super.recycle();
_method = null;
if (_uri != null)
_uri.clear();
}
@Override
public boolean isRequest()
{
return true;
}
/**
* @return the HTTP method
*/
public String getMethod()
{
return _method;
}
/**
* @param method the HTTP method to set
*/
public void setMethod(String method)
{
_method = method;
}
/**
* @return the HTTP URI
*/
public HttpURI getURI()
{
return _uri;
}
/**
* @return the HTTP URI in string form
*/
public String getURIString()
{
return _uri == null ? null : _uri.toString();
}
/**
* @param uri the HTTP URI to set
*/
public void setURI(HttpURI uri)
{
_uri = uri;
}
@Override
public String toString()
{
HttpFields fields = getFields();
return String.format("%s{u=%s,%s,h=%d,cl=%d}",
getMethod(), getURI(), getHttpVersion(), fields == null ? -1 : fields.size(), getContentLength());
}
}
public static class Response extends MetaData
{
private int _status;
private String _reason;
public Response()
{
this(null, 0, null);
}
public Response(HttpVersion version, int status, HttpFields fields)
{
this(version, status, fields, Long.MIN_VALUE);
}
public Response(HttpVersion version, int status, HttpFields fields, long contentLength)
{
super(version, fields, contentLength);
_status = status;
}
public Response(HttpVersion version, int status, String reason, HttpFields fields, long contentLength)
{
super(version, fields, contentLength);
_reason = reason;
_status = status;
}
@Override
public boolean isResponse()
{
return true;
}
/**
* @return the HTTP status
*/
public int getStatus()
{
return _status;
}
/**
* @return the HTTP reason
*/
public String getReason()
{
return _reason;
}
/**
* @param status the HTTP status to set
*/
public void setStatus(int status)
{
_status = status;
}
/**
* @param reason the HTTP reason to set
*/
public void setReason(String reason)
{
_reason = reason;
}
@Override
public String toString()
{
HttpFields fields = getFields();
return String.format("%s{s=%d,h=%d,cl=%d}", getHttpVersion(), getStatus(), fields == null ? -1 : fields.size(), getContentLength());
}
}
}