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Java DSL for easy testing of REST services
/*
* Copyright 2013 the original author or authors.
*
* 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.jayway.restassured.response;
import com.jayway.restassured.internal.MultiValueEntity;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import static com.jayway.restassured.internal.assertion.AssertParameter.notNull;
import static java.util.Arrays.asList;
/**
* Represents the a number of response headers
*/
public class Headers implements Iterable {
private final MultiValueEntity headers;
public Headers(Header...headers) {
this(asList(headers));
}
public Headers(List headers) {
notNull(headers, "Headers");
this.headers = new MultiValueEntity(headers);
}
/**
* @return The size of the headers
*/
public int size() {
return headers.size();
}
/**
* @return true
if one or more headers are defined, false
otherwise.
*/
public boolean exist() {
return headers.exist();
}
/**
* See if a header with the given name exists
*
* @param headerName The name of the header to check
* @return true
if the header exists
*/
public boolean hasHeaderWithName(String headerName) {
return headers.hasEntityWithName(headerName);
}
/**
* @return All headers as a list.
*/
protected List list() {
return headers.list();
}
/**
* Get a single header with the supplied name. If there are several headers match the headerName
then
* the first one is returned.
*
*
* @param headerName The name of the header to find
* @return The found header or null
if no header was found.
*/
public Header get(String headerName) {
notNull(headerName, "Header name");
return headers.get(headerName);
}
/**
* Get a single header with the supplied name. If there are several headers match the headerName
then
* the first one is returned.
*
* @param headerName The name of the header to find
* @return The found header value or null
if no header was found.
*/
public String getValue(String headerName) {
return headers.getValue(headerName);
}
/**
* Get all header values of the header with supplied name. If there's only one header matching the headerName
then
* a list with only that header value is returned.
*
* @param headerName The name of the header to find
* @return The found header values or empty list if no header was found.
*/
public List getValues(String headerName) {
return headers.getValues(headerName);
}
/**
* Get all headers with the supplied name. If there's only one header matching the headerName
then
* a list with only that header is returned.
*
* @param headerName The name of the header to find
* @return The found headers or empty list if no header was found.
*/
public List getList(String headerName) {
return headers.getList(headerName);
}
/**
* @return Headers iterator
*/
public Iterator iterator() {
return headers.iterator();
}
/**
* An alternative way to create a Headers object from the constructor.
*
* @param header The header to be included
* @param additionalHeaders Additional headers to be included (optional)
* @return A new headers object containing the specified headers
*/
public static Headers headers(Header header, Header... additionalHeaders) {
notNull(header, "Header");
final List headerList = new LinkedList();
headerList.add(header);
if(headerList != null) {
for (Header additionalHeader : additionalHeaders) {
headerList.add(additionalHeader);
}
}
return new Headers(headerList);
}
@Override
public String toString() {
return headers.toString();
}
}
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