INT-1722 exposed userDefinedPrefix as configurable property of the DefaultHttpHeaderMapper

This commit is contained in:
Oleg Zhurakousky
2011-01-17 14:48:18 -05:00
parent 0fd504dbe3
commit a7de2656bd
2 changed files with 69 additions and 5 deletions

View File

@@ -55,7 +55,7 @@ public class DefaultHttpHeaderMapper implements HeaderMapper<HttpHeaders> {
private static Log log = LogFactory.getLog(DefaultHttpHeaderMapper.class);
public static final String USER_DEFINED_HEADER_PREFIX = "X-";
private volatile String userDefinedPrefix = "X-";
private static final String ACCEPT = "Accept";
@@ -253,6 +253,16 @@ public class DefaultHttpHeaderMapper implements HeaderMapper<HttpHeaders> {
public void setInboundHeaderNames(String[] inboundHeaderNames) {
this.inboundHeaderNames = (inboundHeaderNames != null) ? inboundHeaderNames : new String[0];
}
/**
* Sets prefix to use with custom headers. Default is 'X-'
* @param userDefinedPrefix
*/
public void setUserDefinedPrefix(String userDefinedPrefix) {
if (userDefinedPrefix == null){
userDefinedPrefix = "";
}
this.userDefinedPrefix = userDefinedPrefix;
}
/**
* Map from the integration MessageHeaders to an HttpHeaders instance.
@@ -271,7 +281,7 @@ public class DefaultHttpHeaderMapper implements HeaderMapper<HttpHeaders> {
if (!this.containsElementIgnoreCase(HTTP_REQUEST_HEADER_NAMES, name) &&
!this.containsElementIgnoreCase(HTTP_RESPONSE_HEADER_NAMES, name)) {
// prefix the user-defined header names if not already prefixed
name = name.startsWith(USER_DEFINED_HEADER_PREFIX) ? name : USER_DEFINED_HEADER_PREFIX + name;
name = name.startsWith(userDefinedPrefix) ? name : userDefinedPrefix + name;
}
if (log.isDebugEnabled()) {
log.debug(MessageFormat.format("setting headerName=[{0}], value={1}", name, value));
@@ -296,8 +306,8 @@ public class DefaultHttpHeaderMapper implements HeaderMapper<HttpHeaders> {
for (String name : headerNames) {
if (this.shouldMapInboundHeader(name)) {
if (!ObjectUtils.containsElement(HTTP_REQUEST_HEADER_NAMES, name) && !ObjectUtils.containsElement(HTTP_RESPONSE_HEADER_NAMES, name)) {
String prefixedName = name.startsWith(USER_DEFINED_HEADER_PREFIX) ? name
: USER_DEFINED_HEADER_PREFIX + name;
String prefixedName = name.startsWith(userDefinedPrefix) ? name
: userDefinedPrefix + name;
Object value = source.containsKey(prefixedName) ? this.getHttpHeader(source, prefixedName) : this.getHttpHeader(source, name);
if (value != null) {
if (log.isDebugEnabled()) {
@@ -319,7 +329,7 @@ public class DefaultHttpHeaderMapper implements HeaderMapper<HttpHeaders> {
}
return target;
}
private boolean containsElementIgnoreCase(String[] headerNames, String name){
for (String headerName : headerNames) {
if (headerName.equalsIgnoreCase(name)){

View File

@@ -329,6 +329,60 @@ public class DefaultHttpHeaderMapperFromMessageInboundTests {
assertEquals(1, headers.get("X-foobar").size());
assertEquals("abc", headers.getFirst("X-foobar"));
}
@Test
public void validateCustomHeaderNamePatternsAndStandardResponseHeadersMappedToHttpHeadersWithCustomPrefix() throws Exception{
DefaultHttpHeaderMapper mapper = new DefaultHttpHeaderMapper();
mapper.setUserDefinedPrefix("Z-");
mapper.setOutboundHeaderNames(new String[] {"foo*", "HTTP_RESPONSE_HEADERS"});
Map<String, Object> messageHeaders = new HashMap<String, Object>();
messageHeaders.put("foobar", "abc");
messageHeaders.put("Accept", "text/html");
messageHeaders.put("Content-Type", "text/xml");
HttpHeaders headers = new HttpHeaders();
mapper.fromHeaders(new MessageHeaders(messageHeaders), headers);
assertEquals(2, headers.size());
assertTrue(headers.getAccept().isEmpty());
assertEquals(MediaType.TEXT_XML, headers.getContentType());
assertEquals(1, headers.get("Z-foobar").size());
assertEquals("abc", headers.getFirst("Z-foobar"));
}
@Test
public void validateCustomHeaderNamePatternsAndStandardResponseHeadersMappedToHttpHeadersWithCustomPrefixEmptyString() throws Exception{
DefaultHttpHeaderMapper mapper = new DefaultHttpHeaderMapper();
mapper.setUserDefinedPrefix("");
mapper.setOutboundHeaderNames(new String[] {"foo*", "HTTP_RESPONSE_HEADERS"});
Map<String, Object> messageHeaders = new HashMap<String, Object>();
messageHeaders.put("foobar", "abc");
messageHeaders.put("Accept", "text/html");
messageHeaders.put("Content-Type", "text/xml");
HttpHeaders headers = new HttpHeaders();
mapper.fromHeaders(new MessageHeaders(messageHeaders), headers);
assertEquals(2, headers.size());
assertTrue(headers.getAccept().isEmpty());
assertEquals(MediaType.TEXT_XML, headers.getContentType());
assertEquals(1, headers.get("foobar").size());
assertEquals("abc", headers.getFirst("foobar"));
}
@Test
public void validateCustomHeaderNamePatternsAndStandardResponseHeadersMappedToHttpHeadersWithCustomPrefixNull() throws Exception{
DefaultHttpHeaderMapper mapper = new DefaultHttpHeaderMapper();
mapper.setUserDefinedPrefix(null);
mapper.setOutboundHeaderNames(new String[] {"foo*", "HTTP_RESPONSE_HEADERS"});
Map<String, Object> messageHeaders = new HashMap<String, Object>();
messageHeaders.put("foobar", "abc");
messageHeaders.put("Accept", "text/html");
messageHeaders.put("Content-Type", "text/xml");
HttpHeaders headers = new HttpHeaders();
mapper.fromHeaders(new MessageHeaders(messageHeaders), headers);
assertEquals(2, headers.size());
assertTrue(headers.getAccept().isEmpty());
assertEquals(MediaType.TEXT_XML, headers.getContentType());
assertEquals(1, headers.get("foobar").size());
assertEquals("abc", headers.getFirst("foobar"));
}
@Test
public void validateCustomHeaderNamesMappedFromHttpHeaders() throws Exception{