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*
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package org.apache.wink.server.internal.providers.entity;
import java.io.IOException;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.MessageBodyWriter;
import javax.ws.rs.ext.Provider;
import org.apache.wink.server.internal.servlet.MockServletInvocationTest;
import org.apache.wink.test.mock.MockRequestConstructor;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
public class HeadersOnlyProviderTest extends MockServletInvocationTest {
private static final String HEADER_NAME = "realvalue";
private static final String PROVIDER_STR = "read with myprovider";
@Override
protected Class<?>[] getClasses() {
return new Class[] {SimpleResource.class};
}
@Override
protected Object[] getSingletons() {
return new Object[] {new HeadersOnlyWriter()};
}
@Path("/")
public static class SimpleResource {
@GET
public String getSomething(String o) {
return o.toString();
}
}
@Provider
public static class HeadersOnlyWriter implements MessageBodyWriter<String> {
public long getSize(String t,
Class<?> type,
Type genericType,
Annotation[] annotations,
MediaType mediaType) {
return -1;
}
public boolean isWriteable(Class<?> type,
Type genericType,
Annotation[] annotations,
MediaType mediaType) {
return true;
}
public void writeTo(String t,
Class<?> type,
Type genericType,
Annotation[] annotations,
MediaType mediaType,
MultivaluedMap<String, Object> httpHeaders,
OutputStream entityStream) throws IOException, WebApplicationException {
httpHeaders.putSingle(HEADER_NAME, PROVIDER_STR);
}
}
public void testUserProviderOverBuiltIn() throws Exception {
MockHttpServletRequest mockRequest =
MockRequestConstructor.constructMockRequest("GET", "/", "*/*", "abcd/xyz", "hello"
.getBytes());
MockHttpServletResponse response = invoke(mockRequest);
String content = response.getContentAsString();
assertEquals("", content);
assertEquals(PROVIDER_STR, response.getHeader(HEADER_NAME));
}
}