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package org.glassfish.jersey.tests.e2e.common;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import javax.ws.rs.Consumes;
import javax.ws.rs.DefaultValue;
import javax.ws.rs.GET;
import javax.ws.rs.HeaderParam;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.client.Entity;
import javax.ws.rs.core.Application;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.ReaderInterceptor;
import javax.ws.rs.ext.ReaderInterceptorContext;
import javax.ws.rs.ext.WriterInterceptor;
import javax.ws.rs.ext.WriterInterceptorContext;
import javax.annotation.Priority;
import org.glassfish.jersey.CommonProperties;
import org.glassfish.jersey.client.ClientConfig;
import org.glassfish.jersey.server.ResourceConfig;
import org.glassfish.jersey.test.JerseyTest;
import org.glassfish.jersey.test.inmemory.InMemoryTestContainerFactory;
import org.glassfish.jersey.test.spi.TestContainerException;
import org.glassfish.jersey.test.spi.TestContainerFactory;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
/**
* Test determining of the content length.
*
* @author Miroslav Fuksa
*/
public class DetermineContentLengthTest extends JerseyTest {
public static final int BUFFER_SIZE = 20;
public static final String STR0 = "";
public static final String STR6 = "123456";
public static final String STR12 = "123456789ABC";
@Path("root")
public static class Resource {
@GET
@Path("6")
@Produces("text/plain")
public String get6() {
return STR6;
}
@GET
@Path("0")
@Produces("text/plain")
public String get0() {
return STR0;
}
@GET
@Produces("text/plain")
@Path("12")
public String get5() {
return STR12;
}
@Path("test")
@POST
@Consumes("text/plain")
@Produces("text/plain")
public String testLength(String entity, @DefaultValue("-1") @HeaderParam(HttpHeaders.CONTENT_LENGTH) String length) {
return length;
}
}
@Priority(300)
public static class DoubleInterceptor implements WriterInterceptor, ReaderInterceptor {
@Override
public void aroundWriteTo(WriterInterceptorContext context) throws IOException, WebApplicationException {
final OutputStream old = context.getOutputStream();
context.setOutputStream(new OutputStream() {
@Override
public void write(int b) throws IOException {
old.write(b);
old.write(b);
}
});
context.proceed();
context.setOutputStream(old);
}
@Override
public Object aroundReadFrom(ReaderInterceptorContext context) throws IOException, WebApplicationException {
final InputStream old = context.getInputStream();
try {
context.setInputStream(new InputStream() {
@Override
public int read() throws IOException {
old.read();
return old.read();
}
});
return context.proceed();
} finally {
context.setInputStream(old);
}
}
}
@Override
protected TestContainerFactory getTestContainerFactory() throws TestContainerException {
return new InMemoryTestContainerFactory();
}
@Override
protected Application configure() {
final ResourceConfig resourceConfig = new ResourceConfig(Resource.class, DoubleInterceptor.class);
resourceConfig.property(CommonProperties.OUTBOUND_CONTENT_LENGTH_BUFFER, BUFFER_SIZE);
return resourceConfig;
}
@Override
protected void configureClient(ClientConfig config) {
config.property(CommonProperties.OUTBOUND_CONTENT_LENGTH_BUFFER, BUFFER_SIZE);
config.register(DoubleInterceptor.class);
}
@Test
public void test0() {
final Response response = target().path("root/0").request().get();
assertEquals(200, response.getStatus());
final Object headerContentLength = Integer.valueOf(response.getHeaderString(HttpHeaders.CONTENT_LENGTH));
assertEquals(STR0.length() * 2, headerContentLength);
assertEquals(STR0, response.readEntity(String.class));
}
@Test
public void testHead0() {
final Response response = target().path("root/0").request().head();
assertEquals(200, response.getStatus());
final Object headerContentLength = Integer.valueOf(response.getHeaderString(HttpHeaders.CONTENT_LENGTH));
assertEquals(STR0.length() * 2, headerContentLength);
}
@Test
public void test6() {
final Response response = target().path("root/6").request().get();
assertEquals(200, response.getStatus());
final Object headerContentLength = Integer.valueOf(response.getHeaderString(HttpHeaders.CONTENT_LENGTH));
assertEquals(STR6.length() * 2, headerContentLength);
assertEquals(STR6, response.readEntity(String.class));
}
@Test
public void testHead6() {
final Response response = target().path("root/6").request().head();
assertEquals(200, response.getStatus());
final Object headerContentLength = Integer.valueOf(response.getHeaderString(HttpHeaders.CONTENT_LENGTH));
assertEquals(STR6.length() * 2, headerContentLength);
}
@Test
public void test12() {
final Response response = target().path("root/12").request().get();
assertEquals(200, response.getStatus());
checkEmptyContentLength(response);
assertEquals(STR12, response.readEntity(String.class));
}
@Test
public void testHead12() {
final Response response = target().path("root/12").request().head();
assertEquals(200, response.getStatus());
checkEmptyContentLength(response);
}
private void checkEmptyContentLength(Response response) {
final String headerString = response.getHeaderString(HttpHeaders.CONTENT_LENGTH);
if (headerString != null) {
final Object headerContentLength = Integer.valueOf(headerString);
assertEquals(-1, headerContentLength);
}
}
@Test
public void testClientLength0() {
final Response response = target().path("root/test").request().post(Entity.entity(STR0, MediaType.TEXT_PLAIN_TYPE));
assertEquals(200, response.getStatus());
assertEquals(STR0.length() * 2, response.readEntity(Integer.class).intValue());
}
@Test
public void testClientLength6() {
final Response response = target().path("root/test").request().post(Entity.entity(STR6, MediaType.TEXT_PLAIN_TYPE));
assertEquals(200, response.getStatus());
assertEquals(STR6.length() * 2, response.readEntity(Integer.class).intValue());
}
@Test
public void testClientLength12() {
final Response response = target().path("root/test").request().post(Entity.entity(STR12, MediaType.TEXT_PLAIN_TYPE));
assertEquals(200, response.getStatus());
assertEquals(-1, response.readEntity(Integer.class).intValue());
}
}