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package org.glassfish.jersey.tests.e2e.common;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.GZIPInputStream;
import java.util.zip.InflaterInputStream;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.client.Entity;
import javax.ws.rs.client.Invocation;
import javax.ws.rs.client.WebTarget;
import javax.ws.rs.core.Application;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.Response;
import org.glassfish.jersey.client.filter.EncodingFilter;
import org.glassfish.jersey.message.DeflateEncoder;
import org.glassfish.jersey.message.GZipEncoder;
import org.glassfish.jersey.server.ResourceConfig;
import org.glassfish.jersey.test.JerseyTest;
import org.junit.Test;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
/**
* @author Martin Matula
*/
public class EncodingTest extends JerseyTest {
@Path("/")
public static class EchoResource {
@POST
public String post(String text) {
return text;
}
}
@Override
protected Application configure() {
return new ResourceConfig(
EchoResource.class,
org.glassfish.jersey.server.filter.EncodingFilter.class,
GZipEncoder.class,
DeflateEncoder.class
);
}
@Test
public void testGZip() throws IOException {
test(new TestSpec() {
@Override
public InputStream decode(InputStream stream) throws IOException {
return new GZIPInputStream(stream);
}
@Override
public void checkHeadersAndStatus(Response response) {
assertEquals("gzip", response.getHeaderString(HttpHeaders.CONTENT_ENCODING));
}
@Override
public Invocation.Builder setHeaders(Invocation.Builder invBuilder) {
return invBuilder.header(HttpHeaders.ACCEPT_ENCODING, "gzip");
}
});
}
@Test
public void testDeflate() throws IOException {
test(new TestSpec() {
@Override
public InputStream decode(InputStream stream) throws IOException {
return new InflaterInputStream(stream);
}
@Override
public void checkHeadersAndStatus(Response response) {
assertEquals("deflate", response.getHeaderString(HttpHeaders.CONTENT_ENCODING));
}
@Override
public Invocation.Builder setHeaders(Invocation.Builder invBuilder) {
return invBuilder.header(HttpHeaders.ACCEPT_ENCODING, "deflate");
}
});
}
@Test
public void testGZipPreferred() throws IOException {
test(new TestSpec() {
@Override
public InputStream decode(InputStream stream) throws IOException {
return new GZIPInputStream(stream);
}
@Override
public void checkHeadersAndStatus(Response response) {
assertEquals("x-gzip", response.getHeaderString(HttpHeaders.CONTENT_ENCODING));
}
@Override
public Invocation.Builder setHeaders(Invocation.Builder invBuilder) {
return invBuilder.header(HttpHeaders.ACCEPT_ENCODING, "deflate; q=.5, x-gzip");
}
});
}
@Test
public void testGZipClientServer() throws IOException {
test(new TestSpec() {
@Override
public WebTarget configure(WebTarget target) {
target.register(GZipEncoder.class).register(EncodingFilter.class);
return target;
}
@Override
public void checkHeadersAndStatus(Response response) {
assertEquals("gzip", response.getHeaderString(HttpHeaders.CONTENT_ENCODING));
}
});
}
@Test
public void testDeflatePreferredClientServer() throws IOException {
test(new TestSpec() {
@Override
public Invocation.Builder setHeaders(Invocation.Builder invBuilder) {
return invBuilder.header(HttpHeaders.ACCEPT_ENCODING, "deflate,gzip=.5");
}
@Override
public WebTarget configure(WebTarget target) {
target.register(DeflateEncoder.class)
.register(GZipEncoder.class).register(EncodingFilter.class);
return target;
}
@Override
public void checkHeadersAndStatus(Response response) {
assertEquals("deflate", response.getHeaderString(HttpHeaders.CONTENT_ENCODING));
}
});
}
private void test(TestSpec testSpec) throws IOException {
String input = "hello";
Response response = testSpec.setHeaders(testSpec.configure(target()).request())
.post(Entity.text(input));
byte[] output = response.readEntity(byte[].class);
testSpec.checkHeadersAndStatus(response);
InputStream decoded = testSpec.decode(new ByteArrayInputStream(output));
byte[] result = new byte[input.getBytes().length];
int len = decoded.read(result);
assertEquals(-1, decoded.read());
decoded.close();
assertEquals(input.getBytes().length, len);
assertArrayEquals(input.getBytes(), result);
}
private static class TestSpec {
public InputStream decode(InputStream stream) throws IOException {
return stream;
}
public Invocation.Builder setHeaders(Invocation.Builder invBuilder) {
return invBuilder;
}
public WebTarget configure(WebTarget target) {
return target;
}
public void checkHeadersAndStatus(Response response) {
}
}
}