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package com.sun.jersey.impl.entity;
import com.sun.jersey.impl.AbstractResourceTester;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.lang.annotation.Annotation;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.Arrays;
import java.util.List;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.MessageBodyReader;
import javax.ws.rs.ext.Provider;
/**
*
* @author Paul.Sandoz@Sun.Com
*/
public class ParameterizedTypeTest extends AbstractResourceTester {
public ParameterizedTypeTest(String testName) {
super(testName);
}
@Provider
public static class ListStringReader implements MessageBodyReader<List<String>> {
private final Type listStringType;
public ListStringReader() {
ParameterizedType iface = (ParameterizedType)this.getClass().getGenericInterfaces()[0];
listStringType = iface.getActualTypeArguments()[0];
}
public boolean isReadable(Class<?> c, Type t, Annotation[] as, MediaType mt) {
return List.class == c && listStringType.equals(t);
}
public List<String> readFrom(
Class<List<String>> c,
Type t,
Annotation[] as,
MediaType mt,
MultivaluedMap<String, String> headers, InputStream in) throws IOException {
return Arrays.asList(readFromAsString(in).split(","));
}
private String readFromAsString(InputStream in) throws IOException {
Reader reader = new InputStreamReader(in);
StringBuilder sb = new StringBuilder();
char[] c = new char[1024];
int l;
while ((l = reader.read(c)) != -1) {
sb.append(c, 0, l);
}
return sb.toString();
}
}
@Path("/")
public static class ListResource {
@POST public String post(List<String> ls) {
assertEquals(4, ls.size());
assertEquals(Arrays.asList("a", "b", "c", "d"), ls);
String v = "";
for (String s : ls) {
if (v.length() > 0) v += ",";
v += s;
}
return v;
}
}
public void testBean() throws Exception {
initiateWebApplication(ListResource.class, ListStringReader.class);
assertEquals("a,b,c,d", resource("/").post(String.class, "a,b,c,d"));
}
}