package com.alibaba.json.test.performance;
import java.io.InputStream;
import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.List;
import junit.framework.TestCase;
import org.apache.commons.io.IOUtils;
import com.alibaba.json.test.codec.Codec;
import com.alibaba.json.test.codec.FastjsonCodec;
import com.alibaba.json.test.codec.JacksonCodec;
import com.alibaba.json.test.codec.JsonLibCodec;
import com.alibaba.json.test.codec.SimpleJsonCodec;
import com.alibaba.json.test.entity.Group;
public class ObjectDecodePerformanceTest extends TestCase {
private String text;
private final int COUNT = 1000 * 100;
protected void setUp() throws Exception {
text = "{\"badboy\":true,\"description\":\"神棍敌人姐\",\"name\":\"校长\",\"age\":3,\"birthdate\":1293278091773,\"salary\":123456789.0123}";
String resource = "json/group.json";
InputStream is = Thread.currentThread().getContextClassLoader().getResourceAsStream(resource);
text = IOUtils.toString(is);
is.close();
}
public void test_decodeObject() throws Exception {
List<Codec> decoders = new ArrayList<Codec>();
decoders.add(new JacksonGroupDecoder());
decoders.add(new FastjsonCodec());
decoders.add(new JacksonCodec());
decoders.add(new SimpleJsonCodec());
decoders.add(new JsonLibCodec());
for (int i = 0; i < 20; ++i) {
for (Codec decoder : decoders) {
decodeToJavaBean(text, decoder);
}
System.out.println();
}
System.out.println();
System.out.println(text);
}
public void decodeToJavaBean(String text, Codec decoder) throws Exception {
long startNano = System.nanoTime();
for (int i = 0; i < COUNT; ++i) {
decoder.decodeObject(text, Group.class);
}
long nano = System.nanoTime() - startNano;
System.out.println(decoder.getName() + " : \t" + NumberFormat.getInstance().format(nano));
}
}