package com.alibaba.json.test.performance;
import java.io.InputStream;
import java.math.BigDecimal;
import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.Date;
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;
public class DecoderPerformanceTest extends TestCase {
final int COUNT = 1000 * 100;
private String text;
protected void setUp() throws Exception {
text = "{\"old\":true,\"description\":\"神棍\",\"name\":\"校长\",\"age\":3,\"salary\":123456789.0123}";
text = "[{\"S\":321061,\"T\":\"GetAttributeResp\"},{\"ERROR\":null,\"TS\":0,\"VAL\":{\"SqlList\":[{\"BatchSizeMax\":0,\"BatchSizeTotal\":0,\"ConcurrentMax\":1,\"DataSource\":\"jdbc:wrap-jdbc:filters=default,encoding:name=ds-offer:jdbc:mysql://100.10.10.10:8066/xxx\",\"EffectedRowCount\":0,\"ErrorCount\":0,\"ExecuteCount\":5,\"FetchRowCount\":5,\"File\":null,\"ID\":2001,\"LastError\":null,\"LastTime\":1292742908178,\"MaxTimespan\":16,\"MaxTimespanOccurTime\":1292742668191,\"Name\":null,\"RunningCount\":0,\"SQL\":\"SELECT @@SQL_MODE\",\"TotalTime\":83}]}}]";
// text =
// "[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25]";
// text =
// "[\"description\", \"神棍\", \"校长\", \"old\",\"salary\", \"jdbc:wrap-jdbc:filters=default,encoding:name=ds-offer:jdbc:mysql://100.10.10.10:8066/xxx\"]";
// text =
// "{\"OLD\":true,\"DESCRIPTION\":\"神棍\",\"name\":\"校长\",\"AGE\":3,\"SALARY\":123456789.0123}";
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_performance() throws Exception {
List<Codec> decoders = new ArrayList<Codec>();
decoders.add(new JacksonCodec());
decoders.add(new FastjsonCodec());
for (int i = 0; i < 20; ++i) {
for (Codec decoder : decoders) {
decode(text, decoder);
// decodeToJavaBean(text, decoder);
}
System.out.println();
}
System.out.println();
System.out.println(text);
}
private void decode(String text, Codec decoder) throws Exception {
long startNano = System.nanoTime();
for (int i = 0; i < COUNT; ++i) {
decoder.decode(text);
}
long nano = System.nanoTime() - startNano;
System.out.println(decoder.getName() + " : \t" + NumberFormat.getInstance().format(nano));
}
public static class Person {
private String name;
private int age;
private BigDecimal salary;
private Date birthdate;
private boolean old;
private String description;
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public boolean isOld() {
return old;
}
public void setOld(boolean old) {
this.old = old;
}
public Date getBirthdate() {
return birthdate;
}
public void setBirthdate(Date birthdate) {
this.birthdate = birthdate;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public BigDecimal getSalary() {
return salary;
}
public void setSalary(BigDecimal salary) {
this.salary = salary;
}
}
}