/*
* Copyright 2014 NAVER Corp.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.navercorp.pinpoint.plugin.jackson;
import static com.navercorp.pinpoint.bootstrap.plugin.test.Expectations.*;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.nio.charset.Charset;
import org.junit.Test;
import org.junit.runner.RunWith;
import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.ObjectReader;
import com.fasterxml.jackson.databind.ObjectWriter;
import com.fasterxml.jackson.databind.deser.DefaultDeserializationContext;
import com.fasterxml.jackson.databind.ser.DefaultSerializerProvider;
import com.navercorp.pinpoint.bootstrap.plugin.test.PluginTestVerifier;
import com.navercorp.pinpoint.bootstrap.plugin.test.PluginTestVerifierHolder;
import com.navercorp.pinpoint.test.plugin.Dependency;
import com.navercorp.pinpoint.test.plugin.PinpointPluginTestSuite;
/**
* @see JacksonPlugin#intercept_ObjectMapper(com.navercorp.pinpoint.bootstrap.plugin.ProfilerPluginSetupContext)
* @author Sungkook Kim
*/
@RunWith(PinpointPluginTestSuite.class)
// 2.7.0, 2.7.1 has JDK6 compatibility issue - https://github.com/FasterXML/jackson-databind/issues/1134
@Dependency({"com.fasterxml.jackson.core:jackson-databind:[2.0.6],[2.1.5],[2.2.4],[2.3.4],[2.4.6],[2.5.4,2.6.max],[2.7.2,)"})
public class ObjectMapperIT {
private static final Charset UTF_8 = Charset.forName("UTF-8");
/**
*
*/
private static final String ANNOTATION_KEY = "jackson.json.length";
/**
*
*/
private static final String SERVICE_TYPE = "JACKSON";
private final ObjectMapper mapper = new ObjectMapper();
@Test
public void testConstructor() throws Exception {
ObjectMapper mapper1 = new ObjectMapper();
ObjectMapper mapper2 = new ObjectMapper(new JsonFactory());
PluginTestVerifier verifier = PluginTestVerifierHolder.getInstance();
verifier.printCache();
Constructor<?> omConstructor = ObjectMapper.class.getConstructor(JsonFactory.class, DefaultSerializerProvider.class, DefaultDeserializationContext.class);
Constructor<?> omConstructor1 = ObjectMapper.class.getConstructor();
Constructor<?> omConstructor2 = ObjectMapper.class.getConstructor(JsonFactory.class);
verifier.verifyTrace(event(SERVICE_TYPE, omConstructor));
verifier.verifyTrace(event(SERVICE_TYPE, omConstructor1));
verifier.verifyTrace(event(SERVICE_TYPE, omConstructor));
verifier.verifyTrace(event(SERVICE_TYPE, omConstructor2));
verifier.verifyTraceCount(0);
}
@Test
public void testWriteValue() throws Exception {
__POJO pojo = new __POJO();
pojo.setName("Jackson");
String jsonStr = mapper.writeValueAsString(pojo);
byte[] jsonByte = mapper.writeValueAsBytes(pojo);
ObjectWriter writer = mapper.writer();
writer.writeValueAsString(pojo);
writer.writeValueAsBytes(pojo);
PluginTestVerifier verifier = PluginTestVerifierHolder.getInstance();
verifier.printCache();
Method mapperWriteValueAsString = ObjectMapper.class.getMethod("writeValueAsString", Object.class);
Method mapperWriteValueAsBytes = ObjectMapper.class.getMethod("writeValueAsBytes", Object.class);
Method writerWriteValueAsString = ObjectWriter.class.getMethod("writeValueAsString", Object.class);
Method writerWriteValueAsBytes = ObjectWriter.class.getMethod("writeValueAsBytes", Object.class);
verifier.verifyTrace(event(SERVICE_TYPE, mapperWriteValueAsString, annotation(ANNOTATION_KEY, jsonStr.length())));
verifier.verifyTrace(event(SERVICE_TYPE, mapperWriteValueAsBytes, annotation(ANNOTATION_KEY, jsonByte.length)));
verifier.verifyTrace(event(SERVICE_TYPE, writerWriteValueAsString, annotation(ANNOTATION_KEY, jsonStr.length())));
verifier.verifyTrace(event(SERVICE_TYPE, writerWriteValueAsBytes, annotation(ANNOTATION_KEY, jsonByte.length)));
verifier.verifyTraceCount(0);
}
@Test
public void testReadValue() throws Exception {
String json_str = "{\"name\" : \"Jackson\"}";
byte[] json_b = json_str.getBytes(UTF_8);
mapper.readValue(json_str, __POJO.class);
mapper.readValue(json_b, __POJO.class);
ObjectReader reader = mapper.reader(__POJO.class);
reader.readValue(json_str);
reader.readValue(json_b);
PluginTestVerifier verifier = PluginTestVerifierHolder.getInstance();
verifier.printCache();
Method mapperReadValueString = ObjectMapper.class.getMethod("readValue", String.class, Class.class);
Method mapperReadValueBytes = ObjectMapper.class.getMethod("readValue", byte[].class, Class.class);
Method readerReadValueString = ObjectReader.class.getMethod("readValue", String.class);
Method readerReadValueBytes = ObjectReader.class.getMethod("readValue", byte[].class);
verifier.verifyTrace(event(SERVICE_TYPE, mapperReadValueString, annotation(ANNOTATION_KEY, json_str.length())));
verifier.verifyTrace(event(SERVICE_TYPE, mapperReadValueBytes, annotation(ANNOTATION_KEY, json_b.length)));
verifier.verifyTrace(event(SERVICE_TYPE, readerReadValueString, annotation(ANNOTATION_KEY, json_str.length())));
verifier.verifyTrace(event(SERVICE_TYPE, readerReadValueBytes, annotation(ANNOTATION_KEY, json_b.length)));
verifier.verifyTraceCount(0);
}
private static class __POJO {
public String name;
public String getName() { return name; }
public void setName(String str) { name = str; }
}
}