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提交 673b9757 编写于 作者: wu-sheng's avatar wu-sheng
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Optimize span by removing tags map. (Unfinished.)

上级 77723170
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Showing with 448 addition and 184 deletion
apm-commons/apm-trace/src/main/java/org/skywalking/apm/trace/Span.java
浏览文件 @ 673b9757
package org.skywalking.apm.trace;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonObject;
import com.google.gson.TypeAdapter;
import com.google.gson.annotations.Expose;
import com.google.gson.annotations.JsonAdapter;
import com.google.gson.annotations.SerializedName;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonWriter;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.*;
import org.skywalking.apm.trace.TraceId.DistributedTraceIds;
import org.skywalking.apm.trace.tag.BooleanTagItem;
import org.skywalking.apm.trace.tag.IntTagItem;
import org.skywalking.apm.trace.tag.StringTagItem;
import org.skywalking.apm.util.StringUtil;
/**
* Span is a concept from OpenTracing Spec, also from Google Dapper Paper.
......@@ -16,27 +28,21 @@ import java.util.*;
* <p>
* Created by wusheng on 2017/2/17.
*/
@JsonAdapter(Span.Serializer.class)
public class Span {
@Expose
@SerializedName(value = "si")
private int spanId;
private static Gson gson = new GsonBuilder().excludeFieldsWithoutExposeAnnotation().create();
@Expose
@SerializedName(value = "ps")
private int spanId;
private int parentSpanId;
/**
* The start time of this Span.
*/
@Expose
@SerializedName(value = "st")
private long startTime;
/**
* The end time of this Span.
*/
@Expose
@SerializedName(value = "et")
private long endTime;
/**
......@@ -44,43 +50,43 @@ public class Span {
* If you want to know, how to set an operation name,
* {@see https://github.com/opentracing/specification/blob/master/specification.md#start-a-new-span}
*/
@Expose
@SerializedName(value = "on")
private String operationName;
/**
* {@link #peer}, {@link #port} and {@link #peers} were part of tags,
* independence them from tags for better performance and gc.
*/
private String peer;
private int port;
private String peers;
/**
* Tag is a concept from OpenTracing spec.
* <p>
* {@see https://github.com/opentracing/specification/blob/master/specification.md#set-a-span-tag}
*/
@Expose
@SerializedName(value = "ts")
private final Map<String, String> tagsWithStr;
private List<StringTagItem> tagsWithStr;
@Expose
@SerializedName(value = "tb")
private final Map<String, Boolean> tagsWithBool;
private List<BooleanTagItem> tagsWithBool;
@Expose
@SerializedName(value = "ti")
private final Map<String, Integer> tagsWithInt;
private List<IntTagItem> tagsWithInt;
/**
* Log is a concept from OpenTracing spec.
* <p>
* {@see https://github.com/opentracing/specification/blob/master/specification.md#log-structured-data}
*/
@Expose
@SerializedName(value = "lo")
private final List<LogData> logs;
private List<LogData> logs;
/**
* Create a new span, by given span id, parent span id and operationName.
* This span must belong a {@link TraceSegment}, also is a part of Distributed Trace.
*
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param parentSpanId given by the creator, and must be an existed span id in the {@link TraceSegment}. Value -1
* means no parent span if this {@link TraceSegment}.
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param parentSpanId given by the creator, and must be an existed span id in the {@link TraceSegment}. Value -1
* means no parent span if this {@link TraceSegment}.
* @param operationName {@link #operationName}
*/
protected Span(int spanId, int parentSpanId, String operationName) {
......@@ -91,11 +97,11 @@ public class Span {
* Create a new span, by given span id, parent span id, operationName and startTime.
* This span must belong a {@link TraceSegment}, also is a part of Distributed Trace.
*
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param parentSpanId given by the creator, and must be an existed span id in the {@link TraceSegment}. Value -1
* means no parent span if this {@link TraceSegment}.
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param parentSpanId given by the creator, and must be an existed span id in the {@link TraceSegment}. Value -1
* means no parent span if this {@link TraceSegment}.
* @param operationName {@link #operationName}
* @param startTime given start timestamp.
* @param startTime given start timestamp.
*/
protected Span(int spanId, int parentSpanId, String operationName, long startTime) {
this();
......@@ -109,7 +115,7 @@ public class Span {
* Create a new span, by given span id and no parent span id.
* No parent span id means that, this Span is the first span of the {@link TraceSegment}
*
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param operationName {@link #operationName}
*/
public Span(int spanId, String operationName) {
......@@ -120,9 +126,9 @@ public class Span {
* Create a new span, by given span id and give startTime but no parent span id,
* No parent span id means that, this Span is the first span of the {@link TraceSegment}
*
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param operationName {@link #operationName}
* @param startTime given start time of span
* @param startTime given start time of span
*/
public Span(int spanId, String operationName, long startTime) {
this(spanId, -1, operationName, startTime);
......@@ -131,8 +137,8 @@ public class Span {
/**
* Create a new span, by given span id and given parent {@link Span}.
*
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param parentSpan {@link Span}
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param parentSpan {@link Span}
* @param operationName {@link #operationName}
*/
public Span(int spanId, Span parentSpan, String operationName) {
......@@ -143,10 +149,10 @@ public class Span {
* Create a new span, by given span id, parent span, operationName and startTime.
* This span must belong a {@link TraceSegment}, also is a part of Distributed Trace.
*
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param parentSpan {@link Span}
* @param spanId given by the creator, and must be unique id in the {@link TraceSegment}
* @param parentSpan {@link Span}
* @param operationName {@link #operationName}
* @param startTime given start timestamp
* @param startTime given start timestamp
*/
public Span(int spanId, Span parentSpan, String operationName, long startTime) {
this(spanId, parentSpan.spanId, operationName, startTime);
......@@ -156,10 +162,6 @@ public class Span {
* Create a new/empty span.
*/
public Span() {
tagsWithStr = new HashMap<String, String>(5);
tagsWithBool = new HashMap<String, Boolean>(1);
tagsWithInt = new HashMap<String, Integer>(2);
logs = new LinkedList<LogData>();
}
/**
......@@ -177,7 +179,7 @@ public class Span {
* When it is finished, it will be archived by the given {@link TraceSegment}, which owners it.
* At the same out, set the {@link #endTime} as the given endTime
*
* @param owner of the Span.
* @param owner of the Span.
* @param endTime of the Span.
*/
public void finish(TraceSegment owner, long endTime) {
......@@ -201,60 +203,34 @@ public class Span {
* @return this Span instance, for chaining
*/
public Span setTag(String key, String value) {
tagsWithStr.put(key, value);
if (tagsWithStr == null) {
tagsWithStr = new LinkedList<StringTagItem>();
}
tagsWithStr.add(new StringTagItem(key, value));
return this;
}
public Span setTag(String key, boolean value) {
tagsWithBool.put(key, value);
if (tagsWithBool == null) {
tagsWithBool = new LinkedList<BooleanTagItem>();
}
tagsWithBool.add(new BooleanTagItem(key, value));
return this;
}
public Span setTag(String key, Integer value) {
tagsWithInt.put(key, value);
if (tagsWithInt == null) {
tagsWithInt = new LinkedList<IntTagItem>();
}
tagsWithInt.add(new IntTagItem(key, value));
return this;
}
/**
* Get all tags from this span, but readonly.
*
* @return
*/
public final Map<String, Object> getTags() {
Map<String, Object> tags = new HashMap<String, Object>();
tags.putAll(tagsWithStr);
tags.putAll(tagsWithBool);
tags.putAll(tagsWithInt);
return tags;
}
/**
* Get tag value of the given key.
*
* @param key the given tag key.
* @return tag value.
*/
public String getStrTag(String key) {
return tagsWithStr.get(key);
}
public Boolean getBoolTag(String key) {
return tagsWithBool.get(key);
}
public Integer getIntTag(String key) {
return tagsWithInt.get(key);
}
/**
* This method is from opentracing-java. {@see https://github.com/opentracing/opentracing-java/blob/release-0.20.9/opentracing-api/src/main/java/io/opentracing/Span.java#L91}
* <p>
* Log key:value pairs to the Span with the current walltime timestamp.
* <p>
* <p><strong>CAUTIONARY NOTE:</strong> not all Tracer implementations support key:value log fields end-to-end.
* Caveat emptor.
* <p>
* <p>A contrived example (using Guava, which is not required):
* <p> Log key:value pairs to the Span with the current walltime timestamp. <p> <p><strong>CAUTIONARY NOTE:</strong>
* not all Tracer implementations support key:value log fields end-to-end. Caveat emptor. <p> <p>A contrived example
* (using Guava, which is not required):
* <pre>{@code
* span.log(
* ImmutableMap.Builder<String, Object>()
......@@ -265,11 +241,14 @@ public class Span {
* }</pre>
*
* @param fields key:value log fields. Tracer implementations should support String, numeric, and boolean values;
* some may also support arbitrary Objects.
* some may also support arbitrary Objects.
* @return the Span, for chaining
* @see Span#log(String)
*/
public Span log(Map<String, String> fields) {
if (logs == null) {
logs = new LinkedList<LogData>();
}
logs.add(new LogData(System.currentTimeMillis(), fields));
return this;
}
......@@ -318,11 +297,7 @@ public class Span {
/**
* This method is from opentracing-java. {@see https://github.com/opentracing/opentracing-java/blob/release-0.20.9/opentracing-api/src/main/java/io/opentracing/Span.java#L120}
* <p>
* Record an event at the current walltime timestamp.
* <p>
* Shorthand for
* <p>
* <p> Record an event at the current walltime timestamp. <p> Shorthand for <p>
* <pre>{@code
* span.log(Collections.singletonMap("event", event));
* }</pre>
......@@ -355,14 +330,34 @@ public class Span {
return operationName;
}
public List<LogData> getLogs() {
return Collections.unmodifiableList(logs);
}
public boolean isLeaf() {
return false;
}
public String getPeer() {
return peer;
}
public int getPort() {
return port;
}
public String getPeers() {
return peers;
}
public void setPeer(String peer) {
this.peer = peer;
}
public void setPort(int port) {
this.port = port;
}
public void setPeers(String peers) {
this.peers = peers;
}
@Override
public String toString() {
return "Span{" +
......@@ -372,4 +367,76 @@ public class Span {
", operationName='" + operationName + '\'' +
'}';
}
public static class Serializer extends TypeAdapter<Span> {
@Override
public void write(JsonWriter out, Span span) throws IOException {
out.beginObject();
out.name("si").value(span.spanId);
out.name("ps").value(span.parentSpanId);
out.name("st").value(span.startTime);
out.name("et").value(span.endTime);
out.name("on").value(span.operationName);
this.writeTags(out, span);
if(span.logs != null) {
out.name("logs").jsonValue(gson.toJson(span.logs));
}
out.endObject();
}
public void writeTags(JsonWriter out, Span span) throws IOException {
JsonObject tagWithStr = null;
JsonObject tagWithInt = null;
JsonObject tagWithBool = null;
if (!StringUtil.isEmpty(span.peer)) {
tagWithStr = new JsonObject();
tagWithStr.addProperty("peer.host", span.peer);
tagWithInt = new JsonObject();
tagWithInt.addProperty("peer.port", span.port);
} else if (!StringUtil.isEmpty(span.peers)) {
tagWithStr = new JsonObject();
tagWithStr.addProperty("peers", span.peers);
} else if (span.tagsWithStr != null) {
tagWithStr = new JsonObject();
}
if (span.tagsWithStr != null) {
for (StringTagItem item : span.tagsWithStr) {
tagWithStr.addProperty(item.getKey(), item.getValue());
}
}
if (span.tagsWithInt != null) {
if (tagWithInt != null) {
tagWithInt = new JsonObject();
}
for (IntTagItem item : span.tagsWithInt) {
tagWithInt.addProperty(item.getKey(), item.getValue());
}
}
if (span.tagsWithBool != null) {
tagWithBool = new JsonObject();
for (BooleanTagItem item : span.tagsWithBool) {
tagWithBool.addProperty(item.getKey(), item.getValue());
}
}
if (tagWithStr != null) {
out.name("ts").jsonValue(tagWithStr.toString());
}
if (tagWithInt != null) {
out.name("ti").jsonValue(tagWithInt.toString());
}
if (tagWithBool != null) {
out.name("tb").jsonValue(tagWithBool.toString());
}
}
@Override
public Span read(JsonReader in) throws IOException {
throw new IOException("Can't deserialize span at agent side for performance consideration");
}
}
}
apm-commons/apm-trace/src/main/java/org/skywalking/apm/trace/tag/AbstractTag.java
浏览文件 @ 673b9757
......@@ -30,6 +30,4 @@ public abstract class AbstractTag<T> {
public String key() {
return this.key;
}
public abstract T get(Span span);
}
apm-commons/apm-trace/src/main/java/org/skywalking/apm/trace/tag/BooleanTag.java
浏览文件 @ 673b9757
......@@ -21,20 +21,7 @@ public class BooleanTag extends AbstractTag<Boolean> {
span.setTag(key, tagValue);
}
/**
* Get a tag value, type of {@link Boolean}. After akka-message/serialize, all tags values are type of {@link
* String}, convert to {@link Boolean}, if necessary.
*
* @param span
* @return tag value
*/
@Override
public Boolean get(Span span) {
Boolean tagValue = span.getBoolTag(super.key);
if (tagValue == null) {
return defaultValue;
} else {
return tagValue;
}
public boolean defaultValue() {
return defaultValue;
}
}
apm-commons/apm-trace/src/main/java/org/skywalking/apm/trace/tag/BooleanTagItem.java 0 → 100644
浏览文件 @ 673b9757
package org.skywalking.apm.trace.tag;
/**
* The tag item with String key and Boolean value.
*
* @author wusheng
*/
public class BooleanTagItem {
private String key;
private boolean value;
public BooleanTagItem(String key, boolean value) {
this.key = key;
this.value = value;
}
public String getKey() {
return key;
}
public boolean getValue() {
return value;
}
}
apm-commons/apm-trace/src/main/java/org/skywalking/apm/trace/tag/IntTag.java
浏览文件 @ 673b9757
......@@ -17,20 +17,4 @@ public class IntTag extends AbstractTag<Integer> {
span.setTag(super.key, tagValue);
}
/**
* Get a tag value, type of {@link Integer}. After akka-message/serialize, all tags values are type of {@link
* String}, convert to {@link Integer}, if necessary.
*
* @param span
* @return tag value
*/
@Override
public Integer get(Span span) {
Integer tagValue = span.getIntTag(super.key);
if (tagValue == null) {
return null;
} else {
return tagValue;
}
}
}
apm-commons/apm-trace/src/main/java/org/skywalking/apm/trace/tag/IntTagItem.java 0 → 100644
浏览文件 @ 673b9757
package org.skywalking.apm.trace.tag;
/**
* The tag item with String key and Int value.
*
* @author wusheng
*/
public class IntTagItem {
private String key;
private int value;
public IntTagItem(String key, int value) {
this.key = key;
this.value = value;
}
public String getKey() {
return key;
}
public int getValue() {
return value;
}
}
apm-commons/apm-trace/src/main/java/org/skywalking/apm/trace/tag/StringTag.java
浏览文件 @ 673b9757
......@@ -17,9 +17,4 @@ public class StringTag extends AbstractTag<String> {
public void set(Span span, String tagValue) {
span.setTag(key, tagValue);
}
@Override
public String get(Span span) {
return span.getStrTag(super.key);
}
}
apm-commons/apm-trace/src/main/java/org/skywalking/apm/trace/tag/StringTagItem.java 0 → 100644
浏览文件 @ 673b9757
package org.skywalking.apm.trace.tag;
/**
* The tag item with String key and String value.
*
* @author wusheng
*/
public final class StringTagItem {
private String key;
private String value;
public StringTagItem(String key, String value) {
this.key = key;
this.value = value;
}
public String getKey() {
return key;
}
public String getValue() {
return value;
}
}
apm-commons/apm-trace/src/main/java/org/skywalking/apm/trace/tag/Tags.java
浏览文件 @ 673b9757
......@@ -46,7 +46,7 @@ public final class Tags {
* nosql=something like redis/memcache
*/
public static final class SPAN_LAYER {
private static StringTag SPAN_LAYER_TAG = new StringTag("span.layer");
public static StringTag SPAN_LAYER_TAG = new StringTag("span.layer");
private static final String DB_LAYER = "db";
private static final String RPC_FRAMEWORK_LAYER = "rpc";
......@@ -63,22 +63,6 @@ public final class Tags {
public static void asHttp(Span span) {
SPAN_LAYER_TAG.set(span, HTTP_LAYER);
}
public static String get(Span span) {
return SPAN_LAYER_TAG.get(span);
}
public static boolean isDB(Span span) {
return DB_LAYER.equals(get(span));
}
public static boolean isRPCFramework(Span span) {
return RPC_FRAMEWORK_LAYER.equals(get(span));
}
public static boolean isHttp(Span span) {
return HTTP_LAYER.equals(get(span));
}
}
/**
......@@ -92,21 +76,6 @@ public final class Tags {
*/
public static final BooleanTag ERROR = new BooleanTag("error", false);
/**
* PEER_HOST records host address (ip:port, or ip1:port1,ip2:port2) of the peer, maybe IPV4, IPV6 or hostname.
*/
public static final StringTag PEER_HOST = new StringTag("peer.host");
/**
* PEER_PORT records remote port of the peer
*/
public static final IntTag PEER_PORT = new IntTag("peer.port");
/**
* PEERS records multiple host address and port of remote
*/
public static final StringTag PEERS = new StringTag("peers");
/**
* DB_TYPE records database type, such as sql, redis, cassandra and so on.
*/
......
apm-commons/apm-trace/src/test/java/org/skywalking/apm/trace/SpanTestCase.java
浏览文件 @ 673b9757
package org.skywalking.apm.trace;
import java.lang.reflect.Field;
import org.junit.Assert;
import org.junit.Test;
import org.skywalking.apm.trace.tag.BooleanTagReader;
import org.skywalking.apm.trace.tag.StringTagReader;
import org.skywalking.apm.trace.tag.Tags;
import java.util.List;
......@@ -42,25 +45,26 @@ public class SpanTestCase {
Span span1 = new Span(0, "serviceA");
Tags.SPAN_LAYER.asHttp(span1);
Tags.COMPONENT.set(span1, "Spring");
Tags.PEER_HOST.set(span1, "127.0.0.1");
span1.setPeer("127.0.0.1");
Tags.ERROR.set(span1, true);
Tags.STATUS_CODE.set(span1, 302);
Tags.URL.set(span1, "http://127.0.0.1/serviceA");
Tags.DB_STATEMENT.set(span1, "select * from users");
Map<String, Object> tags = span1.getTags();
Assert.assertEquals(7, tags.size());
Assert.assertTrue(Tags.SPAN_LAYER.isHttp(span1));
Assert.assertEquals("127.0.0.1", Tags.PEER_HOST.get(span1));
Assert.assertTrue(Tags.ERROR.get(span1));
Assert.assertEquals("http", StringTagReader.get(span1, Tags.SPAN_LAYER.SPAN_LAYER_TAG));
Assert.assertEquals("127.0.0.1", span1.getPeer());
Assert.assertTrue(BooleanTagReader.get(span1, Tags.ERROR));
}
@Test
public void testLogException() {
public void testLogException() throws NoSuchFieldException, IllegalAccessException {
Span span1 = new Span(0, "serviceA");
Exception exp = new Exception("exception msg");
span1.log(exp);
List<LogData> logs = span1.getLogs();
Field logsField = Span.class.getDeclaredField("logs");
logsField.setAccessible(true);
List<LogData> logs = (List<LogData>)logsField.get(span1);
Assert.assertEquals("java.lang.Exception", logs.get(0).getFields().get("error.kind"));
Assert.assertEquals("exception msg", logs.get(0).getFields().get("message"));
......
apm-commons/apm-trace/src/test/java/org/skywalking/apm/trace/TraceSegmentTestCase.java
浏览文件 @ 673b9757
......@@ -115,11 +115,7 @@ public class TraceSegmentTestCase {
String segmentJson = jsonString.substring(5);
Assert.assertEquals(length, segmentJson.length());
TraceSegment recoverySegment = gson.fromJson(segmentJson, TraceSegment.class);
Assert.assertEquals(segment.getSpans().size(), recoverySegment.getSpans().size());
Assert.assertEquals(segment.getRefs().get(0).getTraceSegmentId(), recoverySegment.getRefs().get(0).getTraceSegmentId());
Assert.assertEquals(Tags.SPAN_LAYER.get(segment.getSpans().get(1)), Tags.SPAN_LAYER.get(recoverySegment.getSpans().get(1)));
Assert.assertEquals(segment.getSpans().get(1).getLogs().get(0).getTime(), recoverySegment.getSpans().get(1).getLogs().get(0).getTime());
System.out.println(segmentJson);
}
}
apm-commons/apm-trace/src/test/java/org/skywalking/apm/trace/tag/BooleanTagReader.java 0 → 100644
浏览文件 @ 673b9757
package org.skywalking.apm.trace.tag;
import java.lang.reflect.Field;
import java.util.List;
import org.skywalking.apm.trace.Span;
/**
* @author wusheng
*/
public class BooleanTagReader {
public static Boolean get(Span span, BooleanTag tag) {
List<BooleanTagItem> tagsWithBoolList = null;
try {
Field tagsWithBool = Span.class.getDeclaredField("tagsWithBool");
tagsWithBool.setAccessible(true);
tagsWithBoolList = (List<BooleanTagItem>)tagsWithBool.get(span);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
for (BooleanTagItem item : tagsWithBoolList) {
if (tag.key().equals(item.getKey())) {
return item.getValue();
}
}
return tag.defaultValue();
}
}
apm-commons/apm-trace/src/test/java/org/skywalking/apm/trace/tag/IntTagReader.java 0 → 100644
浏览文件 @ 673b9757
package org.skywalking.apm.trace.tag;
import java.lang.reflect.Field;
import java.util.List;
import org.skywalking.apm.trace.Span;
/**
* @author wusheng
*/
public class IntTagReader {
public static Integer get(Span span, IntTag tag) {
List<IntTagItem> tagsWithIntList = null;
try {
Field tagsWithInt = Span.class.getDeclaredField("tagsWithInt");
tagsWithInt.setAccessible(true);
tagsWithIntList = (List<IntTagItem>)tagsWithInt.get(span);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
for (IntTagItem item : tagsWithIntList) {
if (tag.key().equals(item.getKey())) {
return item.getValue();
}
}
return null;
}
}
apm-commons/apm-trace/src/test/java/org/skywalking/apm/trace/tag/StringTagReader.java 0 → 100644
浏览文件 @ 673b9757
package org.skywalking.apm.trace.tag;
import java.lang.reflect.Field;
import java.util.List;
import org.skywalking.apm.trace.Span;
/**
* @author wusheng
*/
public class StringTagReader {
public static String get(Span span, StringTag tag) {
List<StringTagItem> tagsWithStrList = null;
try {
Field tagsWithStr = Span.class.getDeclaredField("tagsWithStr");
tagsWithStr.setAccessible(true);
tagsWithStrList = (List<StringTagItem>)tagsWithStr.get(span);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
for (StringTagItem item : tagsWithStrList) {
if (tag.key().equals(item.getKey())) {
return item.getValue();
}
}
return null;
}
}
apm-commons/apm-trace/src/test/java/org/skywalking/apm/trace/tag/TagsTest.java
浏览文件 @ 673b9757
......@@ -12,32 +12,32 @@ public class TagsTest {
public void testLayer() {
Span span = new Span(1, "/test");
Tags.SPAN_LAYER.asDB(span);
Assert.assertEquals("db", span.getStrTag("span.layer"));
Assert.assertEquals("db", StringTagReader.get(span, Tags.SPAN_LAYER.SPAN_LAYER_TAG));
Tags.SPAN_LAYER.asRPCFramework(span);
Assert.assertEquals("rpc", span.getStrTag("span.layer"));
Assert.assertEquals("rpc", StringTagReader.get(span, Tags.SPAN_LAYER.SPAN_LAYER_TAG));
Tags.SPAN_LAYER.asHttp(span);
Assert.assertEquals("http", span.getStrTag("span.layer"));
Assert.assertEquals("http", StringTagReader.get(span, Tags.SPAN_LAYER.SPAN_LAYER_TAG));
}
@Test
public void testBooleanTag() {
BooleanTag tag = new BooleanTag("test.key", false);
Span span = new Span(1, "/test");
Assert.assertFalse(tag.get(span));
Assert.assertFalse(BooleanTagReader.get(span, tag));
tag.set(span, true);
Assert.assertTrue(tag.get(span));
Assert.assertTrue(BooleanTagReader.get(span, tag));
}
@Test
public void testIntTag() {
IntTag tag = new IntTag("test.key");
Span span = new Span(1, "/test");
Assert.assertNull(tag.get(span));
Assert.assertNull(IntTagReader.get(span, tag));
tag.set(span, 123);
Assert.assertEquals(123, tag.get(span).intValue());
Assert.assertEquals(123, IntTagReader.get(span, tag).intValue());
}
}
apm-sniffer/apm-sniffer-mock/src/main/java/org/skywalking/apm/sniffer/mock/trace/tags/BooleanTagReader.java 0 → 100644
浏览文件 @ 673b9757
package org.skywalking.apm.sniffer.mock.trace.tags;
import java.lang.reflect.Field;
import java.util.List;
import org.skywalking.apm.trace.Span;
import org.skywalking.apm.trace.tag.BooleanTag;
import org.skywalking.apm.trace.tag.BooleanTagItem;
/**
* @author wusheng
*/
public class BooleanTagReader {
public static Boolean get(Span span, BooleanTag tag) {
List<BooleanTagItem> tagsWithBoolList = null;
try {
Field tagsWithBool = Span.class.getDeclaredField("tagsWithBool");
tagsWithBool.setAccessible(true);
tagsWithBoolList = (List<BooleanTagItem>)tagsWithBool.get(span);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
for (BooleanTagItem item : tagsWithBoolList) {
if (tag.key().equals(item.getKey())) {
return item.getValue();
}
}
return tag.defaultValue();
}
}
apm-sniffer/apm-sniffer-mock/src/main/java/org/skywalking/apm/sniffer/mock/trace/tags/IntTagReader.java 0 → 100644
浏览文件 @ 673b9757
package org.skywalking.apm.sniffer.mock.trace.tags;
import java.lang.reflect.Field;
import java.util.List;
import org.skywalking.apm.trace.Span;
import org.skywalking.apm.trace.tag.IntTag;
import org.skywalking.apm.trace.tag.IntTagItem;
/**
* @author wusheng
*/
public class IntTagReader {
public static Integer get(Span span, IntTag tag) {
List<IntTagItem> tagsWithIntList = null;
try {
Field tagsWithInt = Span.class.getDeclaredField("tagsWithInt");
tagsWithInt.setAccessible(true);
tagsWithIntList = (List<IntTagItem>)tagsWithInt.get(span);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
for (IntTagItem item : tagsWithIntList) {
if (tag.key().equals(item.getKey())) {
return item.getValue();
}
}
return null;
}
}
apm-sniffer/apm-sniffer-mock/src/main/java/org/skywalking/apm/sniffer/mock/trace/tags/StringTagReader.java 0 → 100644
浏览文件 @ 673b9757
package org.skywalking.apm.sniffer.mock.trace.tags;
import java.lang.reflect.Field;
import java.util.List;
import org.skywalking.apm.trace.Span;
import org.skywalking.apm.trace.tag.StringTag;
import org.skywalking.apm.trace.tag.StringTagItem;
/**
* @author wusheng
*/
public class StringTagReader {
public static String get(Span span, StringTag tag) {
List<StringTagItem> tagsWithStrList = null;
try {
Field tagsWithStr = Span.class.getDeclaredField("tagsWithStr");
tagsWithStr.setAccessible(true);
tagsWithStrList = (List<StringTagItem>)tagsWithStr.get(span);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
for (StringTagItem item : tagsWithStrList) {
if (tag.key().equals(item.getKey())) {
return item.getValue();
}
}
return null;
}
}
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