WIP

pom.xml

@@ -177,6 +177,11 @@
 					<execution>
 						<id>default-compile</id>
 						<phase>none</phase>
+						<configuration>
+							<excludes>
+								<exclude>**/module-info.java</exclude>
+							</excludes>
+						</configuration>
 					</execution>
 					<!-- Replacing default-testCompile as it is treated specially by maven -->
 					<execution>
@@ -189,6 +194,11 @@
 						<goals>
 							<goal>compile</goal>
 						</goals>
+						<configuration>
+							<excludes>
+								<exclude>**/module-info.java</exclude>
+							</excludes>
+						</configuration>
 					</execution>
 					<execution>
 						<id>java-test-compile</id>
@@ -475,7 +485,7 @@
 			</build>
 		</profile>
 		<profile>
-			<id>above-jdk9</id>
+			<id>doc-for-above-jdk9</id>
 			<activation>
 				<jdk>[9,)</jdk>
 				<property>
@@ -498,6 +508,39 @@
 				</plugins>
 			</build>
 		</profile>
+		<profile>
+			<id>jigsaw</id>
+			<activation>
+				<jdk>[1.9,)</jdk>
+			</activation>
+			<build>
+				<plugins>
+					<plugin>
+						<groupId>org.apache.maven.plugins</groupId>
+						<artifactId>maven-compiler-plugin</artifactId>
+						<version>3.5.1</version>
+						<configuration>
+							<source>1.9</source>
+							<target>1.9</target>
+						</configuration>
+						<executions>
+							<execution>
+								<id>module-infos</id>
+								<phase>compile</phase>
+								<goals>
+									<goal>compile</goal>
+								</goals>
+								<configuration>
+									<includes>
+										<include>**/module-info.java</include>
+									</includes>
+								</configuration>
+							</execution>
+						</executions>
+					</plugin>
+				</plugins>
+			</build>
+		</profile>
 		<profile>
 			<id>force-jdk-10+when-do-release</id>
 			<activation>

pom4ide.xml

@@ -168,8 +168,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>3.8.0</version>
 				<configuration>
-					<source>1.8</source>
-					<target>1.8</target>
+					<source>1.9</source>
+					<target>1.9</target>
 					<encoding>${project.build.sourceEncoding}</encoding>
 				</configuration>
 				<executions>

src/main/java/module-info.java

+module com.alibaba.ttl {
+    exports com.alibaba.ttl;
+    exports com.alibaba.ttl.threadpool;
+
+    requires java.instrument;
+    requires java.logging;
+    requires javassist;
+}