Incremental Builds

http-api/pom.xml

@@ -40,6 +40,7 @@
 		<maven.git.commit.id.version>2.2.6</maven.git.commit.id.version>
 
 		<git.commit.id.abbrev>nogit</git.commit.id.abbrev>
+		<project.build.java.target>1.7</project.build.java.target>
 		<git.dirty>false</git.dirty>
 	</properties>
 
@@ -114,5 +115,39 @@
 				</executions>
 			</plugin>
 		</plugins>
+		<pluginManagement>
+			<plugins>
+				<plugin>
+					<groupId>io.takari.maven.plugins</groupId>
+					<artifactId>takari-lifecycle-plugin</artifactId>
+					<version>${maven.takari-lifecycle-plugin.verson}</version>
+					<executions>
+						<execution>
+							<id>compile</id>
+							<goals>
+								<goal>compile</goal>
+							</goals>
+							<phase>compile</phase>
+							<configuration>
+								<source>8</source>
+								<proc>proc</proc>
+								<!-- or "javac" to use javac java compiler -->
+								<compilerId>jdt</compilerId>
+							</configuration>
+						</execution>
+					</executions>
+				</plugin>
+				<plugin>
+					<groupId>org.apache.maven.plugins</groupId>
+					<artifactId>maven-compiler-plugin</artifactId>
+					<version>${maven.compiler.plugin.version}</version>
+					<configuration>
+						<!-- disable maven-compiler-plugin -->
+						<skipMain>true</skipMain>
+						<skip>true</skip>
+					</configuration>
+				</plugin>
+			</plugins>
+		</pluginManagement>
 	</build>
 </project>

pom.xml

@@ -38,7 +38,7 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>1.8</java.version>
-		<lombok.version>1.18.4</lombok.version>
+		<lombok.version>1.18.8</lombok.version>
 		<checkstyle.version>8.3</checkstyle.version>
 		<logback.version>1.2.3</logback.version>
 		<gson.version>2.8.5</gson.version>
@@ -352,7 +352,7 @@
 								<source>8</source>
 								<proc>proc</proc>
 								<!-- or "javac" to use javac java compiler -->
-								<compilerId>javac</compilerId>
+								<compilerId>jdt</compilerId>
 							</configuration>
 						</execution>
 					</executions>