Use Java 8

anno-gui-macosx/pom.xml

@@ -23,14 +23,6 @@
 
 	<build>
 		<plugins>
-			<plugin>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.1</version>
-				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
-				</configuration>
-			</plugin>
 			<plugin>
 				<groupId>sh.tak.appbundler</groupId>
 				<artifactId>appbundle-maven-plugin</artifactId>
@@ -41,7 +33,7 @@
 					<dictionaryFile>Info.plist</dictionaryFile>
 					<diskImageInternetEnable>true</diskImageInternetEnable>
 					<generateDiskImageFile>true</generateDiskImageFile>
-					<jvmVersion>1.7+</jvmVersion>
+					<jvmVersion>1.8+</jvmVersion>
 					<jvmOptions>
 						<jvmOption>
 							-XstartOnFirstThread

anno-gui/.classpath

@@ -27,7 +27,7 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>

anno-gui/pom.xml

@@ -11,9 +11,6 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-
-		<maven.compiler.target>1.6</maven.compiler.target>
-		<maven.compiler.source>1.6</maven.compiler.source>
 	</properties>
 
 	<repositories>
@@ -175,18 +172,4 @@
 			<version>2.3.4</version>
 		</dependency>
 	</dependencies>
-	<build>
-		<plugins>
-			<plugin>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.1</version>
-				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
-					<forceJavacCompilerUse>true</forceJavacCompilerUse>
-					<encoding>UTF-8</encoding>
-				</configuration>
-			</plugin>
-		</plugins>
-	</build>
 </project>

pom.xml

@@ -28,6 +28,13 @@
 			<organizationUrl>http://www.croptrust.org</organizationUrl>
 		</developer>
 	</developers>
+	
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<java.version>1.8</java.version>
+		<jdk.target>1.8</jdk.target>
+		<jdk.source>1.8</jdk.source>
+	</properties>
 
 	<modules>
 		<module>anno-gui</module>
@@ -51,6 +58,19 @@
 					<pushChanges>false</pushChanges>
 				</configuration>
 			</plugin>
+			<plugin>
+				<inherited>true</inherited>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>3.6.1</version>
+				<configuration>
+					<source>${jdk.source}</source>
+					<target>${jdk.target}</target>
+					<optimize>true</optimize>
+					<showWarnings>true</showWarnings>
+					<showDeprecation>false</showDeprecation>
+					<failOnWarning>true</failOnWarning>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 </project>