Merge branch 'master' of github.com:processing/processing4

java/build.xml

@@ -104,8 +104,8 @@
       <!-- env used to set classpath below -->
       <property environment="env" />
 
-      <javac source="1.8"
-  	   target="1.8"
+      <javac source="11"
+  	   target="11"
   	   destdir="@{destdir}"
   	   excludes="**/tools/format/**"
   	   encoding="UTF-8"

java/libraries/dxf/build.xml

@@ -13,8 +13,8 @@
     <fail unless="core-built" message="Please build the core library first and make sure it sits in ../../../core/library/core.jar" />
 
     <mkdir dir="bin" />
-    <javac source="1.8"
-	   target="1.8"
+    <javac source="11"
+	   target="11"
 	   srcdir="src" destdir="bin"
 	   encoding="UTF-8"
 	   includeAntRuntime="false"

java/libraries/io/build.xml

@@ -1,31 +1,31 @@
 <?xml version="1.0"?>
 <project name="Processing Hardware I/O Library" default="build">
-  
+
   <target name="clean" description="Clean the build directories">
     <delete dir="bin" />
     <delete file="library/io.jar" />
   </target>
-  
+
   <target name="compile" description="Compile sources">
     <condition property="core-built">
       <available file="../../../core/library/core.jar" />
     </condition>
     <fail unless="core-built" message="Please build the core library first and make sure it sits in ../../../core/library/core.jar" />
-    
+
     <mkdir dir="bin" />
-    <javac source="1.8"
-	   target="1.8"
-	   srcdir="src" destdir="bin" 
+    <javac source="11"
+	   target="11"
+	   srcdir="src" destdir="bin"
 	   encoding="UTF-8"
 	   includeAntRuntime="false"
 	   classpath="../../../core/library/core.jar"
 	   nowarn="true"
 	   compiler="org.eclipse.jdt.core.JDTCompilerAdapter">
-      <compilerclasspath path="../../mode/org.eclipse.jdt.core.jar; 
+      <compilerclasspath path="../../mode/org.eclipse.jdt.core.jar;
                                ../../mode/jdtCompilerAdapter.jar" />
     </javac>
   </target>
-  
+
   <target name="build" depends="compile" description="Build I/O library">
     <jar basedir="bin" destfile="library/io.jar" />
   </target>

java/libraries/net/build.xml

@@ -13,8 +13,8 @@
     <fail unless="core-built" message="Please build the core library first and make sure it sits in ../../../core/library/core.jar" />
 
     <mkdir dir="bin" />
-    <javac source="1.8"
-	   target="1.8"
+    <javac source="11"
+	   target="11"
 	   srcdir="src" destdir="bin"
 	   encoding="UTF-8"
 	   includeAntRuntime="false"

java/libraries/pdf/build.xml

@@ -13,8 +13,8 @@
     <fail unless="core-built" message="Please build the core library first and make sure it sits in ../../../core/library/core.jar" />
 
     <mkdir dir="bin" />
-    <javac source="1.8"
-	   target="1.8"
+    <javac source="11"
+	   target="11"
 	   srcdir="src" destdir="bin"
 	   encoding="UTF-8"
 	   includeAntRuntime="false"

java/libraries/serial/build.xml

@@ -13,8 +13,8 @@
     <fail unless="core-built" message="Please build the core library first and make sure it sits in ../../../core/library/core.jar" />
 
     <mkdir dir="bin" />
-    <javac source="1.8"
-	   target="1.8"
+    <javac source="11"
+	   target="11"
 	   srcdir="src" destdir="bin"
 	   encoding="UTF-8"
 	   includeAntRuntime="false"

java/libraries/svg/build.xml

@@ -13,8 +13,8 @@
     <fail unless="core-built" message="Please build the core library first and make sure it sits in ../../../core/library/core.jar" />
 
     <mkdir dir="bin" />
-    <javac source="1.8"
-	   target="1.8"
+    <javac source="11"
+	   target="11"
 	   srcdir="src" destdir="bin"
 	   encoding="UTF-8"
 	   includeAntRuntime="false"