Adds JDK 8 to supported versions, updates build plugin to use the current

source setting to determine which compiler to use. #210

Author: UnquietCode

flapi-descriptor/src/test/java/unquietcode/tools/flapi/builder/MainDescriptor.java

@@ -5,13 +5,19 @@
 import unquietcode.tools.flapi.Flapi;
 import unquietcode.tools.flapi.generator.naming.HashedNameGenerator;
 
+import javax.lang.model.SourceVersion;
+
 /**
  * @author Benjamin Fagin
  * @version 04-25-2012
  *
  * The main descriptor for Flapi, used to generate other descriptors.
  */
 public class MainDescriptor implements DescriptorMaker {
+	static {
+		Flapi.setJDKVersion(SourceVersion.RELEASE_7);
+	}
+
 	private static final int DOC_GROUP = 1;
 	private static final int RETURN_TYPE_GROUP = 2;
 	private static final int NAME_GROUP = 3;

flapi-plugin/src/main/java/unquietcode/tools/flapi/plugin/PluginHelper.java

@@ -20,6 +20,7 @@
 import unquietcode.tools.flapi.Descriptor;
 import unquietcode.tools.flapi.DescriptorMaker;
 import unquietcode.tools.flapi.ExtractRuntime;
+import unquietcode.tools.flapi.Flapi;
 import unquietcode.tools.flapi.plugin.compile.CharSequenceJavaFileObject;
 import unquietcode.tools.flapi.plugin.compile.ClassFileManager;
 
@@ -239,14 +240,12 @@ private ClassLoader compileAndWriteClasses(Descriptor descriptor, URLClassLoader
 		JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
 		DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<JavaFileObject>();
 		JavaFileManager fileManager = new ClassFileManager(compiler.getStandardFileManager(null, null, null), classesDirectory);
+		final String jdkVersion = "1."+Flapi.getJDKVersion().ordinal();
 
-		List<String> options = new ArrayList<String>();
-		options.add("-classpath");
-		options.add(makeClasspath(classLoader));
-		options.add("-source");
-		options.add("1.6");
-		options.add("-target");
-		options.add("1.6");
+		List<String> options = new ArrayList<>();
+		options.add("-classpath"); 	options.add(makeClasspath(classLoader));
+		options.add("-source"); 	options.add(jdkVersion);
+		options.add("-target"); 	options.add(jdkVersion);
 
 		Iterable<? extends JavaFileObject> compilationUnits = getSourceFiles(descriptor);
 		JavaCompiler.CompilationTask task = compiler.getTask(null, fileManager, diagnostics, options, null, compilationUnits);

src/main/java/unquietcode/tools/flapi/Flapi.java

@@ -37,7 +37,7 @@
  * @version 05-11-2012
  */
 public class Flapi {
-	private static SourceVersion JDKVersion = SourceVersion.RELEASE_7;
+	private static SourceVersion JDKVersion = SourceVersion.RELEASE_8;
 	private static boolean outputRuntime = false;
 
 
@@ -78,7 +78,7 @@ public static void setJDKVersion(SourceVersion version) {
 		if (version != null && version.ordinal() >= SourceVersion.RELEASE_5.ordinal()) {
 			JDKVersion = version;
 		} else {
-			throw new DescriptorBuilderException("Only JDK versions [5,7] are supported.");
+			throw new DescriptorBuilderException("Only JDK versions [5,8] are supported.");
 		}
 	}