JDK-8285932 Implementation of JEP 430 String Templates (Preview)

src/java.base/share/classes/java/lang/runtime/TemplateRuntime.java

@@ -33,7 +33,11 @@
 import java.lang.template.ProcessorLinkage;
 import java.lang.template.StringTemplate;
 import java.lang.template.ValidatingProcessor;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
 
 import jdk.internal.access.JavaTemplateAccess;
 import jdk.internal.access.SharedSecrets;

src/java.base/share/classes/java/lang/template/ProcessorLinkage.java

@@ -47,8 +47,11 @@
 @PreviewFeature(feature=PreviewFeature.Feature.STRING_TEMPLATES)
 public sealed interface ProcessorLinkage permits FormatProcessor {
     /**
-     * Construct a {@link MethodHandle} that constructs a result based on the
-     * bootstrap method information.
+     * This method creates a {@link MethodHandle} that when invoked with arguments of
+     * those specified in {@code type} returns a result that equals that returned by
+     * the template processor's process method. The difference being that this method
+     * can preview the template's fragments and value types in advance of usage and
+     * thereby has the opportunity to produce a specialized implementation.
      *
      * @param fragments  string template fragments
      * @param type       method type

src/java.base/share/classes/java/lang/template/TemplateProcessor.java

@@ -47,4 +47,6 @@
  */
 @PreviewFeature(feature=PreviewFeature.Feature.STRING_TEMPLATES)
 @FunctionalInterface
-public interface TemplateProcessor<R> extends ValidatingProcessor<R, RuntimeException> {}
+public interface TemplateProcessor<R> extends ValidatingProcessor<R, RuntimeException> {
+
+}