[jsscripting] Implement javax.script.Compilable

Signed-off-by: Florian Hotze <[email protected]>

Author: florian-h05

bundles/org.openhab.automation.jsscripting/src/main/java/org/openhab/automation/jsscripting/internal/DebuggingGraalScriptEngine.java

@@ -12,9 +12,12 @@
  */
 package org.openhab.automation.jsscripting.internal;
 
+import static org.openhab.core.automation.module.script.ScriptTransformationService.OPENHAB_TRANSFORMATION_SCRIPT;
+
 import java.util.Arrays;
 import java.util.stream.Collectors;
 
+import javax.script.Compilable;
 import javax.script.Invocable;
 import javax.script.ScriptContext;
 import javax.script.ScriptEngine;
@@ -25,15 +28,13 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import static org.openhab.core.automation.module.script.ScriptTransformationService.OPENHAB_TRANSFORMATION_SCRIPT;
-
 /**
  * Wraps ScriptEngines provided by Graal to provide error messages and stack traces for scripts.
  *
  * @author Jonathan Gilbert - Initial contribution
  * @author Florian Hotze - Improve logger name, Fix memory leak caused by exception logging
  */
-class DebuggingGraalScriptEngine<T extends ScriptEngine & Invocable & AutoCloseable>
+class DebuggingGraalScriptEngine<T extends ScriptEngine & Invocable & AutoCloseable & Compilable>
         extends InvocationInterceptingScriptEngineWithInvocableAndAutoCloseable<T> {
 
     private static final int STACK_TRACE_LENGTH = 5;
@@ -93,8 +94,7 @@ private void initializeLogger() {
             identifier = ruleUID.toString();
         } else if (ohEngineIdentifier != null) {
             if (ohEngineIdentifier.toString().startsWith(OPENHAB_TRANSFORMATION_SCRIPT)) {
-                identifier = ohEngineIdentifier.toString().replaceAll(OPENHAB_TRANSFORMATION_SCRIPT,
-                        "transformation.");
+                identifier = ohEngineIdentifier.toString().replaceAll(OPENHAB_TRANSFORMATION_SCRIPT, "transformation.");
             }
         }
 

bundles/org.openhab.automation.jsscripting/src/main/java/org/openhab/automation/jsscripting/internal/scriptengine/DelegatingScriptEngineWithInvocableAndAutocloseable.java

@@ -15,6 +15,8 @@
 import java.io.Reader;
 
 import javax.script.Bindings;
+import javax.script.Compilable;
+import javax.script.CompiledScript;
 import javax.script.Invocable;
 import javax.script.ScriptContext;
 import javax.script.ScriptEngine;
@@ -29,8 +31,8 @@
  *
  * @author Jonathan Gilbert - Initial contribution
  */
-public abstract class DelegatingScriptEngineWithInvocableAndAutocloseable<T extends ScriptEngine & Invocable & AutoCloseable>
-        implements ScriptEngine, Invocable, AutoCloseable {
+public abstract class DelegatingScriptEngineWithInvocableAndAutocloseable<T extends ScriptEngine & Invocable & AutoCloseable & Compilable>
+        implements ScriptEngine, Invocable, AutoCloseable, Compilable {
     protected @NonNull T delegate;
 
     public DelegatingScriptEngineWithInvocableAndAutocloseable(@NonNull T delegate) {
@@ -132,4 +134,14 @@ public <T> T getInterface(Object o, Class<T> aClass) {
     public void close() throws Exception {
         delegate.close();
     }
+
+    @Override
+    public CompiledScript compile(String s) throws ScriptException {
+        return delegate.compile(s);
+    }
+
+    @Override
+    public CompiledScript compile(Reader reader) throws ScriptException {
+        return delegate.compile(reader);
+    }
 }

bundles/org.openhab.automation.jsscripting/src/main/java/org/openhab/automation/jsscripting/internal/scriptengine/InvocationInterceptingScriptEngineWithInvocableAndAutoCloseable.java

@@ -16,6 +16,8 @@
 import java.lang.reflect.UndeclaredThrowableException;
 
 import javax.script.Bindings;
+import javax.script.Compilable;
+import javax.script.CompiledScript;
 import javax.script.Invocable;
 import javax.script.ScriptContext;
 import javax.script.ScriptEngine;
@@ -28,7 +30,7 @@
  * @param <T> The delegate class
  * @author Jonathan Gilbert - Initial contribution
  */
-public abstract class InvocationInterceptingScriptEngineWithInvocableAndAutoCloseable<T extends ScriptEngine & Invocable & AutoCloseable>
+public abstract class InvocationInterceptingScriptEngineWithInvocableAndAutoCloseable<T extends ScriptEngine & Invocable & AutoCloseable & Compilable>
         extends DelegatingScriptEngineWithInvocableAndAutocloseable<T> {
 
     public InvocationInterceptingScriptEngineWithInvocableAndAutoCloseable(T delegate) {
@@ -155,4 +157,28 @@ public Object invokeFunction(String s, Object... objects)
             throw new UndeclaredThrowableException(afterThrowsInvocation(e)); // Wrap and rethrow other exceptions
         }
     }
+
+    @Override
+    public CompiledScript compile(String s) throws ScriptException {
+        try {
+            beforeInvocation();
+            return (CompiledScript) afterInvocation(super.compile(s));
+        } catch (ScriptException se) {
+            throw (ScriptException) afterThrowsInvocation(se);
+        } catch (Exception e) {
+            throw new UndeclaredThrowableException(afterThrowsInvocation(e)); // Wrap and rethrow other exceptions
+        }
+    }
+
+    @Override
+    public CompiledScript compile(Reader reader) throws ScriptException {
+        try {
+            beforeInvocation();
+            return (CompiledScript) afterInvocation(super.compile(reader));
+        } catch (ScriptException se) {
+            throw (ScriptException) afterThrowsInvocation(se);
+        } catch (Exception e) {
+            throw new UndeclaredThrowableException(afterThrowsInvocation(e)); // Wrap and rethrow other exceptions
+        }
+    }
 }