CE-548 Add System.out script execution logger

qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/scripts/logging/SystemOutExecutionLogger.java

@@ -0,0 +1,88 @@
+/*
+ * QQQ - Low-code Application Framework for Engineers.
+ * Copyright (C) 2021-2022.  Kingsrook, LLC
+ * 651 N Broad St Ste 205 # 6917 | Middletown DE 19709 | United States
+ * contact@kingsrook.com
+ * https://github.com/Kingsrook/
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.kingsrook.qqq.backend.core.actions.scripts.logging;
+
+
+import java.io.Serializable;
+import com.kingsrook.qqq.backend.core.model.actions.scripts.ExecuteCodeInput;
+import com.kingsrook.qqq.backend.core.model.metadata.code.QCodeReference;
+import com.kingsrook.qqq.backend.core.utils.ValueUtils;
+
+
+/*******************************************************************************
+ ** Implementation of a code execution logger that logs to System.out and
+ ** System.err (for exceptions)
+ *******************************************************************************/
+public class SystemOutExecutionLogger implements QCodeExecutionLoggerInterface
+{
+   private QCodeReference qCodeReference;
+
+
+
+   /*******************************************************************************
+    **
+    *******************************************************************************/
+   @Override
+   public void acceptExecutionStart(ExecuteCodeInput executeCodeInput)
+   {
+      this.qCodeReference = executeCodeInput.getCodeReference();
+
+      String inputString = ValueUtils.getValueAsString(executeCodeInput.getInput());
+      System.out.println("Starting script execution: " + qCodeReference.getName() + ", with input: " + inputString);
+   }
+
+
+
+   /*******************************************************************************
+    **
+    *******************************************************************************/
+   @Override
+   public void acceptLogLine(String logLine)
+   {
+      System.out.println("Script log: " + logLine);
+   }
+
+
+
+   /*******************************************************************************
+    **
+    *******************************************************************************/
+   @Override
+   public void acceptException(Exception exception)
+   {
+      System.out.println("Script Exception: " + exception.getMessage());
+      exception.printStackTrace();
+   }
+
+
+
+   /*******************************************************************************
+    **
+    *******************************************************************************/
+   @Override
+   public void acceptExecutionEnd(Serializable output)
+   {
+      String outputString = ValueUtils.getValueAsString(output);
+      System.out.println("Finished script execution: " + qCodeReference.getName() + ", with output: " + outputString);
+   }
+
+}

qqq-backend-core/src/test/java/com/kingsrook/qqq/backend/core/actions/scripts/ExecuteCodeActionTest.java

@@ -31,6 +31,7 @@ import com.kingsrook.qqq.backend.core.actions.scripts.logging.Log4jCodeExecution
 import com.kingsrook.qqq.backend.core.actions.scripts.logging.NoopCodeExecutionLogger;
 import com.kingsrook.qqq.backend.core.actions.scripts.logging.QCodeExecutionLoggerInterface;
 import com.kingsrook.qqq.backend.core.actions.scripts.logging.StoreScriptLogAndScriptLogLineExecutionLogger;
+import com.kingsrook.qqq.backend.core.actions.scripts.logging.SystemOutExecutionLogger;
 import com.kingsrook.qqq.backend.core.context.QContext;
 import com.kingsrook.qqq.backend.core.exceptions.QCodeException;
 import com.kingsrook.qqq.backend.core.exceptions.QException;
@@ -112,6 +113,21 @@ class ExecuteCodeActionTest extends BaseTest
 
 
 
+   /*******************************************************************************
+    **
+    *******************************************************************************/
+   @Test
+   void testSystemOutLogger() throws QException
+   {
+      QInstance         qInstance         = QContext.getQInstance();
+      ExecuteCodeInput  executeCodeInput  = setupInput(qInstance, Map.of("x", 4), new SystemOutExecutionLogger());
+      ExecuteCodeOutput executeCodeOutput = new ExecuteCodeOutput();
+      new ExecuteCodeAction().run(executeCodeInput, executeCodeOutput);
+      assertEquals(16, executeCodeOutput.getOutput());
+   }
+
+
+
    /*******************************************************************************
     **
     *******************************************************************************/