Use JLS23 as latest compliance level in AST

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+- package-ecosystem: github-actions
+  directory: "/"
+  schedule:
+    interval: daily

.github/workflows/auto-author-assign.yml

@@ -0,0 +1,14 @@
+name: Auto Author Assign
+
+on:
+  pull_request_target:
+    types: [ opened, reopened ]
+
+permissions:
+  pull-requests: write
+
+jobs:
+  assign-author:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: toshimaru/[email protected]

.github/workflows/ci-dom-javac.yml

@@ -0,0 +1,53 @@
+name: Continuous Integration with DOM/Javac
+concurrency: 
+    group: ${{ github.workflow }}-${{ github.ref }}-dom
+    cancel-in-progress: true
+
+on:
+  push:
+    branches: [ 'dom-based-operations', 'dom-with-javac' ]
+  pull_request:
+    branches: [ 'dom-based-operations', 'dom-with-javac' ]
+
+jobs:
+  build-dom-javac:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Install xmllint
+      shell: bash
+      run: |
+        sudo apt update
+        sudo apt install -y libxml2-utils
+    - uses: actions/checkout@v4
+      with:
+        submodules: recursive
+        fetch-depth: 0
+    - name: Enable DOM-first and Javac
+      run: sed -i 's$</argLine>$ -DCompilationUnit.DOM_BASED_OPERATIONS=true -DSourceIndexer.DOM_BASED_INDEXER=false -DICompilationUnitResolver=org.eclipse.jdt.core.dom.JavacCompilationUnitResolver -DAbstractImageBuilder.compiler=org.eclipse.jdt.internal.javac.JavacCompiler_</argLine>$g' */pom.xml
+    - name: Set up JDKs ☕
+      uses: actions/setup-java@v4
+      with:
+        java-version: |
+          8
+          17
+          21
+        mvn-toolchain-id: |
+          JavaSE-1.8
+          JavaSE-17
+          JavaSE-21
+        distribution: 'temurin'
+    - name: Set up Maven
+      uses: stCarolas/setup-maven@d6af6abeda15e98926a57b5aa970a96bb37f97d1 # v5
+      with:
+        maven-version: 3.9.6
+    - name: Build with Maven 🏗️
+      run: |
+        mvn clean install --batch-mode -f org.eclipse.jdt.core.compiler.batch -DlocalEcjVersion=99.99
+        mvn -U clean verify --batch-mode --fail-at-end -Ptest-on-javase-21 -Pbree-libs -Papi-check -Djava.io.tmpdir=$WORKSPACE/tmp -Dproject.build.sourceEncoding=UTF-8 -Dtycho.surefire.argLine="--add-modules ALL-SYSTEM -Dcompliance=1.8,11,20 -Djdt.performance.asserts=disabled" -Dcbi-ecj-version=99.99
+    - name: Test Report
+      if: success() || failure()    # run this step even if previous step failed
+      run: |
+        echo ▶️ TESTS RUN: $(xmllint --xpath 'string(/testsuite/@tests)' */target/surefire-reports/TEST-*.xml | awk '{n += $1}; END{print n}' -)
+        echo ❌ FAILURES: $(xmllint --xpath 'string(/testsuite/@failures)' */target/surefire-reports/TEST-*.xml | awk '{n += $1}; END{print n}' -)
+        echo 💥 ERRORS: $(xmllint --xpath 'string(/testsuite/@errors)' */target/surefire-reports/TEST-*.xml | awk '{n += $1}; END{print n}' -)
+        echo 🛑 SKIPPED: $(xmllint --xpath 'string(/testsuite/@skipped)' */target/surefire-reports/TEST-*.xml | awk '{n += $1}; END{print n}' -)

.github/workflows/ci.yml

@@ -13,19 +13,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Upload
-      uses: actions/upload-artifact@a8a3f3ad30e3422c9c7b888a15615d19a852ae32 # v3.1.3
+      uses: actions/upload-artifact@0b2256b8c012f0828dc542b3febcab082c67f72b # v4.3.4
       with:
         name: Event File
         path: ${{ github.event_path }}
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         submodules: recursive
         fetch-depth: 0
     - name: Set up JDKs ☕
-      uses: actions/setup-java@v3
+      uses: actions/setup-java@v4
       with:
         java-version: |
           8
@@ -34,19 +34,19 @@ jobs:
         mvn-toolchain-id: |
           JavaSE-1.8
           JavaSE-17
-          JavaSE-20
+          JavaSE-21
         distribution: 'temurin'
     - name: Set up Maven
-      uses: stCarolas/setup-maven@07fbbe97d97ef44336b7382563d66743297e442f # v4.5
+      uses: stCarolas/setup-maven@d6af6abeda15e98926a57b5aa970a96bb37f97d1 # v5
       with:
-        maven-version: 3.9.3
+        maven-version: 3.9.8
     - name: Build with Maven 🏗️
       run: |
         mvn clean install --batch-mode -f org.eclipse.jdt.core.compiler.batch -DlocalEcjVersion=99.99
-        mvn -U clean verify --batch-mode --fail-at-end -Ptest-on-javase-20 -Pbree-libs -Papi-check -Djava.io.tmpdir=$WORKSPACE/tmp -Dproject.build.sourceEncoding=UTF-8 -Dtycho.surefire.argLine="--add-modules ALL-SYSTEM -Dcompliance=1.8,11,17,20 -Djdt.performance.asserts=disabled" -Dcbi-ecj-version=99.99
+        mvn -U clean verify --batch-mode --fail-at-end -Ptest-on-javase-21 -Pbree-libs -Papi-check -Djava.io.tmpdir=$WORKSPACE/tmp -Dproject.build.sourceEncoding=UTF-8 -Dtycho.surefire.argLine="--add-modules ALL-SYSTEM -Dcompliance=1.8,11,17,20 -Djdt.performance.asserts=disabled" -Dcbi-ecj-version=99.99
     - name: Upload Test Results for Linux
       if: always()
-      uses: actions/upload-artifact@a8a3f3ad30e3422c9c7b888a15615d19a852ae32 # v3.1.3
+      uses: actions/upload-artifact@0b2256b8c012f0828dc542b3febcab082c67f72b # v4.3.4
       with:
         name: test-results-linux
         if-no-files-found: warn

.github/workflows/codeql.yml

@@ -0,0 +1,13 @@
+name: CodeQL call
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+  schedule:
+    - cron: '15 8 * * 1'
+
+jobs:
+  callCodeQLworkflow:
+    uses: eclipse-platform/eclipse.platform.releng.aggregator/.github/workflows/codeQLworkflow.yml@master

.github/workflows/rebase.yml

@@ -9,11 +9,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout the latest code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           fetch-depth: 0 # otherwise, you will fail to push refs to dest repo
       - name: Automatic Rebase
-        uses: cirrus-actions/rebase@1.7
+        uses: cirrus-actions/rebase@1.8
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -17,4 +17,6 @@ Snap.*
 /target/
 
 # pomless
-.polyglot.*
+.polyglot.*
+
+.DS_Store

.mvn/extensions.xml

@@ -3,6 +3,6 @@
 	<extension>
 		<groupId>org.eclipse.tycho</groupId>
 		<artifactId>tycho-build</artifactId>
-		<version>4.0.5</version>
+		<version>4.0.7</version>
 	</extension>
 </extensions>

JCL/converterJclMin22/src/META-INF/MANIFEST.MF

@@ -0,0 +1,3 @@
+Manifest-Version: 1.0
+Created-By: 1.8.0_151 (Oracle Corporation)
+

JCL/converterJclMin22/src/java/io/InputStream.java

@@ -0,0 +1,5 @@
+package java.io;
+
+public class InputStream {
+
+}

JCL/converterJclMin22/src/java/io/PrintStream.java

@@ -0,0 +1,8 @@
+package java.io;
+
+public class PrintStream {
+    public void println(String x) {
+    }
+    public void println(int x) {
+    }
+}

JCL/converterJclMin22/src/java/io/Serializable.java

@@ -0,0 +1,4 @@
+package java.io;
+
+public interface Serializable {
+}

JCL/converterJclMin22/src/java/lang/CharSequence.java

@@ -0,0 +1,5 @@
+package java.lang;
+
+public interface CharSequence {
+	int length();
+}

JCL/converterJclMin22/src/java/lang/Class.java

@@ -0,0 +1,4 @@
+package java.lang;
+
+public class Class<T> {
+}

JCL/converterJclMin22/src/java/lang/ClassNotFoundException.java

@@ -0,0 +1,20 @@
+package java.lang;
+
+public class ClassNotFoundException extends ReflectiveOperationException {
+
+    public ClassNotFoundException() {
+        super((Throwable)null);  // Disallow initCause
+    }
+
+    public ClassNotFoundException(String s) {
+        super(s, null);  //  Disallow initCause
+    }
+
+    public ClassNotFoundException(String s, Throwable ex) {
+        super(s, ex);  //  Disallow initCause
+    }
+
+    public Throwable getException() {
+        return getCause();
+    }
+}

JCL/converterJclMin22/src/java/lang/CloneNotSupportedException.java

@@ -0,0 +1,4 @@
+package java.lang;
+
+public class CloneNotSupportedException extends Exception {
+}

JCL/converterJclMin22/src/java/lang/Comparable.java

@@ -0,0 +1,4 @@
+package java.lang;
+
+public interface Comparable<T> {
+}

JCL/converterJclMin22/src/java/lang/Deprecated.java

@@ -0,0 +1,6 @@
+package java.lang;
+import java.lang.annotation.*;
+@Documented
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Deprecated {
+}

JCL/converterJclMin22/src/java/lang/Enum.java

@@ -0,0 +1,18 @@
+package java.lang;
+
+public abstract class Enum<T extends Enum<T>> implements Comparable<T>, java.io.Serializable {
+	private static final long serialVersionUID = 2L;
+
+	protected Enum(String name, int ordinal) {
+	}
+	public final String name() {
+		return null;
+	}
+	public final int ordinal() {
+		return 0;
+	}
+	public static <T extends Enum<T>> T valueOf(Class<T> enumClass,
+			String name) {
+		return null;   
+	}
+}

JCL/converterJclMin22/src/java/lang/Error.java

@@ -0,0 +1,16 @@
+package java.lang;
+
+public class Error extends Throwable {
+
+	public Error(java.lang.String s) {
+		// TODO Auto-generated constructor stub
+	}
+
+	public Error(java.lang.String s, java.lang.Throwable cause) {
+		// TODO Auto-generated constructor stub
+	}
+
+	public Error() {
+		// TODO Auto-generated constructor stub
+	}
+}

JCL/converterJclMin22/src/java/lang/Exception.java

@@ -0,0 +1,19 @@
+package java.lang;
+
+public class Exception extends Throwable {
+    public Exception() {
+        super();
+    }
+
+    public Exception(String message) {
+        super(message);
+    }
+
+    public Exception(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    public Exception(Throwable cause) {
+        super(cause);
+    }
+}

JCL/converterJclMin22/src/java/lang/IllegalAccessException.java

@@ -0,0 +1,5 @@
+package java.lang;
+
+public class IllegalAccessException extends RuntimeException {
+
+}

JCL/converterJclMin22/src/java/lang/IllegalMonitorStateException.java

@@ -0,0 +1,4 @@
+package java.lang;
+
+public class IllegalMonitorStateException extends RuntimeException {
+}

JCL/converterJclMin22/src/java/lang/IncompatibleClassChangeError.java

@@ -0,0 +1,13 @@
+
+package java.lang;
+public
+class IncompatibleClassChangeError extends LinkageError {
+
+    public IncompatibleClassChangeError () {
+        super();
+    }
+
+    public IncompatibleClassChangeError(String s) {
+        super(s);
+    }
+}

JCL/converterJclMin22/src/java/lang/Integer.java

@@ -0,0 +1,59 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package java.lang;
+
+public class Integer extends Number implements Comparable<Integer> {
+	private static final long serialVersionUID = 6462609062775655000L;
+
+	public Integer(int i) {
+	}
+	public Integer(String s) {
+	}
+	public static final int MAX_VALUE= 2147483647;
+	public static final int MIN_VALUE= -2147483647;
+
+	public static int parseInt(String s) {
+		return 0;
+	}
+	public static String toHexString(int i) {
+		return null;
+	}
+	public static String toString(int i) {
+		return null;
+	}
+	/* (non-Javadoc)
+	 * @see java.lang.Number#doubleValue()
+	 */
+	public double doubleValue() {
+		return 0;
+	}
+	/* (non-Javadoc)
+	 * @see java.lang.Number#floatValue()
+	 */
+	public float floatValue() {
+		return 0;
+	}
+	/* (non-Javadoc)
+	 * @see java.lang.Number#intValue()
+	 */
+	public int intValue() {
+		return 0;
+	}
+	/* (non-Javadoc)
+	 * @see java.lang.Number#longValue()
+	 */
+	public long longValue() {
+		return 0;
+	}
+	public int compareTo(Integer i) {
+		return 0;
+	}
+}

JCL/converterJclMin22/src/java/lang/InterruptedException.java

@@ -0,0 +1,4 @@
+package java.lang;
+
+public class InterruptedException extends Exception {
+}