Wrote /root/JavaX-Caches/tmp_271149714/main.java - 184 bytes (written=184, should be 184) javac=0, ecj=1 Checking ECJ at port 4898 at 127.0.0.1 ecj -source 1.8 -target 1.8 -nowarn -encoding utf8 -Xdiags:verbose -cp /root/.javax/x30.jar:/root/dexcompiler/android.jar:/root/dexcompiler/support-v4-22.2.1.jar:/root/javafx/javafx.base.jar:/root/javafx/javafx.graphics.jar:/root/javafx/javafx.swing.jar -d /root/JavaX-Caches/tmp_1660193732 /root/JavaX-Caches/tmp_271149714/main.java [Compilation Error]

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main$JavaCompileException: ECJ returned errors. ---------- 1. ERROR in /root/JavaX-Caches/tmp_271149714/main.java (at line 1) static <A> AutoCloseable tempSetThreadLocal(final ThreadLocal<A> tl, A a) { ^^^^^^ Syntax error, insert "interface Identifier" to complete InterfaceHeaderName ---------- 2. ERROR in /root/JavaX-Caches/tmp_271149714/main.java (at line 1) static <A> AutoCloseable tempSetThreadLocal(final ThreadLocal<A> tl, A a) { ^ Syntax error on token ">", { expected after this token ---------- 3. ERROR in /root/JavaX-Caches/tmp_271149714/main.java (at line 2) if (tl == null) null; ^^^^ Syntax error, insert "AssignmentOperator Expression" to complete Expression ---------- 4. ERROR in /root/JavaX-Caches/tmp_271149714/main.java (at line 4) ret autoCloseable { tl.set(prev); }; ^ Syntax error on token "{", ; expected ---------- 4 problems (4 errors) Options file: /tmp/javax18211128530710413239