7153958: add constant pool reference to class containing inlined constants

Reviewed-by: jjg, mcimadamore
2025-09-20 02:54:35 +02:00 · 2012-11-29 09:41:48 +00:00 · 2012-11-29 09:41:48 +00:00 · ba3ae37ef0
commit ba3ae37ef0
parent 9bbd892818
4 changed files with 259 additions and 9 deletions
--- a/langtools/test/tools/javac/7153958/CPoolRefClassContainingInlinedCts.java
+++ b/langtools/test/tools/javac/7153958/CPoolRefClassContainingInlinedCts.java
@ -0,0 +1,134 @@
+/*
+ * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code 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 General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 7153958
+ * @summary add constant pool reference to class containing inlined constants
+ * @compile pkg/ClassToBeStaticallyImported.java
+ * @run main CPoolRefClassContainingInlinedCts
+ */
+
+import com.sun.tools.classfile.ClassFile;
+import com.sun.tools.classfile.ConstantPool.CONSTANT_Class_info;
+import com.sun.tools.classfile.ConstantPool.CPInfo;
+import com.sun.tools.classfile.ConstantPoolException;
+import java.io.File;
+import java.io.IOException;
+
+import static pkg.ClassToBeStaticallyImported.staticField;
+
+public class CPoolRefClassContainingInlinedCts {
+
+    public static void main(String args[]) throws Exception {
+        new CPoolRefClassContainingInlinedCts().run();
+    }
+
+    void run() throws Exception {
+        checkReferences();
+    }
+
+    int numberOfReferencedClassesToBeChecked = 0;
+
+    void checkClassName(String className) {
+        switch (className) {
+            case "SimpleAssignClass" : case "BinaryExpClass":
+            case "UnaryExpClass" : case "CastClass":
+            case "ParensClass" : case "CondClass":
+            case "IfClass" : case "pkg/ClassToBeStaticallyImported":
+                numberOfReferencedClassesToBeChecked++;
+        }
+    }
+
+    void checkReferences() throws IOException, ConstantPoolException {
+        File testClasses = new File(System.getProperty("test.classes"));
+        File file = new File(testClasses,
+                CPoolRefClassContainingInlinedCts.class.getName() + ".class");
+        ClassFile classFile = ClassFile.read(file);
+        int i = 1;
+        CPInfo cpInfo;
+        while (i < classFile.constant_pool.size()) {
+            cpInfo = classFile.constant_pool.get(i);
+            if (cpInfo instanceof CONSTANT_Class_info) {
+                checkClassName(((CONSTANT_Class_info)cpInfo).getName());
+            }
+            i += cpInfo.size();
+        }
+        if (numberOfReferencedClassesToBeChecked != 8) {
+            throw new AssertionError("Class reference missing in the constant pool");
+        }
+    }
+
+    private int assign = SimpleAssignClass.x;
+    private int binary = BinaryExpClass.x + 1;
+    private int unary = -UnaryExpClass.x;
+    private int cast = (int)CastClass.x;
+    private int parens = (ParensClass.x);
+    private int cond = (CondClass.x == 1) ? 1 : 2;
+    private static int ifConstant;
+    private static int importStatic;
+    static {
+        if (IfClass.x == 1) {
+            ifConstant = 1;
+        } else {
+            ifConstant = 2;
+        }
+    }
+    static {
+        if (staticField == 1) {
+            importStatic = 1;
+        } else {
+            importStatic = 2;
+        }
+    }
+}
+
+class SimpleAssignClass {
+    public static final int x = 1;
+}
+
+class BinaryExpClass {
+    public static final int x = 1;
+}
+
+class UnaryExpClass {
+    public static final int x = 1;
+}
+
+class CastClass {
+    public static final int x = 1;
+}
+
+class ParensClass {
+    public static final int x = 1;
+}
+
+class CondClass {
+    public static final int x = 1;
+}
+
+class IfClass {
+    public static final int x = 1;
+}