1 files changed, 132 insertions, 0 deletions
diff --git a/asm-test/src/resources/java/jdk8/DumpArtificialStructures.java b/asm-test/src/resources/java/jdk8/DumpArtificialStructures.java
new file mode 100644
index 00000000..99e45a10
--- /dev/null
+++ b/asm-test/src/resources/java/jdk8/DumpArtificialStructures.java
@@ -0,0 +1,132 @@
+// ASM: a very small and fast Java bytecode manipulation framework
+// Copyright (c) 2000-2011 INRIA, France Telecom
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in the
+//    documentation and/or other materials provided with the distribution.
+// 3. Neither the name of the copyright holders nor the names of its
+//    contributors may be used to endorse or promote products derived from
+//    this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+// THE POSSIBILITY OF SUCH DAMAGE.
+package jdk8;
+
+import java.io.FileOutputStream;
+import java.io.IOException;
+import org.objectweb.asm.ClassWriter;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Label;
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.Type;
+
+/**
+ * Generates a class with structures, instructions and patterns that cannot be produced by compiling
+ * a Java source file with the javac compiler. This includes LDC instructions with MethodType
+ * constants.
+ *
+ * <p>Ideally we should not use ASM to generate this class (which is later used to test ASM), but
+ * this would be hard to do.
+ *
+ * @author Eric Bruneton
+ */
+public class DumpArtificialStructures implements Opcodes {
+
+  public static void main(String[] args) throws IOException {
+    FileOutputStream fileOutputStream = new FileOutputStream("Artificial$()$Structures.class");
+    fileOutputStream.write(dump());
+    fileOutputStream.close();
+  }
+
+  private static byte[] dump() {
+    ClassWriter classWriter = new ClassWriter(ClassWriter.COMPUTE_FRAMES);
+    MethodVisitor methodVisitor;
+
+    classWriter.visit(
+        V1_8,
+        ACC_PUBLIC + ACC_SUPER,
+        "jdk8/Artificial$()$Structures",
+        null,
+        "java/lang/Object",
+        null);
+
+    classWriter.visitField(ACC_PUBLIC, "value", "I", null, null).visitEnd();
+
+    methodVisitor = classWriter.visitMethod(ACC_PUBLIC, "<init>", "(I)V", null, null);
+    methodVisitor.visitCode();
+    methodVisitor.visitVarInsn(ALOAD, 0);
+    methodVisitor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
+    methodVisitor.visitVarInsn(ALOAD, 0);
+    methodVisitor.visitVarInsn(ILOAD, 1);
+    methodVisitor.visitFieldInsn(PUTFIELD, "jdk8/Artificial$()$Structures", "value", "I");
+    methodVisitor.visitInsn(RETURN);
+    methodVisitor.visitMaxs(0, 0);
+    methodVisitor.visitEnd();
+
+    methodVisitor =
+        classWriter.visitMethod(
+            ACC_PRIVATE, "<init>", "(Ljdk8/Artificial$()$Structures;)V", null, null);
+    methodVisitor.visitCode();
+    methodVisitor.visitVarInsn(ALOAD, 0);
+    methodVisitor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
+    methodVisitor.visitVarInsn(ALOAD, 0);
+    methodVisitor.visitVarInsn(ALOAD, 1);
+    Label elseLabel = new Label();
+    methodVisitor.visitJumpInsn(IFNULL, elseLabel);
+    methodVisitor.visitVarInsn(ALOAD, 1);
+    methodVisitor.visitFieldInsn(GETFIELD, "jdk8/Artificial$()$Structures", "value", "I");
+    Label endIfLabel = new Label();
+    methodVisitor.visitJumpInsn(GOTO, endIfLabel);
+    methodVisitor.visitLabel(elseLabel);
+    methodVisitor.visitInsn(ICONST_0);
+    methodVisitor.visitLabel(endIfLabel);
+    methodVisitor.visitFieldInsn(PUTFIELD, "jdk8/Artificial$()$Structures", "value", "I");
+    methodVisitor.visitInsn(RETURN);
+    methodVisitor.visitMaxs(0, 0);
+    methodVisitor.visitEnd();
+
+    methodVisitor =
+        classWriter.visitMethod(
+            ACC_PUBLIC, "clone", "()Ljdk8/Artificial$()$Structures;", null, null);
+    methodVisitor.visitCode();
+    methodVisitor.visitTypeInsn(NEW, "jdk8/Artificial$()$Structures");
+    methodVisitor.visitInsn(DUP);
+    methodVisitor.visitVarInsn(ALOAD, 0);
+    methodVisitor.visitMethodInsn(
+        INVOKESPECIAL,
+        "jdk8/Artificial$()$Structures",
+        "<init>",
+        "(Ljdk8/Artificial$()$Structures;)V",
+        false);
+    methodVisitor.visitInsn(ARETURN);
+    methodVisitor.visitMaxs(0, 0);
+    methodVisitor.visitEnd();
+
+    methodVisitor =
+        classWriter.visitMethod(
+            ACC_PUBLIC + ACC_STATIC, "methodType", "()Ljava/lang/invoke/MethodType;", null, null);
+    methodVisitor.visitCode();
+    methodVisitor.visitLdcInsn(Type.getMethodType("(I)I"));
+    methodVisitor.visitInsn(ARETURN);
+    methodVisitor.visitMaxs(0, 0);
+    methodVisitor.visitEnd();
+
+    classWriter.visitEnd();
+    return classWriter.toByteArray();
+  }
+}