1 files changed, 82 insertions, 0 deletions
diff --git a/benchmarks/src/jmh/java/org/objectweb/asm/benchmarks/AspectjBcelAdapter.java b/benchmarks/src/jmh/java/org/objectweb/asm/benchmarks/AspectjBcelAdapter.java
new file mode 100644
index 00000000..2aae5318
--- /dev/null
+++ b/benchmarks/src/jmh/java/org/objectweb/asm/benchmarks/AspectjBcelAdapter.java
@@ -0,0 +1,82 @@
+// 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 org.objectweb.asm.benchmarks;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import org.aspectj.apache.bcel.classfile.ClassFormatException;
+import org.aspectj.apache.bcel.classfile.ClassParser;
+import org.aspectj.apache.bcel.classfile.ConstantPool;
+import org.aspectj.apache.bcel.classfile.JavaClass;
+import org.aspectj.apache.bcel.classfile.Method;
+import org.aspectj.apache.bcel.generic.ClassGen;
+import org.aspectj.apache.bcel.generic.InstructionHandle;
+import org.aspectj.apache.bcel.generic.InstructionList;
+import org.aspectj.apache.bcel.generic.MethodGen;
+
+/**
+ * An {@link Adapter} implemented with the AspectJ BCEL library.
+ *
+ * @author Eric Bruneton
+ */
+public class AspectjBcelAdapter extends Adapter {
+
+  @Override
+  public byte[] readAndWrite(final byte[] classFile, final boolean computeMaxs) {
+    JavaClass javaClass;
+    try {
+      javaClass = new ClassParser(new ByteArrayInputStream(classFile), "class-name").parse();
+    } catch (ClassFormatException | IOException e) {
+      throw new IllegalArgumentException(e);
+    }
+    ClassGen classGen = new ClassGen(javaClass);
+    ConstantPool constantPool = classGen.getConstantPool();
+    for (Method method : classGen.getMethods()) {
+      MethodGen methodGen = new MethodGen(method, classGen.getClassName(), constantPool);
+      if (method.getLocalVariableTable() == null) {
+        methodGen.removeLocalVariables();
+      }
+      if (method.getLineNumberTable() == null) {
+        methodGen.removeLineNumbers();
+      }
+      InstructionList insnList = methodGen.getInstructionList();
+      if (insnList != null) {
+        InstructionHandle insnHandle = insnList.getStart();
+        while (insnHandle != null) {
+          insnHandle = insnHandle.getNext();
+        }
+        if (computeMaxs) {
+          methodGen.setMaxStack();
+          methodGen.setMaxLocals();
+        }
+      }
+      classGen.replaceMethod(method, methodGen.getMethod());
+    }
+    return classGen.getJavaClass().getBytes();
+  }
+}