コード例 #1
0
  public static <T> byte[] createTargetSetterClass(
      String className,
      DelayedCellSetterFactory<T, ?>[] delayedCellSetters,
      CellSetter<T>[] setters,
      Type type,
      boolean ignoreException,
      int maxMethodSize)
      throws Exception {

    ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);

    FieldVisitor fv;
    MethodVisitor mv;

    final String targetType = AsmUtils.toType(type);
    final String classType = AsmUtils.toType(className);

    cw.visit(
        V1_6,
        ACC_FINAL + ACC_PUBLIC + ACC_SUPER,
        classType,
        "L" + CSV_CELL_MAPPER_TYPE + "<L" + targetType + ";>;",
        CSV_CELL_MAPPER_TYPE,
        null);

    // declare fields
    for (int i = 0; i < delayedCellSetters.length; i++) {
      if (delayedCellSetters[i] != null) {
        fv =
            cw.visitField(
                ACC_PROTECTED + ACC_FINAL,
                "delayedCellSetter" + i,
                AsmUtils.toDeclaredLType(DELAYED_CELL_SETTER_TYPE),
                "L" + DELAYED_CELL_SETTER_TYPE + "<L" + targetType + ";*>;",
                null);
        fv.visitEnd();
      }
    }

    for (int i = 0; i < setters.length; i++) {
      if (setters[i] != null) {
        fv =
            cw.visitField(
                ACC_PROTECTED + ACC_FINAL,
                "setter" + i,
                AsmUtils.toDeclaredLType(CELL_SETTER_TYPE),
                "L" + CELL_SETTER_TYPE + "<L" + targetType + ";>;",
                null);
        fv.visitEnd();
      }
    }
    appendInit(delayedCellSetters, setters, cw, targetType, classType, maxMethodSize);

    appendDelayedCellValue(delayedCellSetters, ignoreException, cw, classType);
    append_delayedCellValue(delayedCellSetters, cw, classType, maxMethodSize);

    appendCellValue(setters, ignoreException, cw, classType);
    append_cellValue(delayedCellSetters, setters, cw, classType, maxMethodSize);

    appendApplyDelayedSetter(delayedCellSetters, ignoreException, cw, classType, maxMethodSize);
    appendApplyDelayedCellSetterN(delayedCellSetters, cw, classType);

    appendGetDelayedCellSetter(delayedCellSetters, cw, targetType, classType, maxMethodSize);
    appendPeekDelayedCellSetterValue(delayedCellSetters, cw, classType, maxMethodSize);

    cw.visitEnd();

    return AsmUtils.writeClassToFile(className, cw.toByteArray());
  }
コード例 #2
0
 protected void injectFieldTable(ClassWriter classWriter) {
   FieldVisitor fieldVisitor =
       classWriter.visitField(
           ACC_PRIVATE + ACC_FINAL, "fieldTable", "[Ljava/lang/reflect/Field;", null, null);
   fieldVisitor.visitEnd();
 }