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Java Opcodes.INSTANCEOF屬性代碼示例

本文整理匯總了Java中org.objectweb.asm.Opcodes.INSTANCEOF屬性的典型用法代碼示例。如果您正苦於以下問題:Java Opcodes.INSTANCEOF屬性的具體用法?Java Opcodes.INSTANCEOF怎麽用?Java Opcodes.INSTANCEOF使用的例子?那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在org.objectweb.asm.Opcodes的用法示例。


在下文中一共展示了Opcodes.INSTANCEOF屬性的4個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Java代碼示例。

示例1: visitTypeInsn

@Override
public void visitTypeInsn(final int opcode, final String type) {
    Type t = Type.getObjectType(type);
    switch (opcode) {
    case Opcodes.NEW:
        anew(t);
        break;
    case Opcodes.ANEWARRAY:
        newarray(t);
        break;
    case Opcodes.CHECKCAST:
        checkcast(t);
        break;
    case Opcodes.INSTANCEOF:
        instanceOf(t);
        break;
    default:
        throw new IllegalArgumentException();
    }
}
 
開發者ID:ItzSomebody,項目名稱:DirectLeaks-AntiReleak-Remover,代碼行數:20,代碼來源:InstructionAdapter.java

示例2: updateState

private void updateState(TypeInsnNode insn) {
  Type type = Type.getObjectType(insn.desc);
  switch (insn.getOpcode()) {
    case Opcodes.NEW: {
      state.push(type);
      break;
    }
    case Opcodes.ANEWARRAY: {
      Type arrayType = makeArrayType(type);
      state.pop();
      state.push(arrayType);
      break;
    }
    case Opcodes.CHECKCAST: {
      // Pop the top value and push it back on with the checked type.
      state.pop(type);
      state.push(type);
      break;
    }
    case Opcodes.INSTANCEOF: {
      state.pop(JarState.REFERENCE_TYPE);
      state.push(Type.INT_TYPE);
      break;
    }
    default:
      throw new Unreachable("Unexpected TypeInsn opcode: " + insn.getOpcode());
  }

}
 
開發者ID:inferjay,項目名稱:r8,代碼行數:29,代碼來源:JarSourceCode.java

示例3: visitTypeInsn

/**
 * Imports instructions with a single type operand (allocation of reference
 * arrays, allocation of objects, casting and type checks).
 *
 * @param opcode     Opcode.
 * @param descriptor String descriptor of the type operand.
 */
@Override
public void visitTypeInsn(final int opcode, final String descriptor) {
  Type type = Type.getObjectType(descriptor);

  switch(opcode) {
    // News
    case Opcodes.ANEWARRAY: ordered.add(stack.push(new NewArray(type, stack.pop())));  break;
    case Opcodes.NEW:       ordered.add(stack.push(new NewObject(type)));              break;

    // Type Checks
    case Opcodes.CHECKCAST: ordered.add(stack.push(new CheckCast(stack.pop(), type))); break;
    case Opcodes.INSTANCEOF:ordered.add(stack.push(new InstanceOf(stack.pop(), type)));break;
  }
}
 
開發者ID:adnanmitf09,項目名稱:Rubus,代碼行數:21,代碼來源:MethodImporter.java

示例4: canThrow

private boolean canThrow(AbstractInsnNode insn) {
  switch (insn.getOpcode()) {
    case Opcodes.AALOAD:
    case Opcodes.AASTORE:
    case Opcodes.ANEWARRAY:
      // ARETURN does not throw in its dex image.
    case Opcodes.ARRAYLENGTH:
    case Opcodes.ATHROW:
    case Opcodes.BALOAD:
    case Opcodes.BASTORE:
    case Opcodes.CALOAD:
    case Opcodes.CASTORE:
    case Opcodes.CHECKCAST:
    case Opcodes.DALOAD:
    case Opcodes.DASTORE:
      // DRETURN does not throw in its dex image.
    case Opcodes.FALOAD:
    case Opcodes.FASTORE:
      // FRETURN does not throw in its dex image.
    case Opcodes.GETFIELD:
    case Opcodes.GETSTATIC:
    case Opcodes.IALOAD:
    case Opcodes.IASTORE:
    case Opcodes.IDIV:
    case Opcodes.INSTANCEOF:
    case Opcodes.INVOKEDYNAMIC:
    case Opcodes.INVOKEINTERFACE:
    case Opcodes.INVOKESPECIAL:
    case Opcodes.INVOKESTATIC:
    case Opcodes.INVOKEVIRTUAL:
    case Opcodes.IREM:
      // IRETURN does not throw in its dex image.
    case Opcodes.LALOAD:
    case Opcodes.LASTORE:
    case Opcodes.LDIV:
    case Opcodes.LREM:
      // LRETURN does not throw in its dex image.
    case Opcodes.MONITORENTER:
    case Opcodes.MONITOREXIT:
    case Opcodes.MULTIANEWARRAY:
    case Opcodes.NEW:
    case Opcodes.NEWARRAY:
    case Opcodes.PUTFIELD:
    case Opcodes.PUTSTATIC:
      // RETURN does not throw in its dex image.
    case Opcodes.SALOAD:
    case Opcodes.SASTORE:
      return true;
    case Opcodes.LDC: {
      // const-class and const-string* may throw in dex.
      LdcInsnNode ldc = (LdcInsnNode) insn;
      return ldc.cst instanceof String || ldc.cst instanceof Type;
    }
    default:
      return false;
  }
}
 
開發者ID:inferjay,項目名稱:r8,代碼行數:57,代碼來源:JarSourceCode.java


注:本文中的org.objectweb.asm.Opcodes.INSTANCEOF屬性示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。