本文整理汇总了Java中org.apache.bcel.classfile.ConstantFieldref.getNameAndTypeIndex方法的典型用法代码示例。如果您正苦于以下问题:Java ConstantFieldref.getNameAndTypeIndex方法的具体用法?Java ConstantFieldref.getNameAndTypeIndex怎么用?Java ConstantFieldref.getNameAndTypeIndex使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.bcel.classfile.ConstantFieldref
的用法示例。
在下文中一共展示了ConstantFieldref.getNameAndTypeIndex方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: visitConstantFieldref
import org.apache.bcel.classfile.ConstantFieldref; //导入方法依赖的package包/类
public void visitConstantFieldref(ConstantFieldref obj){
if (obj.getTag() != Constants.CONSTANT_Fieldref){
throw new ClassConstraintException("ConstantFieldref '"+tostring(obj)+"' has wrong tag!");
}
int name_and_type_index = obj.getNameAndTypeIndex();
ConstantNameAndType cnat = (ConstantNameAndType) (cp.getConstant(name_and_type_index));
String name = ((ConstantUtf8) (cp.getConstant(cnat.getNameIndex()))).getBytes(); // Field or Method name
if (!validFieldName(name)){
throw new ClassConstraintException("Invalid field name '"+name+"' referenced by '"+tostring(obj)+"'.");
}
int class_index = obj.getClassIndex();
ConstantClass cc = (ConstantClass) (cp.getConstant(class_index));
String className = ((ConstantUtf8) (cp.getConstant(cc.getNameIndex()))).getBytes(); // Class Name in internal form
if (! validClassName(className)){
throw new ClassConstraintException("Illegal class name '"+className+"' used by '"+tostring(obj)+"'.");
}
String sig = ((ConstantUtf8) (cp.getConstant(cnat.getSignatureIndex()))).getBytes(); // Field or Method signature(=descriptor)
try{
Type.getType(sig); /* Don't need the return value */
}
catch (ClassFormatException cfe){
throw new ClassConstraintException("Illegal descriptor (==signature) '"+sig+"' used by '"+tostring(obj)+"'.");
}
}