本文整理汇总了Java中com.sun.org.apache.bcel.internal.Constants.KNOWN_ATTRIBUTES属性的典型用法代码示例。如果您正苦于以下问题：Java Constants.KNOWN_ATTRIBUTES属性的具体用法？Java Constants.KNOWN_ATTRIBUTES怎么用？Java Constants.KNOWN_ATTRIBUTES使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类com.sun.org.apache.bcel.internal.Constants的用法示例。
在下文中一共展示了Constants.KNOWN_ATTRIBUTES属性的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: readAttribute
public static final Attribute readAttribute(DataInputStream file,
ConstantPool constant_pool)
throws IOException, ClassFormatException
{
ConstantUtf8 c;
String name;
int name_index;
int length;
byte tag = Constants.ATTR_UNKNOWN; // Unknown attribute
// Get class name from constant pool via `name_index' indirection
name_index = (int)file.readUnsignedShort();
c = (ConstantUtf8)constant_pool.getConstant(name_index,
Constants.CONSTANT_Utf8);
name = c.getBytes();
// Length of data in bytes
length = file.readInt();
// Compare strings to find known attribute
for(byte i=0; i < Constants.KNOWN_ATTRIBUTES; i++) {
if(name.equals(Constants.ATTRIBUTE_NAMES[i])) {
tag = i; // found!
break;
}
}
// Call proper constructor, depending on `tag'
switch(tag) {
case Constants.ATTR_UNKNOWN:
AttributeReader r = (AttributeReader)readers.get(name);
if(r != null)
return r.createAttribute(name_index, length, file, constant_pool);
else
return new Unknown(name_index, length, file, constant_pool);
case Constants.ATTR_CONSTANT_VALUE:
return new ConstantValue(name_index, length, file, constant_pool);
case Constants.ATTR_SOURCE_FILE:
return new SourceFile(name_index, length, file, constant_pool);
case Constants.ATTR_CODE:
return new Code(name_index, length, file, constant_pool);
case Constants.ATTR_EXCEPTIONS:
return new ExceptionTable(name_index, length, file, constant_pool);
case Constants.ATTR_LINE_NUMBER_TABLE:
return new LineNumberTable(name_index, length, file, constant_pool);
case Constants.ATTR_LOCAL_VARIABLE_TABLE:
return new LocalVariableTable(name_index, length, file, constant_pool);
case Constants.ATTR_LOCAL_VARIABLE_TYPE_TABLE:
return new LocalVariableTypeTable(name_index, length, file, constant_pool);
case Constants.ATTR_INNER_CLASSES:
return new InnerClasses(name_index, length, file, constant_pool);
case Constants.ATTR_SYNTHETIC:
return new Synthetic(name_index, length, file, constant_pool);
case Constants.ATTR_DEPRECATED:
return new Deprecated(name_index, length, file, constant_pool);
case Constants.ATTR_PMG:
return new PMGClass(name_index, length, file, constant_pool);
case Constants.ATTR_SIGNATURE:
return new Signature(name_index, length, file, constant_pool);
case Constants.ATTR_STACK_MAP:
return new StackMap(name_index, length, file, constant_pool);
default: // Never reached
throw new IllegalStateException("Ooops! default case reached.");
}
}