org.codehaus.stax2.AttributeInfo Maven / Gradle / Ivy
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package org.codehaus.stax2;
/**
* Interface that specifies additional access methods for accessing
* combined attribute information reader has, after parsing individual
* and combining that with DTD information (if any available; depends on
* parser's mode).
*
* Note: instances of AttributeInfo are only guaranteed to persist as long
* as the (stream) reader points to the START_ELEMENT event, during
* which attribute information was parsed. It is possible that some
* implementations persist instances afterwards, but it's equally
* possible that instances get reused, and as such information
* may change.
*/
public interface AttributeInfo
{
// // // Generic methods; some duplication from main stream reader
/**
* @return Number of all attributes accessible (including ones created
* from the default values, if any) using this Object.
*/
public int getAttributeCount();
// // // Methods for finding index of specific attributes
/**
* @return Index of the specified attribute, if the current element
* has such an attribute (explicit, or one created via default
* value expansion); -1 if not.
*/
public int findAttributeIndex(String nsURI, String localName);
/**
* Returns the index of the id attribute (attribute with any name,
* type ID from DTD) of current (start) element, if any. Note that
* DTD only allows at most one such attribute per element.
*
* @return Index of the ID attribute of current element,
* if the current element has such an
* attribute defined; -1 if not.
*/
public int getIdAttributeIndex();
/**
* Returns the index of the notation attribute (attribute with any name,
* type NOTATION from DTD) of current (start) element, if any. Note that
* DTD only allows at most one such attribute per element.
*
* @return Index of the NOTATION attribute of current element,
* if the current element has such an
* attribute defined; -1 if not.
*/
public int getNotationAttributeIndex();
}