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Diffstat (limited to 'external/jaxp/source/org/xml/sax/AttributeList.java')
| -rwxr-xr-x | external/jaxp/source/org/xml/sax/AttributeList.java | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/external/jaxp/source/org/xml/sax/AttributeList.java b/external/jaxp/source/org/xml/sax/AttributeList.java new file mode 100755 index 000000000..37c48d1e9 --- /dev/null +++ b/external/jaxp/source/org/xml/sax/AttributeList.java @@ -0,0 +1,193 @@ +// SAX Attribute List Interface. +// http://www.saxproject.org +// No warranty; no copyright -- use this as you will. +// $Id: AttributeList.java,v 1.1 2003-02-01 02:10:41 cbj Exp $ + +package org.xml.sax; + +/** + * Interface for an element's attribute specifications. + * + * <blockquote> + * <em>This module, both source code and documentation, is in the + * Public Domain, and comes with <strong>NO WARRANTY</strong>.</em> + * See <a href='http://www.saxproject.org'>http://www.saxproject.org</a> + * for further information. + * </blockquote> + * + * <p>This is the original SAX1 interface for reporting an element's + * attributes. Unlike the new {@link org.xml.sax.Attributes Attributes} + * interface, it does not support Namespace-related information.</p> + * + * <p>When an attribute list is supplied as part of a + * {@link org.xml.sax.DocumentHandler#startElement startElement} + * event, the list will return valid results only during the + * scope of the event; once the event handler returns control + * to the parser, the attribute list is invalid. To save a + * persistent copy of the attribute list, use the SAX1 + * {@link org.xml.sax.helpers.AttributeListImpl AttributeListImpl} + * helper class.</p> + * + * <p>An attribute list includes only attributes that have been + * specified or defaulted: #IMPLIED attributes will not be included.</p> + * + * <p>There are two ways for the SAX application to obtain information + * from the AttributeList. First, it can iterate through the entire + * list:</p> + * + * <pre> + * public void startElement (String name, AttributeList atts) { + * for (int i = 0; i < atts.getLength(); i++) { + * String name = atts.getName(i); + * String type = atts.getType(i); + * String value = atts.getValue(i); + * [...] + * } + * } + * </pre> + * + * <p>(Note that the result of getLength() will be zero if there + * are no attributes.) + * + * <p>As an alternative, the application can request the value or + * type of specific attributes:</p> + * + * <pre> + * public void startElement (String name, AttributeList atts) { + * String identifier = atts.getValue("id"); + * String label = atts.getValue("label"); + * [...] + * } + * </pre> + * + * @deprecated This interface has been replaced by the SAX2 + * {@link org.xml.sax.Attributes Attributes} + * interface, which includes Namespace support. + * @since SAX 1.0 + * @author David Megginson + * @version 2.0.1 (sax2r2) + * @see org.xml.sax.DocumentHandler#startElement startElement + * @see org.xml.sax.helpers.AttributeListImpl AttributeListImpl + */ +public interface AttributeList { + + + //////////////////////////////////////////////////////////////////// + // Iteration methods. + //////////////////////////////////////////////////////////////////// + + + /** + * Return the number of attributes in this list. + * + * <p>The SAX parser may provide attributes in any + * arbitrary order, regardless of the order in which they were + * declared or specified. The number of attributes may be + * zero.</p> + * + * @return The number of attributes in the list. + */ + public abstract int getLength (); + + + /** + * Return the name of an attribute in this list (by position). + * + * <p>The names must be unique: the SAX parser shall not include the + * same attribute twice. Attributes without values (those declared + * #IMPLIED without a value specified in the start tag) will be + * omitted from the list.</p> + * + * <p>If the attribute name has a namespace prefix, the prefix + * will still be attached.</p> + * + * @param i The index of the attribute in the list (starting at 0). + * @return The name of the indexed attribute, or null + * if the index is out of range. + * @see #getLength + */ + public abstract String getName (int i); + + + /** + * Return the type of an attribute in the list (by position). + * + * <p>The attribute type is one of the strings "CDATA", "ID", + * "IDREF", "IDREFS", "NMTOKEN", "NMTOKENS", "ENTITY", "ENTITIES", + * or "NOTATION" (always in upper case).</p> + * + * <p>If the parser has not read a declaration for the attribute, + * or if the parser does not report attribute types, then it must + * return the value "CDATA" as stated in the XML 1.0 Recommentation + * (clause 3.3.3, "Attribute-Value Normalization").</p> + * + * <p>For an enumerated attribute that is not a notation, the + * parser will report the type as "NMTOKEN".</p> + * + * @param i The index of the attribute in the list (starting at 0). + * @return The attribute type as a string, or + * null if the index is out of range. + * @see #getLength + * @see #getType(java.lang.String) + */ + public abstract String getType (int i); + + + /** + * Return the value of an attribute in the list (by position). + * + * <p>If the attribute value is a list of tokens (IDREFS, + * ENTITIES, or NMTOKENS), the tokens will be concatenated + * into a single string separated by whitespace.</p> + * + * @param i The index of the attribute in the list (starting at 0). + * @return The attribute value as a string, or + * null if the index is out of range. + * @see #getLength + * @see #getValue(java.lang.String) + */ + public abstract String getValue (int i); + + + + //////////////////////////////////////////////////////////////////// + // Lookup methods. + //////////////////////////////////////////////////////////////////// + + + /** + * Return the type of an attribute in the list (by name). + * + * <p>The return value is the same as the return value for + * getType(int).</p> + * + * <p>If the attribute name has a namespace prefix in the document, + * the application must include the prefix here.</p> + * + * @param name The name of the attribute. + * @return The attribute type as a string, or null if no + * such attribute exists. + * @see #getType(int) + */ + public abstract String getType (String name); + + + /** + * Return the value of an attribute in the list (by name). + * + * <p>The return value is the same as the return value for + * getValue(int).</p> + * + * <p>If the attribute name has a namespace prefix in the document, + * the application must include the prefix here.</p> + * + * @param i The index of the attribute in the list. + * @return The attribute value as a string, or null if + * no such attribute exists. + * @see #getValue(int) + */ + public abstract String getValue (String name); + +} + +// end of AttributeList.java |