/*
* reserved comment block
* DO NOT REMOVE OR ALTER!
*/
/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 2000-2002 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
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* 4. The names "Xerces" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
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* 5. Products derived from this software may not be called "Apache",
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation and was
* originally based on software copyright (c) 1999, International
* Business Machines, Inc., http://www.apache.org. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package com.sun.org.apache.xerces.internal.xni;
/**
* A structure that holds the components of an XML Namespaces qualified
* name.
* <p>
* To be used correctly, the strings must be identical references for
* equal strings. Within the parser, these values are considered symbols
* and should always be retrieved from the <code>SymbolTable</code>.
*
* @see <a href="../../../../../xerces2/com/sun/org/apache/xerces/internal/util/SymbolTable.html">com.sun.org.apache.xerces.internal.util.SymbolTable</a>
*
* @author Andy Clark, IBM
*
* Better performance patch for the equals method by Daniel Petersson: refer to jaxp issue 61;
* == were used to compare strings
* @author Joe Wang, Oracle
*
*/
public class QName
implements Cloneable {
/**
* The qname prefix. For example, the prefix for the qname "a:foo"
* is "a".
*/
public String prefix;
/**
* The qname localpart. For example, the localpart for the qname "a:foo"
* is "foo".
*/
public String localpart;
/**
* The qname rawname. For example, the rawname for the qname "a:foo"
* is "a:foo".
*/
public String rawname;
/**
* The URI to which the qname prefix is bound. This binding must be
* performed by a XML Namespaces aware processor.
*/
public String uri;
//
// Constructors
//
/** Default constructor. */
public QName() {
clear();
} // <init>()
/** Constructs a QName with the specified values. */
public QName(String prefix, String localpart, String rawname, String uri) {
setValues(prefix, localpart, rawname, uri);
} // <init>(String,String,String,String)
/** Constructs a copy of the specified QName. */
public QName(QName qname) {
setValues(qname);
} // <init>(QName)
//
// Public methods
//
/**
* Convenience method to set the values of the qname components.
*
* @param QName The qualified name to be copied.
*/
public void setValues(QName qname) {
prefix = qname.prefix;
localpart = qname.localpart;
rawname = qname.rawname;
uri = qname.uri;
} // setValues(QName)
/**
* Convenience method to set the values of the qname components.
*
* @param prefix The qname prefix. (e.g. "a")
* @param localpart The qname localpart. (e.g. "foo")
* @param rawname The qname rawname. (e.g. "a:foo")
* @param uri The URI binding. (e.g. "http://foo.com/mybinding")
*/
public void setValues(String prefix, String localpart, String rawname,
String uri) {
this.prefix = prefix;
this.localpart = localpart;
this.rawname = rawname;
this.uri = uri;
} // setValues(String,String,String,String)
/** Clears the values of the qname components. */
public void clear() {
prefix = null;
localpart = null;
rawname = null;
uri = null;
} // clear()
//
// Cloneable methods
//
/** Returns a clone of this object. */
public Object clone() {
return new QName(this);
} // clone():Object
//
// Object methods
//
/** Returns the hashcode for this object. */
public int hashCode() {
if (uri != null) {
return uri.hashCode() +
((localpart != null) ? localpart.hashCode() : 0);
}
return (rawname != null) ? rawname.hashCode() : 0;
} // hashCode():int
/** Returns true if the two objects are equal. */
public boolean equals(Object object) {
if (object == this) {
return true;
}
if (object != null && object instanceof QName) {
QName qname = (QName)object;
if (qname.uri != null) {
return qname.localpart.equals(localpart) && qname.uri.equals(uri);
}
else if (uri == null) {
return rawname.equals(qname.rawname);
}
// fall through and return not equal
}
return false;
} // equals(Object):boolean
/** Returns a string representation of this object. */
public String toString() {
StringBuffer str = new StringBuffer();
boolean comma = false;
if (prefix != null) {
str.append("prefix=\""+prefix+'"');
comma = true;
}
if (localpart != null) {
if (comma) {
str.append(',');
}
str.append("localpart=\""+localpart+'"');
comma = true;
}
if (rawname != null) {
if (comma) {
str.append(',');
}
str.append("rawname=\""+rawname+'"');
comma = true;
}
if (uri != null) {
if (comma) {
str.append(',');
}
str.append("uri=\""+uri+'"');
}
return str.toString();
} // toString():String
} // class QName