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src/share/jaxws_classes/com/sun/xml/internal/rngom/digested/DPattern.java@7166269ef0f1 (annotated)

src/share/jaxws_classes/com/sun/xml/internal/rngom/digested/DPattern.java

Sat, 07 Nov 2020 10:30:02 +0800

author

aoqi

date

Sat, 07 Nov 2020 10:30:02 +0800

changeset 1921

7166269ef0f1

parent 637

9c07ef4934dd

permissions

-rw-r--r--

Added tag mips-jdk8u275-b01 for changeset fdbe50121f48

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25	/*
aoqi@0	26	* Copyright (C) 2004-2012
aoqi@0	27	*
aoqi@0	28	* Permission is hereby granted, free of charge, to any person obtaining a copy
aoqi@0	29	* of this software and associated documentation files (the "Software"), to deal
aoqi@0	30	* in the Software without restriction, including without limitation the rights
aoqi@0	31	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
aoqi@0	32	* copies of the Software, and to permit persons to whom the Software is
aoqi@0	33	* furnished to do so, subject to the following conditions:
aoqi@0	34	*
aoqi@0	35	* The above copyright notice and this permission notice shall be included in
aoqi@0	36	* all copies or substantial portions of the Software.
aoqi@0	37	*
aoqi@0	38	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
aoqi@0	39	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
aoqi@0	40	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
aoqi@0	41	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
aoqi@0	42	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
aoqi@0	43	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
aoqi@0	44	* THE SOFTWARE.
aoqi@0	45	*/
aoqi@0	46	package com.sun.xml.internal.rngom.digested;
aoqi@0	47
aoqi@0	48	import com.sun.xml.internal.rngom.ast.om.ParsedPattern;
aoqi@0	49	import com.sun.xml.internal.rngom.parse.Parseable;
aoqi@0	50	import org.xml.sax.Locator;
aoqi@0	51
aoqi@0	52	/**
aoqi@0	53	* Base class of all the patterns.
aoqi@0	54	*
aoqi@0	55	* @author Kohsuke Kawaguchi (kk@kohsuke.org)
aoqi@0	56	*/
aoqi@0	57	public abstract class DPattern implements ParsedPattern {
aoqi@0	58
aoqi@0	59	Locator location;
aoqi@0	60	DAnnotation annotation;
aoqi@0	61	/**
aoqi@0	62	* Used to chain the child patterns in a doubly-linked list.
aoqi@0	63	*/
aoqi@0	64	DPattern next;
aoqi@0	65	DPattern prev;
aoqi@0	66
aoqi@0	67	/**
aoqi@0	68	* Returns where the pattern is defined in the source code.
aoqi@0	69	*/
aoqi@0	70	public Locator getLocation() {
aoqi@0	71	return location;
aoqi@0	72	}
aoqi@0	73
aoqi@0	74	/**
aoqi@0	75	* Returns the annotation associated with it.
aoqi@0	76	*
aoqi@0	77	* @return may be empty, but never be null.
aoqi@0	78	*/
aoqi@0	79	public DAnnotation getAnnotation() {
aoqi@0	80	if (annotation == null) {
aoqi@0	81	return DAnnotation.EMPTY;
aoqi@0	82	}
aoqi@0	83	return annotation;
aoqi@0	84	}
aoqi@0	85
aoqi@0	86	/**
aoqi@0	87	* Returns true if this pattern is nullable.
aoqi@0	88	*
aoqi@0	89	* A nullable pattern is a pattern that can match the empty sequence.
aoqi@0	90	*/
aoqi@0	91	public abstract boolean isNullable();
aoqi@0	92
aoqi@0	93	public abstract <V> V accept(DPatternVisitor<V> visitor);
aoqi@0	94
aoqi@0	95	/**
aoqi@0	96	* Creates a {@link Parseable} object that reparses this pattern.
aoqi@0	97	*/
aoqi@0	98	public Parseable createParseable() {
aoqi@0	99	return new PatternParseable(this);
aoqi@0	100	}
aoqi@0	101
aoqi@0	102	/**
aoqi@0	103	* Returns true if this is {@link DElementPattern}.
aoqi@0	104	*/
aoqi@0	105	public final boolean isElement() {
aoqi@0	106	return this instanceof DElementPattern;
aoqi@0	107	}
aoqi@0	108
aoqi@0	109	/**
aoqi@0	110	* Returns true if this is {@link DAttributePattern}.
aoqi@0	111	*/
aoqi@0	112	public final boolean isAttribute() {
aoqi@0	113	return this instanceof DAttributePattern;
aoqi@0	114	}
aoqi@0	115	}