com.sun.org.apache.xerces.internal.impl.xs.identity.FieldActivator Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jaxp-ri Show documentation
Show all versions of jaxp-ri Show documentation
Java API for XML Processing Reference Implementation
The newest version!
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.sun.org.apache.xerces.internal.impl.xs.identity;
/**
* Interface for a field activator. The field activator is responsible
* for activating fields within a specific scope; the caller merely
* requests the fields to be activated.
*
* @xerces.internal
*
* @author Andy Clark, IBM
*
* @version $Id: FieldActivator.java,v 1.6 2010-11-01 04:39:57 joehw Exp $
*/
public interface FieldActivator {
//
// FieldActivator methods
//
/**
* Start the value scope for the specified identity constraint. This
* method is called when the selector matches in order to initialize
* the value store.
*
* @param identityConstraint The identity constraint.
* @param initialDepth the depth at which the selector began matching
*/
public void startValueScopeFor(IdentityConstraint identityConstraint,
int initialDepth);
/**
* Request to activate the specified field. This method returns the
* matcher for the field.
* It's also important for the implementor to ensure that it marks whether a Field
* is permitted to match a value--that is, to call the setMayMatch(Field, Boolean) method.
*
* @param field The field to activate.
* @param initialDepth the 0-indexed depth in the instance document at which the Selector began to match.
*/
public XPathMatcher activateField(Field field, int initialDepth);
/**
* Sets whether the given field is permitted to match a value.
* This should be used to catch instance documents that try
* and match a field several times in the same scope.
*
* @param field The field that may be permitted to be matched.
* @param state Boolean indiciating whether the field may be matched.
*/
public void setMayMatch(Field field, Boolean state);
/**
* Returns whether the given field is permitted to match a value.
*
* @param field The field that may be permitted to be matched.
* @return Boolean indicating whether the field may be matched.
*/
public Boolean mayMatch(Field field);
/**
* Ends the value scope for the specified identity constraint.
*
* @param identityConstraint The identity constraint.
* @param initialDepth the 0-indexed depth where the Selector began to match.
*/
public void endValueScopeFor(IdentityConstraint identityConstraint, int initialDepth);
} // interface FieldActivator