001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the "License"); 007 * you may not use this file except in compliance with the License. 008 * You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 /* 019 * $Id: DTMWSFilter.java 468653 2006-10-28 07:07:05Z minchau $ 020 */ 021 package org.apache.xml.dtm; 022 023 /** 024 * This interface is meant to be implemented by a client of the DTM, and allows 025 * stripping of whitespace nodes. 026 */ 027 public interface DTMWSFilter 028 { 029 /** 030 * Do not strip whitespace child nodes of this element. 031 */ 032 public static final short NOTSTRIP = 1; 033 034 /** 035 * Strip whitespace child nodes of this element. 036 */ 037 public static final short STRIP = 2; 038 039 /** 040 * Inherit whitespace stripping behavior of the parent node. 041 */ 042 public static final short INHERIT = 3; 043 044 /** 045 * Test whether whitespace-only text nodes are visible in the logical 046 * view of <code>DTM</code>. Normally, this function 047 * will be called by the implementation of <code>DTM</code>; 048 * it is not normally called directly from 049 * user code. 050 * 051 * @param elementHandle int Handle of the element. 052 * @return one of NOTSTRIP, STRIP, or INHERIT. 053 */ 054 public short getShouldStripSpace(int elementHandle, DTM dtm); 055 056 }