001/** 002 * TextGuard.java 003 * 004 * Copyright (c) 2004-2012, Nicole C. Tedesco. All rights reserved. 005 * 006 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 007 * use this file except in compliance with the License. You may obtain a copy of 008 * 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, WITHOUT 014 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 015 * License for the specific language governing permissions and limitations under 016 * the License. 017 */ 018 019package net.sf.jaccumulator.lex; 020 021import javax.swing.text.TextAction; 022 023import net.sf.jaccumulator.texts.SealedText; 024 025/** 026 * Determines whether a {@link TextAction} signal should be rejected or accepted 027 * within the current context of a specific model 028 * 029 * @param <MODEL> 030 * the model type to test against 031 * 032 * @since JAccumulator 4.0 033 * @author Nicole Tedesco (<a 034 * href="mailto:nicole@tedesco.name">nicole@tedesco.name</a>) 035 */ 036public interface TextGuard<MODEL> 037 extends 038 Guard<MODEL> 039{ 040 public boolean acceptText( final CharSequence aSignal, final MODEL aModel ); 041 042 public boolean acceptText( final SealedText<?> aSignal, final MODEL aModel ); 043 044 public boolean acceptText( final String aSignal, final MODEL aModel ); 045 046 public TextGuard<MODEL> getTextGuardAt( final int anIndex ) 047 throws IndexOutOfBoundsException; 048 049 public int getTextGuardChildCount(); 050}