| /* |
| * 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 org.netbeans.editor; |
| |
| /** Mostly used acceptors |
| * |
| * @author Miloslav Metelka |
| * @version 1.00 |
| */ |
| |
| |
| public class AcceptorFactory { |
| |
| public static final Acceptor TRUE = new Fixed(true); |
| |
| public static final Acceptor FALSE = new Fixed(false); |
| |
| public static final Acceptor NL = new Char('\n'); |
| |
| public static final Acceptor SPACE_NL = new TwoChar(' ', '\n'); |
| |
| public static final Acceptor WHITESPACE |
| = new Acceptor() { |
| public final boolean accept(char ch) { |
| return Character.isWhitespace(ch); |
| } |
| public @Override String toString() { |
| return "o.n.e.AcceptorFactory.WHITESPACE"; //NOI18N |
| } |
| }; |
| |
| public static final Acceptor LETTER_DIGIT |
| = new Acceptor() { |
| public final boolean accept(char ch) { |
| return Character.isLetterOrDigit(ch); |
| } |
| public @Override String toString() { |
| return "o.n.e.AcceptorFactory.LETTER_DIGIT"; //NOI18N |
| } |
| }; |
| |
| public static final Acceptor JAVA_IDENTIFIER |
| = new Acceptor() { |
| public final boolean accept(char ch) { |
| return Character.isJavaIdentifierPart(ch); |
| } |
| public @Override String toString() { |
| return "o.n.e.AcceptorFactory.JAVA_IDENTIFIER"; //NOI18N |
| } |
| }; |
| |
| public static final Acceptor NON_JAVA_IDENTIFIER |
| = new Acceptor() { |
| public final boolean accept(char ch) { |
| return !Character.isJavaIdentifierPart(ch); |
| } |
| public @Override String toString() { |
| return "o.n.e.AcceptorFactory.NON_JAVA_IDENTIFIER"; //NOI18N |
| } |
| }; |
| |
| private static final class Fixed implements Acceptor { |
| private boolean state; |
| |
| public Fixed(boolean state) { |
| this.state = state; |
| } |
| |
| public final boolean accept(char ch) { |
| return state; |
| } |
| |
| public @Override String toString() { |
| return "o.n.e.AcceptorFactory.Fixed@" + Integer.toHexString(System.identityHashCode(this)) + " : state = " + state; //NOI18N |
| } |
| } |
| |
| private static final class Char implements Acceptor { |
| private char hit; |
| |
| public Char(char hit) { |
| this.hit = hit; |
| } |
| |
| public final boolean accept(char ch) { |
| return ch == hit; |
| } |
| |
| public @Override String toString() { |
| return "o.n.e.AcceptorFactory.Char@" + Integer.toHexString(System.identityHashCode(this)) + " : hit = " + hit; //NOI18N |
| } |
| } |
| |
| private static final class TwoChar implements Acceptor { |
| private char hit1, hit2; |
| |
| public TwoChar(char hit1, char hit2) { |
| this.hit1 = hit1; |
| this.hit2 = hit2; |
| } |
| |
| public final boolean accept(char ch) { |
| return ch == hit1 || ch == hit2; |
| } |
| |
| public @Override String toString() { |
| return "o.n.e.AcceptorFactory.TwoChar@" + Integer.toHexString(System.identityHashCode(this)) + " : hit1 = " + hit1 + ", hit2 = " + hit2; //NOI18N |
| } |
| } |
| |
| |
| } |