| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * Licensed 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.intellij.psi.codeStyle.arrangement.match; |
| |
| import com.intellij.psi.codeStyle.arrangement.ArrangementEntry; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.regex.Pattern; |
| |
| /** |
| * @author Denis Zhdanov |
| * @since 3/14/13 1:02 PM |
| */ |
| public abstract class AbstractRegexpArrangementMatcher implements ArrangementEntryMatcher { |
| |
| @NotNull private final String myPattern; |
| |
| @Nullable private final Pattern myCompiledPattern; |
| |
| public AbstractRegexpArrangementMatcher(@NotNull String pattern) { |
| myPattern = pattern; |
| Pattern p = null; |
| try { |
| p = Pattern.compile(pattern); |
| } |
| catch (Exception e) { |
| // ignore |
| } |
| myCompiledPattern = p; |
| } |
| |
| @Override |
| public boolean isMatched(@NotNull ArrangementEntry entry) { |
| if (myCompiledPattern == null) { |
| return false; |
| } |
| String text = getTextToMatch(entry); |
| return text != null && myCompiledPattern.matcher(text).matches(); |
| } |
| |
| @Nullable |
| protected abstract String getTextToMatch(@NotNull ArrangementEntry entry); |
| |
| @NotNull |
| public String getPattern() { |
| return myPattern; |
| } |
| |
| @Override |
| public int hashCode() { |
| return myPattern.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| |
| AbstractRegexpArrangementMatcher that = (AbstractRegexpArrangementMatcher)o; |
| return myPattern.equals(that.myPattern); |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("regexp '%s'", myPattern); |
| } |
| } |