com.facebook.presto.jdbc.internal.guava.base.PatternCompiler Maven / Gradle / Ivy
/*
* Copyright (C) 2016 The Guava Authors
*
* 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.facebook.presto.jdbc.internal.guava.base;
import com.facebook.presto.jdbc.internal.guava.annotations.GwtIncompatible;
/**
* Pluggable interface for compiling a regex pattern. By default this package uses the {@code
* java.util.regex} library, but an alternate implementation can be supplied using the {@link
* java.util.ServiceLoader} mechanism.
*/
@GwtIncompatible
interface PatternCompiler {
/**
* Compiles the given pattern.
*
* @throws IllegalArgumentException if the pattern is invalid
*/
CommonPattern compile(String pattern);
/**
* Returns {@code true} if the regex implementation behaves like Perl -- notably, by supporting
* possessive quantifiers but also being susceptible to catastrophic backtracking.
*/
boolean isPcreLike();
}
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