/**
* Copyright 2007 Google Inc.
*
* 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.tonicsystems.jarjar.transform.config;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.annotation.CheckForNull;
import javax.annotation.Nonnull;
/**
* This object and its subclasses are also exposed to ant, so need setters for XML.
*
* @author shevek
*/
public abstract class AbstractPattern {
private final String patternText;
private final Pattern pattern;
public AbstractPattern(@Nonnull String patternText) {
if (patternText == null)
throw new IllegalArgumentException("Pattern text may not be null.");
this.patternText = patternText;
this.pattern = PatternUtils.newPattern(patternText);
}
@Nonnull
public String getPatternText() {
return patternText;
}
@Nonnull
public Pattern getPattern() {
return pattern;
}
@CheckForNull
protected Matcher getMatcher(@Nonnull String value) {
if (!PatternUtils.isPossibleQualifiedName(value, "/"))
return null;
Matcher matcher = pattern.matcher(value);
if (matcher.matches())
return matcher;
return null;
}
public boolean matches(@Nonnull String value) {
return getMatcher(value) != null;
}
@Override
public String toString() {
return getClass().getSimpleName() + "{" + pattern + ")";
}
}