org.apache.openjpa.kernel.exps.WildcardMatch Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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* specific language governing permissions and limitations
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*/
package org.apache.openjpa.kernel.exps;
import org.apache.openjpa.kernel.StoreContext;
import org.apache.openjpa.lib.util.SimpleRegex;
/**
* Tests if the target matches the wildcard expression given in the
* argument. The wildcard '?' is used to represent any single character,
* while '*' is used to represent any series of 0 or more characters.
* Examples:
* "address.street.ext:wildcardMatch (\"?ain*reet\")"
*
*
* @deprecated Use matches() instead.
*/
@Deprecated
public class WildcardMatch
implements FilterListener {
private static final long serialVersionUID = 1L;
public static final String TAG = "wildcardMatch";
@Override
public String getTag() {
return TAG;
}
@Override
public boolean expectsArguments() {
return true;
}
@Override
public boolean expectsTarget() {
return true;
}
@Override
public Object evaluate(Object target, Class targetClass, Object[] args,
Class[] argClasses, Object candidate, StoreContext ctx) {
if (target == null || args[0] == null)
return Boolean.FALSE;
// create a regexp for the wildcard expression by subbing '.' for '?'
// and '.*' for '*'
String wild = args[0].toString().replace('?', '.');
for (int st = 0, i; (i = wild.indexOf("*", st)) != -1; st = i + 3)
wild = wild.substring(0, i) + "." + wild.substring(i);
SimpleRegex re = new SimpleRegex(wild, false);
return (re.matches(target.toString())) ? Boolean.TRUE : Boolean.FALSE;
}
@Override
public Class getType(Class targetClass, Class[] argClasses) {
return boolean.class;
}
}