org.hibernate.bytecode.buildtime.spi.BasicClassFilter Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008-2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.bytecode.buildtime.spi;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
/**
* BasicClassFilter provides class filtering based on a series of packages to
* be included and/or a series of explicit class names to be included. If
* neither is specified, then no restrictions are applied.
*
* @author Steve Ebersole
*/
public class BasicClassFilter implements ClassFilter {
private final String[] includedPackages;
private final Set includedClassNames = new HashSet();
private final boolean isAllEmpty;
/**
* Constructs a BasicClassFilter with given configuration.
*/
public BasicClassFilter() {
this( null, null );
}
/**
* Constructs a BasicClassFilter with standard set of configuration.
*
* @param includedPackages Name of packages whose classes should be accepted.
* @param includedClassNames Name of classes that should be accepted.
*/
public BasicClassFilter(String[] includedPackages, String[] includedClassNames) {
this.includedPackages = includedPackages;
if ( includedClassNames != null ) {
this.includedClassNames.addAll( Arrays.asList( includedClassNames ) );
}
isAllEmpty = ( this.includedPackages == null || this.includedPackages.length == 0 )
&& ( this.includedClassNames.isEmpty() );
}
@Override
public boolean shouldInstrumentClass(String className) {
return isAllEmpty ||
includedClassNames.contains( className ) ||
isInIncludedPackage( className );
}
private boolean isInIncludedPackage(String className) {
if ( includedPackages != null ) {
for ( String includedPackage : includedPackages ) {
if ( className.startsWith( includedPackage ) ) {
return true;
}
}
}
return false;
}
}