/*
*
* JBoss, Home of Professional Open Source
* Copyright 2014, Red Hat, Inc., and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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 org.jboss.weld.context.beanstore;
import org.jboss.weld.bean.StringBeanIdentifier;
import org.jboss.weld.exceptions.IllegalStateException;
import org.jboss.weld.serialization.BeanIdentifierIndex;
import org.jboss.weld.serialization.spi.BeanIdentifier;
/**
* An abstract naming scheme which makes use of {@link BeanIdentifierIndex} if possible.
*
* @author Martin Kouba
*/
public abstract class BeanIdentifierIndexNamingScheme extends AbstractNamingScheme {
private static final String FALLBACK_FLAG = "F_";
private final BeanIdentifierIndex index;
public BeanIdentifierIndexNamingScheme(String delimiter, BeanIdentifierIndex index) {
super(delimiter);
this.index = index;
}
@Override
public BeanIdentifier deprefix(String id) {
String deprefixed = id.substring(getPrefix().length() + getDelimiter().length());
if (deprefixed.startsWith(FALLBACK_FLAG)) {
return new StringBeanIdentifier(deprefixed.substring(FALLBACK_FLAG.length()));
}
try {
return index.getIdentifier(Integer.parseInt(deprefixed));
} catch (NumberFormatException e) {
throw new IllegalStateException("Unable to deprefix id:" + id, e);
}
}
@Override
public String prefix(BeanIdentifier id) {
Integer idx = index.getIndex(id);
if (idx == null) {
return getPrefix() + getDelimiter() + FALLBACK_FLAG + id.asString();
}
return getPrefix() + getDelimiter() + idx;
}
}