/*
* JBoss, Home of Professional Open Source.
* Copyright 2010, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.pojo.descriptor;
import org.jboss.as.pojo.logging.PojoLogger;
import java.io.Serializable;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* Map meta data.
*
* @author <a href="mailto:ales.justin@jboss.org">Ales Justin</a>
*/
public class MapConfig extends ValueConfig implements Serializable {
private static final long serialVersionUID = 1L;
protected String keyType;
protected String valueType;
private Map<ValueConfig, ValueConfig> map = new HashMap<ValueConfig, ValueConfig>();
private Class<?> mapType;
private Class<?> keyClass;
private Class<?> valueClass;
@SuppressWarnings({"unchecked"})
protected Map<Object, Object> createInstance() {
try {
if (mapType != null) {
return (Map<Object, Object>) mapType.newInstance();
} else {
return new HashMap();
}
} catch (Exception e) {
throw PojoLogger.ROOT_LOGGER.cannotInstantiateMap(e);
}
}
@Override
public void visit(ConfigVisitor visitor) {
mapType = getType(visitor, getType());
keyClass = getType(visitor, keyType);
valueClass = getType(visitor, valueType);
super.visit(visitor);
}
@Override
protected void addChildren(ConfigVisitor visitor, List<ConfigVisitorNode> nodes) {
nodes.addAll(map.keySet());
nodes.addAll(map.values());
}
protected Object getPtValue(ParameterizedType type) {
Type kt = keyClass;
if (kt == null && type != null)
kt = getComponentType(type, 0);
Type vt = valueClass;
if (vt == null && type != null)
vt = getComponentType(type, 1);
Map<Object, Object> result = createInstance();
for (Map.Entry<ValueConfig, ValueConfig> entry : map.entrySet()) {
result.put(entry.getKey().getValue(kt), entry.getValue().getValue(vt));
}
return result;
}
protected Object getClassValue(Class<?> type) {
Map<Object, Object> result = createInstance();
for (Map.Entry<ValueConfig, ValueConfig> entry : map.entrySet()) {
result.put(entry.getKey().getValue(keyClass), entry.getValue().getValue(valueClass));
}
return result;
}
public void put(ValueConfig key, ValueConfig value) {
map.put(key, value);
}
public void setKeyType(String keyType) {
this.keyType = keyType;
}
public void setValueType(String valueType) {
this.valueType = valueType;
}
}