/*
* Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package com.sun.xml.internal.bind.v2.model.impl;
import java.util.Arrays;
import java.util.Collection;
import java.util.Map;
import javax.xml.bind.annotation.XmlElementWrapper;
import javax.xml.namespace.QName;
import com.sun.xml.internal.bind.v2.model.core.MapPropertyInfo;
import com.sun.xml.internal.bind.v2.model.core.NonElement;
import com.sun.xml.internal.bind.v2.model.core.PropertyKind;
import com.sun.xml.internal.bind.v2.model.core.TypeInfo;
/**
* @author Kohsuke Kawaguchi
*/
class MapPropertyInfoImpl<T,C,F,M> extends PropertyInfoImpl<T,C,F,M> implements MapPropertyInfo<T,C> {
private final QName xmlName;
private boolean nil;
private final T keyType;
private final T valueType;
// laziy computed to handle cyclic references
private NonElement<T,C> keyTypeInfo;
private NonElement<T,C> valueTypeInfo;
public MapPropertyInfoImpl(ClassInfoImpl<T,C,F,M> ci, PropertySeed<T,C,F,M> seed) {
super(ci, seed);
XmlElementWrapper xe = seed.readAnnotation(XmlElementWrapper.class);
xmlName = calcXmlName(xe);
nil = xe!=null && xe.nillable();
T raw = getRawType();
T bt = nav().getBaseClass(raw, nav().asDecl(Map.class) );
assert bt!=null; // Map property is only for Maps
if(nav().isParameterizedType(bt)) {
keyType = nav().getTypeArgument(bt,0);
valueType = nav().getTypeArgument(bt,1);
} else {
keyType = valueType = nav().ref(Object.class);
}
}
public Collection<? extends TypeInfo<T,C>> ref() {
return Arrays.asList(getKeyType(),getValueType());
}
public final PropertyKind kind() {
return PropertyKind.MAP;
}
public QName getXmlName() {
return xmlName;
}
public boolean isCollectionNillable() {
return nil;
}
public NonElement<T,C> getKeyType() {
if(keyTypeInfo==null)
keyTypeInfo = getTarget(keyType);
return keyTypeInfo;
}
public NonElement<T,C> getValueType() {
if(valueTypeInfo==null)
valueTypeInfo = getTarget(valueType);
return valueTypeInfo;
}
public NonElement<T,C> getTarget(T type) {
assert parent.builder!=null : "this method must be called during the build stage";
return parent.builder.getTypeInfo(type,this);
}
}