001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common Development
008: * and Distribution License("CDDL") (collectively, the "License"). You
009: * may not use this file except in compliance with the License. You can obtain
010: * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
011: * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
012: * language governing permissions and limitations under the License.
013: *
014: * When distributing the software, include this License Header Notice in each
015: * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
016: * Sun designates this particular file as subject to the "Classpath" exception
017: * as provided by Sun in the GPL Version 2 section of the License file that
018: * accompanied this code. If applicable, add the following below the License
019: * Header, with the fields enclosed by brackets [] replaced by your own
020: * identifying information: "Portions Copyrighted [year]
021: * [name of copyright owner]"
022: *
023: * Contributor(s):
024: *
025: * If you wish your version of this file to be governed by only the CDDL or
026: * only the GPL Version 2, indicate your decision by adding "[Contributor]
027: * elects to include this software in this distribution under the [CDDL or GPL
028: * Version 2] license." If you don't indicate a single choice of license, a
029: * recipient has the option to distribute your version of this file under
030: * either the CDDL, the GPL Version 2 or to extend the choice of license to
031: * its licensees as provided above. However, if you add GPL Version 2 code
032: * and therefore, elected the GPL Version 2 license, then the option applies
033: * only if the new code is made subject to such option by the copyright
034: * holder.
035: */
036:
037: package com.sun.xml.bind.v2.model.impl;
038:
039: import java.util.Arrays;
040: import java.util.Collection;
041: import java.util.Map;
042:
043: import javax.xml.bind.annotation.XmlElementWrapper;
044: import javax.xml.namespace.QName;
045:
046: import com.sun.xml.bind.v2.model.core.MapPropertyInfo;
047: import com.sun.xml.bind.v2.model.core.NonElement;
048: import com.sun.xml.bind.v2.model.core.PropertyKind;
049: import com.sun.xml.bind.v2.model.core.TypeInfo;
050:
051: /**
052: * @author Kohsuke Kawaguchi
053: */
054: class MapPropertyInfoImpl<T, C, F, M> extends
055: PropertyInfoImpl<T, C, F, M> implements MapPropertyInfo<T, C> {
056:
057: private final QName xmlName;
058: private boolean nil;
059: private final T keyType;
060: private final T valueType;
061:
062: // laziy computed to handle cyclic references
063: private NonElement<T, C> keyTypeInfo;
064: private NonElement<T, C> valueTypeInfo;
065:
066: public MapPropertyInfoImpl(ClassInfoImpl<T, C, F, M> ci,
067: PropertySeed<T, C, F, M> seed) {
068: super (ci, seed);
069:
070: XmlElementWrapper xe = seed
071: .readAnnotation(XmlElementWrapper.class);
072: xmlName = calcXmlName(xe);
073: nil = xe != null && xe.nillable();
074:
075: T raw = getRawType();
076: T bt = nav().getBaseClass(raw, nav().asDecl(Map.class));
077: assert bt != null; // Map property is only for Maps
078:
079: if (nav().isParameterizedType(bt)) {
080: keyType = nav().getTypeArgument(bt, 0);
081: valueType = nav().getTypeArgument(bt, 1);
082: } else {
083: keyType = valueType = nav().ref(Object.class);
084: }
085: }
086:
087: public Collection<? extends TypeInfo<T, C>> ref() {
088: return Arrays.asList(getKeyType(), getValueType());
089: }
090:
091: public final PropertyKind kind() {
092: return PropertyKind.MAP;
093: }
094:
095: public QName getXmlName() {
096: return xmlName;
097: }
098:
099: public boolean isCollectionNillable() {
100: return nil;
101: }
102:
103: public NonElement<T, C> getKeyType() {
104: if (keyTypeInfo == null)
105: keyTypeInfo = getTarget(keyType);
106: return keyTypeInfo;
107: }
108:
109: public NonElement<T, C> getValueType() {
110: if (valueTypeInfo == null)
111: valueTypeInfo = getTarget(valueType);
112: return valueTypeInfo;
113: }
114:
115: public NonElement<T, C> getTarget(T type) {
116: assert parent.builder != null : "this method must be called during the build stage";
117: return parent.builder.getTypeInfo(type, this);
118: }
119: }
|