001/*
002 * (C) Copyright 2006-2012 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Bogdan Stefanescu
018 *     Florent Guillaume
019 *     Nicolas Chapurlat <nchapurlat@nuxeo.com>
020 */
021package org.nuxeo.ecm.core.schema.types;
022
023import java.util.HashSet;
024
025import org.nuxeo.ecm.core.schema.types.constraints.Constraint;
026import org.nuxeo.ecm.core.schema.types.resolver.ObjectResolver;
027
028/**
029 * Implementation of a simple type that is not primitive (and therefore has constraints).
030 */
031public class SimpleTypeImpl extends AbstractType implements SimpleType {
032
033    private static final long serialVersionUID = 1L;
034
035    private ObjectResolver resolver;
036
037    private PrimitiveType primitiveType;
038
039    public SimpleTypeImpl(SimpleType superType, String schema, String name) {
040        super(superType, schema, name);
041        // simple types must have a not null super type
042        // for example a primitive type or another simple type
043        assert superType != null;
044        constraints = new HashSet<Constraint>();
045    }
046
047    @Override
048    public boolean validate(Object object) throws TypeException {
049        if (object == null) {
050            return true;
051        }
052        if (validateConstraints(object)) {
053            return getSuperType().validate(object);
054        }
055        return false;
056    }
057
058    @Override
059    public PrimitiveType getPrimitiveType() {
060        if (primitiveType == null) {
061            primitiveType = ((SimpleType) getSuperType()).getPrimitiveType();
062        }
063        return primitiveType;
064    }
065
066    @Override
067    public boolean isPrimitive() {
068        return false;
069    }
070
071    @Override
072    public boolean isSimpleType() {
073        return true;
074    }
075
076    public void setResolver(ObjectResolver resolver) {
077        this.resolver = resolver;
078    }
079
080    @Override
081    public ObjectResolver getObjectResolver() {
082        return resolver;
083    }
084
085    @Override
086    public Object decode(String str) {
087        return getPrimitiveType().decode(str);
088    }
089
090    @Override
091    public String encode(Object value) {
092        return getPrimitiveType().encode(value);
093    }
094
095    @Override
096    public Object convert(Object value) throws TypeException {
097        return getPrimitiveType().convert(value);
098    }
099
100    @Override
101    public Object newInstance() {
102        // XXX AT: not sure that's what is supposed to be done
103        return getPrimitiveType().newInstance();
104    }
105
106}