| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.ode.dao.jpa; |
| |
| import org.apache.ode.bpel.dao.ScopeDAO; |
| import org.apache.ode.bpel.dao.XmlDataDAO; |
| import org.apache.ode.utils.DOMUtils; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.Text; |
| |
| import javax.persistence.Basic; |
| import javax.persistence.CascadeType; |
| import javax.persistence.Column; |
| import javax.persistence.Entity; |
| import javax.persistence.FetchType; |
| import javax.persistence.GeneratedValue; |
| import javax.persistence.GenerationType; |
| import javax.persistence.Id; |
| import javax.persistence.Lob; |
| import javax.persistence.ManyToOne; |
| import javax.persistence.NamedQueries; |
| import javax.persistence.NamedQuery; |
| import javax.persistence.OneToMany; |
| import javax.persistence.Table; |
| import javax.persistence.Transient; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| |
| /** |
| * @author Matthieu Riou <mriou at apache dot org> |
| */ |
| @Entity |
| @Table(name="ODE_XML_DATA") |
| @NamedQueries({ |
| @NamedQuery(name=XmlDataDAOImpl.SELECT_XMLDATA_IDS_BY_PROCESS, query="select distinct x._id from XmlDataDAOImpl as x where x._scope._processInstance._process = :process"), |
| @NamedQuery(name=XmlDataDAOImpl.SELECT_XMLDATA_IDS_BY_INSTANCE, query="select distinct x._id from XmlDataDAOImpl as x where x._scope._processInstance = :instance"), |
| @NamedQuery(name=XmlDataDAOImpl.DELETE_XMLDATA_BY_SCOPE_IDS, query="delete from XmlDataDAOImpl as x where x._scopeId in(:scopeIds)") |
| }) |
| public class XmlDataDAOImpl implements XmlDataDAO { |
| public final static String SELECT_XMLDATA_IDS_BY_PROCESS = "SELECT_XMLDATA_IDS_BY_PROCESS"; |
| public final static String SELECT_XMLDATA_IDS_BY_INSTANCE = "SELECT_XMLDATA_IDS_BY_INSTANCE"; |
| public final static String DELETE_XMLDATA_BY_SCOPE_IDS = "DELETE_XMLDATA_BY_SCOPE_IDS"; |
| |
| @Id @Column(name="XML_DATA_ID") |
| @GeneratedValue(strategy=GenerationType.AUTO) |
| @SuppressWarnings("unused") |
| private Long _id; |
| @Lob @Column(name="DATA") |
| private String _data; |
| @Transient |
| private Node _node; |
| @Basic @Column(name="IS_SIMPLE_TYPE") |
| private boolean _isSimpleType; |
| @Basic @Column(name="NAME") |
| private String _name; |
| |
| @OneToMany(targetEntity=XmlDataProperty.class,mappedBy="_xmlData",fetch=FetchType.EAGER,cascade={CascadeType.ALL}) |
| private Collection<XmlDataProperty> _props = new ArrayList<XmlDataProperty>(); |
| |
| @SuppressWarnings("unused") |
| @Basic @Column(name="SCOPE_ID", nullable=true, insertable=false, updatable=false) |
| private Long _scopeId; |
| @ManyToOne(fetch=FetchType.LAZY,cascade={CascadeType.PERSIST}) @Column(name="SCOPE_ID") |
| private ScopeDAOImpl _scope; |
| |
| public XmlDataDAOImpl() {} |
| public XmlDataDAOImpl(ScopeDAOImpl scope, String name){ |
| _scope = scope; |
| _name = name; |
| } |
| |
| public Node get() { |
| if ( _node == null && _data != null ) { |
| if(_isSimpleType){ |
| Document d = DOMUtils.newDocument(); |
| // we create a dummy wrapper element |
| // prevents some apps from complaining |
| // when text node is not actual child of document |
| Element e = d.createElement("text-node-wrapper"); |
| Text tnode = d.createTextNode(_data); |
| d.appendChild(e); |
| e.appendChild(tnode); |
| _node = tnode; |
| }else{ |
| try{ |
| _node = DOMUtils.stringToDOM(_data); |
| }catch(Exception e){ |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| |
| return _node; |
| } |
| |
| public String getName() { |
| return _name; |
| } |
| |
| public String getProperty(String propertyName) { |
| for (XmlDataProperty prop : _props) { |
| if (prop.getPropertyKey().equals(propertyName)) return prop.getPropertyValue(); |
| } |
| return null; |
| } |
| |
| public ScopeDAO getScopeDAO() { |
| return _scope; |
| } |
| |
| public boolean isNull() { |
| return _data == null; |
| } |
| |
| public void remove() { |
| |
| } |
| |
| public void set(Node val) { |
| _node = val; |
| if ( val instanceof Element ) { |
| _isSimpleType = false; |
| _data = DOMUtils.domToString(val); |
| } else if (_node != null) { |
| _isSimpleType = true; |
| _data = _node.getNodeValue(); |
| } |
| } |
| |
| public void setProperty(String pname, String pvalue) { |
| _props.add(new XmlDataProperty(pname, pvalue, this)); |
| } |
| |
| } |