| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| RelationshipPrefetcherImpl |
|
| 1.0;1 |
| 1 | package org.apache.ojb.broker.accesslayer; | |
| 2 | ||
| 3 | /* Copyright 2002-2005 The Apache Software Foundation | |
| 4 | * | |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 6 | * you may not use this file except in compliance with the License. | |
| 7 | * You may obtain a copy of the License at | |
| 8 | * | |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 10 | * | |
| 11 | * Unless required by applicable law or agreed to in writing, software | |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 14 | * See the License for the specific language governing permissions and | |
| 15 | * limitations under the License. | |
| 16 | */ | |
| 17 | ||
| 18 | import org.apache.ojb.broker.core.PersistenceBrokerImpl; | |
| 19 | import org.apache.ojb.broker.metadata.ClassDescriptor; | |
| 20 | import org.apache.ojb.broker.metadata.ObjectReferenceDescriptor; | |
| 21 | ||
| 22 | /** | |
| 23 | * Abstract Relationship Prefetchers. | |
| 24 | * Each Prefetcher handles a single Relationship (1:1 or 1:n) | |
| 25 | * | |
| 26 | * @author <a href="mailto:jbraeuchi@gmx.ch">Jakob Braeuchi</a> | |
| 27 | * @version $Id: RelationshipPrefetcherImpl.java,v 1.1 2007-08-24 22:17:30 ewestfal Exp $ | |
| 28 | */ | |
| 29 | public abstract class RelationshipPrefetcherImpl extends BasePrefetcher | |
| 30 | { | |
| 31 | private ObjectReferenceDescriptor objectReferenceDescriptor; | |
| 32 | private boolean cascadeRetrieve; | |
| 33 | ||
| 34 | /** | |
| 35 | * Constructor for RelationshipPrefetcherImpl. | |
| 36 | */ | |
| 37 | public RelationshipPrefetcherImpl(PersistenceBrokerImpl aBroker, ObjectReferenceDescriptor anOrd) | |
| 38 | { | |
| 39 | super(aBroker, anOrd.getItemClass()); | |
| 40 | objectReferenceDescriptor = anOrd; | |
| 41 | } | |
| 42 | ||
| 43 | /** | |
| 44 | * @see org.apache.ojb.broker.accesslayer.RelationshipPrefetcher#prepareRelationshipSettings() | |
| 45 | */ | |
| 46 | public void prepareRelationshipSettings() | |
| 47 | { | |
| 48 | setCascadeRetrieve(getObjectReferenceDescriptor().getCascadeRetrieve()); | |
| 49 | ||
| 50 | // BRJ: do not modify reference-descriptor | |
| 51 | // getObjectReferenceDescriptor().setCascadeRetrieve(false); | |
| 52 | } | |
| 53 | ||
| 54 | /** | |
| 55 | * Returns the ClassDescriptor of the owner Class | |
| 56 | * @return ClassDescriptor | |
| 57 | */ | |
| 58 | protected ClassDescriptor getOwnerClassDescriptor() | |
| 59 | { | |
| 60 | return getObjectReferenceDescriptor().getClassDescriptor(); | |
| 61 | } | |
| 62 | ||
| 63 | /** | |
| 64 | * @see org.apache.ojb.broker.accesslayer.RelationshipPrefetcher#restoreRelationshipSettings() | |
| 65 | */ | |
| 66 | public void restoreRelationshipSettings() | |
| 67 | { | |
| 68 | // BRJ: do not modify reference-descriptor | |
| 69 | // getObjectReferenceDescriptor().setCascadeRetrieve(isCascadeRetrieve()); | |
| 70 | } | |
| 71 | ||
| 72 | /** | |
| 73 | * Returns the objectReferenceDescriptor. | |
| 74 | * @return ObjectReferenceDescriptor | |
| 75 | */ | |
| 76 | protected ObjectReferenceDescriptor getObjectReferenceDescriptor() | |
| 77 | { | |
| 78 | return objectReferenceDescriptor; | |
| 79 | } | |
| 80 | ||
| 81 | /** | |
| 82 | * Sets the objectReferenceDescriptor. | |
| 83 | * @param objectReferenceDescriptor The objectReferenceDescriptor to set | |
| 84 | */ | |
| 85 | protected void setObjectReferenceDescriptor(ObjectReferenceDescriptor objectReferenceDescriptor) | |
| 86 | { | |
| 87 | this.objectReferenceDescriptor = objectReferenceDescriptor; | |
| 88 | } | |
| 89 | ||
| 90 | /** | |
| 91 | * Returns the cascadeRetrieve. | |
| 92 | * @return boolean | |
| 93 | */ | |
| 94 | protected boolean isCascadeRetrieve() | |
| 95 | { | |
| 96 | return cascadeRetrieve; | |
| 97 | } | |
| 98 | ||
| 99 | /** | |
| 100 | * Sets the cascadeRetrieve. | |
| 101 | * @param cascadeRetrieve The cascadeRetrieve to set | |
| 102 | */ | |
| 103 | protected void setCascadeRetrieve(boolean cascadeRetrieve) | |
| 104 | { | |
| 105 | this.cascadeRetrieve = cascadeRetrieve; | |
| 106 | } | |
| 107 | } |