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/*
* Copyright 2011 gitblit.com.
*
* Licensed 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 com.gitblit.models;
import java.io.Serializable;
import java.util.Date;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.PersonIdent;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevObject;
import org.eclipse.jgit.revwalk.RevTag;
import com.gitblit.utils.JGitUtils;
/**
* RefModel is a serializable model class that represents a tag or branch and
* includes the referenced object.
*
* @author James Moger
*
*/
public class RefModel implements Serializable, Comparable<RefModel> {
private static final long serialVersionUID = 876822269940583606L;
public final String displayName;
private final Date date;
private final String name;
private final int type;
private final String id;
private final String referencedId;
private final boolean annotated;
private final PersonIdent person;
private final String shortMessage;
private final String fullMessage;
private transient ObjectId objectId;
private transient ObjectId referencedObjectId;
public transient Ref reference; // Used in too many places.
public RefModel(String displayName, Ref ref, RevObject refObject) {
this.reference = ref;
this.displayName = displayName;
this.date = internalGetDate(refObject);
this.name = (ref != null) ? ref.getName() : displayName;
this.type = internalGetReferencedObjectType(refObject);
this.objectId = internalGetObjectId(reference);
this.id = this.objectId.getName();
this.referencedObjectId = internalGetReferencedObjectId(refObject);
this.referencedId = this.referencedObjectId.getName();
this.annotated = internalIsAnnotatedTag(ref, refObject);
this.person = internalGetAuthorIdent(refObject);
this.shortMessage = internalGetShortMessage(refObject);
this.fullMessage = internalGetFullMessage(refObject);
}
private Date internalGetDate(RevObject referencedObject) {
Date date = new Date(0);
if (referencedObject != null) {
if (referencedObject instanceof RevTag) {
RevTag tag = (RevTag) referencedObject;
PersonIdent tagger = tag.getTaggerIdent();
if (tagger != null) {
date = tagger.getWhen();
}
} else if (referencedObject instanceof RevCommit) {
RevCommit commit = (RevCommit) referencedObject;
date = JGitUtils.getAuthorDate(commit);
}
}
return date;
}
public Date getDate() {
return date;
}
public String getName() {
return name;
}
private int internalGetReferencedObjectType(RevObject referencedObject) {
int type = referencedObject.getType();
if (referencedObject instanceof RevTag) {
type = ((RevTag) referencedObject).getObject().getType();
}
return type;
}
public int getReferencedObjectType() {
return type;
}
private ObjectId internalGetReferencedObjectId(RevObject referencedObject) {
if (referencedObject instanceof RevTag) {
return ((RevTag) referencedObject).getObject().getId();
}
return referencedObject.getId();
}
public ObjectId getReferencedObjectId() {
if (referencedObjectId == null) {
referencedObjectId = ObjectId.fromString(referencedId);
}
return referencedObjectId;
}
private String internalGetShortMessage(RevObject referencedObject) {
String message = "";
if (referencedObject instanceof RevTag) {
message = ((RevTag) referencedObject).getShortMessage();
} else if (referencedObject instanceof RevCommit) {
message = ((RevCommit) referencedObject).getShortMessage();
}
return message;
}
public String getShortMessage() {
return shortMessage;
}
private String internalGetFullMessage(RevObject referencedObject) {
String message = "";
if (referencedObject instanceof RevTag) {
message = ((RevTag) referencedObject).getFullMessage();
} else if (referencedObject instanceof RevCommit) {
message = ((RevCommit) referencedObject).getFullMessage();
}
return message;
}
public String getFullMessage() {
return fullMessage;
}
private PersonIdent internalGetAuthorIdent(RevObject referencedObject) {
if (referencedObject instanceof RevTag) {
return ((RevTag) referencedObject).getTaggerIdent();
} else if (referencedObject instanceof RevCommit) {
return ((RevCommit) referencedObject).getAuthorIdent();
}
return null;
}
public PersonIdent getAuthorIdent() {
return person;
}
private ObjectId internalGetObjectId(Ref reference) {
return reference.getObjectId();
}
public ObjectId getObjectId() {
if (objectId == null) {
objectId = ObjectId.fromString(id);
}
return objectId;
}
private boolean internalIsAnnotatedTag(Ref reference, RevObject referencedObject) {
if (referencedObject instanceof RevTag) {
return !getReferencedObjectId().equals(getObjectId());
}
return reference.getPeeledObjectId() != null;
}
public boolean isAnnotatedTag() {
return annotated;
}
@Override
public int hashCode() {
return getReferencedObjectId().hashCode() + getName().hashCode();
}
@Override
public boolean equals(Object o) {
if (o instanceof RefModel) {
RefModel other = (RefModel) o;
return getName().equals(other.getName());
}
return super.equals(o);
}
@Override
public int compareTo(RefModel o) {
return getDate().compareTo(o.getDate());
}
@Override
public String toString() {
return displayName;
}
}
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