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/*******************************************************************************
* Copyright (c) 2007, 2008 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.core.internal.context.java;
import java.util.ArrayList;
import java.util.List;
import java.util.ListIterator;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.context.Query;
import org.eclipse.jpt.core.context.QueryHint;
import org.eclipse.jpt.core.context.java.JavaJpaContextNode;
import org.eclipse.jpt.core.context.java.JavaQuery;
import org.eclipse.jpt.core.context.java.JavaQueryHint;
import org.eclipse.jpt.core.resource.java.QueryAnnotation;
import org.eclipse.jpt.core.resource.java.QueryHintAnnotation;
import org.eclipse.jpt.core.utility.TextRange;
import org.eclipse.jpt.utility.internal.CollectionTools;
import org.eclipse.jpt.utility.internal.StringTools;
import org.eclipse.jpt.utility.internal.iterators.CloneListIterator;
public abstract class AbstractJavaQuery extends AbstractJavaJpaContextNode
implements JavaQuery
{
protected String name;
protected String query;
protected final List<JavaQueryHint> hints;
protected QueryAnnotation resourceQuery;
protected AbstractJavaQuery(JavaJpaContextNode parent) {
super(parent);
this.hints = new ArrayList<JavaQueryHint>();
}
protected QueryAnnotation getResourceQuery() {
return this.resourceQuery;
}
public String getName() {
return this.name;
}
public void setName(String newName) {
String oldName = this.name;
this.name = newName;
this.resourceQuery.setName(newName);
firePropertyChanged(Query.NAME_PROPERTY, oldName, newName);
}
protected void setName_(String newName) {
String oldName = this.name;
this.name = newName;
firePropertyChanged(Query.NAME_PROPERTY, oldName, newName);
}
public String getQuery() {
return this.query;
}
public void setQuery(String newQuery) {
String oldQuery = this.query;
this.query = newQuery;
this.resourceQuery.setQuery(newQuery);
firePropertyChanged(Query.QUERY_PROPERTY, oldQuery, newQuery);
}
protected void setQuery_(String newQuery) {
String oldQuery = this.query;
this.query = newQuery;
firePropertyChanged(Query.QUERY_PROPERTY, oldQuery, newQuery);
}
public ListIterator<JavaQueryHint> hints() {
return new CloneListIterator<JavaQueryHint>(this.hints);
}
public int hintsSize() {
return this.hints.size();
}
public JavaQueryHint addHint(int index) {
JavaQueryHint hint = getJpaFactory().buildJavaQueryHint(this);
this.hints.add(index, hint);
this.getResourceQuery().addHint(index);
this.fireItemAdded(Query.HINTS_LIST, index, hint);
return hint;
}
protected void addHint(int index, JavaQueryHint hint) {
addItemToList(index, hint, this.hints, Query.HINTS_LIST);
}
protected void addHint(JavaQueryHint hint) {
addHint(this.hints.size(), hint);
}
public void removeHint(QueryHint queryHint) {
removeHint(this.hints.indexOf(queryHint));
}
public void removeHint(int index) {
JavaQueryHint removedHint = this.hints.remove(index);
this.getResourceQuery().removeHint(index);
fireItemRemoved(Query.HINTS_LIST, index, removedHint);
}
protected void removeHint_(JavaQueryHint hint) {
removeItemFromList(hint, this.hints, Query.HINTS_LIST);
}
public void moveHint(int targetIndex, int sourceIndex) {
CollectionTools.move(this.hints, targetIndex, sourceIndex);
this.getResourceQuery().moveHint(targetIndex, sourceIndex);
fireItemMoved(Query.HINTS_LIST, targetIndex, sourceIndex);
}
protected void initialize(QueryAnnotation queryAnnotation) {
this.resourceQuery = queryAnnotation;
this.name = queryAnnotation.getName();
this.query = queryAnnotation.getQuery();
this.initializeQueryHints(queryAnnotation);
getPersistenceUnit().addQuery(this);
}
protected void update(QueryAnnotation queryAnnotation) {
this.resourceQuery = queryAnnotation;
this.setName_(queryAnnotation.getName());
this.setQuery_(queryAnnotation.getQuery());
this.updateQueryHints(queryAnnotation);
getPersistenceUnit().addQuery(this);
}
protected void initializeQueryHints(QueryAnnotation queryAnnotation) {
ListIterator<QueryHintAnnotation> annotations = queryAnnotation.hints();
while(annotations.hasNext()) {
this.hints.add(createQueryHint(annotations.next()));
}
}
protected void updateQueryHints(QueryAnnotation queryAnnotation) {
ListIterator<JavaQueryHint> contextHints = hints();
ListIterator<QueryHintAnnotation> resourceHints = queryAnnotation.hints();
while (contextHints.hasNext()) {
JavaQueryHint hint = contextHints.next();
if (resourceHints.hasNext()) {
hint.update(resourceHints.next());
}
else {
removeHint_(hint);
}
}
while (resourceHints.hasNext()) {
addHint(createQueryHint(resourceHints.next()));
}
}
protected JavaQueryHint createQueryHint(QueryHintAnnotation resourceQueryHint) {
JavaQueryHint queryHint = getJpaFactory().buildJavaQueryHint(this);
queryHint.initialize(resourceQueryHint);
return queryHint;
}
public TextRange getValidationTextRange(CompilationUnit astRoot) {
return this.resourceQuery.getTextRange(astRoot);
}
public TextRange getNameTextRange(CompilationUnit astRoot) {
return this.resourceQuery.getNameTextRange(astRoot);
}
public boolean overrides(Query other) {
// java is at the base of the tree
return false;
}
public boolean duplicates(Query other) {
return (this != other)
&& ! StringTools.stringIsEmpty(this.name)
&& this.name.equals(other.getName())
&& ! this.overrides(other)
&& ! other.overrides(this);
}
@Override
public void toString(StringBuilder sb) {
sb.append(this.name);
}
}
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