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/*******************************************************************************
* Copyright (c) 2007, 2015 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.jpa.core.internal.context.java;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jpt.common.core.utility.TextRange;
import org.eclipse.jpt.common.utility.internal.ObjectTools;
import org.eclipse.jpt.common.utility.internal.StringTools;
import org.eclipse.jpt.common.utility.internal.collection.ListTools;
import org.eclipse.jpt.common.utility.iterable.ListIterable;
import org.eclipse.jpt.jpa.core.context.Query;
import org.eclipse.jpt.jpa.core.context.QueryHint;
import org.eclipse.jpt.jpa.core.context.java.JavaQuery;
import org.eclipse.jpt.jpa.core.context.java.JavaQueryContainer;
import org.eclipse.jpt.jpa.core.context.java.JavaQueryHint;
import org.eclipse.jpt.jpa.core.internal.context.MappingTools;
import org.eclipse.jpt.jpa.core.jpql.JpaJpqlQueryHelper;
import org.eclipse.jpt.jpa.core.resource.java.QueryAnnotation;
import org.eclipse.jpt.jpa.core.resource.java.QueryHintAnnotation;
import org.eclipse.jpt.jpa.core.validation.JptJpaCoreValidationMessages;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
import org.eclipse.wst.validation.internal.provisional.core.IReporter;
/**
* Java query
*/
public abstract class AbstractJavaQuery<P extends JavaQueryContainer, A extends QueryAnnotation>
extends AbstractJavaContextModel<P>
implements JavaQuery
{
protected final A queryAnnotation;
protected String name;
protected final ContextListContainer<JavaQueryHint, QueryHintAnnotation> hintContainer;
protected AbstractJavaQuery(P parent, A queryAnnotation) {
super(parent);
this.queryAnnotation = queryAnnotation;
this.name = queryAnnotation.getName();
this.hintContainer = this.buildHintContainer();
}
// ********** synchronize/update **********
@Override
public void synchronizeWithResourceModel(IProgressMonitor monitor) {
super.synchronizeWithResourceModel(monitor);
this.setName_(this.queryAnnotation.getName());
this.syncHints(monitor);
}
@Override
public void update(IProgressMonitor monitor) {
super.update(monitor);
this.updateModels(this.getHints(), monitor);
}
// ********** name **********
public String getName() {
return this.name;
}
public void setName(String name) {
this.queryAnnotation.setName(name);
this.setName_(name);
}
protected void setName_(String name) {
String old = this.name;
this.name = name;
this.firePropertyChanged(NAME_PROPERTY, old, name);
}
// ********** hints **********
public ListIterable<JavaQueryHint> getHints() {
return this.hintContainer;
}
public int getHintsSize() {
return this.hintContainer.size();
}
public JavaQueryHint addHint() {
return this.addHint(this.getHintsSize());
}
public JavaQueryHint addHint(int index) {
QueryHintAnnotation annotation = this.queryAnnotation.addHint(index);
return this.hintContainer.addContextElement(index, annotation);
}
public void removeHint(QueryHint hint) {
this.removeHint(this.hintContainer.indexOf((JavaQueryHint) hint));
}
public void removeHint(int index) {
this.queryAnnotation.removeHint(index);
this.hintContainer.remove(index);
}
public void moveHint(int targetIndex, int sourceIndex) {
this.queryAnnotation.moveHint(targetIndex, sourceIndex);
this.hintContainer.move(targetIndex, sourceIndex);
}
public JavaQueryHint getHint(int index) {
return this.hintContainer.get(index);
}
protected JavaQueryHint buildHint(QueryHintAnnotation hintAnnotation) {
return this.getJpaFactory().buildJavaQueryHint(this, hintAnnotation);
}
protected void syncHints(IProgressMonitor monitor) {
this.hintContainer.synchronizeWithResourceModel(monitor);
}
protected ListIterable<QueryHintAnnotation> getHintAnnotations() {
return this.queryAnnotation.getHints();
}
protected ContextListContainer<JavaQueryHint, QueryHintAnnotation> buildHintContainer() {
return this.buildSpecifiedContextListContainer(HINTS_LIST, new HintContainerAdapter());
}
/**
* hint container adapter
*/
public class HintContainerAdapter
extends AbstractContainerAdapter<JavaQueryHint, QueryHintAnnotation>
{
public JavaQueryHint buildContextElement(QueryHintAnnotation resourceElement) {
return AbstractJavaQuery.this.buildHint(resourceElement);
}
public ListIterable<QueryHintAnnotation> getResourceElements() {
return AbstractJavaQuery.this.getHintAnnotations();
}
public QueryHintAnnotation extractResourceElement(JavaQueryHint contextElement) {
return contextElement.getQueryHintAnnotation();
}
}
// ********** validation **********
public boolean supportsValidationMessages() {
return MappingTools.modelIsInternalSource(this, this.getQueryAnnotation());
}
public void validate(JpaJpqlQueryHelper queryHelper, List<IMessage> messages, IReporter reporter) {
super.validate(messages, reporter);
this.validateName(messages);
}
protected void validateName(List<IMessage> messages) {
if (StringTools.isBlank(this.name)) {
messages.add(
this.buildValidationMessage(
this.getNameTextRange(),
JptJpaCoreValidationMessages.QUERY_NAME_UNDEFINED
)
);
}
}
public TextRange getValidationTextRange() {
TextRange textRange = this.queryAnnotation.getTextRange();
return (textRange != null) ? textRange : this.parent.getValidationTextRange();
}
public TextRange getNameTextRange() {
return this.getValidationTextRange(this.queryAnnotation.getNameTextRange());
}
public boolean isEquivalentTo(Query other) {
return (this != other) &&
(this.getQueryType() == other.getQueryType()) &&
this.isEquivalentTo_(other);
}
protected boolean isEquivalentTo_(Query other) {
return ObjectTools.equals(this.name, other.getName()) &&
this.hintsAreEquivalentTo(other);
}
protected boolean hintsAreEquivalentTo(Query other) {
// get fixed lists of the hints
ArrayList<JavaQueryHint> hints1 = ListTools.arrayList(this.getHints());
ArrayList<? extends QueryHint> hints2 = ListTools.arrayList(other.getHints());
if (hints1.size() != hints2.size()) {
return false;
}
for (int i = 0; i < hints1.size(); i++) {
if ( ! hints1.get(i).isEquivalentTo(hints2.get(i))) {
return false;
}
}
return true;
}
// ********** misc **********
public A getQueryAnnotation() {
return this.queryAnnotation;
}
@Override
public void toString(StringBuilder sb) {
sb.append(this.name);
}
}
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