/*******************************************************************************
* Copyright (c) 2011 SAP AG and others.
* 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:
* SAP AG - initial API and implementation
******************************************************************************/
package com.sap.furcas.prettyprinter.context;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import org.eclipse.emf.ecore.EObject;
import com.sap.furcas.metamodel.FURCAS.TCS.ContextTemplate;
import com.sap.furcas.metamodel.FURCAS.TCS.OperatorTemplate;
import com.sap.furcas.metamodel.FURCAS.TCS.SequenceElement;
import com.sap.furcas.prettyprinter.Formatter.FormatRequest;
import com.sap.furcas.prettyprinter.PrettyPrinter;
import com.sap.furcas.runtime.tcs.TcsUtil;
/**
* A {@link PrintContext} which is used when the {@link PrettyPrinter} descends into
* serializing a {@link ContextTemplate}.
*
* @author Stephan Erb
*
*/
public class TemplatePrintContext implements PrintContext {
private final PrintContext parentContext;
private final EObject modelElement;
private final ContextTemplate template;
private int priority;
public TemplatePrintContext(PrintContext context, EObject modelElement, ContextTemplate template) {
this.parentContext = context;
this.modelElement = modelElement;
this.template = template;
this.priority = parentContext.getPriority();
}
public TemplatePrintContext(PrintContext context, EObject modelElement, OperatorTemplate template, int priority) {
this(context, modelElement, template);
this.priority = priority;
}
@Override
public int getNextOffset() {
return 0;
}
@Override
public int getPriority() {
return priority;
}
@Override
public EObject getContextElementMatchingTag(String tag) {
if (TcsUtil.matchesContext(template, tag)) {
return modelElement;
} else {
return parentContext.getContextElementMatchingTag(tag);
}
}
@Override
public int getIndenationLevel() {
return parentContext.getIndenationLevel();
}
@Override
public int getAlternativeNestingLevel() {
return parentContext.getAlternativeNestingLevel();
}
@Override
public List<FormatRequest> getPendingFormattingRequest() {
return parentContext.getPendingFormattingRequest();
}
@Override
public Collection<FormatRequest> getBlockFormattingBetweenElements() {
return Collections.emptyList();
}
@Override
public SequenceElement getLastSequenceElement() {
return parentContext.getLastSequenceElement();
}
}