/*******************************************************************************
* Copyright (c) 2007, 2009 Spring IDE Developers
* 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:
* Spring IDE Developers - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.beans.ui.editor.util;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.eclipse.core.resources.IFile;
import org.springframework.ide.eclipse.beans.core.model.IBean;
import org.springframework.ide.eclipse.beans.ui.editor.contentassist.IContentAssistContext;
import org.springframework.ide.eclipse.beans.ui.editor.contentassist.IContentAssistProposalRecorder;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
/**
* Utility class with helper methods to calculate bean reference proposals.
* @author Christian Dupuis
* @since 2.0
*/
public class BeansCompletionUtils {
public static void addBeanReferenceProposals(IContentAssistContext context,
IContentAssistProposalRecorder recorder, boolean showExternal) {
addBeanReferenceProposals(context, recorder, showExternal, new ArrayList<String>());
}
public static void addBeanReferenceProposals(IContentAssistContext context,
IContentAssistProposalRecorder recorder, boolean showExternal, List<String> requiredTypes) {
String prefix = context.getMatchString();
IFile file = context.getFile();
Document document = context.getDocument();
if (prefix == null) {
prefix = "";
}
if (document != null) {
BeanReferenceSearchRequestor requestor = new BeanReferenceSearchRequestor(recorder, requiredTypes);
Map<String, Node> beanNodes = BeansEditorUtils.getReferenceableNodes(document, context.getFile());
for (Map.Entry<String, Node> node : beanNodes.entrySet()) {
Node beanNode = node.getValue();
requestor.acceptSearchMatch(node.getKey(), beanNode, file, prefix);
}
if (showExternal) {
Set<IBean> beansList = BeansEditorUtils.getBeansFromConfigSets(file);
Iterator<IBean> iterator = beansList.iterator();
while (iterator.hasNext()) {
IBean bean = iterator.next();
requestor.acceptSearchMatch(bean, file, prefix);
}
}
}
}
}