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/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* 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.intellij.internal;
import com.intellij.codeInsight.lookup.LookupElement;
import com.intellij.codeInsight.lookup.LookupManager;
import com.intellij.codeInsight.lookup.impl.LookupImpl;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.CommonDataKeys;
import com.intellij.openapi.actionSystem.Presentation;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.project.DumbAware;
import com.intellij.openapi.util.text.StringUtil;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
/**
* @author peter
*/
public class DumpLookupElementWeights extends AnAction implements DumbAware {
private static final Logger LOG = Logger.getInstance("#com.intellij.internal.DumpLookupElementWeights");
@Override
public void actionPerformed(final AnActionEvent e) {
final Editor editor = e.getData(CommonDataKeys.EDITOR);
dumpLookupElementWeights((LookupImpl)LookupManager.getActiveLookup(editor));
}
@Override
public void update(final AnActionEvent e) {
final Presentation presentation = e.getPresentation();
final Editor editor = e.getData(CommonDataKeys.EDITOR);
presentation.setEnabled(editor != null && LookupManager.getActiveLookup(editor) != null);
}
public static void dumpLookupElementWeights(final LookupImpl lookup) {
LookupElement selected = lookup.getCurrentItem();
String sb = "selected: " + selected;
if (selected != null) {
sb += "\nprefix: " + lookup.itemPattern(selected);
}
sb += "\nweights:\n" + StringUtil.join(getLookupElementWeights(lookup), "\n");
System.out.println(sb);
LOG.info(sb);
}
public static List<String> getLookupElementWeights(LookupImpl lookup) {
final Map<LookupElement,StringBuilder> strings = lookup.getRelevanceStrings();
List<String> sb = new ArrayList<String>();
for (LookupElement item : lookup.getItems()) {
String weight = strings.get(item).toString();
final String s = item.getLookupString() + "\t" + weight;
sb.add(s);
}
return sb;
}
}
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