| /* |
| * Copyright (c) 2007-2009, Osmorc Development Team |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright notice, this list |
| * of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright notice, this |
| * list of conditions and the following disclaimer in the documentation and/or other |
| * materials provided with the distribution. |
| * * Neither the name of 'Osmorc Development Team' nor the names of its contributors may be |
| * used to endorse or promote products derived from this software without specific |
| * prior written permission. |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL |
| * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
| * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
| * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
| * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| package org.jetbrains.lang.manifest.header; |
| |
| import com.intellij.openapi.components.ServiceManager; |
| import com.intellij.openapi.extensions.Extensions; |
| import com.intellij.openapi.util.NotNullLazyValue; |
| import com.intellij.openapi.util.text.LevenshteinDistance; |
| import com.intellij.psi.PsiReference; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.util.containers.ContainerUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| import org.jetbrains.lang.manifest.psi.Header; |
| import org.jetbrains.lang.manifest.psi.HeaderValuePart; |
| |
| import java.util.Collection; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.TreeSet; |
| |
| /** |
| * @author Robert F. Beeger (robert@beeger.net) |
| */ |
| public class HeaderParserRepository { |
| public static HeaderParserRepository getInstance() { |
| return ServiceManager.getService(HeaderParserRepository.class); |
| } |
| |
| private final NotNullLazyValue<Map<String, HeaderParser>> myParsers = new NotNullLazyValue<Map<String, HeaderParser>>() { |
| @NotNull |
| @Override |
| protected Map<String, HeaderParser> compute() { |
| Map<String, HeaderParser> map = ContainerUtil.newHashMap(); |
| for (HeaderParserProvider provider : Extensions.getExtensions(HeaderParserProvider.EP_NAME)) { |
| map.putAll(provider.getHeaderParsers()); |
| } |
| return map; |
| } |
| }; |
| |
| @Nullable |
| public HeaderParser getHeaderParser(@Nullable String headerName) { |
| return myParsers.getValue().get(headerName); |
| } |
| |
| @NotNull |
| public Collection<HeaderNameMatch> getMatches(@NotNull String headerName) { |
| HeaderParser parser = myParsers.getValue().get(headerName); |
| if (parser != null) { |
| return ContainerUtil.emptyList(); |
| } |
| |
| LevenshteinDistance distance = new LevenshteinDistance(); |
| Set<HeaderNameMatch> result = new TreeSet<HeaderNameMatch>(); |
| for (Map.Entry<String, HeaderParser> entry : myParsers.getValue().entrySet()) { |
| String otherName = entry.getKey(); |
| int dist = distance.calculateMetrics(headerName, otherName); |
| result.add(new HeaderNameMatch(dist, otherName)); |
| } |
| return result; |
| } |
| |
| @NotNull |
| public Set<String> getAllHeaderNames() { |
| return myParsers.getValue().keySet(); |
| } |
| |
| @Nullable |
| public Object getConvertedValue(@NotNull Header header) { |
| HeaderParser parser = getHeaderParser(header.getName()); |
| return parser != null ? parser.getConvertedValue(header) : null; |
| } |
| |
| @NotNull |
| public PsiReference[] getReferences(@NotNull HeaderValuePart headerValuePart) { |
| Header header = PsiTreeUtil.getParentOfType(headerValuePart, Header.class); |
| if (header != null) { |
| HeaderParser parser = getHeaderParser(header.getName()); |
| if (parser != null) { |
| return parser.getReferences(headerValuePart); |
| } |
| } |
| |
| return PsiReference.EMPTY_ARRAY; |
| } |
| } |