| /* |
| * Copyright 2000-2012 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.ide.favoritesTreeView; |
| |
| import com.intellij.codeInsight.folding.impl.GenericElementSignatureProvider; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.util.ProperTextRange; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.openapi.vfs.LocalFileSystem; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.PsiManager; |
| import com.intellij.usageView.UsageInfo; |
| import com.intellij.usages.UsageInfo2UsageAdapter; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| /** |
| * Created with IntelliJ IDEA. |
| * User: Irina.Chernushina |
| * Date: 6/7/12 |
| * Time: 1:58 PM |
| */ |
| public class UsageSerializable implements WorkingSetSerializable<UsageInfo, InvalidUsageNoteNode> { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.ide.favoritesTreeView.UsageSerializable"); |
| private final static String separator = "<>"; |
| |
| @Override |
| public String getId() { |
| return UsageInfo.class.getName(); |
| } |
| |
| @Override |
| public int getVersion() { |
| return 0; |
| } |
| |
| @Override |
| public void serializeMe(UsageInfo info, StringBuilder os) throws IOException { |
| //final SmartPsiElementPointer<?> pointer = info.getSmartPointer(); |
| final GenericElementSignatureProvider provider = new GenericElementSignatureProvider(); |
| final String signature = provider.getSignature(info.getElement()); |
| append(os, info.getFile().getVirtualFile().getPath()); |
| os.append(separator); |
| append(os, signature); |
| os.append(separator); |
| final ProperTextRange rangeInElement = info.getRangeInElement(); |
| if (rangeInElement == null) { |
| append(os, "-1"); |
| os.append(separator); |
| append(os, "-1"); |
| os.append(separator); |
| } |
| else { |
| append(os, String.valueOf(rangeInElement.getStartOffset())); |
| os.append(separator); |
| append(os, String.valueOf(rangeInElement.getEndOffset())); |
| os.append(separator); |
| } |
| append(os, String.valueOf(info.isNonCodeUsage())); |
| os.append(separator); |
| append(os, String.valueOf(info.isDynamicUsage())); |
| os.append(separator); |
| final String text = new UsageInfo2UsageAdapter(info).getPlainText(); |
| append(os, text); |
| os.append(separator); |
| } |
| |
| private void append(final StringBuilder sb, final String s) { |
| sb.append(StringUtil.escapeXml(s)); |
| } |
| |
| @Override |
| public UsageInfo deserializeMe(Project project, String is) throws IOException { |
| return new Reader(is).execute(project); |
| } |
| |
| private static class Reader { |
| private int idx; |
| private final String is; |
| |
| private Reader(String is) { |
| this.idx = 0; |
| this.is = is; |
| } |
| |
| private String readNext(final boolean allowEnd) { |
| int idxNext = is.indexOf(separator, idx); |
| if (idxNext == -1) { |
| if (allowEnd) { |
| return StringUtil.unescapeXml(new String(is.substring(idx))); |
| } |
| } |
| final String s = new String(is.substring(idx, idxNext)); |
| idx = idxNext + separator.length(); |
| return s; |
| } |
| |
| public UsageInfo execute(final Project project) { |
| final GenericElementSignatureProvider provider = new GenericElementSignatureProvider(); |
| |
| final String path = readNext(false); |
| if (path == null) return null; |
| final VirtualFile file = LocalFileSystem.getInstance().findFileByIoFile(new File(path)); |
| if (file == null) return null; |
| PsiFile psiFile = PsiManager.getInstance(project).findFile(file); |
| if (psiFile == null) return null; |
| final String signature = readNext(false); |
| final PsiElement element = provider.restoreBySignature(psiFile, signature, new StringBuilder()); |
| if (element == null) return null; |
| final String startStr = readNext(false); |
| if (startStr == null) return null; |
| final int start = Integer.parseInt(startStr); |
| final String endStr = readNext(false); |
| if (endStr == null) return null; |
| final int end = Integer.parseInt(endStr); |
| final String nonCodeUsageStr = readNext(false); |
| if (nonCodeUsageStr == null) return null; |
| final boolean nonCodeUsage = Boolean.parseBoolean(nonCodeUsageStr); |
| final String dynamicUsageStr = readNext(false); |
| if (dynamicUsageStr == null) return null; |
| final boolean dynamicUsage = Boolean.parseBoolean(dynamicUsageStr); |
| |
| final String text = readNext(true); |
| if (text == null) return null; |
| |
| final UsageInfo info = new UsageInfo(element, start, end, nonCodeUsage); |
| info.setDynamicUsage(dynamicUsage); |
| |
| return info; |
| /*final String newText = new UsageInfo2UsageAdapter(info).getPlainText(); |
| if (! Comparing.equal(newText, text)) { |
| LOG.info("Usage not restored, oldText:\n'" + text + "'\nnew text: '\n" + newText + "'"); |
| return null; |
| }*/ |
| } |
| } |
| |
| @Override |
| public InvalidUsageNoteNode deserializeMeInvalid(Project project, String is) throws IOException { |
| /*is.readUTF(); //file |
| is.readUTF(); |
| is.readInt(); |
| is.readInt(); |
| is.readBoolean(); |
| is.readBoolean(); |
| return new InvalidUsageNoteNode(Collections.singletonList(new TextChunk(new TextAttributes(), is.readUTF())));*/ |
| return null; |
| } |
| } |