Java tutorial
/* * 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.compiler.actions; import com.intellij.idea.ActionsBundle; import com.intellij.openapi.actionSystem.*; import com.intellij.openapi.compiler.CompilerBundle; import com.intellij.openapi.compiler.CompilerManager; import com.intellij.openapi.fileTypes.FileType; import com.intellij.openapi.module.Module; import com.intellij.openapi.project.Project; import com.intellij.openapi.roots.ProjectFileIndex; import com.intellij.openapi.roots.ProjectRootManager; import com.intellij.openapi.util.text.StringUtil; import com.intellij.openapi.vfs.VfsUtil; import com.intellij.openapi.vfs.VirtualFile; import com.intellij.packaging.artifacts.Artifact; import com.intellij.packaging.impl.artifacts.ArtifactBySourceFileFinder; import com.intellij.psi.PsiDirectory; import com.intellij.psi.PsiElement; import com.intellij.psi.PsiManager; import org.consulo.compiler.impl.resourceCompiler.ResourceCompilerConfiguration; import org.consulo.psi.PsiPackage; import org.consulo.psi.PsiPackageManager; import java.util.ArrayList; import java.util.Collection; import java.util.List; public class CompileAction extends CompileActionBase { protected void doAction(DataContext dataContext, Project project) { final Module module = LangDataKeys.MODULE_CONTEXT.getData(dataContext); if (module != null) { CompilerManager.getInstance(project).compile(module, null); } else { VirtualFile[] files = getCompilableFiles(project, PlatformDataKeys.VIRTUAL_FILE_ARRAY.getData(dataContext)); if (files.length > 0) { CompilerManager.getInstance(project).compile(files, null); } } } public void update(AnActionEvent event) { super.update(event); Presentation presentation = event.getPresentation(); if (!presentation.isEnabled()) { return; } DataContext dataContext = event.getDataContext(); presentation.setText(ActionsBundle.actionText(IdeActions.ACTION_COMPILE)); presentation.setVisible(true); Project project = CommonDataKeys.PROJECT.getData(dataContext); if (project == null) { presentation.setEnabled(false); return; } final Module module = LangDataKeys.MODULE_CONTEXT.getData(dataContext); final VirtualFile[] files = getCompilableFiles(project, PlatformDataKeys.VIRTUAL_FILE_ARRAY.getData(dataContext)); if (module == null && files.length == 0) { presentation.setEnabled(false); presentation.setVisible(!ActionPlaces.isPopupPlace(event.getPlace())); return; } String elementDescription = null; if (module != null) { elementDescription = CompilerBundle.message("action.compile.description.module", module.getName()); } else { PsiPackage aPackage = null; if (files.length == 1) { final PsiDirectory directory = PsiManager.getInstance(project).findDirectory(files[0]); if (directory != null) { aPackage = PsiPackageManager.getInstance(project).findAnyPackage(directory); } } else { PsiElement element = LangDataKeys.PSI_ELEMENT.getData(dataContext); if (element instanceof PsiPackage) { aPackage = (PsiPackage) element; } } if (aPackage != null) { String name = aPackage.getQualifiedName(); if (name.length() == 0) { //noinspection HardCodedStringLiteral name = "<default>"; } elementDescription = "'" + name + "'"; } else if (files.length == 1) { final VirtualFile file = files[0]; FileType fileType = file.getFileType(); if (CompilerManager.getInstance(project).isCompilableFileType(fileType) || isCompilableResourceFile(project, file)) { elementDescription = "'" + file.getName() + "'"; } else { if (!ActionPlaces.MAIN_MENU.equals(event.getPlace())) { // the action should be invisible in popups for non-java files presentation.setEnabled(false); presentation.setVisible(false); return; } } } else { elementDescription = CompilerBundle.message("action.compile.description.selected.files"); } } if (elementDescription == null) { presentation.setEnabled(false); return; } presentation.setText(createPresentationText(elementDescription), true); presentation.setEnabled(true); } private static String createPresentationText(String elementDescription) { StringBuilder buffer = new StringBuilder(40); buffer.append(ActionsBundle.actionText(IdeActions.ACTION_COMPILE)).append(" "); int length = elementDescription.length(); if (length > 23) { if (StringUtil.startsWithChar(elementDescription, '\'')) { buffer.append("'"); } buffer.append("..."); buffer.append(elementDescription.substring(length - 20, length)); } else { buffer.append(elementDescription); } return buffer.toString(); } private static VirtualFile[] getCompilableFiles(Project project, VirtualFile[] files) { if (files == null || files.length == 0) { return VirtualFile.EMPTY_ARRAY; } final PsiManager psiManager = PsiManager.getInstance(project); final ProjectFileIndex fileIndex = ProjectRootManager.getInstance(project).getFileIndex(); final CompilerManager compilerManager = CompilerManager.getInstance(project); final List<VirtualFile> filesToCompile = new ArrayList<VirtualFile>(); for (final VirtualFile file : files) { if (!fileIndex.isInSourceContent(file)) { continue; } if (!file.isInLocalFileSystem()) { continue; } if (file.isDirectory()) { final PsiDirectory directory = psiManager.findDirectory(file); if (directory == null || PsiPackageManager.getInstance(project).findAnyPackage(directory) == null) { continue; } } else { FileType fileType = file.getFileType(); if (!(compilerManager.isCompilableFileType(fileType) || isCompilableResourceFile(project, file))) { continue; } } filesToCompile.add(file); } return VfsUtil.toVirtualFileArray(filesToCompile); } private static boolean isCompilableResourceFile(final Project project, final VirtualFile file) { if (!ResourceCompilerConfiguration.getInstance(project).isResourceFile(file)) { return false; } final Collection<? extends Artifact> artifacts = ArtifactBySourceFileFinder.getInstance(project) .findArtifacts(file); return artifacts.isEmpty(); } }