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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.openapi.roots.impl;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.module.ModuleManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.CompilerModuleExtension;
import com.intellij.openapi.roots.CompilerProjectExtension;
import com.intellij.openapi.roots.ModuleRootModel;
import com.intellij.openapi.util.Comparing;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.pointers.VirtualFilePointer;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NotNull;
import java.util.ArrayList;
/**
* @author yole
*/
public class ExcludeCompilerOutputPolicy implements DirectoryIndexExcludePolicy {
private final Project myProject;
public ExcludeCompilerOutputPolicy(final Project project) {
myProject = project;
}
@Override
public boolean isExcludeRoot(final VirtualFile file) {
CompilerProjectExtension compilerProjectExtension = CompilerProjectExtension.getInstance(myProject);
if (isEqualWithFileOrUrl(file, compilerProjectExtension.getCompilerOutput(), compilerProjectExtension.getCompilerOutputUrl())) return true;
for (Module m : ModuleManager.getInstance(myProject).getModules()) {
CompilerModuleExtension rm = CompilerModuleExtension.getInstance(m);
if (isEqualWithFileOrUrl(file, rm.getCompilerOutputPath(), rm.getCompilerOutputUrl())) return true;
if (isEqualWithFileOrUrl(file, rm.getCompilerOutputPathForTests(), rm.getCompilerOutputUrlForTests())) return true;
}
return false;
}
@Override
public boolean isExcludeRootForModule(@NotNull final Module module, final VirtualFile excludeRoot) {
final CompilerModuleExtension compilerModuleExtension = CompilerModuleExtension.getInstance(module);
return Comparing.equal(compilerModuleExtension.getCompilerOutputPath(), excludeRoot) ||
Comparing.equal(compilerModuleExtension.getCompilerOutputPathForTests(), excludeRoot);
}
@NotNull
@Override
public VirtualFile[] getExcludeRootsForProject() {
VirtualFile outputPath = CompilerProjectExtension.getInstance(myProject).getCompilerOutput();
if (outputPath != null) {
return new VirtualFile[] { outputPath };
}
return VirtualFile.EMPTY_ARRAY;
}
@NotNull
@Override
public VirtualFilePointer[] getExcludeRootsForModule(@NotNull final ModuleRootModel rootModel) {
ArrayList<VirtualFilePointer> result = new ArrayList<VirtualFilePointer>();
final CompilerModuleExtension extension = rootModel.getModuleExtension(CompilerModuleExtension.class);
if (extension == null) {
return VirtualFilePointer.EMPTY_ARRAY;
}
if (extension.isCompilerOutputPathInherited()) {
ContainerUtil.addIfNotNull(result, CompilerProjectExtension.getInstance(myProject).getCompilerOutputPointer());
}
else {
if (!extension.isExcludeOutput()) return VirtualFilePointer.EMPTY_ARRAY;
ContainerUtil.addIfNotNull(result, extension.getCompilerOutputPointer());
ContainerUtil.addIfNotNull(result, extension.getCompilerOutputForTestsPointer());
}
return result.isEmpty() ? VirtualFilePointer.EMPTY_ARRAY : result.toArray(new VirtualFilePointer[result.size()]);
}
private static boolean isEqualWithFileOrUrl(VirtualFile file, VirtualFile fileToCompareWith, String url) {
if (fileToCompareWith != null) {
if (Comparing.equal(fileToCompareWith, file)) return true;
}
else if (url != null) {
if (FileUtil.pathsEqual(url, file.getUrl())) return true;
}
return false;
}
}
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