com.android.tools.idea.navigator.nodes.NonAndroidModuleNode.java Source code

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Here is the source code for com.android.tools.idea.navigator.nodes.NonAndroidModuleNode.java

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/*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * 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.android.tools.idea.navigator.nodes;

import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import com.intellij.ide.projectView.ViewSettings;
import com.intellij.ide.projectView.impl.nodes.ProjectViewModuleNode;
import com.intellij.ide.util.treeView.AbstractTreeNode;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.ContentEntry;
import com.intellij.openapi.roots.ModuleRootManager;
import com.intellij.openapi.roots.SourceFolder;
import com.intellij.openapi.ui.Queryable;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.util.Collection;
import java.util.List;
import java.util.Set;

public class NonAndroidModuleNode extends ProjectViewModuleNode {
    public NonAndroidModuleNode(Project project, Module value, ViewSettings viewSettings) {
        super(project, value, viewSettings);
    }

    @NotNull
    @Override
    public Collection<AbstractTreeNode> getChildren() {
        Set<NonAndroidSourceType> sourceTypes = getNonEmptySourceTypes(getValue());
        List<AbstractTreeNode> nodes = Lists.newArrayListWithExpectedSize(sourceTypes.size());

        for (NonAndroidSourceType type : sourceTypes) {
            nodes.add(new NonAndroidSourceTypeNode(myProject, getValue(), getSettings(), type));
        }

        return nodes;
    }

    private static Set<NonAndroidSourceType> getNonEmptySourceTypes(Module module) {
        ModuleRootManager rootManager = ModuleRootManager.getInstance(module);
        Set<NonAndroidSourceType> sourceTypes = Sets
                .newHashSetWithExpectedSize(NonAndroidSourceType.values().length);

        ContentEntry[] contentEntries = rootManager.getContentEntries();
        for (ContentEntry entry : contentEntries) {
            for (NonAndroidSourceType type : NonAndroidSourceType.values()) {
                for (SourceFolder sourceFolder : entry.getSourceFolders(type.rootType)) {
                    if (sourceFolder.getFile() != null) {
                        sourceTypes.add(type);
                        break;
                    }
                }
            }
        }

        return sourceTypes;
    }

    @Nullable
    @Override
    public Comparable getSortKey() {
        return getValue().getName();
    }

    @Nullable
    @Override
    public Comparable getTypeSortKey() {
        return getSortKey();
    }

    @Nullable
    @Override
    public String toTestString(@Nullable Queryable.PrintInfo printInfo) {
        return String.format("%1$s (non-Android)", getValue().getName());
    }

    @Override
    public boolean equals(Object o) {
        if (o == null || getClass() != o.getClass())
            return false;
        return super.equals(o);
    }
}