org.eclipse.jdt.internal.core.index.FileIndexLocation.java Source code

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Here is the source code for org.eclipse.jdt.internal.core.index.FileIndexLocation.java

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/*******************************************************************************
 * Copyright (c) 2011, 2013 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.internal.core.index;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;

import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;

public class FileIndexLocation extends IndexLocation {
    File indexFile;

    public FileIndexLocation(File file) {
        super(file);
        this.indexFile = file;
    }

    public FileIndexLocation(URL url, File file) {
        super(url);
        this.indexFile = file;
    }

    public FileIndexLocation(File file, boolean participantIndex) {
        this(file);
        this.participantIndex = true;
    }

    @Override
    public boolean createNewFile() throws IOException {
        File directory = this.indexFile.getParentFile();
        if (directory != null && !directory.exists()) {
            directory.mkdirs();
        }
        // always call File#createNewFile() so that the IOException is thrown if there is a failure
        return this.indexFile.createNewFile();
    }

    @Override
    public boolean delete() {
        return this.indexFile.delete();
    }

    @Override
    public boolean equals(Object other) {
        if (!(other instanceof FileIndexLocation))
            return false;
        return this.indexFile.equals(((FileIndexLocation) other).indexFile);
    }

    @Override
    public boolean exists() {
        return this.indexFile.exists();
    }

    @Override
    public String fileName() {
        return this.indexFile.getName();
    }

    @Override
    public File getIndexFile() {
        return this.indexFile;
    }

    @Override
    InputStream getInputStream() throws IOException {
        return new FileInputStream(this.indexFile);
    }

    @Override
    public String getCanonicalFilePath() {
        try {
            return this.indexFile.getCanonicalPath();
        } catch (IOException e) {
            // ignore
        }
        return null;
    }

    @Override
    public int hashCode() {
        return this.indexFile.hashCode();
    }

    @Override
    public long lastModified() {
        return this.indexFile.lastModified();
    }

    @Override
    public long length() {
        return this.indexFile.length();
    }

    @Override
    public boolean startsWith(IPath path) {
        try {
            return path.isPrefixOf(new Path(this.indexFile.getCanonicalPath()));
        } catch (IOException e) {
            return false;
        }
    }

}