proguard.io.FileSource Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of proguard-core Show documentation

ProGuardCORE is a free library to read, analyze, modify, and write Java class files.

There is a newer version: 9.1.6

/*
 * ProGuardCORE -- library to process Java bytecode.
 *
 * Copyright (c) 2002-2020 Guardsquare NV
 *
 * 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 proguard.io;

import java.io.*;

/**
 * This DataEntrySource wraps a single given file or {@link DataEntry}.
 *
 * @author Eric Lafortune
 */
public class FileSource implements DataEntrySource {
  private final FileDataEntry fileDataEntry;

  /**
   * Creates a new FileSource.
   *
   * @param file the the absolute or relative location of the file.
   */
  public FileSource(File file) {
    this(null, file);
  }

  /**
   * Creates a new FileSource.
   *
   * @param directory the base directory for the file.
   * @param file the the absolute or relative location of the file.
   */
  public FileSource(File directory, File file) {
    this(new FileDataEntry(directory, file));
  }

  /**
   * Creates a new FileSource.
   *
   * @param fileDataEntry the file data entry.
   */
  public FileSource(FileDataEntry fileDataEntry) {
    this.fileDataEntry = fileDataEntry;
  }

  // Implementations for DataEntrySource.

  @Override
  public void pumpDataEntries(DataEntryReader dataEntryReader) throws IOException {
    // Pass the file data entry to the reader.
    dataEntryReader.read(fileDataEntry);
  }
}