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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) 2002-2022 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.util.ArrayList;
import java.util.Arrays;
import java.util.List;

/**
 * This class represents a class path, as a list of ClassPathEntry objects.
 *
 * @author Eric Lafortune
 */
public class ClassPath {
  private final List classPathEntries;

  public ClassPath(ClassPathEntry... entries) {
    classPathEntries = new ArrayList<>(Arrays.asList(entries));
  }

  /** Returns whether the class path contains any output entries. */
  public boolean hasOutput() {
    return classPathEntries.stream().anyMatch(ClassPathEntry::isOutput);
  }

  /** Returns the list of class path entries for this class path. */
  public List getClassPathEntries() {
    return classPathEntries;
  }

  // Delegates to List.

  public void clear() {
    classPathEntries.clear();
  }

  public void add(int index, ClassPathEntry classPathEntry) {
    classPathEntries.add(index, classPathEntry);
  }

  public boolean add(ClassPathEntry classPathEntry) {
    return classPathEntries.add(classPathEntry);
  }

  public boolean addAll(ClassPath classPath) {
    return classPathEntries.addAll(classPath.classPathEntries);
  }

  public ClassPathEntry get(int index) {
    return classPathEntries.get(index);
  }

  public ClassPathEntry remove(int index) {
    return classPathEntries.remove(index);
  }

  public boolean isEmpty() {
    return classPathEntries.isEmpty();
  }

  public int size() {
    return classPathEntries.size();
  }
}