ComplexMatcher.java

/**
 * This file is part of git-as-svn. It is subject to the license terms
 * in the LICENSE file found in the top-level directory of this distribution
 * and at http://www.gnu.org/licenses/gpl-2.0.html. No part of git-as-svn,
 * including this file, may be copied, modified, propagated, or distributed
 * except according to the terms contained in the LICENSE file.
 */
package svnserver.repository.git.path.matcher.name;

import org.eclipse.jgit.errors.InvalidPatternException;
import org.eclipse.jgit.ignore.internal.IMatcher;
import org.eclipse.jgit.ignore.internal.PathMatcher;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import svnserver.repository.git.path.NameMatcher;

import java.util.Objects;

/**
 * Simple matcher for regexp compare.
 *
 * @author Artem V. Navrotskiy <bozaro@users.noreply.github.com>
 */
public final class ComplexMatcher implements NameMatcher {
  @Nullable
  private final String pattern;
  @NotNull
  private final IMatcher matcher;
  private final boolean dirOnly;
  private final boolean svnMask;

  public ComplexMatcher(@NotNull String pattern, boolean dirOnly, boolean svnMask) throws InvalidPatternException {
    this.pattern = pattern;
    this.dirOnly = dirOnly;
    this.svnMask = svnMask;
    this.matcher = PathMatcher.createPathMatcher(dirOnly ? pattern.substring(0, pattern.length() - 1) : pattern, null, dirOnly);
  }

  @Override
  public boolean isMatch(@NotNull String name, boolean isDir) {
    return matcher.matches(name, isDir);
  }

  @Override
  public boolean isRecursive() {
    return false;
  }

  @Nullable
  @Override
  public String getSvnMask() {
    return svnMask ? pattern : null;
  }

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

    final ComplexMatcher that = (ComplexMatcher) o;

    return (dirOnly == that.dirOnly)
        && Objects.equals(pattern, that.pattern);
  }

  @Override
  public int hashCode() {
    int result = pattern != null ? pattern.hashCode() : 0;
    result = 31 * result + (dirOnly ? 1 : 0);
    return result;
  }

  @Override
  @NotNull
  public String toString() {
    return pattern + (dirOnly ? "/" : "");
  }
}