/** A collection of elements to retain, along with a description for use in failure messages. */
  private class Target {
    private final Collection<E> toRetain;
    private final String description;

    private Target(Collection<E> toRetain, String description) {
      this.toRetain = toRetain;
      this.description = description;
    }

    @Override
    public String toString() {

  private final char[] table;
  private final boolean containsZero;
  private final long filter;

  private SmallCharMatcher(char[] table, long filter, boolean containsZero, String description) {
    super(description);
    this.table = table;
    this.filter = filter;
    this.containsZero = containsZero;
  }

  private static final int C1 = 0xcc9e2d51;
  private static final int C2 = 0x1b873593;

  /*

  <parent>
    <groupId>org.sonatype.oss</groupId>
    <artifactId>oss-parent</artifactId>
    <version>9</version>
    <relativePath></relativePath>
  </parent>

  <name>Guava BOM</name>
  <description>BOM for Guava artifacts</description>
  <url>https://github.com/google/guava</url>
  <inceptionYear>2010</inceptionYear>

  <issueManagement>
    <system>GitHub Issues</system>
    <url>https://github.com/google/guava/issues</url>

    <version>26.0-android</version>
  </parent>
  <artifactId>listenablefuture</artifactId>
  <version>9999.0-empty-to-avoid-conflict-with-guava</version>
  <name>Guava ListenableFuture only</name>
  <description>
    An empty artifact that Guava depends on to signal that it is providing
    ListenableFuture -- but is also available in a second "version" that
    contains com.google.common.util.concurrent.ListenableFuture class, without

    <version>HEAD-android-SNAPSHOT</version>
  </parent>
  <artifactId>guava-testlib</artifactId>
  <name>Guava Testing Library</name>
  <description>
    Guava testlib is a set of java classes used for more convenient
    unit testing - particularly to assist the tests for Guava itself.
  </description>
  <dependencies>
    <dependency>
      <groupId>com.google.code.findbugs</groupId>
      <artifactId>jsr305</artifactId>

    <version>HEAD-jre-SNAPSHOT</version>
  </parent>
  <artifactId>guava-tests</artifactId>
  <name>Guava Unit Tests</name>
  <description>
    The unit tests for the Guava libraries - separated into a
    separate artifact to allow for the testlibs to depend on guava
    itself.
  </description>
  <dependencies>
    <dependency>
      <groupId>${project.groupId}</groupId>
      <artifactId>guava-testlib</artifactId>

  <packaging>bundle</packaging>
  <name>Guava: Google Core Libraries for Java</name>
  <url>https://github.com/google/guava</url>
  <description>
    Guava is a suite of core and expanded libraries that include
    utility classes, Google's collections, I/O classes, and
    much more.
  </description>
  <dependencies>
    <dependency>
      <groupId>com.google.guava</groupId>
      <artifactId>failureaccess</artifactId>

    <artifactId>guava-parent</artifactId>
    <version>26.0-android</version>
  </parent>
  <artifactId>listenablefuture</artifactId>
  <version>1.0</version>
  <name>Guava ListenableFuture only</name>
  <description>
    Contains Guava's com.google.common.util.concurrent.ListenableFuture class,
    without any of its other classes -- but is also available in a second
    "version" that omits the class to avoid conflicts with the copy in Guava

    <version>HEAD-jre-SNAPSHOT</version>
  </parent>
  <artifactId>guava-testlib</artifactId>
  <name>Guava Testing Library</name>
  <description>
    Guava testlib is a set of java classes used for more convenient
    unit testing - particularly to assist the tests for Guava itself.
  </description>
  <dependencies>
    <dependency>
      <groupId>com.google.code.findbugs</groupId>
      <artifactId>jsr305</artifactId>

    <version>HEAD-android-SNAPSHOT</version>
  </parent>
  <artifactId>guava-tests</artifactId>
  <name>Guava Unit Tests</name>
  <description>
    The unit tests for the Guava libraries - separated into a
    separate artifact to allow for the testlibs to depend on guava
    itself.
  </description>
  <dependencies>
    <dependency>
      <groupId>${project.groupId}</groupId>
      <artifactId>guava-testlib</artifactId>