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Selenium automates browsers. That's it! What you do with that power is entirely up to you.

There is a newer version: 4.26.0

// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The SFC licenses this file
// to you 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 org.openqa.selenium;

import java.util.Collections;
import java.util.HashSet;
import java.util.Objects;
import java.util.Set;
import java.util.WeakHashMap;

class UnpinnedScriptKey extends ScriptKey {

  private static final WeakHashMap> pinnedScripts = new WeakHashMap<>();
  private final String script;

  static UnpinnedScriptKey pin(JavascriptExecutor executor, String script) {
    UnpinnedScriptKey toReturn = new UnpinnedScriptKey(script);
    synchronized (pinnedScripts) {
      pinnedScripts.computeIfAbsent(executor, ignored -> new HashSet<>()).add(toReturn);
    }
    return toReturn;
  }

  static void unpin(JavascriptExecutor executor, UnpinnedScriptKey key) {
    synchronized (pinnedScripts) {
      pinnedScripts.getOrDefault(executor, new HashSet<>()).remove(key);
    }
  }

  static Set getPinnedScripts(JavascriptExecutor executor) {
    Set toReturn;
    synchronized (pinnedScripts) {
      toReturn = pinnedScripts.getOrDefault(executor, new HashSet<>());
    }
    return Collections.unmodifiableSet(toReturn);
  }

  private UnpinnedScriptKey(String script) {
    super(script);

    this.script = script;
  }

  String getScript() {
    return script;
  }

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

    if (!super.equals(o)) {
      return false;
    }

    UnpinnedScriptKey that = (UnpinnedScriptKey) o;
    return Objects.equals(this.script, that.script);
  }

  @Override
  public int hashCode() {
    return Objects.hash(super.hashCode(), script);
  }
}