se.swedenconnect.sigval.pdf.pdfstruct.ObjectArray Maven / Gradle / Ivy

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/*
 * Copyright (c) 2020. Sweden Connect
 *
 * 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 se.swedenconnect.sigval.pdf.pdfstruct;

import lombok.Getter;
import org.apache.pdfbox.cos.COSArray;

import java.util.List;
import java.util.stream.Collectors;

/**
 * Utility class for an Array of PDF object values
 *
 * @author Martin Lindström ([email protected])
 * @author Stefan Santesson ([email protected])
 */
@Getter
public class ObjectArray {

  /** object values */
  List values;

  /**
   * Constructor
   * @param cosArray an object holding the object value array
   */
  public ObjectArray(COSArray cosArray) {
    values = cosArray.toList().stream()
      .map(cosBase -> new ObjectValue(cosBase))
      .collect(Collectors.toList());
  }

  /**
   * Compare two object value arrays
   * @param matchArray the array to match
   * @return true on match
   */
  public boolean matches(Object matchArray) {
    if(!(matchArray instanceof ObjectArray)) return false;
    List matchArrayValues = ((ObjectArray)matchArray).getValues();
    if (this.values.size() != matchArrayValues.size()){
      return false;
    }
    for (int i = 0; i< this.values.size() ; i++){
      if (!this.values.get(i).matches(matchArrayValues.get(i))){
        return false;
      }
    }
    return true;
  }

}