src/java.base/share/classes/java/time/chrono/HijrahChronology.java

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  package java.time.chrono;
  
  import static java.time.temporal.ChronoField.EPOCH_DAY;
  
- import java.io.File;
- import java.io.FileInputStream;
  import java.io.FilePermission;
- import java.io.IOException;
  import java.io.InputStream;
  import java.io.InvalidObjectException;
  import java.io.ObjectInputStream;
  import java.io.Serializable;
  import java.security.AccessController;
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*** 81,91 ****
  import java.time.temporal.ValueRange;
  import java.util.Arrays;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
- import java.util.Objects;
  import java.util.Properties;
  
  import sun.util.logging.PlatformLogger;
  
  /**
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*** 510,520 ****
          }
      }
  
      @Override
      public List<Era> eras() {
!         return Arrays.<Era>asList(HijrahEra.values());
      }
  
      //-----------------------------------------------------------------------
      @Override
      public ValueRange range(ChronoField field) {
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          }
      }
  
      @Override
      public List<Era> eras() {
!         return List.of(HijrahEra.values());
      }
  
      //-----------------------------------------------------------------------
      @Override
      public ValueRange range(ChronoField field) {