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OpenIEC61850 is a Java library implementing the IEC 61850 MMS communication standard for clients and servers.
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/*
 * Copyright 2011 The OpenIEC61850 Authors
 *
 * 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 com.beanit.openiec61850;

import java.util.ArrayList;

public final class BdaQuality extends BdaBitString {

  public BdaQuality(ObjectReference objectReference, Fc fc, String sAddr, boolean qchg) {
    super(objectReference, fc, sAddr, 13, false, false);
    this.qchg = qchg;
    basicType = BdaType.QUALITY;
    if (qchg) {
      chgRcbs = new ArrayList<>();
    }
    setDefault();
  }

  @Override
  public void setDefault() {
    value = new byte[] {0x00, 0x00};
  }

  @Override
  public BdaQuality copy() {
    BdaQuality copy = new BdaQuality(objectReference, fc, sAddr, qchg);
    byte[] valueCopy = new byte[value.length];
    System.arraycopy(value, 0, valueCopy, 0, value.length);
    copy.setValue(valueCopy);
    if (mirror == null) {
      copy.mirror = this;
    } else {
      copy.mirror = mirror;
    }
    return copy;
  }

  public Validity getValidity() {
    if ((value[0] & 0xC0) == 0xC0) {
      return Validity.QUESTIONABLE;
    }

    if ((value[0] & 0x80) == 0x80) {
      return Validity.RESERVED;
    }

    if ((value[0] & 0x40) == 0x40) {
      return Validity.INVALID;
    }

    return Validity.GOOD;
  }

  public void setValidity(Validity validity) {
    if (validity == Validity.QUESTIONABLE) {
      value[0] = (byte) (value[0] | 0xC0);
    } else if (validity == Validity.RESERVED) {
      value[0] = (byte) (value[0] | 0x80);
      value[0] = (byte) (value[0] & 0xbf);
    } else if (validity == Validity.INVALID) {
      value[0] = (byte) (value[0] & 0x7f);
      value[0] = (byte) (value[0] | 0x40);
    } else {
      value[0] = (byte) (value[0] & 0x03);
    }
  }

  public boolean isOverflow() {
    return (value[0] & 0x20) == 0x20;
  }

  public void setOverflow(boolean overflow) {
    if (overflow) {
      value[0] = (byte) (value[0] | 0x20);
    } else {
      value[0] = (byte) (value[0] & 0xdf);
    }
  }

  public boolean isOutOfRange() {
    return (value[0] & 0x10) == 0x10;
  }

  public void setOutOfRange(boolean outOfRange) {
    if (outOfRange) {
      value[0] = (byte) (value[0] | 0x10);
    } else {
      value[0] = (byte) (value[0] & 0xef);
    }
  }

  public boolean isBadReference() {
    return (value[0] & 0x08) == 0x08;
  }

  public void setBadReference(boolean badReference) {
    if (badReference) {
      value[0] = (byte) (value[0] | 0x08);
    } else {
      value[0] = (byte) (value[0] & 0xf7);
    }
  }

  public boolean isOscillatory() {
    return (value[0] & 0x04) == 0x04;
  }

  public void setOscillatory(boolean oscillatory) {
    if (oscillatory) {
      value[0] = (byte) (value[0] | 0x04);
    } else {
      value[0] = (byte) (value[0] & 0xfb);
    }
  }

  public boolean isFailure() {
    return (value[0] & 0x02) == 0x02;
  }

  public void setFailure(boolean failure) {
    if (failure) {
      value[0] = (byte) (value[0] | 0x02);
    } else {
      value[0] = (byte) (value[0] & 0xfd);
    }
  }

  public boolean isOldData() {
    return (value[0] & 0x01) == 0x01;
  }

  public void setOldData(boolean oldData) {
    if (oldData) {
      value[0] = (byte) (value[0] | 0x01);
    } else {
      value[0] = (byte) (value[0] & 0xfe);
    }
  }

  public boolean isInconsistent() {
    return (value[1] & 0x80) == 0x80;
  }

  public void setInconsistent(boolean inconsistent) {
    if (inconsistent) {
      value[1] = (byte) (value[0] | 0x80);
    } else {
      value[1] = (byte) (value[0] & 0x7f);
    }
  }

  public boolean isInaccurate() {
    return (value[1] & 0x40) == 0x40;
  }

  public void setInaccurate(boolean inaccurate) {
    if (inaccurate) {
      value[1] = (byte) (value[0] | 0x40);
    } else {
      value[1] = (byte) (value[0] & 0xbf);
    }
  }

  public boolean isSubstituted() {
    return (value[1] & 0x20) == 0x20;
  }

  public void setSubstituted(boolean substituted) {
    if (substituted) {
      value[1] = (byte) (value[0] | 0x20);
    } else {
      value[1] = (byte) (value[0] & 0xdf);
    }
  }

  public boolean isTest() {
    return (value[1] & 0x10) == 0x10;
  }

  public void setTest(boolean test) {
    if (test) {
      value[1] = (byte) (value[0] | 0x10);
    } else {
      value[1] = (byte) (value[0] & 0xef);
    }
  }

  public boolean isOperatorBlocked() {
    return (value[1] & 0x08) == 0x08;
  }

  public void setOperatorBlocked(boolean operatorBlocked) {
    if (operatorBlocked) {
      value[1] = (byte) (value[0] | 0x08);
    } else {
      value[1] = (byte) (value[0] & 0xf7);
    }
  }

  @Override
  public String getValueString() {
    return getValidity().toString();
  }

  public enum Validity {
    GOOD(0),
    INVALID(1),
    RESERVED(2),
    QUESTIONABLE(3);
    private final int value;

    Validity(int value) {
      this.value = value;
    }

    public int getIntValue() {
      return value;
    }
  }
}