org.openmuc.josistack.internal.acse.asn1.ACSEApdu Maven / Gradle / Ivy

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OpenIEC61850 is a library implementing the IEC 61850 MMS communication standard (client and server).
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/**
 * This class file was automatically generated by jASN1 v1.9.0 (http://www.openmuc.org)
 */

package org.openmuc.josistack.internal.acse.asn1;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Serializable;

import org.openmuc.jasn1.ber.BerTag;
import org.openmuc.jasn1.ber.ReverseByteArrayOutputStream;

public class ACSEApdu implements Serializable {

    private static final long serialVersionUID = 1L;

    public byte[] code = null;
    private AARQApdu aarq = null;
    private AAREApdu aare = null;
    private RLRQApdu rlrq = null;
    private RLREApdu rlre = null;

    public ACSEApdu() {
    }

    public ACSEApdu(byte[] code) {
        this.code = code;
    }

    public void setAarq(AARQApdu aarq) {
        this.aarq = aarq;
    }

    public AARQApdu getAarq() {
        return aarq;
    }

    public void setAare(AAREApdu aare) {
        this.aare = aare;
    }

    public AAREApdu getAare() {
        return aare;
    }

    public void setRlrq(RLRQApdu rlrq) {
        this.rlrq = rlrq;
    }

    public RLRQApdu getRlrq() {
        return rlrq;
    }

    public void setRlre(RLREApdu rlre) {
        this.rlre = rlre;
    }

    public RLREApdu getRlre() {
        return rlre;
    }

    public int encode(OutputStream os) throws IOException {

        if (code != null) {
            for (int i = code.length - 1; i >= 0; i--) {
                os.write(code[i]);
            }
            return code.length;
        }

        int codeLength = 0;
        if (rlre != null) {
            codeLength += rlre.encode(os, true);
            return codeLength;
        }

        if (rlrq != null) {
            codeLength += rlrq.encode(os, true);
            return codeLength;
        }

        if (aare != null) {
            codeLength += aare.encode(os, true);
            return codeLength;
        }

        if (aarq != null) {
            codeLength += aarq.encode(os, true);
            return codeLength;
        }

        throw new IOException("Error encoding CHOICE: No element of CHOICE was selected.");
    }

    public int decode(InputStream is) throws IOException {
        return decode(is, null);
    }

    public int decode(InputStream is, BerTag berTag) throws IOException {

        int codeLength = 0;
        BerTag passedTag = berTag;

        if (berTag == null) {
            berTag = new BerTag();
            codeLength += berTag.decode(is);
        }

        if (berTag.equals(AARQApdu.tag)) {
            aarq = new AARQApdu();
            codeLength += aarq.decode(is, false);
            return codeLength;
        }

        if (berTag.equals(AAREApdu.tag)) {
            aare = new AAREApdu();
            codeLength += aare.decode(is, false);
            return codeLength;
        }

        if (berTag.equals(RLRQApdu.tag)) {
            rlrq = new RLRQApdu();
            codeLength += rlrq.decode(is, false);
            return codeLength;
        }

        if (berTag.equals(RLREApdu.tag)) {
            rlre = new RLREApdu();
            codeLength += rlre.decode(is, false);
            return codeLength;
        }

        if (passedTag != null) {
            return 0;
        }

        throw new IOException("Error decoding CHOICE: Tag " + berTag + " matched to no item.");
    }

    public void encodeAndSave(int encodingSizeGuess) throws IOException {
        ReverseByteArrayOutputStream os = new ReverseByteArrayOutputStream(encodingSizeGuess);
        encode(os);
        code = os.getArray();
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        appendAsString(sb, 0);
        return sb.toString();
    }

    public void appendAsString(StringBuilder sb, int indentLevel) {

        if (aarq != null) {
            sb.append("aarq: ");
            aarq.appendAsString(sb, indentLevel + 1);
            return;
        }

        if (aare != null) {
            sb.append("aare: ");
            aare.appendAsString(sb, indentLevel + 1);
            return;
        }

        if (rlrq != null) {
            sb.append("rlrq: ");
            rlrq.appendAsString(sb, indentLevel + 1);
            return;
        }

        if (rlre != null) {
            sb.append("rlre: ");
            rlre.appendAsString(sb, indentLevel + 1);
            return;
        }

        sb.append("");
    }

}