org.bouncycastle.asn1.x509.qualified.Iso4217CurrencyCode.java Source code

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Here is the source code for org.bouncycastle.asn1.x509.qualified.Iso4217CurrencyCode.java

Source

package org.bouncycastle.asn1.x509.qualified;

import org.bouncycastle.asn1.ASN1Choice;
import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1Integer;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.DERPrintableString;

/**
 * The Iso4217CurrencyCode object.
 * <pre>
 * Iso4217CurrencyCode  ::=  CHOICE {
 *       alphabetic              PrintableString (SIZE 3), --Recommended
 *       numeric              INTEGER (1..999) }
 * -- Alphabetic or numeric currency code as defined in ISO 4217
 * -- It is recommended that the Alphabetic form is used
 * </pre>
 */
public class Iso4217CurrencyCode extends ASN1Object implements ASN1Choice {
    final int ALPHABETIC_MAXSIZE = 3;
    final int NUMERIC_MINSIZE = 1;
    final int NUMERIC_MAXSIZE = 999;

    ASN1Encodable obj;
    int numeric;

    public static Iso4217CurrencyCode getInstance(Object obj) {
        if (obj == null || obj instanceof Iso4217CurrencyCode) {
            return (Iso4217CurrencyCode) obj;
        }

        if (obj instanceof ASN1Integer) {
            ASN1Integer numericobj = ASN1Integer.getInstance(obj);
            int numeric = numericobj.intValueExact();
            return new Iso4217CurrencyCode(numeric);
        } else if (obj instanceof DERPrintableString) {
            DERPrintableString alphabetic = DERPrintableString.getInstance(obj);
            return new Iso4217CurrencyCode(alphabetic.getString());
        }
        throw new IllegalArgumentException("unknown object in getInstance");
    }

    public Iso4217CurrencyCode(int numeric) {
        if (numeric > NUMERIC_MAXSIZE || numeric < NUMERIC_MINSIZE) {
            throw new IllegalArgumentException(
                    "wrong size in numeric code : not in (" + NUMERIC_MINSIZE + ".." + NUMERIC_MAXSIZE + ")");
        }
        obj = new ASN1Integer(numeric);
    }

    public Iso4217CurrencyCode(String alphabetic) {
        if (alphabetic.length() > ALPHABETIC_MAXSIZE) {
            throw new IllegalArgumentException("wrong size in alphabetic code : max size is " + ALPHABETIC_MAXSIZE);
        }
        obj = new DERPrintableString(alphabetic);
    }

    public boolean isAlphabetic() {
        return obj instanceof DERPrintableString;
    }

    public String getAlphabetic() {
        return ((DERPrintableString) obj).getString();
    }

    public int getNumeric() {
        return ((ASN1Integer) obj).intValueExact();
    }

    public ASN1Primitive toASN1Primitive() {
        return obj.toASN1Primitive();
    }
}