CertificatePolicyEntry.java

/*
 * GovWay - A customizable API Gateway 
 * https://govway.org
 * 
 * Copyright (c) 2005-2025 Link.it srl (https://link.it). 
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3, as published by
 * the Free Software Foundation.
 *
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openspcoop2.utils.certificate;

import java.security.cert.CertificateParsingException;
import java.util.ArrayList;
import java.util.List;

import org.bouncycastle.asn1.ASN1ObjectIdentifier;

/**
 * CertificatePolicyEntry
 *
 * @author Poli Andrea (apoli@link.it)
 * @author $Author$
 * @version $Rev$, $Date$
 */
public class CertificatePolicyEntry {
    
    public CertificatePolicyEntry(org.bouncycastle.asn1.DLSequence dl) {
        this(dl,0);
    }
    private CertificatePolicyEntry(org.bouncycastle.asn1.DLSequence dl, int level) {
        for (int j = 0; j < dl.size(); j++) {
            Object o = dl.getObjectAt(j);
            if(o!=null) {
                init(o, level);
            }
        }
    }
    private void init(Object o, int level) {
        if(o instanceof org.bouncycastle.asn1.ASN1ObjectIdentifier) {
            this.asn1ObjectIdentifier = (org.bouncycastle.asn1.ASN1ObjectIdentifier) o;
        }
        else {
            if(o instanceof org.bouncycastle.asn1.DLSequence) {
                if(level<10) {
                    CertificatePolicyEntry cpe = new CertificatePolicyEntry((org.bouncycastle.asn1.DLSequence)o,(level+1));
                    this.entries.add(cpe);
                }
            }
            else {
                this.value.add(o);
            }
        }
    }
    
    private ASN1ObjectIdentifier asn1ObjectIdentifier;
    private List<Object> value = new ArrayList<>();
    private List<CertificatePolicyEntry> entries = new ArrayList<>();

    public ASN1ObjectIdentifier getAsn1ObjectIdentifier() {
        return this.asn1ObjectIdentifier;
    }
    public String getOID() {
        return this.asn1ObjectIdentifier!=null ? this.asn1ObjectIdentifier.getId() : null;
    }
    
    public List<Object> getObjectValues() {
        return this.value;
    }
    public Object getObjectValue(int index) {
        return this.value!=null && (this.value.size()>index) ? this.value.get(index) : null;
    }
    public List<String> getValues() {
        List<String> s = new ArrayList<>();
        if(this.value!=null && !this.value.isEmpty()) {
            for (Object o : this.value) {
                s.add(o.toString());
            }
        }
        return s;
    }
    public String getValue(int index) {
        if(this.value!=null && (this.value.size()>index)) {
            return this.value.get(index)!=null ? this.value.get(index).toString() : null;
        }
        return null;
    }
    public boolean containsValue(String value) throws CertificateParsingException {
        if(value==null) {
            throw new CertificateParsingException("Param value undefined");
        }
        if(this.value!=null && !this.value.isEmpty()) {
            for (Object o : this.value) {
                if(value.equals(o.toString())) {
                    return true;
                }
            }
        }
        return false;
    }
    
    public List<CertificatePolicyEntry> getEntries() {
        return this.entries;
    }
    public CertificatePolicyEntry getEntry(int index) {
        return this.entries!=null && (this.entries.size()>index) ? this.entries.get(index) : null;
    }
    public CertificatePolicyEntry getEntry(String oid) throws CertificateParsingException {
        return getEntryByOID(oid);
    }
    public CertificatePolicyEntry getEntryByOID(String oid) throws CertificateParsingException {
        if(oid==null) {
            throw new CertificateParsingException("Param oid undefined");
        }
        if(this.entries!=null && !this.entries.isEmpty()) {
            for (CertificatePolicyEntry certificatePolicyEntry : this.entries) {
                if(oid.equals(certificatePolicyEntry.getOID())) {
                    return certificatePolicyEntry;
                }
            }
        }
        return null;
    }
    public boolean hasCertificatePolicyEntry(String oid) throws CertificateParsingException {
        if(oid==null) {
            throw new CertificateParsingException("Param oid undefined");
        }
        return this.getEntryByOID(oid)!=null;
    }
    
    @Override
    public String toString() {
        return toString("");
    }
    public String toString(String prefix) {
        StringBuilder sb = new StringBuilder();
        if(this.asn1ObjectIdentifier!=null) {
            sb.append(prefix);
            sb.append("OID:");
            sb.append(this.asn1ObjectIdentifier.getId());
        }
        if(this.value!=null && !this.value.isEmpty()) {
            int index = 0;
            for (Object o : this.value) {
                sb.append("\n");
                sb.append(prefix);
                sb.append("Value["+index+"]:");
                sb.append(o.toString());
                index++;
            }
            
        }
        if(this.entries!=null && !this.entries.isEmpty()) {
            int index = 0;
            for (CertificatePolicyEntry o : this.entries) {
                sb.append("\n");
                sb.append(prefix);
                sb.append("CertificatePolicyEntry["+index+"]{\n");
                sb.append(o.toString((prefix+"\t")));
                sb.append("\n"+prefix+"}");
                index++;
            }
        }
        return sb.toString();
    }
}