org.jcp.xml.dsig.internal.dom.DOMPGPData Maven / Gradle / Ivy
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/* */ package org.jcp.xml.dsig.internal.dom;
/* */
/* */ import com.sun.org.apache.xml.internal.security.exceptions.Base64DecodingException;
/* */ import com.sun.org.apache.xml.internal.security.utils.Base64;
/* */ import java.util.ArrayList;
/* */ import java.util.Collections;
/* */ import java.util.List;
/* */ import javax.xml.crypto.MarshalException;
/* */ import javax.xml.crypto.XMLStructure;
/* */ import javax.xml.crypto.dom.DOMCryptoContext;
/* */ import javax.xml.crypto.dsig.keyinfo.PGPData;
/* */ import org.w3c.dom.Document;
/* */ import org.w3c.dom.Element;
/* */ import org.w3c.dom.Node;
/* */ import org.w3c.dom.NodeList;
/* */
/* */ public final class DOMPGPData extends DOMStructure
/* */ implements PGPData
/* */ {
/* */ private final byte[] keyId;
/* */ private final byte[] keyPacket;
/* */ private final List externalElements;
/* */
/* */ public DOMPGPData(byte[] keyPacket, List other)
/* */ {
/* 51 */ if (keyPacket == null) {
/* 52 */ throw new NullPointerException("keyPacket cannot be null");
/* */ }
/* 54 */ if ((other == null) || (other.isEmpty())) {
/* 55 */ this.externalElements = Collections.EMPTY_LIST;
/* */ } else {
/* 57 */ List otherCopy = new ArrayList(other);
/* 58 */ int i = 0; for (int size = otherCopy.size(); i < size; i++) {
/* 59 */ if (!(otherCopy.get(i) instanceof XMLStructure)) {
/* 60 */ throw new ClassCastException("other[" + i + "] is not a valid PGPData type");
/* */ }
/* */ }
/* */
/* 64 */ this.externalElements = Collections.unmodifiableList(otherCopy);
/* */ }
/* 66 */ this.keyPacket = ((byte[])keyPacket.clone());
/* 67 */ checkKeyPacket(keyPacket);
/* 68 */ this.keyId = null;
/* */ }
/* */
/* */ public DOMPGPData(byte[] keyId, byte[] keyPacket, List other)
/* */ {
/* 92 */ if (keyId == null) {
/* 93 */ throw new NullPointerException("keyId cannot be null");
/* */ }
/* */
/* 96 */ if (keyId.length != 8) {
/* 97 */ throw new IllegalArgumentException("keyId must be 8 bytes long");
/* */ }
/* 99 */ if ((other == null) || (other.isEmpty())) {
/* 100 */ this.externalElements = Collections.EMPTY_LIST;
/* */ } else {
/* 102 */ List otherCopy = new ArrayList(other);
/* 103 */ int i = 0; for (int size = otherCopy.size(); i < size; i++) {
/* 104 */ if (!(otherCopy.get(i) instanceof XMLStructure)) {
/* 105 */ throw new ClassCastException("other[" + i + "] is not a valid PGPData type");
/* */ }
/* */ }
/* */
/* 109 */ this.externalElements = Collections.unmodifiableList(otherCopy);
/* */ }
/* 111 */ this.keyId = ((byte[])keyId.clone());
/* 112 */ this.keyPacket = (keyPacket == null ? null : (byte[])keyPacket.clone());
/* 113 */ if (keyPacket != null)
/* 114 */ checkKeyPacket(keyPacket);
/* */ }
/* */
/* */ public DOMPGPData(Element pdElem)
/* */ throws MarshalException
/* */ {
/* 125 */ byte[] keyId = null;
/* 126 */ byte[] keyPacket = null;
/* 127 */ NodeList nl = pdElem.getChildNodes();
/* 128 */ int length = nl.getLength();
/* 129 */ List other = new ArrayList(length);
/* 130 */ for (int x = 0; x < length; x++) {
/* 131 */ Node n = nl.item(x);
/* 132 */ if (n.getNodeType() == 1) {
/* 133 */ Element childElem = (Element)n;
/* 134 */ String localName = childElem.getLocalName();
/* */ try {
/* 136 */ if (localName.equals("PGPKeyID"))
/* 137 */ keyId = Base64.decode(childElem);
/* 138 */ else if (localName.equals("PGPKeyPacket"))
/* 139 */ keyPacket = Base64.decode(childElem);
/* */ else
/* 141 */ other.add(new javax.xml.crypto.dom.DOMStructure(childElem));
/* */ }
/* */ catch (Base64DecodingException bde)
/* */ {
/* 145 */ throw new MarshalException(bde);
/* */ }
/* */ }
/* */ }
/* 149 */ this.keyId = keyId;
/* 150 */ this.keyPacket = keyPacket;
/* 151 */ this.externalElements = Collections.unmodifiableList(other);
/* */ }
/* */
/* */ public byte[] getKeyId() {
/* 155 */ return this.keyId == null ? null : (byte[])this.keyId.clone();
/* */ }
/* */
/* */ public byte[] getKeyPacket() {
/* 159 */ return this.keyPacket == null ? null : (byte[])this.keyPacket.clone();
/* */ }
/* */
/* */ public List getExternalElements() {
/* 163 */ return this.externalElements;
/* */ }
/* */
/* */ public void marshal(Node parent, String dsPrefix, DOMCryptoContext context) throws MarshalException
/* */ {
/* 168 */ Document ownerDoc = DOMUtils.getOwnerDocument(parent);
/* */
/* 170 */ Element pdElem = DOMUtils.createElement(ownerDoc, "PGPData", "http://www.w3.org/2000/09/xmldsig#", dsPrefix);
/* */
/* 174 */ if (this.keyId != null) {
/* 175 */ Element keyIdElem = DOMUtils.createElement(ownerDoc, "PGPKeyID", "http://www.w3.org/2000/09/xmldsig#", dsPrefix);
/* */
/* 177 */ keyIdElem.appendChild(ownerDoc.createTextNode(Base64.encode(this.keyId)));
/* */
/* 179 */ pdElem.appendChild(keyIdElem);
/* */ }
/* */
/* 183 */ if (this.keyPacket != null) {
/* 184 */ Element keyPktElem = DOMUtils.createElement(ownerDoc, "PGPKeyPacket", "http://www.w3.org/2000/09/xmldsig#", dsPrefix);
/* */
/* 186 */ keyPktElem.appendChild(ownerDoc.createTextNode(Base64.encode(this.keyPacket)));
/* */
/* 188 */ pdElem.appendChild(keyPktElem);
/* */ }
/* */
/* 192 */ int i = 0; for (int size = this.externalElements.size(); i < size; i++) {
/* 193 */ DOMUtils.appendChild(pdElem, ((javax.xml.crypto.dom.DOMStructure)this.externalElements.get(i)).getNode());
/* */ }
/* */
/* 197 */ parent.appendChild(pdElem);
/* */ }
/* */
/* */ private void checkKeyPacket(byte[] keyPacket)
/* */ {
/* 210 */ if (keyPacket.length < 3) {
/* 211 */ throw new IllegalArgumentException("keypacket must be at least 3 bytes long");
/* */ }
/* */
/* 215 */ int tag = keyPacket[0];
/* */
/* 217 */ if ((tag & 0x80) != 128) {
/* 218 */ throw new IllegalArgumentException("keypacket tag is invalid: bit 7 is not set");
/* */ }
/* */
/* 222 */ if ((tag & 0x40) != 64) {
/* 223 */ throw new IllegalArgumentException("old keypacket tag format is unsupported");
/* */ }
/* */
/* 228 */ if (((tag & 0x6) != 6) && ((tag & 0xE) != 14) && ((tag & 0x5) != 5) && ((tag & 0x7) != 7))
/* */ {
/* 230 */ throw new IllegalArgumentException("keypacket tag is invalid: must be 6, 14, 5, or 7");
/* */ }
/* */ }
/* */ }
/* Location: E:\HYN\Java\trunk\ref\lib-dep\xmldsig\xmldsig.jar
* Qualified Name: org.jcp.xml.dsig.internal.dom.DOMPGPData
* JD-Core Version: 0.6.2
*/