authenticationchoice.java

一个java的LDAP服务器

package org.javaldap.ldapv3;

//-----------------------------------------------------------------------------
//   NOTE: this is a machine generated file - editing not recommended
//
//   File: ./src/org/javaldap/ldapv3/AuthenticationChoice.java
//
//   Java class for ASN.1 definition AuthenticationChoice as defined in
//   module LDAPv3.
//   This file was generated by Snacc for Java at Fri Jul  2 18:01:43 1999
//   Snacc for Java - Andreas Schade (SAN/ZRL)
//-----------------------------------------------------------------------------

// Import PrintStream class for print methods
import java.io.PrintStream;

// Import ASN.1 basic type representations
import com.ibm.util.*;

// Import ASN.1 decoding/encoding classes
import com.ibm.asn1.*;

/** This class represents the ASN.1 CHOICE type <tt>AuthenticationChoice</tt>.
  * Choice classes contain a selector variable <tt>choiceId</tt>
  * of type <tt>int</tt> indicating which of the choice elements
  * is represented. For each choice element there is a constant
  * integer value defined to which <tt>choiceId</tt> can be set.
  * <P>The ASN.1 choice elements are represented by public
  * member varaibles of the corresponding Java type.
  * @author Snacc for Java
  * @version Fri Jul  2 18:01:43 1999
 
  */

public class AuthenticationChoice implements LDAPv3 {

	static public final int SIMPLE_CID	= 0;
	static public final int SASL_CID	= 3;

	int tag_list[] = { SIMPLE_CID, SASL_CID };

	public int choiceId;
	public byte[] simple = null;
	public SaslCredentials sasl = null;

	/** default constructor */
	public AuthenticationChoice () {}
	/** copy constructor */
	public AuthenticationChoice (AuthenticationChoice arg) {
		choiceId = arg.choiceId;

		switch(choiceId) {
		case SIMPLE_CID:
			simple = new byte[arg.simple.length];
			System.arraycopy(arg.simple,0,simple,0,arg.simple.length);
			break;
		case SASL_CID:
			sasl = new SaslCredentials(arg.sasl);
			break;
		}
	}
	/** decoding method.
	* @param dec
	*        decoder object derived from com.ibm.asn1.ASN1Decoder
	* @exception com.ibm.asn1.ASN1Exception 
	*            decoding error
	*/
	public void decode (ASN1Decoder dec) throws ASN1Exception {
		int tag = dec.decodeChoice(tag_list);
		if (tag == dec.makeTag(dec.CONTEXT_TAG_CLASS,0)) {
			dec.nextIsImplicit(dec.makeTag(dec.CONTEXT_TAG_CLASS,0));
			simple = dec.decodeOctetString();
			choiceId = SIMPLE_CID;
		}
		if (tag == dec.makeTag(dec.CONTEXT_TAG_CLASS,3)) {
			sasl = new SaslCredentials();
			dec.nextIsImplicit(dec.makeTag(dec.CONTEXT_TAG_CLASS,3));
			sasl.decode(dec);
			choiceId = SASL_CID;
		}
	}
	/** encoding method.
	* @param enc
	*        encoder object derived from com.ibm.asn1.ASN1Encoder
	* @exception com.ibm.asn1.ASN1Exception 
	*            encoding error
	*/
	public void encode (ASN1Encoder enc) throws ASN1Exception {
		enc.encodeChoice(choiceId, tag_list);
		switch(choiceId) {
		case SIMPLE_CID:
			enc.nextIsImplicit(enc.makeTag(enc.CONTEXT_TAG_CLASS,0));
			enc.encodeOctetString(simple);
			break;
		case SASL_CID:
			enc.nextIsImplicit(enc.makeTag(enc.CONTEXT_TAG_CLASS,3));
			sasl.encode(enc);
			break;
		}
	}
	/** default print method (variable indentation)
	* @param os
	*        PrintStream representing the print destination (file, etc)
	*/
	public void print (PrintStream os) {
		print(os,0);
	}
	/** print method (variable indentation)
	* @param os
	*        PrintStream representing the print destination (file, etc)
	* @param indent
	*        number of blanks that preceed each output line.
	*/
	public void print (PrintStream os, int indent) {
		os.println("{ -- CHOICE --");
		switch(choiceId) {
		case SIMPLE_CID:
			for(int ii = 0; ii < indent+2; ii++) os.print(' ');
			os.print("simple = ");
			try {
				(new HexOutputStream(os)).write(simple);
			} catch (java.io.IOException ex) {
				os.print("( unprintable OCTET STRING value )");
			}
			break;
		case SASL_CID:
			for(int ii = 0; ii < indent+2; ii++) os.print(' ');
			os.print("sasl = ");
			sasl.print(os, indent+2);
			break;
		}
		for(int ii = 0; ii < indent; ii++) os.print(' ');
		os.print("}");
	}
}