gerv%gerv.net e54511e0c1 Bug 285347 - relicense Java LDAP SDK.
git-svn-id: svn://10.0.0.236/trunk@222586 18797224-902f-48f8-a5cc-f745e15eee43
2007-03-29 14:01:32 +00:00

283 lines
9.4 KiB
Java

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
package netscape.ldap.util;
import java.util.*;
import netscape.ldap.*;
import java.io.*;
/**
* Class for outputting LDAP entries to a stream as DSML.
*
* @version 1.0
*/
public class DSMLWriter extends LDAPWriter {
// static final long serialVersionUID = -2710382547996750924L;
/**
* Constructs a <CODE>DSMLWriter</CODE> object to output entries
* to a stream as DSML.
*
* @param pw output stream
*/
public DSMLWriter( PrintWriter pw ) {
super( pw );
}
/**
* Prints the schema from an entry containing subschema
*
* entry entry containing schema definitions
*/
public void printSchema( LDAPEntry entry ) {
LDAPSchema schema = new LDAPSchema( entry );
printString( " <dsml:directory-schema>" );
printObjectClassSchema( schema );
printAttributeSchema( schema );
printString( " </dsml:directory-schema>" );
}
/**
* Prints the object class schema from a schema object
*
* schema schema elements
*/
protected void printObjectClassSchema( LDAPSchema schema ) {
Enumeration en = schema.getObjectClasses();
while( en.hasMoreElements() ) {
LDAPObjectClassSchema s = (LDAPObjectClassSchema)en.nextElement();
printString( " <dsml:class" );
printString( " id=\"" + s.getName() + "\"" );
printString( " oid=\"" + s.getID() + "\"" );
String[] superiors = s.getSuperiors();
if ( superiors != null ) {
for( int i = 0; i < superiors.length; i++ ) {
printString( " superior=\"#" + superiors[i] + "\"" );
}
}
String classType = "structural";
switch( s.getType() ) {
case LDAPObjectClassSchema.ABSTRACT: classType = "abstract";
break;
case LDAPObjectClassSchema.AUXILIARY: classType = "auxiliary";
break;
}
printString( " type=\"" + classType + "\">" );
if ( s.isObsolete() ) {
printString( " obsolete=true" );
}
printString( " <dsml:name>" + s.getName() + "</dsml:name>" );
printString( " <dsml:description>" + s.getDescription() +
"</dsml:description>" );
Enumeration attrs = s.getRequiredAttributes();
while( attrs.hasMoreElements() ) {
printString( " <dsml:attribute ref=\"#" +
(String)attrs.nextElement() +
"\" required=\"true\"/>" );
}
attrs = s.getOptionalAttributes();
while( attrs.hasMoreElements() ) {
printString( " <dsml:attribute ref=\"#" +
(String)attrs.nextElement() +
"\" required=\"false\"/>" );
}
printString( " </dsml:class>" );
}
}
/**
* Prints the attribute schema from a schema object
*
* schema schema elements
*/
protected void printAttributeSchema( LDAPSchema schema ) {
Enumeration en = schema.getAttributes();
while( en.hasMoreElements() ) {
LDAPAttributeSchema s = (LDAPAttributeSchema)en.nextElement();
printString( " <dsml:attribute-type" );
printString( " id=\"" + s.getName() + "\"" );
printString( " oid=\"" + s.getID() + "\"" );
String superior = s.getSuperior();
if ( superior != null ) {
printString( " superior=\"#" + superior + "\"" );
}
if ( s.isSingleValued() ) {
printString( " single-value=true" );
}
if ( s.isObsolete() ) {
printString( " obsolete=true" );
}
if ( s.getQualifier( s.NO_USER_MODIFICATION ) != null ) {
printString( " user-modification=false" );
}
String[] vals = s.getQualifier( s.EQUALITY );
if ( (vals != null) && (vals.length > 0) ) {
printString( " equality=" + vals[0] );
}
vals = s.getQualifier( s.ORDERING );
if ( (vals != null) && (vals.length > 0) ) {
printString( " ordering=" + vals[0] );
}
vals = s.getQualifier( s.SUBSTR );
if ( (vals != null) && (vals.length > 0) ) {
printString( " substring=" + vals[0] );
}
printString( " <dsml:name>" + s.getName() + "</dsml:name>" );
printString( " <dsml:description>" + s.getDescription() +
"</dsml:description>" );
printString( " <dsml:syntax>" + s.getSyntaxString() +
"</dsml:syntax>" );
printString( " </dsml:attribute-type>" );
}
}
/**
* Print an attribute of an entry
*
* @param attr the attribute to format to the output stream
*/
protected void printAttribute( LDAPAttribute attr ) {
String attrName = attr.getName();
// Object classes are treated differently in DSML. Also, they
// are always String-valued
if ( attrName.equalsIgnoreCase( "objectclass" ) ) {
Enumeration enumVals = attr.getStringValues();
if ( enumVals != null ) {
while ( enumVals.hasMoreElements() ) {
String s = (String)enumVals.nextElement();
printString( " <dsml:objectclass>" + s +
"</dsml:objectclass>" );
}
}
return;
}
printString( " <dsml:attr name=\"" + attrName + "\">" );
/* Loop on values for this attribute */
Enumeration enumVals = attr.getByteValues();
if ( enumVals != null ) {
while ( enumVals.hasMoreElements() ) {
byte[] b = (byte[])enumVals.nextElement();
String s;
if ( LDIF.isPrintable(b) ) {
try {
s = new String( b, "UTF8" );
} catch ( UnsupportedEncodingException e ) {
s = "";
}
printEscapedValue( " <dsml:value>", s,
"</dsml:value>" );
} else {
s = getPrintableValue( b );
if ( s.length() > 0 ) {
printString( " " +
"<dsml:value encoding=\"base64\">" );
printString( " " + s );
printString( " </dsml:value>" );
}
}
}
}
printString( " </dsml:attr>" );
}
/**
* Print prologue to entry
*
* @param dn the DN of the entry
*/
protected void printEntryStart( String dn ) {
if ( dn == null ) {
dn = "";
}
printString( " <dsml:entry dn=\"" + dn + "\">" );
}
/**
* Print epilogue to entry
*
* @param dn the DN of the entry
*/
protected void printEntryEnd( String dn ) {
printString( " </dsml:entry>" );
}
/**
* Print the element start, the value with escaping of special
* characters, and the element end
*
* @param prolog element start
* @param value value to be escaped
* @param epilog element end
*/
protected void printEscapedValue( String prolog, String value,
String epilog ) {
m_pw.print( prolog );
int l = value.length();
char[] text = new char[l];
value.getChars( 0, l, text, 0 );
for ( int i = 0; i < l; i++ ) {
char c = text[i];
switch (c) {
case '<' :
m_pw.print( "&lt;" );
break;
case '&' :
m_pw.print( "&amp;" );
break;
default :
m_pw.print( c );
}
}
m_pw.print( epilog);
m_pw.print( '\n' );
}
protected void printString( String value ) {
m_pw.print( value );
m_pw.print( '\n' );
}
}