/*************************************************************************
* Copyright 2009-2012 Eucalyptus Systems, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* 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/.
*
* Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
* CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
* additional information or have any questions.
*
* This file may incorporate work covered under the following copyright
* and permission notice:
*
* Software License Agreement (BSD License)
*
* Copyright (c) 2008, Regents of the University of California
* All rights reserved.
*
* Redistribution and use of this software in source and binary forms,
* with or without modification, are permitted provided that the
* following conditions are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE. USERS OF THIS SOFTWARE ACKNOWLEDGE
* THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE LICENSED MATERIAL,
* COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS SOFTWARE,
* AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING
* IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA,
* SANTA BARBARA WHO WILL THEN ASCERTAIN THE MOST APPROPRIATE REMEDY,
* WHICH IN THE REGENTS' DISCRETION MAY INCLUDE, WITHOUT LIMITATION,
* REPLACEMENT OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO
* IDENTIFIED, OR WITHDRAWAL OF THE CODE CAPABILITY TO THE EXTENT
* NEEDED TO COMPLY WITH ANY SUCH LICENSES OR RIGHTS.
************************************************************************/
package com.eucalyptus.auth.principal;
import java.io.Serializable;
import java.util.Map;
import com.google.common.base.Function;
import com.google.common.collect.Maps;
public interface FullName extends Serializable {
public final static String EMPTY = "";
public final static String SEP_PATH = "/";
public final static String SEP = ":";
public final static String PREFIX = "arn:aws";
public final static String NOBODY_ID = "d00d";
public final static String SYSTEM_ID = Integer.toString( 0xC0FFEE, 2 );
public abstract String getUniqueId( );
public abstract String getVendor( );
public abstract String getRegion( );
public abstract String getNamespace( );
public abstract String getAuthority( );
public abstract String getRelativeId( );
public abstract String getPartition( );
public abstract String toString( );
public abstract int hashCode( );
public abstract boolean equals( Object obj );
public static final Function<String[], String> ASSEMBLE_PATH_PARTS = new Function<String[], String>( ) {
@Override
public String apply( String[] pathParts ) {
StringBuilder rId = new StringBuilder( );
for ( String pathPart : pathParts ) {
rId.append( SEP_PATH.substring( 0, rId.length( ) == 0
? 0
: 1 ) ).append( pathPart );
}
return rId.toString( );
}
};
public class create {
enum part {
VENDOR, REGION, NAMESPACE, RELATIVEID, DONE
}
private Map<part, String> partMap = Maps.newHashMap( );
private part current = part.VENDOR;
private final StringBuilder buf;
create( String name ) {
this.buf = new StringBuilder( );
this.buf.append( PREFIX ).append( SEP ).append( name ).append( SEP );
this.current = part.REGION;
}
public static create vendor( String name ) {
return new create( name );
}
public create service( String service ) {
return new create( service );
}
public create region( String region ) {
if ( this.current.ordinal( ) == part.REGION.ordinal( ) ) {
this.buf.append( region ).append( SEP );
this.current = part.NAMESPACE;
this.partMap.put( part.REGION, region == null || region.length( ) == 0
? FullName.EMPTY
: region );
} else {
throw new IllegalStateException( "Attempt to set region when the current part is: " + this.current );
}
return this;
}
public create accountId( String accountId ) {
try {
return namespace( accountId );
} catch ( IllegalStateException ex ) {
throw new IllegalStateException( "Attempt to set accountId when the current part is: " + this.current );
}
}
public create namespace( String namespace ) {
if ( this.current.ordinal( ) == part.NAMESPACE.ordinal( ) ) {
this.buf.append( namespace ).append( SEP );
this.current = part.RELATIVEID;
this.partMap.put( part.NAMESPACE, namespace == null || namespace.length( ) == 0
? FullName.EMPTY
: namespace );
} else {
throw new IllegalStateException( "Attempt to set namespace when the current part is: " + this.current );
}
return this;
}
public FullName end( ) {
return relativeId( );
}
public FullName relativeId( String... relativePath ) {
if ( this.current.ordinal( ) == part.RELATIVEID.ordinal( ) ) {
StringBuilder rId = new StringBuilder( );
for ( String s : relativePath ) {
rId.append( s ).append( SEP_PATH );
}
this.partMap.put( part.DONE, this.buf.toString( ) );
this.buf.append( rId.toString( ) );
this.partMap.put( part.RELATIVEID, rId.toString( ) );
this.current = part.DONE;
} else {
throw new IllegalStateException( "Attempt to set relative path when the current part is: " + this.current );
}
return new FullName( ) {
@Override
public String getUniqueId( ) {
return this.getNamespace( );
}
@Override
public String getVendor( ) {
return create.this.partMap.get( part.VENDOR );
}
@Override
public String getRegion( ) {
return create.this.partMap.get( part.REGION );
}
@Override
public String getNamespace( ) {
return create.this.partMap.get( part.NAMESPACE );
}
@Override
public String getAuthority( ) {
return create.this.partMap.get( part.DONE );
}
@Override
public String getRelativeId( ) {
return create.this.partMap.get( part.RELATIVEID );
}
@Override
public String getPartition( ) {
return create.this.partMap.get( part.REGION );
}
@Override
public String toString( ) {
return create.this.buf.toString( );
}
};
}
}
}