001/* 002 * Copyright 2007-2014 UnboundID Corp. 003 * All Rights Reserved. 004 */ 005/* 006 * Copyright (C) 2008-2014 UnboundID Corp. 007 * 008 * This program is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU General Public License (GPLv2 only) 010 * or the terms of the GNU Lesser General Public License (LGPLv2.1 only) 011 * as published by the Free Software Foundation. 012 * 013 * This program is distributed in the hope that it will be useful, 014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 016 * GNU General Public License for more details. 017 * 018 * You should have received a copy of the GNU General Public License 019 * along with this program; if not, see <http://www.gnu.org/licenses>. 020 */ 021package com.unboundid.ldif; 022 023 024 025import java.util.ArrayList; 026import java.util.HashSet; 027import java.util.Iterator; 028import java.util.List; 029 030import com.unboundid.asn1.ASN1OctetString; 031import com.unboundid.ldap.sdk.ChangeType; 032import com.unboundid.ldap.sdk.Control; 033import com.unboundid.ldap.sdk.DeleteRequest; 034import com.unboundid.ldap.sdk.LDAPException; 035import com.unboundid.ldap.sdk.LDAPInterface; 036import com.unboundid.ldap.sdk.LDAPResult; 037import com.unboundid.util.ByteStringBuffer; 038import com.unboundid.util.NotMutable; 039import com.unboundid.util.ThreadSafety; 040import com.unboundid.util.ThreadSafetyLevel; 041 042import static com.unboundid.util.Debug.*; 043import static com.unboundid.util.StaticUtils.*; 044 045 046 047/** 048 * This class defines an LDIF delete change record, which can be used to 049 * represent an LDAP delete request. See the documentation for the 050 * {@link LDIFChangeRecord} class for an example demonstrating the process for 051 * interacting with LDIF change records. 052 */ 053@NotMutable() 054@ThreadSafety(level=ThreadSafetyLevel.COMPLETELY_THREADSAFE) 055public final class LDIFDeleteChangeRecord 056 extends LDIFChangeRecord 057{ 058 /** 059 * The serial version UID for this serializable class. 060 */ 061 private static final long serialVersionUID = 9173178539060889790L; 062 063 064 065 /** 066 * Creates a new LDIF delete change record with the provided DN. 067 * 068 * @param dn The DN of the entry to delete. It must not be {@code null}. 069 */ 070 public LDIFDeleteChangeRecord(final String dn) 071 { 072 this(dn, null); 073 } 074 075 076 077 /** 078 * Creates a new LDIF delete change record with the provided DN. 079 * 080 * @param dn The DN of the entry to delete. It must not be 081 * {@code null}. 082 * @param controls The set of controls for this LDIF delete change record. 083 * It may be {@code null} or empty if there are no controls. 084 */ 085 public LDIFDeleteChangeRecord(final String dn, final List<Control> controls) 086 { 087 super(dn, controls); 088 } 089 090 091 092 /** 093 * Creates a new LDIF delete change record from the provided delete request. 094 * 095 * @param deleteRequest The delete request to use to create this LDIF delete 096 * change record. It must not be {@code null}. 097 */ 098 public LDIFDeleteChangeRecord(final DeleteRequest deleteRequest) 099 { 100 super(deleteRequest.getDN(), deleteRequest.getControlList()); 101 } 102 103 104 105 /** 106 * Creates a delete request from this LDIF delete change record. Any change 107 * record controls will be included in the request 108 * 109 * @return The delete request created from this LDIF delete change record. 110 */ 111 public DeleteRequest toDeleteRequest() 112 { 113 return toDeleteRequest(true); 114 } 115 116 117 118 /** 119 * Creates a delete request from this LDIF delete change record, optionally 120 * including any change record controls in the request. 121 * 122 * @param includeControls Indicates whether to include any controls in the 123 * request. 124 * 125 * @return The delete request created from this LDIF delete change record. 126 */ 127 public DeleteRequest toDeleteRequest(final boolean includeControls) 128 { 129 final DeleteRequest deleteRequest = new DeleteRequest(getDN()); 130 if (includeControls) 131 { 132 deleteRequest.setControls(getControls()); 133 } 134 135 return deleteRequest; 136 } 137 138 139 140 /** 141 * {@inheritDoc} 142 */ 143 @Override() 144 public ChangeType getChangeType() 145 { 146 return ChangeType.DELETE; 147 } 148 149 150 151 /** 152 * {@inheritDoc} 153 */ 154 @Override() 155 public LDAPResult processChange(final LDAPInterface connection, 156 final boolean includeControls) 157 throws LDAPException 158 { 159 return connection.delete(toDeleteRequest(includeControls)); 160 } 161 162 163 164 /** 165 * {@inheritDoc} 166 */ 167 @Override() 168 public String[] toLDIF(final int wrapColumn) 169 { 170 List<String> ldifLines = new ArrayList<String>(5); 171 ldifLines.add(LDIFWriter.encodeNameAndValue("dn", 172 new ASN1OctetString(getDN()))); 173 174 for (final Control c : getControls()) 175 { 176 ldifLines.add(LDIFWriter.encodeNameAndValue("control", 177 encodeControlString(c))); 178 } 179 180 ldifLines.add("changetype: delete"); 181 182 if (wrapColumn > 2) 183 { 184 ldifLines = LDIFWriter.wrapLines(wrapColumn, ldifLines); 185 } 186 187 final String[] ldifArray = new String[ldifLines.size()]; 188 ldifLines.toArray(ldifArray); 189 return ldifArray; 190 } 191 192 193 194 /** 195 * {@inheritDoc} 196 */ 197 @Override() 198 public void toLDIF(final ByteStringBuffer buffer, final int wrapColumn) 199 { 200 LDIFWriter.encodeNameAndValue("dn", new ASN1OctetString(getDN()), buffer, 201 wrapColumn); 202 buffer.append(EOL_BYTES); 203 204 for (final Control c : getControls()) 205 { 206 LDIFWriter.encodeNameAndValue("control", encodeControlString(c), buffer, 207 wrapColumn); 208 buffer.append(EOL_BYTES); 209 } 210 211 LDIFWriter.encodeNameAndValue("changetype", new ASN1OctetString("delete"), 212 buffer, wrapColumn); 213 buffer.append(EOL_BYTES); 214 } 215 216 217 218 /** 219 * {@inheritDoc} 220 */ 221 @Override() 222 public void toLDIFString(final StringBuilder buffer, final int wrapColumn) 223 { 224 LDIFWriter.encodeNameAndValue("dn", new ASN1OctetString(getDN()), buffer, 225 wrapColumn); 226 buffer.append(EOL); 227 228 for (final Control c : getControls()) 229 { 230 LDIFWriter.encodeNameAndValue("control", encodeControlString(c), buffer, 231 wrapColumn); 232 buffer.append(EOL); 233 } 234 235 LDIFWriter.encodeNameAndValue("changetype", new ASN1OctetString("delete"), 236 buffer, wrapColumn); 237 buffer.append(EOL); 238 } 239 240 241 242 /** 243 * {@inheritDoc} 244 */ 245 @Override() 246 public int hashCode() 247 { 248 try 249 { 250 return getParsedDN().hashCode(); 251 } 252 catch (Exception e) 253 { 254 debugException(e); 255 return toLowerCase(getDN()).hashCode(); 256 } 257 } 258 259 260 261 /** 262 * {@inheritDoc} 263 */ 264 @Override() 265 public boolean equals(final Object o) 266 { 267 if (o == null) 268 { 269 return false; 270 } 271 272 if (o == this) 273 { 274 return true; 275 } 276 277 if (! (o instanceof LDIFDeleteChangeRecord)) 278 { 279 return false; 280 } 281 282 final LDIFDeleteChangeRecord r = (LDIFDeleteChangeRecord) o; 283 284 final HashSet<Control> c1 = new HashSet<Control>(getControls()); 285 final HashSet<Control> c2 = new HashSet<Control>(r.getControls()); 286 if (! c1.equals(c2)) 287 { 288 return false; 289 } 290 291 try 292 { 293 return getParsedDN().equals(r.getParsedDN()); 294 } 295 catch (Exception e) 296 { 297 debugException(e); 298 return toLowerCase(getDN()).equals(toLowerCase(r.getDN())); 299 } 300 } 301 302 303 304 /** 305 * {@inheritDoc} 306 */ 307 @Override() 308 public void toString(final StringBuilder buffer) 309 { 310 buffer.append("LDIFDeleteChangeRecord(dn='"); 311 buffer.append(getDN()); 312 buffer.append('\''); 313 314 final List<Control> controls = getControls(); 315 if (! controls.isEmpty()) 316 { 317 buffer.append(", controls={"); 318 319 final Iterator<Control> iterator = controls.iterator(); 320 while (iterator.hasNext()) 321 { 322 iterator.next().toString(buffer); 323 if (iterator.hasNext()) 324 { 325 buffer.append(','); 326 } 327 } 328 329 buffer.append('}'); 330 } 331 332 buffer.append(')'); 333 } 334}