1 /* 2 * Portions of this software was developed by employees of the National Institute 3 * of Standards and Technology (NIST), an agency of the Federal Government and is 4 * being made available as a public service. Pursuant to title 17 United States 5 * Code Section 105, works of NIST employees are not subject to copyright 6 * protection in the United States. This software may be subject to foreign 7 * copyright. Permission in the United States and in foreign countries, to the 8 * extent that NIST may hold copyright, to use, copy, modify, create derivative 9 * works, and distribute this software and its documentation without fee is hereby 10 * granted on a non-exclusive basis, provided that this notice and disclaimer 11 * of warranty appears in all copies. 12 * 13 * THE SOFTWARE IS PROVIDED 'AS IS' WITHOUT ANY WARRANTY OF ANY KIND, EITHER 14 * EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY 15 * THAT THE SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND FREEDOM FROM 17 * INFRINGEMENT, AND ANY WARRANTY THAT THE DOCUMENTATION WILL CONFORM TO THE 18 * SOFTWARE, OR ANY WARRANTY THAT THE SOFTWARE WILL BE ERROR FREE. IN NO EVENT 19 * SHALL NIST BE LIABLE FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, DIRECT, 20 * INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF, RESULTING FROM, 21 * OR IN ANY WAY CONNECTED WITH THIS SOFTWARE, WHETHER OR NOT BASED UPON WARRANTY, 22 * CONTRACT, TORT, OR OTHERWISE, WHETHER OR NOT INJURY WAS SUSTAINED BY PERSONS OR 23 * PROPERTY OR OTHERWISE, AND WHETHER OR NOT LOSS WAS SUSTAINED FROM, OR AROSE OUT 24 * OF THE RESULTS OF, OR USE OF, THE SOFTWARE OR SERVICES PROVIDED HEREUNDER. 25 */ 26 27 package gov.nist.secauto.metaschema.core.model.constraint; 28 29 import gov.nist.secauto.metaschema.core.datatype.markup.MarkupMultiline; 30 import gov.nist.secauto.metaschema.core.metapath.MetapathExpression; 31 32 import java.util.regex.Pattern; 33 34 import edu.umd.cs.findbugs.annotations.NonNull; 35 import edu.umd.cs.findbugs.annotations.Nullable; 36 37 public class DefaultKeyField implements IKeyField { 38 39 @Nullable 40 private final Pattern pattern; 41 @NonNull 42 private final MetapathExpression target; 43 @Nullable 44 private final MarkupMultiline remarks; 45 46 /** 47 * Construct a new key field based on the provided target. An optional pattern 48 * can be used to extract a portion of the resulting key value. 49 * 50 * @param target 51 * a Metapath expression identifying the target of the key field 52 * @param pattern 53 * an optional used to extract a portion of the resulting key value 54 * @param remarks 55 * optional remarks describing the intent of the constraint 56 */ 57 public DefaultKeyField( 58 @NonNull MetapathExpression target, 59 @Nullable Pattern pattern, 60 @Nullable MarkupMultiline remarks) { 61 this.pattern = pattern; 62 this.target = target; 63 this.remarks = remarks; 64 } 65 66 @Override 67 public Pattern getPattern() { 68 return pattern; 69 } 70 71 @Override 72 public MetapathExpression getTarget() { 73 return target; 74 } 75 76 @Override 77 public MarkupMultiline getRemarks() { 78 return remarks; 79 } 80 81 }