IBooleanItem.java
/*
* Portions of this software was developed by employees of the National Institute
* of Standards and Technology (NIST), an agency of the Federal Government and is
* being made available as a public service. Pursuant to title 17 United States
* Code Section 105, works of NIST employees are not subject to copyright
* protection in the United States. This software may be subject to foreign
* copyright. Permission in the United States and in foreign countries, to the
* extent that NIST may hold copyright, to use, copy, modify, create derivative
* works, and distribute this software and its documentation without fee is hereby
* granted on a non-exclusive basis, provided that this notice and disclaimer
* of warranty appears in all copies.
*
* THE SOFTWARE IS PROVIDED 'AS IS' WITHOUT ANY WARRANTY OF ANY KIND, EITHER
* EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY
* THAT THE SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND FREEDOM FROM
* INFRINGEMENT, AND ANY WARRANTY THAT THE DOCUMENTATION WILL CONFORM TO THE
* SOFTWARE, OR ANY WARRANTY THAT THE SOFTWARE WILL BE ERROR FREE. IN NO EVENT
* SHALL NIST BE LIABLE FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, DIRECT,
* INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF, RESULTING FROM,
* OR IN ANY WAY CONNECTED WITH THIS SOFTWARE, WHETHER OR NOT BASED UPON WARRANTY,
* CONTRACT, TORT, OR OTHERWISE, WHETHER OR NOT INJURY WAS SUSTAINED BY PERSONS OR
* PROPERTY OR OTHERWISE, AND WHETHER OR NOT LOSS WAS SUSTAINED FROM, OR AROSE OUT
* OF THE RESULTS OF, OR USE OF, THE SOFTWARE OR SERVICES PROVIDED HEREUNDER.
*/
package gov.nist.secauto.metaschema.core.metapath.item.atomic;
import gov.nist.secauto.metaschema.core.datatype.adapter.MetaschemaDataTypeProvider;
import gov.nist.secauto.metaschema.core.metapath.function.InvalidValueForCastFunctionException;
import edu.umd.cs.findbugs.annotations.NonNull;
public interface IBooleanItem extends IAnyAtomicItem {
@NonNull
IBooleanItem TRUE = new BooleanItemImpl(true);
@NonNull
IBooleanItem FALSE = new BooleanItemImpl(false);
@NonNull
static IBooleanItem valueOf(boolean value) {
return value ? TRUE : FALSE;
}
@NonNull
static IBooleanItem valueOf(@NonNull Boolean value) {
return value ? TRUE : FALSE;
}
@NonNull
static IBooleanItem valueOf(@NonNull String value) {
IBooleanItem retval;
if ("1".equals(value)) {
retval = TRUE;
} else {
try {
Boolean bool = MetaschemaDataTypeProvider.BOOLEAN.parse(value);
retval = valueOf(bool);
} catch (IllegalArgumentException ex) {
throw new InvalidValueForCastFunctionException(String.format("Unable to parse string value '%s'", value),
ex);
}
}
return retval;
}
@NonNull
static IBooleanItem cast(@NonNull IAnyAtomicItem item) throws InvalidValueForCastFunctionException {
return MetaschemaDataTypeProvider.BOOLEAN.cast(item);
}
boolean toBoolean();
@NonNull
default IBooleanItem negate() {
return this.toBoolean() ? FALSE : TRUE;
}
}