io.appulse.encon.java.terms.term.FloatTerm Maven / Gradle / Ivy
/*
* Copyright 2018 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.appulse.encon.java.terms.term;
import java.math.BigDecimal;
/**
*
* @author Artem Labazin
* @since 1.0.0
*/
public interface FloatTerm extends NumberTerm {
default boolean isFloatingPointNumber () {
switch (getType()) {
case FLOAT:
case NEW_FLOAT:
return true;
default:
return false;
}
}
default boolean isFloat () {
return isFloatingPointNumber();
}
default boolean isDouble () {
return isFloatingPointNumber();
}
default boolean isBigDecimal () {
return isFloatingPointNumber();
}
default float asFloat () {
return asFloat(.0F);
}
default float asFloat (float defaultValue) {
return defaultValue;
}
/**
* Method that will try to convert value of this term to a Java double.
* Numbers are coerced using default Java rules; booleans convert to 0.0 (false)
* and 1.0 (true), and Strings are parsed using default Java language double
* parsing rules.
*
* If representation cannot be converted to a double,
* default value of 0.0 will be returned; no exceptions are thrown.
*
* @return term's double representation
*/
default double asDouble () {
return asDouble(.0D);
}
/**
* Method that will try to convert value of this term to a Java double.
* Numbers are coerced using default Java rules; booleans convert to 0.0 (false)
* and 1.0 (true), and Strings are parsed using default Java language integer
* parsing rules.
*
* If representation cannot be converted to a double,
* specified defaultValue will be returned; no exceptions are thrown.
*
* @param defaultValue default value
*
* @return term's double representation
*/
default double asDouble (double defaultValue) {
return defaultValue;
}
default BigDecimal asDecimal () {
return asDecimal(BigDecimal.ZERO);
}
default BigDecimal asDecimal (BigDecimal defaultValue) {
return defaultValue;
}
}