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Wrapper for Java API for JSON Processing with OOP in mind.
/*
* The MIT License (MIT)
*
* Copyright (c) 2018 piotrkot
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.github.piotrkot.json.values;
import com.github.piotrkot.json.JsonVal;
import java.math.BigDecimal;
import java.math.BigInteger;
import javax.json.JsonNumber;
/**
* Number value.
*
* @since 1.0
*/
public final class Vnum implements JsonVal {
/**
* Json number.
*/
private final JsonNumber val;
/**
* Ctor.
* @param val Value for number.
*/
public Vnum(final JsonNumber val) {
this.val = val;
}
/**
* Ctor.
* @param val Value for number.
*/
public Vnum(final int val) {
this(new IntJson(val));
}
/**
* Ctor.
* @param val Value for number.
*/
public Vnum(final long val) {
this(new LongJson(val));
}
/**
* Ctor.
* @param val Value for number.
*/
public Vnum(final double val) {
this(new BigDecimalJson(val));
}
/**
* Ctor.
* @param val Value for number.
*/
public Vnum(final BigInteger val) {
this(new BigDecimalJson(val));
}
/**
* Ctor.
* @param val Value for number.
*/
public Vnum(final BigDecimal val) {
this(new BigDecimalJson(val));
}
@Override
public JsonNumber jsonValue() {
return this.val;
}
@Override
public Number value() {
return this.val.bigDecimalValue();
}
/**
* Json number for API.
*/
private static final class IntJson implements JsonNumber {
/**
* Number value.
*/
private final int number;
/**
* Ctor.
* @param number Number value.
*/
IntJson(final int number) {
this.number = number;
}
@Override
public ValueType getValueType() {
return ValueType.NUMBER;
}
@Override
public boolean isIntegral() {
return true;
}
@Override
public int intValue() {
return this.number;
}
@Override
public int intValueExact() {
return this.number;
}
@Override
public long longValue() {
return this.number;
}
@Override
public long longValueExact() {
return this.number;
}
@Override
public BigInteger bigIntegerValue() {
return new BigDecimal(this.number).toBigInteger();
}
@Override
public BigInteger bigIntegerValueExact() {
return new BigDecimal(this.number).toBigIntegerExact();
}
@Override
public double doubleValue() {
return this.number;
}
@Override
public BigDecimal bigDecimalValue() {
return new BigDecimal(this.number);
}
@Override
public String toString() {
return String.valueOf(this.number);
}
}
/**
* Json number for API.
*/
private static final class LongJson implements JsonNumber {
/**
* Number value.
*/
private final long number;
/**
* Ctor.
* @param number Number value.
*/
LongJson(final long number) {
this.number = number;
}
@Override
public ValueType getValueType() {
return ValueType.NUMBER;
}
@Override
public boolean isIntegral() {
return true;
}
@Override
public int intValue() {
return (int) this.number;
}
@Override
public int intValueExact() {
return Math.toIntExact(this.number);
}
@Override
public long longValue() {
return this.number;
}
@Override
public long longValueExact() {
return this.number;
}
@Override
public BigInteger bigIntegerValue() {
return new BigDecimal(this.number).toBigInteger();
}
@Override
public BigInteger bigIntegerValueExact() {
return new BigDecimal(this.number).toBigIntegerExact();
}
@Override
public double doubleValue() {
return this.number;
}
@Override
public BigDecimal bigDecimalValue() {
return new BigDecimal(this.number);
}
@Override
public String toString() {
return String.valueOf(this.number);
}
}
/**
* Json number for API.
*/
private static final class BigDecimalJson implements JsonNumber {
/**
* Number value.
*/
private final BigDecimal number;
/**
* Ctor.
* @param number Number value.
*/
BigDecimalJson(final BigDecimal number) {
this.number = number;
}
/**
* Ctor.
* @param number Number value.
*/
BigDecimalJson(final double number) {
this(BigDecimal.valueOf(number));
}
/**
* Ctor.
* @param number Number value.
*/
BigDecimalJson(final BigInteger number) {
this(new BigDecimal(number));
}
@Override
public ValueType getValueType() {
return ValueType.NUMBER;
}
@Override
public boolean isIntegral() {
return this.number.scale() == 0;
}
@Override
public int intValue() {
return this.number.intValue();
}
@Override
public int intValueExact() {
return this.number.intValueExact();
}
@Override
public long longValue() {
return this.number.longValue();
}
@Override
public long longValueExact() {
return this.number.longValueExact();
}
@Override
public BigInteger bigIntegerValue() {
return this.number.toBigInteger();
}
@Override
public BigInteger bigIntegerValueExact() {
return this.number.toBigIntegerExact();
}
@Override
public double doubleValue() {
return this.number.doubleValue();
}
@Override
public BigDecimal bigDecimalValue() {
return this.number;
}
@Override
public String toString() {
return this.number.toString();
}
}
}
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