/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esper.type;
import java.util.Locale;
/**
* Placeholder for a boolean value in an event expression.
*/
public final class BoolValue extends PrimitiveValueBase {
private Boolean boolValue;
public PrimitiveValueType getType() {
return PrimitiveValueType.BOOL;
}
/**
* Constructor.
*
* @param boolValue sets the value.
*/
public BoolValue(Boolean boolValue) {
this.boolValue = boolValue;
}
/**
* Constructor.
*/
public BoolValue() {
}
/**
* Parse the boolean string.
*
* @param value is a bool value
* @return parsed boolean
*/
public static boolean parseString(String value) {
if (!(value.toLowerCase(Locale.ENGLISH).equals("true")) && (!(value.toLowerCase(Locale.ENGLISH).equals("false")))) {
throw new IllegalArgumentException("Boolean value '" + value + "' cannot be converted to boolean");
}
return Boolean.parseBoolean(value);
}
/**
* Parse the string array returning a boolean array.
*
* @param values - string array
* @return typed array
*/
public static boolean[] parseString(String[] values) {
boolean[] result = new boolean[values.length];
for (int i = 0; i < result.length; i++) {
result[i] = parseString(values[i]);
}
return result;
}
public final void parse(String value) {
boolValue = parseString(value);
}
public final Object getValueObject() {
return boolValue;
}
public final void setBoolean(boolean x) {
this.boolValue = x;
}
public final String toString() {
if (boolValue == null) {
return "null";
}
return boolValue.toString();
}
}