/*
* Freeplane - mind map editor
* Copyright (C) 2008 Dimitry Polivaev
*
* This file author is Dimitry Polivaev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.freeplane.features.filter.condition;
import java.util.Date;
import org.freeplane.core.io.xml.TreeXmlWriter;
import org.freeplane.core.resources.ResourceController;
import org.freeplane.core.util.TextUtils;
import org.freeplane.core.util.TypeReference;
import org.freeplane.features.filter.ExactStringMatchingStrategy;
import org.freeplane.features.filter.StringMatchingStrategy;
import org.freeplane.features.format.FormattedDate;
import org.freeplane.features.format.FormattedNumber;
import org.freeplane.features.format.IFormattedObject;
import org.freeplane.n3.nanoxml.XMLElement;
/**
* Adapter for Conditions which compare values (</<=/>/>=/=/!=)
*
* @author ?
*
*/
abstract public class CompareConditionAdapter extends ASelectableCondition {
public static final String OBJECT = "OBJECT";
public static final String MATCH_CASE = "MATCH_CASE";
public static final String MATCH_APPROXIMATELY = "MATCH_APPROXIMATELY";
public static final String VALUE = "VALUE";
private Comparable<?> conditionValue;
final private boolean matchCase;
final protected boolean matchApproximately;
final StringMatchingStrategy stringMatchingStrategy;
private int comparisonResult;
private boolean error;
abstract public boolean isEqualityCondition();
@SuppressWarnings("deprecation")
protected CompareConditionAdapter(final Object value, final boolean matchCase, final boolean matchApproximately) {
super();
this.matchCase = matchCase;
this.matchApproximately = matchApproximately;
stringMatchingStrategy = matchApproximately ? StringMatchingStrategy.DEFAULT_APPROXIMATE_STRING_MATCHING_STRATEGY :
new ExactStringMatchingStrategy();
final ResourceController resourceController = ResourceController.getResourceController();
if(value instanceof String && resourceController.getBooleanProperty("compare_as_number") && TextUtils.isNumber((String) value)) {
Number number = TextUtils.toNumber((String) value);
if(number instanceof Comparable<?>){
conditionValue = (Comparable<?>) number;
}
return;
}
if(value instanceof FormattedNumber){
conditionValue = (FormattedNumber)value;
return;
}
if(value instanceof FormattedDate){
final FormattedDate date = (FormattedDate) value;
if(date.containsTime() ||
date.getHours() == 0 && date.getMinutes() == 0 && date.getSeconds() == 0) {
conditionValue = date;
}
else{
final Date reducedDate = new Date(date.getYear(), date.getMonth(), date.getDate());
conditionValue = new FormattedDate(reducedDate.getTime(), date.getDateFormat());
}
return;
}
conditionValue = value.toString();
}
protected CompareConditionAdapter(final Double value) {
super();
this.matchCase = false;
this.matchApproximately = false;
conditionValue = value;
stringMatchingStrategy = matchApproximately ? StringMatchingStrategy.DEFAULT_APPROXIMATE_STRING_MATCHING_STRATEGY :
new ExactStringMatchingStrategy();
}
protected CompareConditionAdapter(final Long value) {
super();
this.matchCase = false;
this.matchApproximately = false;
conditionValue = value;
stringMatchingStrategy = matchApproximately ? StringMatchingStrategy.DEFAULT_APPROXIMATE_STRING_MATCHING_STRATEGY :
new ExactStringMatchingStrategy();
}
@Override
public void fillXML(final XMLElement child) {
super.fillXML(child);
if(conditionValue instanceof IFormattedObject){
child.setAttribute(OBJECT, TypeReference.toSpec(conditionValue));
}
else
child.setAttribute(CompareConditionAdapter.VALUE, conditionValue.toString());
child.setAttribute(CompareConditionAdapter.MATCH_CASE, TreeXmlWriter.BooleanToXml(matchCase));
child.setAttribute(CompareConditionAdapter.MATCH_APPROXIMATELY, TreeXmlWriter.BooleanToXml(matchApproximately));
}
protected void compareTo(final Object transformedContent){
error = false;
comparisonResult = Integer.signum(compareToData(transformedContent));
}
private int compareToData(final Object transformedContent) {
if (conditionValue instanceof FormattedNumber && transformedContent instanceof Number){
return -((FormattedNumber)conditionValue).compareTo((Number)transformedContent);
}
if (conditionValue instanceof Number && transformedContent instanceof String) {
try {
Number number = TextUtils.toNumber((String)transformedContent);
if (conditionValue instanceof FormattedNumber){
return -((FormattedNumber)conditionValue).compareTo(number);
}
if(number instanceof Long)
return compareTo((Long)number);
if(number instanceof Double)
return compareTo((Double)number);
}
catch (final NumberFormatException fne) {
};
error = true;
return 0;
}
if (conditionValue instanceof FormattedDate) {
if (transformedContent instanceof FormattedDate) {
return compareTo((FormattedDate)transformedContent);
}
error = true;
return 0;
}
final String valueAsString = conditionValue.toString();
final String text = transformedContent.toString();
if (isEqualityCondition())
{
return stringMatchingStrategy.matches(valueAsString, text, false, matchCase) ? 0 : -1;
}
else
{
return matchCase ? text.compareTo(valueAsString) : text.compareToIgnoreCase(valueAsString);
}
}
protected int getComparisonResult() {
return comparisonResult;
}
protected boolean isComparisonOK() {
return ! error;
}
private int compareTo(final Double value) {
return value.compareTo(((Number) conditionValue).doubleValue());
}
protected int compareTo(final Long value) {
return value.compareTo((Long) conditionValue);
}
@SuppressWarnings("deprecation")
private int compareTo(final Date value) {
if (((FormattedDate) conditionValue).containsTime() || (value.getHours() == 0 && value.getMinutes() == 0 && value.getSeconds() == 0))
return value.compareTo((Date) conditionValue);
return new Date(value.getYear(), value.getMonth(), value.getDate()).compareTo((Date) conditionValue);
}
public String createDescription(final String attribute, final int comparationResult, final boolean succeed) {
String simpleCondition;
switch (comparationResult) {
case -1:
simpleCondition = succeed ? ConditionFactory.FILTER_LT : ConditionFactory.FILTER_GE;
break;
case 0:
simpleCondition = TextUtils.getText(succeed ? ConditionFactory.FILTER_IS_EQUAL_TO
: ConditionFactory.FILTER_IS_NOT_EQUAL_TO);
break;
case 1:
simpleCondition = succeed ? ConditionFactory.FILTER_GT : ConditionFactory.FILTER_LE;
break;
default:
throw new IllegalArgumentException();
}
return ConditionFactory.createDescription(attribute, simpleCondition, valueDescription(), matchCase, matchApproximately);
}
private String valueDescription() {
return conditionValue.toString();
}
public Comparable<?> getConditionValue() {
return conditionValue;
}
}