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GSInputTextWithConversion.java
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GSInputTextWithConversion.java
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package org.genericsystem.reactor.gscomponents;
import org.genericsystem.reactor.modelproperties.ConvertedValueDefaults;
import org.genericsystem.reactor.modelproperties.PasswordDefaults;
import org.genericsystem.reactor.modelproperties.SelectionDefaults;
import org.genericsystem.reactor.htmltag.HtmlInputText;
import java.io.Serializable;
import org.genericsystem.api.core.ApiStatics;
import org.genericsystem.common.Generic;
import org.genericsystem.reactor.Context;
import org.genericsystem.reactor.EncryptionUtils;
import io.vertx.core.logging.Logger;
import io.vertx.core.logging.LoggerFactory;
import javafx.beans.binding.Bindings;
import javafx.beans.property.Property;
import javafx.beans.value.ChangeListener;
import javafx.util.StringConverter;
public class GSInputTextWithConversion<T extends Serializable> extends HtmlInputText implements ConvertedValueDefaults {
static final Logger log = LoggerFactory.getLogger(GSInputTextWithConversion.class);
public GSInputTextWithConversion() {
initInput();
}
protected void initInput() {
createConvertedValueProperty();
storeInvalidProperty(model -> Bindings.createBooleanBinding(() -> {
boolean required = model.getGeneric().isRequiredConstraintEnabled(ApiStatics.BASE_POSITION);
String value = getDomNodeAttributes(model).get(VALUE);
if (value == null || value.trim().isEmpty())
return required;
try {
getConverter(model).fromString(value);
return false;
} catch (Exception e) {
return true;
}
}, getDomNodeAttributes(model)));
bindOptionalStyleClass(INVALID, INVALID);
bindBiDirectionalAttributeOnEnter(VALUE, VALUE);
}
private void bindBiDirectionalAttributeOnEnter(String propertyName, String attributeName) {
bindAction(model -> {
try {
getProperty(propertyName, model).setValue(getConverter(model).fromString(getDomNodeAttributes(model).get(attributeName)));
} catch (Exception ignore) {
log.warn("Conversion exception : " + ignore.getMessage());
}
});
addPrefixBinding(model -> {
ChangeListener listener = (o, old, newValue) -> getDomNodeAttributes(model).put(attributeName, getConverter(model).toString((T) newValue));
getProperty(propertyName, model).addListener(listener);
});
}
public StringConverter<T> getConverter(Context model) {
Class<?> clazz = model.getGeneric().getInstanceValueClassConstraint();
if (clazz == null)
clazz = String.class;
return ApiStatics.STRING_CONVERTERS.get(clazz);
}
public static class GSInputTextEditorWithConversion<T extends Serializable> extends GSInputTextWithConversion<T> implements SelectionDefaults {
@Override
protected void initInput() {
super.initInput();
initValueProperty(model -> model.getGeneric().getValue());
addConvertedValueChangeListener((model, nva) -> {
if (nva != null) {
Generic updatedGeneric = model.getGeneric().updateValue(nva);
Property<Generic> genericProperty = getUpdatedGenericProperty(model);
if (genericProperty != null)
genericProperty.setValue(updatedGeneric);
}
});
}
@Override
public StringConverter<T> getConverter(Context model) {
Class<?> clazz = model.getGenerics()[1].getInstanceValueClassConstraint();
if (clazz == null) {
if (model.getGeneric().getValue() != null)
clazz = model.getGeneric().getValue().getClass();
else
clazz = String.class;
}
return ApiStatics.STRING_CONVERTERS.get(clazz);
}
}
public static class PasswordInput extends GSInputTextWithConversion<byte[]> implements PasswordDefaults {
public PasswordInput() {
addAttribute("type", "password");
}
@Override
public StringConverter<byte[]> getConverter(Context context) {
return new StringConverter<byte[]>() {
@Override
public String toString(byte[] hash) {
return null;
}
@Override
public byte[] fromString(String password) {
if (password.length() < 8)
throw new IllegalStateException("Password must be at least 8 characters.");
Property<byte[]> saltProperty = getSaltProperty(context);
if (saltProperty.getValue() == null)
saltProperty.setValue(EncryptionUtils.generateSalt());
return EncryptionUtils.getEncryptedPassword(password, saltProperty.getValue());
}
};
}
}
}