/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.isis.progmodel.java5.value;
import org.apache.isis.applib.value.Quantity;
import org.apache.isis.noa.adapter.TextEntryParseException;
import org.apache.isis.noa.adapter.value.IntegerValue;
import org.apache.isis.nof.core.adapter.value.AbstractValueAdapter;
import org.apache.isis.nof.core.conf.Configuration;
import org.apache.isis.nof.core.context.IsisContext;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.text.ParseException;
public class QuantityAdapter extends AbstractValueAdapter implements IntegerValue {
private static NumberFormat DEFAULT_FORMAT = NumberFormat.getNumberInstance();
private NumberFormat format = DEFAULT_FORMAT;
private Quantity quantity;
public QuantityAdapter() {
this.quantity = null;
String formatRequired = IsisContext.getConfiguration().getString(Configuration.ROOT + "value.format.quantity");
if(formatRequired == null) {
format = DEFAULT_FORMAT;
} else {
setMask(formatRequired);
}
}
public QuantityAdapter(final Quantity quantity) {
this();
this.quantity = quantity;
}
public byte[] asEncodedString() {
String asString = Integer.toString(quantity.intValue());
return asString.getBytes();
}
public String getIconName() {
return "quantity";
}
public Object getObject() {
return quantity;
}
public Class getValueClass() {
return String.class;
}
public Integer integerValue() {
return quantity.intValue();
}
public void parseTextEntry(final String entry) {
if (entry == null || entry.trim().equals("")) {
quantity = null;
} else {
try {
int intValue = format.parse(entry).intValue();
quantity = new Quantity(intValue);
} catch (ParseException e) {
throw new TextEntryParseException("Invalid number", e);
}
}
}
public void restoreFromEncodedString(final byte[] data) {
String text = new String(data);
int value = Integer.valueOf(text).intValue();
quantity = new Quantity(value);
}
public void setMask(String mask) {
format = new DecimalFormat(mask);
}
public void setValue(Integer value) {
quantity = new Quantity(value);
}
public String titleString() {
return quantity == null ? "" : format.format(quantity.intValue());
}
public String toString() {
return "QunatityAdapter: " + quantity;
}
}