com.google.gwt.uibinder.attributeparsers.IntPairAttributeParser Maven / Gradle / Ivy
/*
* Copyright 2007 Google Inc.
*
* Licensed 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 com.google.gwt.uibinder.attributeparsers;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.google.gwt.uibinder.rebind.MortalLogger;
/**
* Parses a pair of integer values.
*/
class IntPairAttributeParser implements AttributeParser {
private final IntAttributeParser intParser;
private final MortalLogger logger;
IntPairAttributeParser(IntAttributeParser intParser, MortalLogger logger) {
this.intParser = intParser;
this.logger = logger;
}
public String parse(String value) throws UnableToCompleteException {
String[] values = value.split(",");
if (values.length != 2) {
die(value);
}
String left = intParser.parse(values[0].trim());
String right = intParser.parse(values[1].trim());
return String.format("%s, %s", left, right);
}
private void die(String value) throws UnableToCompleteException {
logger.die("Unable to parse \"%s\" as a pair of integers", value);
}
}