com.fs.commons.desktop.validation.builtin.EncodableInCharsetValidator Maven / Gradle / Ivy
/*
* Copyright 2002-2016 Jalal Kiswani.
*
* 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.fs.commons.desktop.validation.builtin;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;
import com.fs.commons.desktop.validation.Problems;
import com.fs.commons.desktop.validation.Validator;
/**
*
* @author Tim Boudreau
*/
final class EncodableInCharsetValidator implements Validator {
private final String charsetName;
EncodableInCharsetValidator() {
this(Charset.defaultCharset().name());
}
EncodableInCharsetValidator(final String charsetName) {
this.charsetName = charsetName;
// Be fail-fast with respect to exceptions
Charset.forName(charsetName);
}
@Override
public boolean validate(final Problems problems, final String compName, final String model) {
final char[] c = model.toCharArray();
boolean result = true;
String curr;
for (final char element : c) {
curr = new String(new char[] { element });
try {
final String nue = new String(curr.getBytes(this.charsetName));
result = element == nue.charAt(0);
if (!result) {
problems.add(NbBundle.getMessage(EncodableInCharsetValidator.class, "INVALID_CHARACTER", compName, curr, this.charsetName)); // NOI18N
break;
}
} catch (final UnsupportedEncodingException ex) {
// Already tested in constructor
throw new AssertionError(ex);
}
}
return result;
}
}