/*
* Copyright (c) 2011, grossmann
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the jo-widgets.org nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL jo-widgets.org BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
package org.jowidgets.spi.impl.verify;
import java.util.LinkedList;
import java.util.List;
import org.jowidgets.common.verify.IInputVerifier;
import org.jowidgets.spi.widgets.setup.ITextComponentSetupSpi;
public final class InputVerifierHelper {
private InputVerifierHelper() {}
public static IInputVerifier getInputVerifier(final IInputVerifier inputVerifier, final ITextComponentSetupSpi setup) {
final List<IInputVerifier> inputVerifiers = new LinkedList<IInputVerifier>();
if (inputVerifier != null) {
inputVerifiers.add(inputVerifier);
}
if (setup.getInputVerifier() != null) {
inputVerifiers.add(setup.getInputVerifier());
}
for (final String regExp : setup.getAcceptingRegExps()) {
inputVerifiers.add(new RegExpInputVerifier(regExp));
}
if (inputVerifiers.size() > 0) {
return new IInputVerifier() {
@Override
public boolean verify(final String currentValue, final String input, final int start, final int end) {
for (final IInputVerifier inputVerifier : inputVerifiers) {
if (!inputVerifier.verify(currentValue, input, start, end)) {
return false;
}
}
return true;
}
};
}
else {
return null;
}
}
}