android-calculatorpp/android-app/src/main/java/org/solovyev/android/calculator/CharacterAtPositionFinder.java
2013-06-26 12:22:26 +04:00

56 lines
1.4 KiB
Java

/*
* Copyright 2013 serso aka se.solovyev
*
* 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.
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* Contact details
*
* Email: se.solovyev@gmail.com
* Site: http://se.solovyev.org
*/
package org.solovyev.android.calculator;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.solovyev.common.JPredicate;
/**
* User: serso
* Date: 10/3/11
* Time: 12:54 AM
*/
public class CharacterAtPositionFinder implements JPredicate<Character> {
private int i;
@Nonnull
private final String targetString;
public CharacterAtPositionFinder(@Nonnull String targetString, int i) {
this.targetString = targetString;
this.i = i;
}
@Override
public boolean apply(@Nullable Character s) {
return s != null && s.equals(targetString.charAt(i));
}
public void setI(int i) {
this.i = i;
}
}