org.op4j.target.ExecutionTargetSelectIndexOperation Maven / Gradle / Ivy
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/*
* =============================================================================
*
* Copyright (c) 2010, The OP4J team (http://www.op4j.org)
*
* 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 org.op4j.target;
import java.util.List;
/**
*
* @since 1.0
*
* @author Daniel Fernández
*
*/
final class ExecutionTargetSelectIndexOperation implements ExecutionTargetOperation {
private final int internalBlock;
private final boolean desiredResult;
private final List positions;
public ExecutionTargetSelectIndexOperation(final int internalBlock, final boolean desiredResult, final List positions) {
super();
this.internalBlock = internalBlock;
this.desiredResult = desiredResult;
this.positions = positions;
}
public Object execute(final Object target, final ExecutionTargetOperation[][] operations, final Integer index) {
if (this.positions.contains(index) == this.desiredResult) {
Object result = target;
for (int j = 0, y = operations[this.internalBlock].length; j < y; j++) {
result = operations[this.internalBlock][j].execute(result, operations, index);
}
return result;
}
return target;
}
}