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/*******************************************************************************
* Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Marc R. Hoffmann - initial API and implementation
*
*******************************************************************************/
package org.jacoco.core.internal.instr;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.MethodVisitor;
/**
* Strategies to retrieve the probe array instance for each method within a
* type. This abstraction is required as we need to follow a different strategy
* depending on whether the instrumented type is a class or interface.
*/
public interface IProbeArrayStrategy {
/**
* Creates code that stores the probe array instance in the given variable.
*
* @param mv
* visitor to create code
* @param clinit
* true in case of {@code <clinit>} method
* @param variable
* variable index to store probe array to
* @return maximum stack size required by the generated code
*/
int storeInstance(MethodVisitor mv, boolean clinit, int variable);
/**
* Adds additional class members required by this strategy. This method is
* called after all original members of the class has been processed.
*
* @param cv
* visitor to create fields and methods
* @param probeCount
* total number of probes required for this class
*/
void addMembers(ClassVisitor cv, int probeCount);
}
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