1 /******************************************************************************* 2 * Copyright (c) 2009, 2017 Mountainminds GmbH & Co. KG and Contributors 3 * All rights reserved. This program and the accompanying materials 4 * are made available under the terms of the Eclipse Public License v1.0 5 * which accompanies this distribution, and is available at 6 * http://www.eclipse.org/legal/epl-v10.html 7 * 8 * Contributors: 9 * Marc R. Hoffmann - initial API and implementation 10 * 11 *******************************************************************************/ 12 package org.jacoco.core.internal.instr; 13 14 import org.jacoco.core.internal.flow.ClassProbesVisitor; 15 import org.jacoco.core.internal.flow.MethodProbesVisitor; 16 import org.objectweb.asm.Opcodes; 17 18 /** 19 * Internal class to remember the total number of probes required for a class. 20 */ 21 class ProbeCounter extends ClassProbesVisitor { 22 23 private int count; 24 private boolean methods; 25 ProbeCounter()26 ProbeCounter() { 27 count = 0; 28 methods = false; 29 } 30 31 @Override visitMethod(final int access, final String name, final String desc, final String signature, final String[] exceptions)32 public MethodProbesVisitor visitMethod(final int access, final String name, 33 final String desc, final String signature, final String[] exceptions) { 34 if (!InstrSupport.CLINIT_NAME.equals(name) 35 && (access & Opcodes.ACC_ABSTRACT) == 0) { 36 methods = true; 37 } 38 return null; 39 } 40 41 @Override visitTotalProbeCount(final int count)42 public void visitTotalProbeCount(final int count) { 43 this.count = count; 44 } 45 getCount()46 int getCount() { 47 return count; 48 } 49 50 /** 51 * @return <code>true</code> if the class has non-abstract methods other 52 * than a static initializer 53 */ hasMethods()54 boolean hasMethods() { 55 return methods; 56 } 57 58 } 59