| // Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| package com.android.tools.r8.utils.codeinspector; |
| |
| import com.android.tools.r8.cf.code.CfTryCatch; |
| import com.android.tools.r8.graph.CfCode; |
| import com.android.tools.r8.graph.Code; |
| import java.util.Iterator; |
| |
| class CfTryCatchIterator implements TryCatchIterator { |
| private final CodeInspector codeInspector; |
| private final CfCode cfCode; |
| private final Iterator<CfTryCatch> iterator; |
| |
| CfTryCatchIterator(CodeInspector codeInspector, MethodSubject methodSubject) { |
| this.codeInspector = codeInspector; |
| assert methodSubject.isPresent(); |
| Code code = methodSubject.getMethod().getCode(); |
| assert code != null && code.isCfCode(); |
| cfCode = code.asCfCode(); |
| iterator = cfCode.getTryCatchRanges().iterator(); |
| } |
| |
| @Override |
| public boolean hasNext() { |
| return iterator.hasNext(); |
| } |
| |
| @Override |
| public TryCatchSubject next() { |
| return codeInspector.createTryCatchSubject(cfCode, iterator.next()); |
| } |
| |
| } |