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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.dexgen.dex.code;
     18 
     19 import com.android.dexgen.rop.type.Type;
     20 
     21 import java.util.HashSet;
     22 
     23 /**
     24  * Interface for the construction of {@link CatchTable} instances.
     25  */
     26 public interface CatchBuilder {
     27     /**
     28      * Builds and returns the catch table for this instance.
     29      *
     30      * @return {@code non-null;} the constructed table
     31      */
     32     public CatchTable build();
     33 
     34     /**
     35      * Gets whether this instance has any catches at all (either typed
     36      * or catch-all).
     37      *
     38      * @return whether this instance has any catches at all
     39      */
     40     public boolean hasAnyCatches();
     41 
     42     /**
     43      * Gets the set of catch types associated with this instance.
     44      *
     45      * @return {@code non-null;} the set of catch types
     46      */
     47     public HashSet<Type> getCatchTypes();
     48 }
     49