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      1 /*
      2  * Copyright 2016, Google Inc.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are
      7  * met:
      8  *
      9  *     * Redistributions of source code must retain the above copyright
     10  * notice, this list of conditions and the following disclaimer.
     11  *     * Redistributions in binary form must reproduce the above
     12  * copyright notice, this list of conditions and the following disclaimer
     13  * in the documentation and/or other materials provided with the
     14  * distribution.
     15  *     * Neither the name of Google Inc. nor the names of its
     16  * contributors may be used to endorse or promote products derived from
     17  * this software without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 package org.jf.dexlib2.immutable.reference;
     33 
     34 import com.google.common.collect.ImmutableList;
     35 import org.jf.dexlib2.base.reference.BaseMethodProtoReference;
     36 import org.jf.dexlib2.iface.reference.MethodProtoReference;
     37 import org.jf.dexlib2.immutable.util.CharSequenceConverter;
     38 
     39 import java.util.List;
     40 
     41 import javax.annotation.Nonnull;
     42 import javax.annotation.Nullable;
     43 
     44 public class ImmutableMethodProtoReference extends BaseMethodProtoReference implements ImmutableReference {
     45     @Nonnull protected final ImmutableList<String> parameters;
     46     @Nonnull protected final String returnType;
     47 
     48     public ImmutableMethodProtoReference(@Nullable Iterable<? extends CharSequence> parameters,
     49                                          @Nonnull String returnType) {
     50         this.parameters = CharSequenceConverter.immutableStringList(parameters);
     51         this.returnType = returnType;
     52     }
     53 
     54     @Nonnull public static ImmutableMethodProtoReference of(@Nonnull MethodProtoReference methodProtoReference) {
     55         if (methodProtoReference instanceof ImmutableMethodProtoReference) {
     56             return (ImmutableMethodProtoReference) methodProtoReference;
     57         }
     58         return new ImmutableMethodProtoReference(
     59                 methodProtoReference.getParameterTypes(),
     60                 methodProtoReference.getReturnType());
     61     }
     62 
     63     @Override
     64     public List<? extends CharSequence> getParameterTypes() {
     65         return parameters;
     66     }
     67 
     68     @Override
     69     public String getReturnType() {
     70         return returnType;
     71     }
     72 }
     73