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      1 /*
      2  * Copyright 2012, 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.BaseMethodReference;
     36 import org.jf.dexlib2.iface.reference.MethodReference;
     37 import org.jf.dexlib2.immutable.util.CharSequenceConverter;
     38 import org.jf.util.ImmutableUtils;
     39 
     40 import javax.annotation.Nonnull;
     41 import javax.annotation.Nullable;
     42 
     43 public class ImmutableMethodReference extends BaseMethodReference implements ImmutableReference {
     44     @Nonnull protected final String definingClass;
     45     @Nonnull protected final String name;
     46     @Nonnull protected final ImmutableList<String> parameters;
     47     @Nonnull protected final String returnType;
     48 
     49     public ImmutableMethodReference(@Nonnull String definingClass,
     50                                     @Nonnull String name,
     51                                     @Nullable Iterable<? extends CharSequence> parameters,
     52                                     @Nonnull String returnType) {
     53         this.definingClass = definingClass;
     54         this.name = name;
     55         this.parameters = CharSequenceConverter.immutableStringList(parameters);
     56         this.returnType = returnType;
     57     }
     58 
     59     public ImmutableMethodReference(@Nonnull String definingClass,
     60                                     @Nonnull String name,
     61                                     @Nullable ImmutableList<String> parameters,
     62                                     @Nonnull String returnType) {
     63         this.definingClass = definingClass;
     64         this.name = name;
     65         this.parameters = ImmutableUtils.nullToEmptyList(parameters);
     66         this.returnType = returnType;
     67     }
     68 
     69     @Nonnull
     70     public static ImmutableMethodReference of(@Nonnull MethodReference methodReference) {
     71         if (methodReference instanceof ImmutableMethodReference) {
     72             return (ImmutableMethodReference)methodReference;
     73         }
     74         return new ImmutableMethodReference(
     75                 methodReference.getDefiningClass(),
     76                 methodReference.getName(),
     77                 methodReference.getParameterTypes(),
     78                 methodReference.getReturnType());
     79     }
     80 
     81     @Nonnull @Override public String getDefiningClass() { return definingClass; }
     82     @Nonnull @Override public String getName() { return name; }
     83     @Nonnull @Override public ImmutableList<String> getParameterTypes() { return parameters; }
     84     @Nonnull @Override public String getReturnType() { return returnType; }
     85 
     86 
     87 }
     88