From 3d5423ed2bfa6817f668b14795aa6ba882aef44d Mon Sep 17 00:00:00 2001 From: Ben Gruver Date: Wed, 17 Apr 2013 00:13:12 -0700 Subject: Tweak how hashCode and equals works for MethodReferences This fixes an issue where method references weren't being properly interned when generating a dex file --- .../main/java/org/jf/util/CharSequenceUtils.java | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 util/src/main/java/org/jf/util/CharSequenceUtils.java (limited to 'util') diff --git a/util/src/main/java/org/jf/util/CharSequenceUtils.java b/util/src/main/java/org/jf/util/CharSequenceUtils.java new file mode 100644 index 00000000..f78d9bee --- /dev/null +++ b/util/src/main/java/org/jf/util/CharSequenceUtils.java @@ -0,0 +1,51 @@ +/* + * Copyright 2013, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +package org.jf.util; + +import com.google.common.base.Function; +import com.google.common.base.Functions; +import com.google.common.collect.Lists; + +import java.util.List; + +public class CharSequenceUtils { + private static final Function TO_STRING = Functions.toStringFunction(); + + public static int listHashCode(List list) { + return Lists.transform(list, TO_STRING).hashCode(); + } + + public static boolean listEquals(List list1, List list2) { + return Lists.transform(list1, TO_STRING).equals( + Lists.transform(list2, TO_STRING)); + } +} -- cgit v1.2.3