Add findNext and findPrevSiblingByClass to SmaliCompositeElement

This commit is contained in:
Ben Gruver 2014-12-30 19:08:51 -08:00
parent 6513dc0124
commit 190ce57ab6
2 changed files with 28 additions and 52 deletions

View File

@ -96,4 +96,32 @@ public abstract class SmaliCompositeElement extends CompositePsiElement {
}
return null;
}
@Nullable
@SuppressWarnings("unchecked")
public <T> T findNextSiblingByClass(@NotNull Class<T> cls) {
PsiElement prev = getNextSibling();
while (true) {
if (prev == null) {
return null;
} else if (cls.isInstance(prev)) {
return (T)prev;
}
prev = prev.getNextSibling();
}
}
@Nullable
@SuppressWarnings("unchecked")
public <T> T findPrevSiblingByClass(@NotNull Class<T> cls) {
PsiElement prev = getPrevSibling();
while (true) {
if (prev == null) {
return null;
} else if (cls.isInstance(prev)) {
return (T)prev;
}
prev = prev.getPrevSibling();
}
}
}

View File

@ -1,52 +0,0 @@
/*
* Copyright 2014, 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.smalidea.util;
import com.intellij.psi.PsiElement;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
public class PsiUtils {
@Nullable
public static <T> T findPrevSiblingByClass(@Nonnull PsiElement element, @Nonnull Class<T> cls) {
PsiElement prev = element.getPrevSibling();
while (true) {
if (prev == null) {
return null;
} else if (cls.isInstance(prev)) {
return (T)prev;
}
prev = prev.getPrevSibling();
}
}
}