com.rover12421.shaka.apktool.lib.StringBlockAj.java Source code

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Here is the source code for com.rover12421.shaka.apktool.lib.StringBlockAj.java

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/**
 *  Copyright 2015 Rover12421 <rover12421@163.com>
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.rover12421.shaka.apktool.lib;

import brut.androlib.res.decoder.StringBlock;
import com.rover12421.shaka.lib.LogHelper;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;

/**
 * Created by rover12421 on 4/1/15.
 */
@Aspect
public class StringBlockAj {
    @Around("execution(* brut.androlib.res.decoder.StringBlock.outputStyleTag(..))"
            + "&& args(tag, builder, close)")
    public void outputStyleTag(ProceedingJoinPoint joinPoint, String tag, StringBuilder builder, boolean close)
            throws Throwable {
        String newTag = tag.replaceAll(";+", ";");
        if (!newTag.equals(tag)) {
            LogHelper.info("outputStyleTag " + tag + " >>> " + newTag);
        }

        joinPoint.proceed(new Object[] { newTag, builder, close });
    }

    @Around("execution(* brut.androlib.res.decoder.StringBlock.getStyle(..))" + "&& args(index)")
    public int[] getStyle(ProceedingJoinPoint joinPoint, int index) throws Throwable {
        StringBlock thiz = (StringBlock) joinPoint.getThis();
        int[] m_styleOffsets = thiz.getStyleOffsets();
        int[] m_styles = thiz.getStyles();
        if (m_styleOffsets == null || m_styles == null || index >= m_styleOffsets.length) {
            return null;
        }
        int offset = m_styleOffsets[index] / 4;
        if (offset < 0 || offset > m_styles.length) {
            return null;
        }
        return (int[]) joinPoint.proceed(joinPoint.getArgs());
    }
}