Examples with CodeLinesInfo jadx.gui.utils.CodeLinesInfo used on opensource projects

Example 1 with CodeLinesInfo

use of jadx.gui.utils.CodeLinesInfo in project jadx by skylot.

the class IndexService method indexCls.

/**
 * Warning! Not ready for parallel execution. Use only in a single thread.
 */
public boolean indexCls(JavaClass cls) {
    try {
        TextSearchIndex index = cache.getTextIndex();
        if (index == null) {
            return false;
        }
        // get code from cache to avoid decompilation here
        String code = getCodeFromCache(cls);
        if (code == null) {
            return cls.isNoCode();
        }
        List<StringRef> lines = splitLines(code);
        CodeLinesInfo linesInfo = new CodeLinesInfo(cls);
        index.indexCode(cls, linesInfo, lines);
        index.indexNames(cls);
        indexSet.add(cls);
        return true;
    } catch (Exception e) {
        LOG.error("Index error in class: {}", cls.getFullName(), e);
        return false;
    }
}

Example 2 with CodeLinesInfo

use of jadx.gui.utils.CodeLinesInfo in project jadx by skylot.

the class CommentAction method getCommentRef.

/**
 * Check if possible insert comment at current line.
 *
 * @return blank code comment object (comment string empty)
 */
@Nullable
private ICodeComment getCommentRef(int line) {
    if (line == -1 || this.topCls == null) {
        return null;
    }
    try {
        // TODO: cache and update on class refresh
        CodeLinesInfo linesInfo = new CodeLinesInfo(topCls, true);
        // add comment if node definition at this line
        JavaNode nodeAtLine = linesInfo.getDefAtLine(line);
        if (nodeAtLine != null) {
            // at node definition -> add comment for it
            JadxNodeRef nodeRef = JadxNodeRef.forJavaNode(nodeAtLine);
            return new JadxCodeComment(nodeRef, "");
        }
        Object ann = topCls.getAnnotationAt(new CodePosition(line));
        if (ann == null) {
            // check if line with comment above node definition
            try {
                JavaNode defNode = linesInfo.getJavaNodeBelowLine(line);
                if (defNode != null) {
                    String lineStr = codeArea.getLineText(line).trim();
                    if (lineStr.startsWith("//")) {
                        return new JadxCodeComment(JadxNodeRef.forJavaNode(defNode), "");
                    }
                }
            } catch (Exception e) {
                LOG.error("Failed to check comment line: " + line, e);
            }
            return null;
        }
        // try to add method line comment
        JavaNode node = linesInfo.getJavaNodeByLine(line);
        if (node instanceof JavaMethod) {
            JadxNodeRef nodeRef = JadxNodeRef.forMth((JavaMethod) node);
            if (ann instanceof InsnCodeOffset) {
                int rawOffset = ((InsnCodeOffset) ann).getOffset();
                return new JadxCodeComment(nodeRef, JadxCodeRef.forInsn(rawOffset), "");
            }
        }
    } catch (Exception e) {
        LOG.error("Failed to add comment at line: " + line, e);
    }
    return null;
}

Example 3 with CodeLinesInfo

use of jadx.gui.utils.CodeLinesInfo in project jadx by skylot.

the class UsageDialog method processUsageClass.

private void processUsageClass(JavaNode usageNode) {
    JavaClass cls = usageNode.getTopParentClass();
    String code = cls.getCodeInfo().getCodeStr();
    CodeLinesInfo linesInfo = new CodeLinesInfo(cls);
    List<? extends JavaNode> targetNodes = getMethodWithOverride();
    for (JavaNode javaNode : targetNodes) {
        List<CodePosition> usage = cls.getUsageFor(javaNode);
        for (CodePosition pos : usage) {
            if (javaNode.getTopParentClass().equals(cls) && pos.getPos() == javaNode.getDefPos()) {
                // skip declaration
                continue;
            }
            StringRef line = getLineStrAt(code, pos.getPos());
            if (line.startsWith("import ")) {
                continue;
            }
            JavaNode javaNodeByLine = linesInfo.getJavaNodeByLine(pos.getLine());
            JNode useAtNode = javaNodeByLine == null ? node : getNodeCache().makeFrom(javaNodeByLine);
            usageList.add(new CodeNode(useAtNode, line, pos.getLine(), pos.getPos()));
        }
    }
}

Example 4 with CodeLinesInfo

use of jadx.gui.utils.CodeLinesInfo in project jadx by skylot.

the class IndexJob method runJob.

protected void runJob() {
    JNodeCache nodeCache = cache.getNodeCache();
    final TextSearchIndex index = new TextSearchIndex(nodeCache);
    final CodeUsageInfo usageInfo = new CodeUsageInfo(nodeCache);
    cache.setTextIndex(index);
    cache.setUsageInfo(usageInfo);
    for (final JavaClass cls : wrapper.getClasses()) {
        addTask(new Runnable() {

            @Override
            public void run() {
                try {
                    index.indexNames(cls);
                    CodeLinesInfo linesInfo = new CodeLinesInfo(cls);
                    List<StringRef> lines = splitLines(cls);
                    usageInfo.processClass(cls, linesInfo, lines);
                    if (Utils.isFreeMemoryAvailable()) {
                        index.indexCode(cls, linesInfo, lines);
                    } else {
                        index.classCodeIndexSkipped(cls);
                    }
                } catch (Exception e) {
                    LOG.error("Index error in class: {}", cls.getFullName(), e);
                }
            }
        });
    }
}