Examples with MethodCall meghanada.analyze.MethodCall used on opensource projects

Example 6 with MethodCall

use of meghanada.analyze.MethodCall in project meghanada-server by mopemope.

the class LocationSearcher method searchMethodCall.

private Optional<Location> searchMethodCall(final Source source, final int line, final int col, final String symbol) {
    final EntryMessage entryMessage = log.traceEntry("line={} col={} symbol={}", line, col, symbol);
    final Optional<MethodCall> methodCall = source.getMethodCall(line, col, true);
    final Optional<Location> result = methodCall.flatMap(mc -> {
        final String methodName = mc.name;
        final List<String> arguments = mc.getArguments();
        final String declaringClass = mc.declaringClass;
        if (declaringClass == null) {
            return Optional.empty();
        }
        final List<String> searchTargets = new ArrayList<>(2);
        searchTargets.add(declaringClass);
        final CachedASMReflector reflector = CachedASMReflector.getInstance();
        searchTargets.addAll(reflector.getSuperClass(declaringClass));
        return searchTargets.stream().map(targetFqcn -> existsFQCN(project.getAllSourcesWithDependencies(), targetFqcn).flatMap(file -> getMethodLocationFromProject(methodName, arguments, file)).orElseGet(wrapIO(() -> {
            final SearchContext context = new SearchContext(targetFqcn, SearchKind.METHOD);
            context.name = methodName;
            context.arguments = arguments;
            return Optional.ofNullable(searchFromSrcZip(context)).orElseGet(wrapIO(() -> searchFromDependency(context)));
        }))).filter(Objects::nonNull).findFirst();
    });
    log.traceExit(entryMessage);
    return result;
}

Example 7 with MethodCall

use of meghanada.analyze.MethodCall in project meghanada-server by mopemope.

the class JavaCompletion method completionFieldsOrMethods.

private static Collection<? extends CandidateUnit> completionFieldsOrMethods(final Source source, final int line, final String var, final String target) {
    // completionAt methods or fields
    if (var.equals("this")) {
        return JavaCompletion.completionThis(source, line, target);
    }
    if (var.equals("super")) {
        return JavaCompletion.completionSuper(source, line, target);
    }
    log.debug("search '{}' field or method", var);
    String ownPackage = source.getPackageName();
    final Set<CandidateUnit> res = new HashSet<>(32);
    {
        // completion static method
        String fqcn = source.getImportedClassFQCN(var, null);
        if (nonNull(fqcn)) {
            if (!fqcn.contains(".") && !ownPackage.isEmpty()) {
                fqcn = ownPackage + '.' + fqcn;
            }
            final Collection<? extends CandidateUnit> result = JavaCompletion.reflect(ownPackage, fqcn, true, false, target);
            res.addAll(result);
            // add inner class
            final Collection<? extends CandidateUnit> inners = CachedASMReflector.getInstance().searchInnerClasses(fqcn);
            res.addAll(inners);
            if (!res.isEmpty()) {
                return res;
            }
        }
    }
    {
        final Map<String, Variable> symbols = source.getDeclaratorMap(line);
        final Variable variable = symbols.get(var);
        if (nonNull(variable)) {
            // get data from reflector
            String fqcn = variable.fqcn;
            if (!fqcn.contains(".")) {
                fqcn = ownPackage + '.' + fqcn;
            }
            final Collection<? extends CandidateUnit> reflect = JavaCompletion.reflect(ownPackage, fqcn, target);
            res.addAll(reflect);
        }
    }
    {
        for (final ClassScope cs : source.getClassScopes()) {
            final String fqcn = cs.getFQCN();
            final Optional<MemberDescriptor> fieldResult = JavaCompletion.reflectSelf(fqcn, true, target).stream().filter(c -> c instanceof FieldDescriptor && c.getName().equals(var)).findFirst();
            if (fieldResult.isPresent()) {
                final MemberDescriptor memberDescriptor = fieldResult.orElse(null);
                final String returnType = memberDescriptor.getRawReturnType();
                final Collection<? extends CandidateUnit> reflect = reflect(ownPackage, returnType, target);
                res.addAll(reflect);
            }
        }
    }
    {
        // java.lang
        final String fqcn = "java.lang." + var;
        final Collection<? extends CandidateUnit> result = JavaCompletion.reflect(ownPackage, fqcn, true, false, target);
        res.addAll(result);
    }
    {
        String fqcn = var;
        if (!ownPackage.isEmpty()) {
            fqcn = ownPackage + '.' + var;
        }
        final Collection<? extends CandidateUnit> reflectResults = JavaCompletion.reflect(ownPackage, fqcn, true, false, target);
        res.addAll(reflectResults);
        final CachedASMReflector reflector = CachedASMReflector.getInstance();
        if (reflector.containsFQCN(fqcn)) {
            final Collection<? extends CandidateUnit> inners = reflector.searchInnerClasses(fqcn);
            res.addAll(inners);
        }
    }
    if (line > 0 && res.isEmpty()) {
        List<MethodCall> calls = source.getMethodCall(line - 1);
        long lastCol = 0;
        String lastFQCN = null;
        for (MethodCall call : calls) {
            long col = call.nameRange.begin.column;
            String name = ClassNameUtils.getSimpleName(call.name);
            if (name.equals(var) && col > lastCol) {
                lastFQCN = call.returnType;
                lastCol = col;
            }
        }
        if (nonNull(lastFQCN)) {
            res.addAll(reflectWithFQCN(lastFQCN, ""));
        }
    }
    return res;
}

Example 8 with MethodCall

use of meghanada.analyze.MethodCall in project meghanada-server by mopemope.

the class ReferenceSearcher method searchMethodCallReferences.

private static List<Reference> searchMethodCallReferences(Source src, SearchCondition sc) throws IOException {
    List<String> lines = FileUtils.readLines(src.getFile());
    int size = lines.size();
    List<Reference> result = new ArrayList<>(size);
    Collection<MethodCall> methodCalls = src.getMethodCalls();
    for (MethodCall mc : methodCalls) {
        String declaringClass = mc.declaringClass;
        String methodName = mc.name;
        boolean compare = ClassNameUtils.compareArgumentType(mc.getArguments(), sc.arguments);
        if (compare && sc.declaringClass.equals(declaringClass) && sc.name.equals(methodName)) {
            Range range = mc.nameRange;
            long line = range.begin.line;
            long column = range.begin.column;
            String code = StringEscapeUtils.escapeJava(lines.get((int) line - 1));
            Reference ref = new Reference(src.filePath, line, column, code);
            result.add(ref);
        }
    }
    return result;
}

Example 9 with MethodCall

use of meghanada.analyze.MethodCall in project meghanada-server by mopemope.

the class JavaVariableCompletionTest method createLocalVariable5.

@Test
public void createLocalVariable5() throws Exception {
    JavaVariableCompletion completion = getCompilation();
    Optional<LocalVariable> olv = timeIt(() -> {
        final Range range = new Range(0, 0, 0, 0);
        final Range nameRange = new Range(0, 0, 0, 0);
        final MethodCall mcs = new MethodCall("parser", "parse", 0, nameRange, range);
        return completion.createLocalVariable(mcs, "org.apache.commons.cli.CommandLine");
    });
    LocalVariable lv = olv.get();
    System.out.println(lv);
    assertEquals(4, lv.getCandidates().size());
}

Example 10 with MethodCall

use of meghanada.analyze.MethodCall in project meghanada-server by mopemope.

the class ReferenceSearcher method searchClassReferences.

private static List<Reference> searchClassReferences(Source src, SearchCondition sc) throws IOException {
    List<String> lines = FileUtils.readLines(src.getFile());
    int size = lines.size();
    List<Reference> result = new ArrayList<>(size);
    Collection<MethodCall> methodCalls = src.getMethodCalls();
    for (MethodCall mc : methodCalls) {
        String declaringClass = mc.declaringClass;
        if (sc.declaringClass.equals(declaringClass) && mc.scope.contains(sc.name)) {
            Range range = mc.nameRange;
            long line = range.begin.line;
            long column = range.begin.column;
            String code = StringEscapeUtils.escapeJava(lines.get((int) line - 1));
            Reference ref = new Reference(src.filePath, line, column, code);
            result.add(ref);
        }
    }
    Collection<FieldAccess> fieldAccesses = src.getFieldAccesses();
    for (FieldAccess fa : fieldAccesses) {
        String declaringClass = fa.declaringClass;
        if (sc.declaringClass.equals(declaringClass) && fa.scope.contains(sc.name)) {
            Range range = fa.range;
            long line = range.begin.line;
            long column = range.begin.column;
            String code = StringEscapeUtils.escapeJava(lines.get((int) line - 1));
            Reference ref = new Reference(src.filePath, line, column, code);
            result.add(ref);
        }
    }
    return result;
}