Examples with PsiClassType com.intellij.psi.PsiClassType used on opensource projects

Example 6 with PsiClassType

use of com.intellij.psi.PsiClassType in project smali by JesusFreke.

the class SmaliClassTest method testIsInheritor.

public void testIsInheritor() {
    SmaliFile file = (SmaliFile) myFixture.addFileToProject("blah.smali", ".class public Lblah; .super Ljava/lang/Exception;");
    SmaliClass smaliClass = file.getPsiClass();
    Assert.assertEquals("blah", smaliClass.getQualifiedName());
    PsiElementFactory factory = JavaPsiFacade.getInstance(getProject()).getElementFactory();
    PsiClassType throwableType = factory.createTypeByFQClassName("java.lang.Throwable", file.getResolveScope());
    PsiClass throwableClass = throwableType.resolve();
    Assert.assertNotNull(throwableClass);
    PsiClassType exceptionType = factory.createTypeByFQClassName("java.lang.Exception", file.getResolveScope());
    PsiClass exceptionClass = exceptionType.resolve();
    Assert.assertNotNull(exceptionClass);
    PsiClassType objectType = factory.createTypeByFQClassName("java.lang.Object", file.getResolveScope());
    PsiClass objectClass = objectType.resolve();
    Assert.assertNotNull(objectClass);
    Assert.assertTrue(smaliClass.isInheritor(exceptionClass, true));
    Assert.assertTrue(smaliClass.isInheritor(throwableClass, true));
    Assert.assertTrue(smaliClass.isInheritor(objectClass, true));
    Assert.assertTrue(smaliClass.isInheritorDeep(exceptionClass, null));
    Assert.assertTrue(smaliClass.isInheritorDeep(throwableClass, null));
    Assert.assertTrue(smaliClass.isInheritorDeep(objectClass, null));
    Assert.assertTrue(smaliClass.isInheritor(exceptionClass, false));
    Assert.assertFalse(smaliClass.isInheritor(throwableClass, false));
    Assert.assertFalse(smaliClass.isInheritor(objectClass, false));
}

Example 7 with PsiClassType

use of com.intellij.psi.PsiClassType in project kotlin by JetBrains.

the class ViewTagDetector method visitMethod.

@Override
public void visitMethod(@NonNull JavaContext context, @Nullable UastVisitor visitor, @NonNull UCallExpression call, @NonNull UMethod method) {
    // http://code.google.com/p/android/issues/detail?id=18273
    if (context.getMainProject().getMinSdk() >= 14) {
        return;
    }
    JavaEvaluator evaluator = context.getEvaluator();
    if (!evaluator.isMemberInSubClassOf(method, CLASS_VIEW, false)) {
        return;
    }
    List<UExpression> arguments = call.getValueArguments();
    if (arguments.size() != 2) {
        return;
    }
    UExpression tagArgument = arguments.get(1);
    if (tagArgument == null) {
        return;
    }
    PsiType type = TypeEvaluator.evaluate(context, tagArgument);
    if ((!(type instanceof PsiClassType))) {
        return;
    }
    PsiClass typeClass = ((PsiClassType) type).resolve();
    if (typeClass == null) {
        return;
    }
    String objectType;
    if (InheritanceUtil.isInheritor(typeClass, false, CLASS_VIEW)) {
        objectType = "views";
    } else if (InheritanceUtil.isInheritor(typeClass, false, CURSOR_CLS)) {
        objectType = "cursors";
    } else if (typeClass.getName() != null && typeClass.getName().endsWith("ViewHolder")) {
        objectType = "view holders";
    } else {
        return;
    }
    String message = String.format("Avoid setting %1$s as values for `setTag`: " + "Can lead to memory leaks in versions older than Android 4.0", objectType);
    context.report(ISSUE, call, context.getUastLocation(tagArgument), message);
}

Example 8 with PsiClassType

use of com.intellij.psi.PsiClassType in project kotlin by JetBrains.

the class StringFormatDetector method checkStringFormatCall.

/**
     * Check the given String.format call (with the given arguments) to see if the string format is
     * being used correctly
     *  @param context           the context to report errors to
     * @param calledMethod      the method being called
     * @param call              the AST node for the {@link String#format}
     * @param specifiesLocale   whether the first parameter is a locale string, shifting the
     */
private void checkStringFormatCall(JavaContext context, PsiMethod calledMethod, UCallExpression call, boolean specifiesLocale) {
    int argIndex = specifiesLocale ? 1 : 0;
    List<UExpression> args = call.getValueArguments();
    if (args.size() <= argIndex) {
        return;
    }
    UExpression argument = args.get(argIndex);
    ResourceUrl resource = ResourceEvaluator.getResource(context, argument);
    if (resource == null || resource.framework || resource.type != ResourceType.STRING) {
        return;
    }
    String name = resource.name;
    if (mIgnoreStrings != null && mIgnoreStrings.contains(name)) {
        return;
    }
    boolean passingVarArgsArray = false;
    int callCount = args.size() - 1 - argIndex;
    if (callCount == 1) {
        // If instead of a varargs call like
        //    getString(R.string.foo, arg1, arg2, arg3)
        // the code is calling the varargs method with a packed Object array, as in
        //    getString(R.string.foo, new Object[] { arg1, arg2, arg3 })
        // we'll need to handle that such that we don't think this is a single
        // argument
        UExpression lastArg = args.get(args.size() - 1);
        PsiParameterList parameterList = calledMethod.getParameterList();
        int parameterCount = parameterList.getParametersCount();
        if (parameterCount > 0 && parameterList.getParameters()[parameterCount - 1].isVarArgs()) {
            boolean knownArity = false;
            boolean argWasReference = false;
            if (lastArg instanceof UReferenceExpression) {
                PsiElement resolved = ((UReferenceExpression) lastArg).resolve();
                if (resolved instanceof PsiVariable) {
                    UExpression initializer = context.getUastContext().getInitializerBody((PsiVariable) resolved);
                    if (initializer != null && (UastExpressionUtils.isNewArray(initializer) || UastExpressionUtils.isArrayInitializer(initializer))) {
                        argWasReference = true;
                        // Now handled by check below
                        lastArg = initializer;
                    }
                }
            }
            if (UastExpressionUtils.isNewArray(lastArg) || UastExpressionUtils.isArrayInitializer(lastArg)) {
                UCallExpression arrayInitializer = (UCallExpression) lastArg;
                if (UastExpressionUtils.isNewArrayWithInitializer(lastArg) || UastExpressionUtils.isArrayInitializer(lastArg)) {
                    callCount = arrayInitializer.getValueArgumentCount();
                    knownArity = true;
                } else if (UastExpressionUtils.isNewArrayWithDimensions(lastArg)) {
                    List<UExpression> arrayDimensions = arrayInitializer.getValueArguments();
                    if (arrayDimensions.size() == 1) {
                        UExpression first = arrayDimensions.get(0);
                        if (first instanceof ULiteralExpression) {
                            Object o = ((ULiteralExpression) first).getValue();
                            if (o instanceof Integer) {
                                callCount = (Integer) o;
                                knownArity = true;
                            }
                        }
                    }
                }
                if (!knownArity) {
                    if (!argWasReference) {
                        return;
                    }
                } else {
                    passingVarArgsArray = true;
                }
            }
        }
    }
    if (callCount > 0 && mNotFormatStrings.containsKey(name)) {
        checkNotFormattedHandle(context, call, name, mNotFormatStrings.get(name));
        return;
    }
    List<Pair<Handle, String>> list = mFormatStrings != null ? mFormatStrings.get(name) : null;
    if (list == null) {
        LintClient client = context.getClient();
        if (client.supportsProjectResources() && !context.getScope().contains(Scope.RESOURCE_FILE)) {
            AbstractResourceRepository resources = client.getProjectResources(context.getMainProject(), true);
            List<ResourceItem> items;
            if (resources != null) {
                items = resources.getResourceItem(ResourceType.STRING, name);
            } else {
                // Must be a non-Android module
                items = null;
            }
            if (items != null) {
                for (final ResourceItem item : items) {
                    ResourceValue v = item.getResourceValue(false);
                    if (v != null) {
                        String value = v.getRawXmlValue();
                        if (value != null) {
                            // Make sure it's really a formatting string,
                            // not for example "Battery remaining: 90%"
                            boolean isFormattingString = value.indexOf('%') != -1;
                            for (int j = 0, m = value.length(); j < m && isFormattingString; j++) {
                                char c = value.charAt(j);
                                if (c == '\\') {
                                    j++;
                                } else if (c == '%') {
                                    Matcher matcher = FORMAT.matcher(value);
                                    if (!matcher.find(j)) {
                                        isFormattingString = false;
                                    } else {
                                        String conversion = matcher.group(6);
                                        int conversionClass = getConversionClass(conversion.charAt(0));
                                        if (conversionClass == CONVERSION_CLASS_UNKNOWN || matcher.group(5) != null) {
                                            // Some date format etc - don't process
                                            return;
                                        }
                                    }
                                    // Don't process second % in a %%
                                    j++;
                                }
                            // If the user marked the string with
                            }
                            Handle handle = client.createResourceItemHandle(item);
                            if (isFormattingString) {
                                if (list == null) {
                                    list = Lists.newArrayList();
                                    if (mFormatStrings == null) {
                                        mFormatStrings = Maps.newHashMap();
                                    }
                                    mFormatStrings.put(name, list);
                                }
                                list.add(Pair.of(handle, value));
                            } else if (callCount > 0) {
                                checkNotFormattedHandle(context, call, name, handle);
                            }
                        }
                    }
                }
            }
        } else {
            return;
        }
    }
    if (list != null) {
        Set<String> reported = null;
        for (Pair<Handle, String> pair : list) {
            String s = pair.getSecond();
            if (reported != null && reported.contains(s)) {
                continue;
            }
            int count = getFormatArgumentCount(s, null);
            Handle handle = pair.getFirst();
            if (count != callCount) {
                Location location = context.getUastLocation(call);
                Location secondary = handle.resolve();
                secondary.setMessage(String.format("This definition requires %1$d arguments", count));
                location.setSecondary(secondary);
                String message = String.format("Wrong argument count, format string `%1$s` requires `%2$d` but format " + "call supplies `%3$d`", name, count, callCount);
                context.report(ARG_TYPES, call, location, message);
                if (reported == null) {
                    reported = Sets.newHashSet();
                }
                reported.add(s);
            } else {
                if (passingVarArgsArray) {
                    // flag parameters on the Object[] instead of the wrapped parameters
                    return;
                }
                for (int i = 1; i <= count; i++) {
                    int argumentIndex = i + argIndex;
                    PsiType type = args.get(argumentIndex).getExpressionType();
                    if (type != null) {
                        boolean valid = true;
                        String formatType = getFormatArgumentType(s, i);
                        if (formatType == null) {
                            continue;
                        }
                        char last = formatType.charAt(formatType.length() - 1);
                        if (formatType.length() >= 2 && Character.toLowerCase(formatType.charAt(formatType.length() - 2)) == 't') {
                            // TODO
                            continue;
                        }
                        switch(last) {
                            // unusual and probably not intended.
                            case 'b':
                            case 'B':
                                valid = isBooleanType(type);
                                break;
                            // Numeric: integer and floats in various formats
                            case 'x':
                            case 'X':
                            case 'd':
                            case 'o':
                            case 'e':
                            case 'E':
                            case 'f':
                            case 'g':
                            case 'G':
                            case 'a':
                            case 'A':
                                valid = isNumericType(type, true);
                                break;
                            case 'c':
                            case 'C':
                                // Unicode character
                                valid = isCharacterType(type);
                                break;
                            case 'h':
                            // Hex print of hash code of objects
                            case 'H':
                            case 's':
                            case 'S':
                                // String. Can pass anything, but warn about
                                // numbers since you may have meant more
                                // specific formatting. Use special issue
                                // explanation for this?
                                valid = !isBooleanType(type) && !isNumericType(type, false);
                                break;
                        }
                        if (!valid) {
                            Location location = context.getUastLocation(args.get(argumentIndex));
                            Location secondary = handle.resolve();
                            secondary.setMessage("Conflicting argument declaration here");
                            location.setSecondary(secondary);
                            String suggestion = null;
                            if (isBooleanType(type)) {
                                suggestion = "`b`";
                            } else if (isCharacterType(type)) {
                                suggestion = "'c'";
                            } else if (PsiType.INT.equals(type) || PsiType.LONG.equals(type) || PsiType.BYTE.equals(type) || PsiType.SHORT.equals(type)) {
                                suggestion = "`d`, 'o' or `x`";
                            } else if (PsiType.FLOAT.equals(type) || PsiType.DOUBLE.equals(type)) {
                                suggestion = "`e`, 'f', 'g' or `a`";
                            } else if (type instanceof PsiClassType) {
                                String fqn = type.getCanonicalText();
                                if (TYPE_INTEGER_WRAPPER.equals(fqn) || TYPE_LONG_WRAPPER.equals(fqn) || TYPE_BYTE_WRAPPER.equals(fqn) || TYPE_SHORT_WRAPPER.equals(fqn)) {
                                    suggestion = "`d`, 'o' or `x`";
                                } else if (TYPE_FLOAT_WRAPPER.equals(fqn) || TYPE_DOUBLE_WRAPPER.equals(fqn)) {
                                    suggestion = "`d`, 'o' or `x`";
                                } else if (TYPE_OBJECT.equals(fqn)) {
                                    suggestion = "'s' or 'h'";
                                }
                            }
                            if (suggestion != null) {
                                suggestion = " (Did you mean formatting character " + suggestion + "?)";
                            } else {
                                suggestion = "";
                            }
                            String canonicalText = type.getCanonicalText();
                            canonicalText = canonicalText.substring(canonicalText.lastIndexOf('.') + 1);
                            String message = String.format("Wrong argument type for formatting argument '#%1$d' " + "in `%2$s`: conversion is '`%3$s`', received `%4$s` " + "(argument #%5$d in method call)%6$s", i, name, formatType, canonicalText, argumentIndex + 1, suggestion);
                            context.report(ARG_TYPES, call, location, message);
                            if (reported == null) {
                                reported = Sets.newHashSet();
                            }
                            reported.add(s);
                        }
                    }
                }
            }
        }
    }
}

Example 9 with PsiClassType

use of com.intellij.psi.PsiClassType in project intellij-community by JetBrains.

the class AdvHighlightingTest method testSameClassesInSourceAndLib.

public void testSameClassesInSourceAndLib() throws Exception {
    String path = PathManagerEx.getTestDataPath() + BASE_PATH + "/" + getTestName(true);
    VirtualFile root = LocalFileSystem.getInstance().findFileByIoFile(new File(path));
    assert root != null : path;
    loadAllModulesUnder(root);
    configureByExistingFile(root.findFileByRelativePath("src/ppp/SomeClass.java"));
    PsiField field = ((PsiJavaFile) myFile).getClasses()[0].findFieldByName("f", false);
    assert field != null;
    PsiClass aClass = ((PsiClassType) field.getType()).resolve();
    assert aClass != null;
    assertEquals("ppp.BadClass", aClass.getQualifiedName());
    //lies in source
    VirtualFile vFile1 = myFile.getVirtualFile();
    VirtualFile vFile2 = aClass.getContainingFile().getVirtualFile();
    assert vFile1 != null;
    assert vFile2 != null;
    assertEquals(vFile1.getParent(), vFile2.getParent());
}

Example 10 with PsiClassType

use of com.intellij.psi.PsiClassType in project intellij-community by JetBrains.

the class GradleUnresolvedReferenceFilter method isReject.

@Override
public boolean isReject(@NotNull GrReferenceExpression expression) {
    final PsiType psiType = GradleResolverUtil.getTypeOf(expression);
    if (psiType == null) {
        PsiElement child = expression.getFirstChild();
        if (child == null)
            return false;
        PsiReference reference = child.getReference();
        if (reference instanceof GrReferenceExpression) {
            PsiType type = ((GrReferenceExpression) reference).getType();
            if (type != null) {
                PsiClassType extType = createGenericType(GRADLE_API_EXTRA_PROPERTIES_EXTENSION, expression, null);
                return TypeConversionUtil.areTypesConvertible(type, extType);
            }
        }
        return false;
    }
    Set<String> toIgnore = new HashSet<>(IGNORE_SET);
    GradleExtensionsSettings.GradleExtensionsData extensionsData = GradleExtensionsContributor.Companion.getExtensionsFor(expression);
    if (extensionsData != null) {
        for (GradleExtensionsSettings.GradleExtension extension : extensionsData.extensions) {
            if (StringUtil.isNotEmpty(extension.namedObjectTypeFqn)) {
                toIgnore.add(extension.namedObjectTypeFqn);
            }
        }
    }
    return toIgnore.contains(TypesUtil.getQualifiedName(psiType));
}