Examples with DomEvent com.intellij.util.xml.events.DomEvent used on opensource projects

Example 1 with DomEvent

use of com.intellij.util.xml.events.DomEvent in project intellij-community by JetBrains.

the class DomInvocationHandler method copyFrom.

@Override
public void copyFrom(final DomElement other) {
    if (other == getProxy())
        return;
    assert other.getDomElementType().equals(myType) : "Can't copy from " + other.getDomElementType() + " to " + myType;
    if (other.getXmlElement() == null) {
        undefine();
        return;
    }
    myManager.performAtomicChange(() -> {
        ensureXmlElementExists();
        final DomInvocationHandler otherInvocationHandler = DomManagerImpl.getDomInvocationHandler(other);
        assert otherInvocationHandler != null : other;
        final DomGenericInfoEx genericInfo = otherInvocationHandler.getGenericInfo();
        for (final AttributeChildDescriptionImpl description : genericInfo.getAttributeChildrenDescriptions()) {
            description.getDomAttributeValue(this).setStringValue(description.getDomAttributeValue(other).getStringValue());
        }
        for (final DomFixedChildDescription description : genericInfo.getFixedChildrenDescriptions()) {
            final List<? extends DomElement> list = description.getValues(getProxy());
            final List<? extends DomElement> otherValues = description.getValues(other);
            for (int i = 0; i < list.size(); i++) {
                final DomElement otherValue = otherValues.get(i);
                final DomElement value = list.get(i);
                if (!DomUtil.hasXml(otherValue)) {
                    value.undefine();
                } else {
                    value.copyFrom(otherValue);
                }
            }
        }
        for (final DomCollectionChildDescription description : genericInfo.getCollectionChildrenDescriptions()) {
            for (final DomElement value : description.getValues(getProxy())) {
                value.undefine();
            }
            for (final DomElement otherValue : description.getValues(other)) {
                description.addValue(getProxy(), otherValue.getDomElementType()).copyFrom(otherValue);
            }
        }
        final String stringValue = otherInvocationHandler.getValue();
        if (StringUtil.isNotEmpty(stringValue)) {
            setValue(stringValue);
        }
    });
    if (!myManager.getSemService().isInsideAtomicChange()) {
        myManager.fireEvent(new DomEvent(getProxy(), false));
    }
}

Example 2 with DomEvent

use of com.intellij.util.xml.events.DomEvent in project intellij-community by JetBrains.

the class FileDescriptionCachedValueProvider method _computeFileElement.

@Nullable
private DomFileElementImpl<T> _computeFileElement(final boolean fireEvents, @NotNull final XmlFileHeader rootTagName, @Nullable StringBuilder sb) {
    if (sb != null) {
        sb.append(rootTagName).append("\n");
    }
    if (!myXmlFile.isValid()) {
        return null;
    }
    if (sb != null) {
        sb.append("File is valid\n");
    }
    if (!(myXmlFile.getFileType() instanceof DomSupportEnabled)) {
        return null;
    }
    if (sb != null) {
        sb.append("File is of dom file type\n");
    }
    final DomFileDescription<T> description = findFileDescription(rootTagName, sb);
    final DomFileElementImpl oldValue = getLastValue();
    if (sb != null) {
        sb.append("last " + oldValue + "\n");
    }
    final List<DomEvent> events = fireEvents ? new SmartList<>() : Collections.<DomEvent>emptyList();
    if (oldValue != null) {
        if (fireEvents) {
            events.add(new DomEvent(oldValue, false));
        }
    }
    if (description == null) {
        return null;
    }
    final Class<T> rootElementClass = description.getRootElementClass();
    final XmlName xmlName = DomImplUtil.createXmlName(description.getRootTagName(), rootElementClass, null);
    assert xmlName != null;
    final EvaluatedXmlNameImpl rootTagName1 = EvaluatedXmlNameImpl.createEvaluatedXmlName(xmlName, xmlName.getNamespaceKey(), false);
    VirtualFile file = myXmlFile.getVirtualFile();
    FileStub stub = null;
    if (description.hasStubs() && file instanceof VirtualFileWithId && !isFileParsed()) {
        ApplicationManager.getApplication().assertReadAccessAllowed();
        if (!XmlUtil.isStubBuilding()) {
            ObjectStubTree stubTree = StubTreeLoader.getInstance().readOrBuild(myXmlFile.getProject(), file, myXmlFile);
            if (stubTree != null) {
                stub = (FileStub) stubTree.getRoot();
            }
        }
    }
    DomFileElementImpl<T> result = new DomFileElementImpl<>(myXmlFile, rootElementClass, rootTagName1, myDomManager, description, stub);
    if (sb != null) {
        sb.append("success " + result + "\n");
    }
    if (fireEvents) {
        events.add(new DomEvent(result, true));
    }
    return result;
}

Example 3 with DomEvent

use of com.intellij.util.xml.events.DomEvent in project intellij-community by JetBrains.

the class AttributeChildInvocationHandler method setValue.

@Override
protected void setValue(@Nullable final String value) {
    final XmlTag tag = ensureTagExists();
    final String attributeName = getXmlElementName();
    final String namespace = getXmlApiCompatibleNamespace(getParentHandler());
    final String oldValue = StringUtil.unescapeXml(tag.getAttributeValue(attributeName, namespace));
    final String newValue = XmlStringUtil.escapeString(value);
    if (Comparing.equal(oldValue, newValue, true))
        return;
    getManager().runChange(() -> {
        try {
            XmlAttribute attribute = tag.setAttribute(attributeName, namespace, newValue);
            setXmlElement(attribute);
            getManager().cacheHandler(DomManagerImpl.DOM_ATTRIBUTE_HANDLER_KEY, attribute, this);
        } catch (IncorrectOperationException e) {
            LOG.error(e);
        }
    });
    final DomElement proxy = getProxy();
    getManager().fireEvent(oldValue != null ? new DomEvent(proxy, false) : new DomEvent(proxy, true));
}

Example 4 with DomEvent

use of com.intellij.util.xml.events.DomEvent in project intellij-community by JetBrains.

the class DomChildrenTest method testUndefineNotLastFixedChild.

public void testUndefineNotLastFixedChild() throws Throwable {
    new WriteCommandAction.Simple(getProject()) {

        @Override
        protected void run() throws Throwable {
            final MyElement element = createElement("<a>" + "<child>1</child>" + "<child attr=\"\">2</child>" + "</a>");
            final MyElement child = element.getChild();
            final MyElement child2 = element.getChild2();
            assertTrue(child.isValid());
            assertTrue(child2.isValid());
            child.undefine();
            assertTrue(child.isValid());
            assertTrue(child2.isValid());
            assertEquals(element, child.getParent());
            assertEquals(element, child2.getParent());
            assertEquals(child, element.getChild());
            assertEquals(child2, element.getChild2());
            myCallRegistry.putExpected(new DomEvent(child, false));
            myCallRegistry.assertResultsAndClear();
            XmlTag[] subTags = element.getXmlTag().getSubTags();
            assertEquals(2, subTags.length);
            assertCached(child, subTags[0]);
            assertCached(child2, subTags[1]);
        }
    }.execute().throwException();
}

Example 5 with DomEvent

use of com.intellij.util.xml.events.DomEvent in project intellij-community by JetBrains.

the class DomChildrenTest method testUndefineCollectionChild.

public void testUndefineCollectionChild() throws Throwable {
    final MyElement element = createElement("<a><child-element/><child-element/><child-element/></a>");
    final MyElement child1 = element.getChildElements().get(0);
    final MyElement child2 = element.getChildElements().get(1);
    final MyElement child3 = element.getChildElements().get(2);
    final List<XmlTag> oldChildren = new ArrayList<>(Arrays.asList(element.getXmlTag().getSubTags()));
    assertTrue(child2.isValid());
    assertEquals(element, child2.getParent());
    WriteCommandAction.runWriteCommandAction(null, () -> {
        child2.undefine();
        assertFalse(child2.isValid());
        oldChildren.remove(1);
        assertEquals(oldChildren, Arrays.asList(element.getXmlTag().getSubTags()));
        assertEquals(Arrays.asList(child1, child3), element.getChildElements());
        assertCached(child1, element.getXmlTag().findSubTags("child-element")[0]);
        assertCached(child3, element.getXmlTag().findSubTags("child-element")[1]);
    });
    myCallRegistry.putExpected(new DomEvent(element, false));
    myCallRegistry.assertResultsAndClear();
}