Example usage for org.eclipse.jdt.core IJavaElement getParent

List of usage examples for org.eclipse.jdt.core IJavaElement getParent

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Introduction

In this page you can find the example usage for org.eclipse.jdt.core IJavaElement getParent.

Prototype

IJavaElement getParent();

Source Link

Document

Returns the element directly containing this element, or null if this element has no parent.

Usage

From source file:com.codenvy.ide.ext.java.server.internal.core.search.matching.TypeReferenceLocator.java

License:Open Source License

protected IJavaElement findElement(IJavaElement element, int accuracy) {
    // need exact match to be able to open on type ref
    if (accuracy != SearchMatch.A_ACCURATE)
        return null;

    // element that references the type must be included in the enclosing element
    DeclarationOfReferencedTypesPattern declPattern = (DeclarationOfReferencedTypesPattern) this.pattern;
    while (element != null && !declPattern.enclosingElement.equals(element))
        element = element.getParent();
    return element;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.search.matching.TypeReferenceLocator.java

License:Open Source License

void matchReportReference(Expression expr, int lastIndex, TypeBinding refBinding, MatchLocator locator)
        throws CoreException {

    // Look if there's a need to special report for parameterized type
    if (refBinding.isParameterizedType() || refBinding.isRawType()) {

        // Try to refine accuracy
        ParameterizedTypeBinding parameterizedBinding = (ParameterizedTypeBinding) refBinding;
        updateMatch(parameterizedBinding, this.pattern.getTypeArguments(), this.pattern.hasTypeParameters(), 0,
                locator);/* w w  w . java  2 s  .  c o  m*/

        // See whether it is necessary to report or not
        if (this.match.getRule() == 0)
            return; // impossible match
        boolean report = (this.isErasureMatch && this.match.isErasure())
                || (this.isEquivalentMatch && this.match.isEquivalent()) || this.match.isExact();
        if (!report)
            return;

        // Make a special report for parameterized types if necessary
        if (refBinding.isParameterizedType() && this.pattern.hasTypeArguments()) {
            TypeReference typeRef = null;
            TypeReference[] typeArguments = null;
            if (expr instanceof ParameterizedQualifiedTypeReference) {
                typeRef = (ParameterizedQualifiedTypeReference) expr;
                typeArguments = ((ParameterizedQualifiedTypeReference) expr).typeArguments[lastIndex];
            } else if (expr instanceof ParameterizedSingleTypeReference) {
                typeRef = (ParameterizedSingleTypeReference) expr;
                typeArguments = ((ParameterizedSingleTypeReference) expr).typeArguments;
            }
            if (typeRef != null) {
                locator.reportAccurateParameterizedTypeReference(this.match, typeRef, lastIndex, typeArguments);
                return;
            }
        }
    } else if (this.pattern.hasTypeArguments()) { // binding has no type params, compatible erasure if pattern does
        this.match.setRule(SearchPattern.R_ERASURE_MATCH);
    }

    // Report match
    if (expr instanceof ArrayTypeReference) {
        locator.reportAccurateTypeReference(this.match, expr, this.pattern.simpleName);
        return;
    }
    if (refBinding.isLocalType()) {
        // see bug https://bugs.eclipse.org/bugs/show_bug.cgi?id=82673
        LocalTypeBinding local = (LocalTypeBinding) refBinding.erasure();
        IJavaElement focus = this.pattern.focus;
        if (focus != null && local.enclosingMethod != null
                && focus.getParent().getElementType() == IJavaElement.METHOD) {
            IMethod method = (IMethod) focus.getParent();
            if (!CharOperation.equals(local.enclosingMethod.selector, method.getElementName().toCharArray())) {
                return;
            }
        }
    }
    if (this.pattern.simpleName == null) {
        this.match.setOffset(expr.sourceStart);
        this.match.setLength(expr.sourceEnd - expr.sourceStart + 1);
    }
    locator.report(this.match);
}

From source file:com.codenvy.ide.ext.java.server.internal.core.SourceMapper.java

License:Open Source License

public int getFlags(IJavaElement element) {
    switch (element.getElementType()) {
    case IJavaElement.LOCAL_VARIABLE:
        LocalVariableElementKey key = new LocalVariableElementKey(element.getParent(),
                element.getElementName());
        if (this.finalParameters != null && this.finalParameters.contains(key)) {
            return Flags.AccFinal;
        }//  w  ww.  jav  a 2s.  c  om
    }
    return 0;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.SourceMapper.java

License:Open Source License

/**
 * Returns the SourceRange for the name of the given element, or
 * {-1, -1} if no source range is known for the name of the element.
 *//*from  w w  w  . j a  va 2  s .  co  m*/
public SourceRange getNameRange(IJavaElement element) {
    switch (element.getElementType()) {
    case IJavaElement.METHOD:
        if (((IMember) element).isBinary()) {
            IJavaElement[] el = getUnqualifiedMethodHandle((IMethod) element, false);
            if (el[1] != null && this.sourceRanges.get(el[0]) == null) {
                element = getUnqualifiedMethodHandle((IMethod) element, true)[0];
            } else {
                element = el[0];
            }
        }
        break;
    case IJavaElement.TYPE_PARAMETER:
        IJavaElement parent = element.getParent();
        if (parent.getElementType() == IJavaElement.METHOD) {
            IMethod method = (IMethod) parent;
            if (method.isBinary()) {
                IJavaElement[] el = getUnqualifiedMethodHandle(method, false);
                if (el[1] != null && this.sourceRanges.get(el[0]) == null) {
                    method = (IMethod) getUnqualifiedMethodHandle(method, true)[0];
                } else {
                    method = (IMethod) el[0];
                }
                element = method.getTypeParameter(element.getElementName());
            }
        }
        break;
    case IJavaElement.LOCAL_VARIABLE:
        LocalVariableElementKey key = new LocalVariableElementKey(element.getParent(),
                element.getElementName());
        SourceRange[] ranges = (SourceRange[]) this.parametersRanges.get(key);
        if (ranges == null) {
            return UNKNOWN_RANGE;
        } else {
            return ranges[1];
        }
    }
    SourceRange[] ranges = (SourceRange[]) this.sourceRanges.get(element);
    if (ranges == null) {
        return UNKNOWN_RANGE;
    } else {
        return ranges[1];
    }
}

From source file:com.codenvy.ide.ext.java.server.internal.core.SourceMapper.java

License:Open Source License

/**
 * Returns the <code>SourceRange</code> for the given element, or
 * {-1, -1} if no source range is known for the element.
 *//*w  w  w  .j  a va 2 s . com*/
public SourceRange getSourceRange(IJavaElement element) {
    switch (element.getElementType()) {
    case IJavaElement.METHOD:
        if (((IMember) element).isBinary()) {
            IJavaElement[] el = getUnqualifiedMethodHandle((IMethod) element, false);
            if (el[1] != null && this.sourceRanges.get(el[0]) == null) {
                element = getUnqualifiedMethodHandle((IMethod) element, true)[0];
            } else {
                element = el[0];
            }
        }
        break;
    case IJavaElement.TYPE_PARAMETER:
        IJavaElement parent = element.getParent();
        if (parent.getElementType() == IJavaElement.METHOD) {
            IMethod method = (IMethod) parent;
            if (method.isBinary()) {
                IJavaElement[] el = getUnqualifiedMethodHandle(method, false);
                if (el[1] != null && this.sourceRanges.get(el[0]) == null) {
                    method = (IMethod) getUnqualifiedMethodHandle(method, true)[0];
                } else {
                    method = (IMethod) el[0];
                }
                element = method.getTypeParameter(element.getElementName());
            }
        }
        break;
    case IJavaElement.LOCAL_VARIABLE:
        LocalVariableElementKey key = new LocalVariableElementKey(element.getParent(),
                element.getElementName());
        SourceRange[] ranges = (SourceRange[]) this.parametersRanges.get(key);
        if (ranges == null) {
            return UNKNOWN_RANGE;
        } else {
            return ranges[0];
        }
    }
    SourceRange[] ranges = (SourceRange[]) this.sourceRanges.get(element);
    if (ranges == null) {
        return UNKNOWN_RANGE;
    } else {
        return ranges[0];
    }
}

From source file:com.codenvy.ide.ext.java.server.internal.core.SourceMapper.java

License:Open Source License

/**
 * Returns the type with the given <code>typeName</code>.  Returns inner classes
 * as well.//w  w w  . java2s  .com
 */
protected IType getType(String typeName) {
    if (typeName.length() == 0) {
        IJavaElement classFile = this.binaryType.getParent();
        String classFileName = classFile.getElementName();
        StringBuffer newClassFileName = new StringBuffer();
        int lastDollar = classFileName.lastIndexOf('$');
        for (int i = 0; i <= lastDollar; i++)
            newClassFileName.append(classFileName.charAt(i));
        newClassFileName.append(Integer.toString(this.anonymousCounter));
        PackageFragment pkg = (PackageFragment) classFile.getParent();
        return new BinaryType(new ClassFile(pkg, manager, newClassFileName.toString()), manager, typeName);
    } else if (this.binaryType.getElementName().equals(typeName))
        return this.binaryType;
    else
        return this.binaryType.getType(typeName);
}

From source file:com.codenvy.ide.ext.java.server.internal.core.SourceRefElement.java

License:Open Source License

/**
 * Return the first instance of IOpenable in the hierarchy of this
 * type (going up the hierarchy from this type);
 *///w  w  w.  ja v a2  s .  com
public IOpenable getOpenableParent() {
    IJavaElement current = getParent();
    while (current != null) {
        if (current instanceof IOpenable) {
            return (IOpenable) current;
        }
        current = current.getParent();
    }
    return null;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.SourceType.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.IMember/*  w  w  w  . j  a  v  a2s  .c  o m*/
 */
public IType getDeclaringType() {
    IJavaElement parentElement = getParent();
    while (parentElement != null) {
        if (parentElement.getElementType() == IJavaElement.TYPE) {
            return (IType) parentElement;
        } else if (parentElement instanceof IMember) {
            parentElement = parentElement.getParent();
        } else {
            return null;
        }
    }
    return null;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.SourceType.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.IType/*from  w  w  w .  j a  v a2 s .  c o m*/
 */
public IPackageFragment getPackageFragment() {
    IJavaElement parentElement = this.parent;
    while (parentElement != null) {
        if (parentElement.getElementType() == IJavaElement.PACKAGE_FRAGMENT) {
            return (IPackageFragment) parentElement;
        } else {
            parentElement = parentElement.getParent();
        }
    }
    Assert.isTrue(false); // should not happen
    return null;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.util.Util.java

License:Open Source License

public static final boolean isExcluded(IJavaElement element) {
    int elementType = element.getElementType();
    switch (elementType) {
    case IJavaElement.JAVA_MODEL:
    case IJavaElement.JAVA_PROJECT:
    case IJavaElement.PACKAGE_FRAGMENT_ROOT:
        return false;

    case IJavaElement.PACKAGE_FRAGMENT:
        PackageFragmentRoot root = (PackageFragmentRoot) element
                .getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
        File resource = ((PackageFragment) element).resource();
        return resource != null
                && isExcluded(resource, root.fullInclusionPatternChars(), root.fullExclusionPatternChars());

    case IJavaElement.COMPILATION_UNIT:
        root = (PackageFragmentRoot) element.getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
        resource = ((CompilationUnit) element).resource();
        if (resource == null)
            return false;
        if (isExcluded(resource, root.fullInclusionPatternChars(), root.fullExclusionPatternChars()))
            return true;
        return isExcluded(element.getParent());

    default://from  w  w w . j  av a2 s . c  o m
        IJavaElement cu = element.getAncestor(IJavaElement.COMPILATION_UNIT);
        return cu != null && isExcluded(cu);
    }
}