List of usage examples for org.eclipse.jdt.core IType isLambda
public boolean isLambda();
From source file:at.bestsolution.fxide.jdt.text.viewersupport.JavaElementLabelComposer.java
License:Open Source License
/** * Appends the label for a type. Considers the T_* flags. * * @param type the element to render//from ww w.j a v a2 s .com * @param flags the rendering flags. Flags with names starting with 'T_' are considered. */ public void appendTypeLabel(IType type, long flags) { if (getFlag(flags, JavaElementLabels.T_FULLY_QUALIFIED)) { IPackageFragment pack = type.getPackageFragment(); if (!pack.isDefaultPackage()) { appendPackageFragmentLabel(pack, (flags & QUALIFIER_FLAGS)); fBuffer.append('.'); } } IJavaElement parent = type.getParent(); if (getFlag(flags, JavaElementLabels.T_FULLY_QUALIFIED | JavaElementLabels.T_CONTAINER_QUALIFIED)) { IType declaringType = type.getDeclaringType(); if (declaringType != null) { appendTypeLabel(declaringType, JavaElementLabels.T_CONTAINER_QUALIFIED | (flags & QUALIFIER_FLAGS)); fBuffer.append('.'); } int parentType = parent.getElementType(); if (parentType == IJavaElement.METHOD || parentType == IJavaElement.FIELD || parentType == IJavaElement.INITIALIZER) { // anonymous or local appendElementLabel(parent, 0); fBuffer.append('.'); } } String typeName; boolean isAnonymous = false; if (type.isLambda()) { typeName = "() -> {...}"; //$NON-NLS-1$ try { String[] superInterfaceSignatures = type.getSuperInterfaceTypeSignatures(); if (superInterfaceSignatures.length > 0) { typeName = typeName + ' ' + getSimpleTypeName(type, superInterfaceSignatures[0]); } } catch (JavaModelException e) { //ignore } } else { typeName = getElementName(type); try { isAnonymous = type.isAnonymous(); } catch (JavaModelException e1) { // should not happen, but let's play safe: isAnonymous = typeName.length() == 0; } if (isAnonymous) { try { if (parent instanceof IField && type.isEnum()) { typeName = '{' + JavaElementLabels.ELLIPSIS_STRING + '}'; } else { String supertypeName = null; String[] superInterfaceSignatures = type.getSuperInterfaceTypeSignatures(); if (superInterfaceSignatures.length > 0) { supertypeName = getSimpleTypeName(type, superInterfaceSignatures[0]); } else { String supertypeSignature = type.getSuperclassTypeSignature(); if (supertypeSignature != null) { supertypeName = getSimpleTypeName(type, supertypeSignature); } } if (supertypeName == null) { typeName = JavaUIMessages.JavaElementLabels_anonym; } else { typeName = Messages.format(JavaUIMessages.JavaElementLabels_anonym_type, supertypeName); } } } catch (JavaModelException e) { //ignore typeName = JavaUIMessages.JavaElementLabels_anonym; } } } fBuffer.append(typeName); if (getFlag(flags, JavaElementLabels.T_TYPE_PARAMETERS)) { if (getFlag(flags, JavaElementLabels.USE_RESOLVED) && type.isResolved()) { BindingKey key = new BindingKey(type.getKey()); if (key.isParameterizedType()) { String[] typeArguments = key.getTypeArguments(); appendTypeArgumentSignaturesLabel(type, typeArguments, flags); } else { String[] typeParameters = Signature.getTypeParameters(key.toSignature()); appendTypeParameterSignaturesLabel(typeParameters, flags); } } else if (type.exists()) { try { appendTypeParametersLabels(type.getTypeParameters(), flags); } catch (JavaModelException e) { // ignore } } } // category if (getFlag(flags, JavaElementLabels.T_CATEGORY) && type.exists()) { try { appendCategoryLabel(type, flags); } catch (JavaModelException e) { // ignore } } // post qualification if (getFlag(flags, JavaElementLabels.T_POST_QUALIFIED)) { int offset = fBuffer.length(); fBuffer.append(JavaElementLabels.CONCAT_STRING); IType declaringType = type.getDeclaringType(); if (declaringType == null && type.isBinary() && isAnonymous) { // workaround for Bug 87165: [model] IType#getDeclaringType() does not work for anonymous binary type String tqn = type.getTypeQualifiedName(); int lastDollar = tqn.lastIndexOf('$'); if (lastDollar != 1) { String declaringTypeCF = tqn.substring(0, lastDollar) + ".class"; //$NON-NLS-1$ declaringType = type.getPackageFragment().getClassFile(declaringTypeCF).getType(); try { ISourceRange typeSourceRange = type.getSourceRange(); if (declaringType.exists() && SourceRange.isAvailable(typeSourceRange)) { IJavaElement realParent = declaringType.getTypeRoot() .getElementAt(typeSourceRange.getOffset() - 1); if (realParent != null) { parent = realParent; } } } catch (JavaModelException e) { // ignore } } } if (declaringType != null) { appendTypeLabel(declaringType, JavaElementLabels.T_FULLY_QUALIFIED | (flags & QUALIFIER_FLAGS)); int parentType = parent.getElementType(); if (parentType == IJavaElement.METHOD || parentType == IJavaElement.FIELD || parentType == IJavaElement.INITIALIZER) { // anonymous or local fBuffer.append('.'); appendElementLabel(parent, 0); } } else { appendPackageFragmentLabel(type.getPackageFragment(), flags & QUALIFIER_FLAGS); } // if (getFlag(flags, JavaElementLabels.COLORIZE)) { // fBuffer.setStyle(offset, fBuffer.length() - offset, QUALIFIER_STYLE); // } } }
From source file:com.codenvy.ide.ext.java.server.javadoc.JavaElementLabelComposer.java
License:Open Source License
/** * Appends the label for a type. Considers the T_* flags. * * @param type the element to render//from w w w.j av a2 s . c om * @param flags the rendering flags. Flags with names starting with 'T_' are considered. */ public void appendTypeLabel(IType type, long flags) { if (getFlag(flags, JavaElementLabels.T_FULLY_QUALIFIED)) { IPackageFragment pack = type.getPackageFragment(); if (!pack.isDefaultPackage()) { appendPackageFragmentLabel(pack, (flags & QUALIFIER_FLAGS)); fBuffer.append('.'); } } IJavaElement parent = type.getParent(); if (getFlag(flags, JavaElementLabels.T_FULLY_QUALIFIED | JavaElementLabels.T_CONTAINER_QUALIFIED)) { IType declaringType = type.getDeclaringType(); if (declaringType != null) { appendTypeLabel(declaringType, JavaElementLabels.T_CONTAINER_QUALIFIED | (flags & QUALIFIER_FLAGS)); fBuffer.append('.'); } int parentType = parent.getElementType(); if (parentType == IJavaElement.METHOD || parentType == IJavaElement.FIELD || parentType == IJavaElement.INITIALIZER) { // anonymous or local appendElementLabel(parent, 0); fBuffer.append('.'); } } String typeName; boolean isAnonymous = false; if (type.isLambda()) { typeName = "() -> {...}"; //$NON-NLS-1$ try { String[] superInterfaceSignatures = type.getSuperInterfaceTypeSignatures(); if (superInterfaceSignatures.length > 0) { typeName = typeName + ' ' + getSimpleTypeName(type, superInterfaceSignatures[0]); } } catch (JavaModelException e) { //ignore } } else { typeName = getElementName(type); try { isAnonymous = type.isAnonymous(); } catch (JavaModelException e1) { // should not happen, but let's play safe: isAnonymous = typeName.length() == 0; } if (isAnonymous) { try { if (parent instanceof IField && type.isEnum()) { typeName = '{' + JavaElementLabels.ELLIPSIS_STRING + '}'; } else { String supertypeName; String[] superInterfaceSignatures = type.getSuperInterfaceTypeSignatures(); if (superInterfaceSignatures.length > 0) { supertypeName = getSimpleTypeName(type, superInterfaceSignatures[0]); } else { supertypeName = getSimpleTypeName(type, type.getSuperclassTypeSignature()); } typeName = MessageFormat.format("new {0}() '{'...}", supertypeName); } } catch (JavaModelException e) { //ignore typeName = "new Anonymous"; } } } fBuffer.append(typeName); if (getFlag(flags, JavaElementLabels.T_TYPE_PARAMETERS)) { if (getFlag(flags, JavaElementLabels.USE_RESOLVED) && type.isResolved()) { BindingKey key = new BindingKey(type.getKey()); if (key.isParameterizedType()) { String[] typeArguments = key.getTypeArguments(); appendTypeArgumentSignaturesLabel(type, typeArguments, flags); } else { String[] typeParameters = Signature.getTypeParameters(key.toSignature()); appendTypeParameterSignaturesLabel(typeParameters, flags); } } else if (type.exists()) { try { appendTypeParametersLabels(type.getTypeParameters(), flags); } catch (JavaModelException e) { // ignore } } } // category if (getFlag(flags, JavaElementLabels.T_CATEGORY) && type.exists()) { try { appendCategoryLabel(type, flags); } catch (JavaModelException e) { // ignore } } // post qualification if (getFlag(flags, JavaElementLabels.T_POST_QUALIFIED)) { int offset = fBuffer.length(); fBuffer.append(JavaElementLabels.CONCAT_STRING); IType declaringType = type.getDeclaringType(); if (declaringType == null && type.isBinary() && isAnonymous) { // workaround for Bug 87165: [model] IType#getDeclaringType() does not work for anonymous binary type String tqn = type.getTypeQualifiedName(); int lastDollar = tqn.lastIndexOf('$'); if (lastDollar != 1) { String declaringTypeCF = tqn.substring(0, lastDollar) + ".class"; //$NON-NLS-1$ declaringType = type.getPackageFragment().getClassFile(declaringTypeCF).getType(); try { ISourceRange typeSourceRange = type.getSourceRange(); if (declaringType.exists() && SourceRange.isAvailable(typeSourceRange)) { IJavaElement realParent = declaringType.getTypeRoot() .getElementAt(typeSourceRange.getOffset() - 1); if (realParent != null) { parent = realParent; } } } catch (JavaModelException e) { // ignore } } } if (declaringType != null) { appendTypeLabel(declaringType, JavaElementLabels.T_FULLY_QUALIFIED | (flags & QUALIFIER_FLAGS)); int parentType = parent.getElementType(); if (parentType == IJavaElement.METHOD || parentType == IJavaElement.FIELD || parentType == IJavaElement.INITIALIZER) { // anonymous or local fBuffer.append('.'); appendElementLabel(parent, 0); } } else { appendPackageFragmentLabel(type.getPackageFragment(), flags & QUALIFIER_FLAGS); } // if (getFlag(flags, JavaElementLabels.COLORIZE)) { // fBuffer.setStyle(offset, fBuffer.length() - offset, QUALIFIER_STYLE); // } } }
From source file:com.microsoft.javapkgsrv.JavaElementLabelComposer.java
License:Open Source License
/** * Appends the label for a type. Considers the T_* flags. * * @param type the element to render//from w ww .j av a 2s .c om * @param flags the rendering flags. Flags with names starting with 'T_' are considered. */ public void appendTypeLabel(IType type, long flags) { if (getFlag(flags, T_FULLY_QUALIFIED)) { IPackageFragment pack = type.getPackageFragment(); if (!pack.isDefaultPackage()) { appendPackageFragmentLabel(pack, (flags & QUALIFIER_FLAGS)); fBuffer.append('.'); } } IJavaElement parent = type.getParent(); if (getFlag(flags, T_FULLY_QUALIFIED | T_CONTAINER_QUALIFIED)) { IType declaringType = type.getDeclaringType(); if (declaringType != null) { appendTypeLabel(declaringType, T_CONTAINER_QUALIFIED | (flags & QUALIFIER_FLAGS)); fBuffer.append('.'); } int parentType = parent.getElementType(); if (parentType == IJavaElement.METHOD || parentType == IJavaElement.FIELD || parentType == IJavaElement.INITIALIZER) { // anonymous or local appendElementLabel(parent, 0); fBuffer.append('.'); } } String typeName; boolean isAnonymous = false; if (type.isLambda()) { typeName = "() -> {...}"; //$NON-NLS-1$ try { String[] superInterfaceSignatures = type.getSuperInterfaceTypeSignatures(); if (superInterfaceSignatures.length > 0) { typeName = typeName + ' ' + getSimpleTypeName(type, superInterfaceSignatures[0]); } } catch (JavaModelException e) { //ignore } } else { typeName = getElementName(type); try { isAnonymous = type.isAnonymous(); } catch (JavaModelException e1) { // should not happen, but let's play safe: isAnonymous = typeName.length() == 0; } if (isAnonymous) { try { if (parent instanceof IField && type.isEnum()) { typeName = '{' + ELLIPSIS_STRING + '}'; } else { String supertypeName; String[] superInterfaceSignatures = type.getSuperInterfaceTypeSignatures(); if (superInterfaceSignatures.length > 0) { supertypeName = getSimpleTypeName(type, superInterfaceSignatures[0]); } else { supertypeName = getSimpleTypeName(type, type.getSuperclassTypeSignature()); } typeName = "new " + supertypeName + "() {...}"; } } catch (JavaModelException e) { //ignore typeName = "new Anonymous"; } } } fBuffer.append(typeName); if (getFlag(flags, T_TYPE_PARAMETERS)) { if (getFlag(flags, USE_RESOLVED) && type.isResolved()) { BindingKey key = new BindingKey(type.getKey()); if (key.isParameterizedType()) { String[] typeArguments = key.getTypeArguments(); appendTypeArgumentSignaturesLabel(type, typeArguments, flags); } else { String[] typeParameters = Signature.getTypeParameters(key.toSignature()); appendTypeParameterSignaturesLabel(typeParameters, flags); } } else if (type.exists()) { try { appendTypeParametersLabels(type.getTypeParameters(), flags); } catch (JavaModelException e) { // ignore } } } // category if (getFlag(flags, T_CATEGORY) && type.exists()) { try { appendCategoryLabel(type, flags); } catch (JavaModelException e) { // ignore } } // post qualification if (getFlag(flags, T_POST_QUALIFIED)) { int offset = fBuffer.length(); fBuffer.append(CONCAT_STRING); IType declaringType = type.getDeclaringType(); if (declaringType == null && type.isBinary() && isAnonymous) { // workaround for Bug 87165: [model] IType#getDeclaringType() does not work for anonymous binary type String tqn = type.getTypeQualifiedName(); int lastDollar = tqn.lastIndexOf('$'); if (lastDollar != 1) { String declaringTypeCF = tqn.substring(0, lastDollar) + ".class"; //$NON-NLS-1$ declaringType = type.getPackageFragment().getClassFile(declaringTypeCF).getType(); try { ISourceRange typeSourceRange = type.getSourceRange(); if (declaringType.exists() && SourceRange.isAvailable(typeSourceRange)) { IJavaElement realParent = declaringType.getTypeRoot() .getElementAt(typeSourceRange.getOffset() - 1); if (realParent != null) { parent = realParent; } } } catch (JavaModelException e) { // ignore } } } if (declaringType != null) { appendTypeLabel(declaringType, T_FULLY_QUALIFIED | (flags & QUALIFIER_FLAGS)); int parentType = parent.getElementType(); if (parentType == IJavaElement.METHOD || parentType == IJavaElement.FIELD || parentType == IJavaElement.INITIALIZER) { // anonymous or local fBuffer.append('.'); appendElementLabel(parent, 0); } } else { appendPackageFragmentLabel(type.getPackageFragment(), flags & QUALIFIER_FLAGS); } } }