List of usage examples for org.eclipse.jdt.core IType getTypeParameters
ITypeParameter[] getTypeParameters() throws JavaModelException;
From source file:at.bestsolution.fxide.jdt.corext.util.MethodOverrideTester.java
License:Open Source License
private void computeSubstitutions(IType instantiatedType, IType instantiatingType, String[] typeArguments) throws JavaModelException { Substitutions s = new Substitutions(); fTypeVariableSubstitutions.put(instantiatedType, s); ITypeParameter[] typeParameters = instantiatedType.getTypeParameters(); if (instantiatingType == null) { // the focus type for (int i = 0; i < typeParameters.length; i++) { ITypeParameter curr = typeParameters[i]; // use star to make type variables different from type refs s.addSubstitution(curr.getElementName(), '*' + curr.getElementName(), getTypeParameterErasure(curr, instantiatedType)); }//from w w w .j a va2 s. c o m } else { if (typeParameters.length == typeArguments.length) { for (int i = 0; i < typeParameters.length; i++) { ITypeParameter curr = typeParameters[i]; String substString = getSubstitutedTypeName(typeArguments[i], instantiatingType); // substitute in the context of the instantiatingType String erasure = getErasedTypeName(typeArguments[i], instantiatingType); // get the erasure from the type argument s.addSubstitution(curr.getElementName(), substString, erasure); } } else if (typeArguments.length == 0) { // raw type reference for (int i = 0; i < typeParameters.length; i++) { ITypeParameter curr = typeParameters[i]; String erasure = getTypeParameterErasure(curr, instantiatedType); s.addSubstitution(curr.getElementName(), erasure, erasure); } } else { // code with errors } } String superclassTypeSignature = instantiatedType.getSuperclassTypeSignature(); if (superclassTypeSignature != null) { String[] superTypeArguments = Signature.getTypeArguments(superclassTypeSignature); IType superclass = fHierarchy.getSuperclass(instantiatedType); if (superclass != null && !fTypeVariableSubstitutions.containsKey(superclass)) { computeSubstitutions(superclass, instantiatedType, superTypeArguments); } } String[] superInterfacesTypeSignature; if (instantiatedType.isAnonymous()) { // special case: superinterface is also returned by IType#getSuperclassTypeSignature() superInterfacesTypeSignature = new String[] { superclassTypeSignature }; } else { superInterfacesTypeSignature = instantiatedType.getSuperInterfaceTypeSignatures(); } int nInterfaces = superInterfacesTypeSignature.length; if (nInterfaces > 0) { IType[] superInterfaces = fHierarchy.getSuperInterfaces(instantiatedType); if (superInterfaces.length == nInterfaces) { for (int i = 0; i < nInterfaces; i++) { String[] superTypeArguments = Signature.getTypeArguments(superInterfacesTypeSignature[i]); IType superInterface = superInterfaces[i]; if (!fTypeVariableSubstitutions.containsKey(superInterface)) { computeSubstitutions(superInterface, instantiatedType, superTypeArguments); } } } } }
From source file:at.bestsolution.fxide.jdt.editor.internal.MethodUtil.java
License:Open Source License
/** * The type and method signatures received in * <code>CompletionProposals</code> of type <code>METHOD_REF</code> * contain concrete type bounds. When comparing parameters of the signature * with an <code>IMethod</code>, we have to make sure that we match the * case where the formal method declaration uses a type variable which in * the signature is already substituted with a concrete type (bound). * <p>// w ww .ja va 2 s . co m * This method creates a map from type variable names to type signatures * based on the position they appear in the type declaration. The type * signatures are filtered through * {@link SignatureUtil#getLowerBound(char[])}. * </p> * * @param type the type to get the variables from * @return a map from type variables to concrete type signatures * @throws JavaModelException if accessing the java model fails */ private static Map<String, char[]> computeTypeVariables(char[] declarationSignature, IType type) throws JavaModelException { Map<String, char[]> map = new HashMap<>(); if (declarationSignature == null) // array methods don't contain a declaration signature return map; char[][] concreteParameters = Signature.getTypeArguments(declarationSignature); ITypeParameter[] typeParameters = type.getTypeParameters(); for (int i = 0; i < typeParameters.length; i++) { String variable = typeParameters[i].getElementName(); if (concreteParameters.length > i) // use lower bound since method equality is only parameter based map.put(variable, SignatureUtil.getLowerBound(concreteParameters[i])); else // fProposal.getDeclarationSignature() is a raw type - use Object map.put(variable, "Ljava.lang.Object;".toCharArray()); //$NON-NLS-1$ } return map; }
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 w ww. jav a 2s. co m*/ * @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.internal.core.BinaryTypeConverter.java
License:Open Source License
private TypeDeclaration convert(IType type, IType alreadyComputedMember, TypeDeclaration alreadyComputedMemberDeclaration) throws JavaModelException { /* create type declaration - can be member type */ TypeDeclaration typeDeclaration = new TypeDeclaration(this.compilationResult); if (type.getDeclaringType() != null) { typeDeclaration.bits |= ASTNode.IsMemberType; }/*from www . ja v a 2s . com*/ typeDeclaration.name = type.getElementName().toCharArray(); typeDeclaration.modifiers = type.getFlags(); /* set superclass and superinterfaces */ if (type.getSuperclassName() != null) { TypeReference typeReference = createTypeReference(type.getSuperclassTypeSignature()); if (typeReference != null) { typeDeclaration.superclass = typeReference; typeDeclaration.superclass.bits |= ASTNode.IsSuperType; } } String[] interfaceTypes = type.getSuperInterfaceTypeSignatures(); int interfaceCount = interfaceTypes == null ? 0 : interfaceTypes.length; typeDeclaration.superInterfaces = new TypeReference[interfaceCount]; int count = 0; for (int i = 0; i < interfaceCount; i++) { TypeReference typeReference = createTypeReference(interfaceTypes[i]); if (typeReference != null) { typeDeclaration.superInterfaces[count] = typeReference; typeDeclaration.superInterfaces[count++].bits |= ASTNode.IsSuperType; } } if (count != interfaceCount) { System.arraycopy(typeDeclaration.fields, 0, typeDeclaration.superInterfaces = new TypeReference[interfaceCount], 0, interfaceCount); } // convert 1.5 specific constructs only if compliance is 1.5 or above if (this.has1_5Compliance) { /* convert type parameters */ ITypeParameter[] typeParameters = type.getTypeParameters(); if (typeParameters != null && typeParameters.length > 0) { int parameterCount = typeParameters.length; org.eclipse.jdt.internal.compiler.ast.TypeParameter[] typeParams = new org.eclipse.jdt.internal.compiler.ast.TypeParameter[parameterCount]; for (int i = 0; i < parameterCount; i++) { ITypeParameter typeParameter = typeParameters[i]; typeParams[i] = createTypeParameter(typeParameter.getElementName().toCharArray(), stringArrayToCharArray(typeParameter.getBounds()), 0, 0); } typeDeclaration.typeParameters = typeParams; } } /* convert member types */ IType[] memberTypes = type.getTypes(); int memberTypeCount = memberTypes == null ? 0 : memberTypes.length; typeDeclaration.memberTypes = new TypeDeclaration[memberTypeCount]; for (int i = 0; i < memberTypeCount; i++) { if (alreadyComputedMember != null && alreadyComputedMember.getFullyQualifiedName() .equals(memberTypes[i].getFullyQualifiedName())) { typeDeclaration.memberTypes[i] = alreadyComputedMemberDeclaration; } else { typeDeclaration.memberTypes[i] = convert(memberTypes[i], null, null); } typeDeclaration.memberTypes[i].enclosingType = typeDeclaration; } /* convert fields */ IField[] fields = type.getFields(); int fieldCount = fields == null ? 0 : fields.length; typeDeclaration.fields = new FieldDeclaration[fieldCount]; count = 0; for (int i = 0; i < fieldCount; i++) { FieldDeclaration fieldDeclaration = convert(fields[i], type); if (fieldDeclaration != null) { typeDeclaration.fields[count++] = fieldDeclaration; } } if (count != fieldCount) { System.arraycopy(typeDeclaration.fields, 0, typeDeclaration.fields = new FieldDeclaration[count], 0, count); } /* convert methods - need to add default constructor if necessary */ IMethod[] methods = type.getMethods(); int methodCount = methods == null ? 0 : methods.length; /* source type has a constructor ? */ /* by default, we assume that one is needed. */ int neededCount = 1; for (int i = 0; i < methodCount; i++) { if (methods[i].isConstructor()) { neededCount = 0; // Does not need the extra constructor since one constructor already exists. break; } } boolean isInterface = type.isInterface(); neededCount = isInterface ? 0 : neededCount; typeDeclaration.methods = new AbstractMethodDeclaration[methodCount + neededCount]; if (neededCount != 0) { // add default constructor in first position typeDeclaration.methods[0] = typeDeclaration.createDefaultConstructor(false, false); } boolean hasAbstractMethods = false; count = 0; for (int i = 0; i < methodCount; i++) { AbstractMethodDeclaration method = convert(methods[i], type); if (method != null) { boolean isAbstract; if ((isAbstract = method.isAbstract()) || isInterface) { // fix-up flag method.modifiers |= ExtraCompilerModifiers.AccSemicolonBody; } if (isAbstract) { hasAbstractMethods = true; } typeDeclaration.methods[neededCount + (count++)] = method; } } if (count != methodCount) { System.arraycopy(typeDeclaration.methods, 0, typeDeclaration.methods = new AbstractMethodDeclaration[count + neededCount], 0, count + neededCount); } if (hasAbstractMethods) { typeDeclaration.bits |= ASTNode.HasAbstractMethods; } return typeDeclaration; }
From source file:com.codenvy.ide.ext.java.server.internal.core.search.matching.JavaSearchPattern.java
License:Open Source License
void storeTypeSignaturesAndArguments(IType type) { if (type.isResolved()) { BindingKey bindingKey = new BindingKey(type.getKey()); if (bindingKey.isParameterizedType() || bindingKey.isRawType()) { String signature = bindingKey.toSignature(); this.typeSignatures = Util.splitTypeLevelsSignature(signature); setTypeArguments(Util.getAllTypeArguments(this.typeSignatures)); }/* w w w . j a va 2 s . c o m*/ return; } // Scan hierarchy to store type arguments at each level char[][][] typeParameters = new char[10][][]; int ptr = -1; boolean hasParameters = false; try { IJavaElement parent = type; ITypeParameter[] parameters = null; while (parent != null && parent.getElementType() == IJavaElement.TYPE) { if (++ptr > typeParameters.length) { System.arraycopy(typeParameters, 0, typeParameters = new char[typeParameters.length + 10][][], 0, ptr); } IType parentType = (IType) parent; parameters = parentType.getTypeParameters(); if (parameters != null) { int length = parameters.length; if (length > 0) { hasParameters = true; typeParameters[ptr] = new char[length][]; for (int i = 0; i < length; i++) typeParameters[ptr][i] = Signature .createTypeSignature(parameters[i].getElementName(), false).toCharArray(); } } parent = parent.getParent(); } } catch (JavaModelException jme) { return; } // Store type arguments if any if (hasParameters) { if (++ptr < typeParameters.length) System.arraycopy(typeParameters, 0, typeParameters = new char[ptr][][], 0, ptr); setTypeArguments(typeParameters); } }
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 ww.j a v a2 s .c o m * @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.codenvy.ide.ext.java.server.SourcesFromBytecodeGenerator.java
License:Open Source License
private void generateType(IType type, StringBuilder builder, String indent) throws JavaModelException { int flags = 0; appendAnnotationLabels(type.getAnnotations(), flags, builder, indent.substring(TAB.length())); builder.append(indent.substring(TAB.length())); builder.append(getModifiers(type.getFlags(), type.getFlags())).append(' ').append(getJavaType(type)) .append(' ').append(type.getElementName()); if (type.isResolved()) { BindingKey key = new BindingKey(type.getKey()); if (key.isParameterizedType()) { String[] typeArguments = key.getTypeArguments(); appendTypeArgumentSignaturesLabel(type, typeArguments, flags, builder); } else {/*from w w w . j a v a2s. c o m*/ String[] typeParameters = Signature.getTypeParameters(key.toSignature()); appendTypeParameterSignaturesLabel(typeParameters, builder); } } else { appendTypeParametersLabels(type.getTypeParameters(), flags, builder); } if (!"java.lang.Object".equals(type.getSuperclassName()) && !"java.lang.Enum".equals(type.getSuperclassName())) { builder.append(" extends "); if (type.getSuperclassTypeSignature() != null) { // appendTypeSignatureLabel(type, type.getSuperclassTypeSignature(), flags, builder); builder.append(Signature.toString(type.getSuperclassTypeSignature())); } else { builder.append(type.getSuperclassName()); } } if (!type.isAnnotation()) { if (type.getSuperInterfaceNames().length != 0) { builder.append(" implements "); String[] signatures = type.getSuperInterfaceTypeSignatures(); if (signatures.length == 0) { signatures = type.getSuperInterfaceNames(); } for (String interfaceFqn : signatures) { builder.append(Signature.toString(interfaceFqn)).append(", "); } builder.delete(builder.length() - 2, builder.length()); } } builder.append(" {\n"); List<IField> fields = new ArrayList<>(); if (type.isEnum()) { builder.append(indent); for (IField field : type.getFields()) { if (field.isEnumConstant()) { builder.append(field.getElementName()).append(", "); } else { fields.add(field); } } if (", ".equals(builder.substring(builder.length() - 2))) { builder.delete(builder.length() - 2, builder.length()); } builder.append(";\n"); } else { fields.addAll(Arrays.asList(type.getFields())); } for (IField field : fields) { if (Flags.isSynthetic(field.getFlags())) { continue; } appendAnnotationLabels(field.getAnnotations(), flags, builder, indent); builder.append(indent).append(getModifiers(field.getFlags(), type.getFlags())); if (builder.charAt(builder.length() - 1) != ' ') { builder.append(' '); } builder.append(Signature.toCharArray(field.getTypeSignature().toCharArray())).append(' ') .append(field.getElementName()); if (field.getConstant() != null) { builder.append(" = "); if (field.getConstant() instanceof String) { builder.append('"').append(field.getConstant()).append('"'); } else { builder.append(field.getConstant()); } } builder.append(";\n"); } builder.append('\n'); for (IMethod method : type.getMethods()) { if (method.getElementName().equals("<clinit>") || Flags.isSynthetic(method.getFlags())) { continue; } appendAnnotationLabels(method.getAnnotations(), flags, builder, indent); BindingKey resolvedKey = method.isResolved() ? new BindingKey(method.getKey()) : null; String resolvedSig = (resolvedKey != null) ? resolvedKey.toSignature() : null; builder.append(indent).append(getModifiers(method.getFlags(), type.getFlags())); if (builder.charAt(builder.length() - 1) != ' ') { builder.append(' '); } if (resolvedKey != null) { if (resolvedKey.isParameterizedMethod()) { String[] typeArgRefs = resolvedKey.getTypeArguments(); if (typeArgRefs.length > 0) { appendTypeArgumentSignaturesLabel(method, typeArgRefs, flags, builder); builder.append(' '); } } else { String[] typeParameterSigs = Signature.getTypeParameters(resolvedSig); if (typeParameterSigs.length > 0) { appendTypeParameterSignaturesLabel(typeParameterSigs, builder); builder.append(' '); } } } else if (method.exists()) { ITypeParameter[] typeParameters = method.getTypeParameters(); if (typeParameters.length > 0) { appendTypeParametersLabels(typeParameters, flags, builder); builder.append(' '); } } if (!method.isConstructor()) { String returnTypeSig = resolvedSig != null ? Signature.getReturnType(resolvedSig) : method.getReturnType(); appendTypeSignatureLabel(method, returnTypeSig, 0, builder); builder.append(' '); // builder.append(Signature.toCharArray(method.getReturnType().toCharArray())).append(' '); } builder.append(method.getElementName()); builder.append('('); for (ILocalVariable variable : method.getParameters()) { builder.append(Signature.toString(variable.getTypeSignature())); builder.append(' ').append(variable.getElementName()).append(", "); } if (builder.charAt(builder.length() - 1) == ' ') { builder.delete(builder.length() - 2, builder.length()); } builder.append(')'); String[] exceptionTypes = method.getExceptionTypes(); if (exceptionTypes != null && exceptionTypes.length != 0) { builder.append(' ').append("throws "); for (String exceptionType : exceptionTypes) { builder.append(Signature.toCharArray(exceptionType.toCharArray())).append(", "); } builder.delete(builder.length() - 2, builder.length()); } if (type.isInterface() || type.isAnnotation()) { builder.append(";\n\n"); } else { builder.append(" {").append(METHOD_BODY).append("}\n\n"); } } for (IType iType : type.getTypes()) { generateType(iType, builder, indent + indent); } builder.append(indent.substring(TAB.length())); builder.append("}\n"); }
From source file:com.github.ajaxsys.jdtx.utils.JDTUtils.java
License:Open Source License
public static Collection<String> getTypeParameterNames(IType type) throws IllegalArgumentException, JavaModelException { if (type == null) { throw new IllegalArgumentException("type == null"); }//from www .j ava2 s . c o m ITypeParameter[] tp = type.getTypeParameters(); Collection<String> typeParameterNames = new ArrayList<String>(); for (ITypeParameter p : tp) { typeParameterNames.add(p.getElementName()); } return typeParameterNames; }
From source file:com.google.inject.tools.ideplugin.eclipse.TypeUtil.java
License:Open Source License
/** * @param type/* w w w .ja v a 2s . c o m*/ * @param typeParamSignature -- must be a Type Variable Signature * @param typeArguments * @return the signature for the type argument in typeArguments that matches the * named typeParamSignature in type. * @throws IllegalArgumentException if typeParamSignature is not valid * * For example, given type for java.util.Map, typeParamSignature == "V" and * typeArguments = {Ljava.util.String;, Lcom.test.Blah;}, the result would be * the typeArgument that matches "V", which is "Lcom.test.Blah;} * * returns null if the match cannot be found. */ public static String matchTypeParameterToArgument(final IType type, final String typeParamSignature, final List<String> typeArguments) { if (Signature.getTypeSignatureKind(typeParamSignature) != Signature.TYPE_VARIABLE_SIGNATURE) { throw new IllegalArgumentException(); } try { ITypeParameter[] typeParams = type.getTypeParameters(); for (int pos = 0; pos < typeParams.length; pos++) { if (typeParams[pos].getElementName().equals(Signature.getSignatureSimpleName(typeParamSignature))) { if (pos < typeArguments.size()) { return typeArguments.get(pos); } } } } catch (JavaModelException e) { } return null; }
From source file:com.ibm.wala.ide.util.JdtUtil.java
License:Open Source License
public static Collection<String> getTypeParameterNames(IType type) throws IllegalArgumentException, JavaModelException { if (type == null) { throw new IllegalArgumentException("type == null"); }//from w w w . ja va2 s .c om ITypeParameter[] tp = type.getTypeParameters(); Collection<String> typeParameterNames = HashSetFactory.make(tp.length); for (ITypeParameter p : tp) { typeParameterNames.add(p.getElementName()); } return typeParameterNames; }