public String toString() {
@NonNls StringBuilder buffer = new StringBuilder();
final Set<Map.Entry<PsiTypeParameter, PsiType>> set = mySubstitutionMap.entrySet();
for (Map.Entry<PsiTypeParameter, PsiType> entry : set) {
final PsiTypeParameter typeParameter = entry.getKey();
buffer.append(typeParameter.getName());
final PsiElement owner = typeParameter.getOwner();
if (owner instanceof PsiClass) {
buffer.append(" of ");
buffer.append(((PsiClass) owner).getQualifiedName());
} else if (owner instanceof PsiMethod) {
buffer.append(" of ");
buffer.append(((PsiMethod) owner).getName());
buffer.append(" in ");
buffer.append(((PsiMethod) owner).getContainingClass().getQualifiedName());
}
buffer.append(" -> ");
if (entry.getValue() != null) {
buffer.append(entry.getValue().getCanonicalText());
} else {
buffer.append("null");
}
buffer.append('\n');
}
return buffer.toString();
}
private void buildDelegate() {
final PsiManager manager = sourceClass.getManager();
final PsiElementFactory factory =
JavaPsiFacade.getInstance(manager.getProject()).getElementFactory();
final CodeStyleManager codeStyleManager = CodeStyleManager.getInstance(manager.getProject());
@NonNls final StringBuilder fieldBuffer = new StringBuilder();
final String delegateVisibility = calculateDelegateVisibility();
if (delegateVisibility.length() > 0) fieldBuffer.append(delegateVisibility).append(' ');
fieldBuffer.append("final ");
final String fullyQualifiedName = getQualifiedName();
fieldBuffer.append(fullyQualifiedName);
if (!typeParams.isEmpty()) {
fieldBuffer.append('<');
for (PsiTypeParameter typeParameter : typeParams) {
fieldBuffer.append(typeParameter.getName());
}
fieldBuffer.append('>');
}
fieldBuffer.append(' ');
fieldBuffer.append(delegateFieldName);
fieldBuffer.append(" = new ").append(fullyQualifiedName);
if (!typeParams.isEmpty()) {
fieldBuffer.append('<');
for (PsiTypeParameter typeParameter : typeParams) {
fieldBuffer.append(typeParameter.getName());
}
fieldBuffer.append('>');
}
fieldBuffer.append('(');
if (requiresBackpointer) {
fieldBuffer.append("this");
}
fieldBuffer.append(");");
try {
final String fieldString = fieldBuffer.toString();
final PsiField field = factory.createFieldFromText(fieldString, sourceClass);
final PsiElement newField = sourceClass.add(field);
codeStyleManager.reformat(
JavaCodeStyleManager.getInstance(myProject).shortenClassReferences(newField));
} catch (IncorrectOperationException e) {
logger.error(e);
}
}
public static PsiSubstitutor substituteByParameterName(
final PsiClass psiClass, final PsiSubstitutor parentSubstitutor) {
final Map<PsiTypeParameter, PsiType> substitutionMap = parentSubstitutor.getSubstitutionMap();
final List<PsiType> result = new ArrayList<PsiType>(substitutionMap.size());
for (PsiTypeParameter typeParameter : psiClass.getTypeParameters()) {
final String name = typeParameter.getName();
final PsiTypeParameter key =
ContainerUtil.find(
substitutionMap.keySet(),
new Condition<PsiTypeParameter>() {
@Override
public boolean value(final PsiTypeParameter psiTypeParameter) {
return name.equals(psiTypeParameter.getName());
}
});
if (key != null) {
result.add(substitutionMap.get(key));
}
}
return PsiSubstitutor.EMPTY.putAll(
psiClass, result.toArray(PsiType.createArray(result.size())));
}
@Override
public int computeHashCode(PsiTypeParameter object) {
String name = object.getName();
return name == null ? 0 : name.hashCode();
}