/
LombokLightModifierList.java
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/
LombokLightModifierList.java
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package de.plushnikov.intellij.plugin.psi;
import com.intellij.lang.Language;
import com.intellij.openapi.util.TextRange;
import com.intellij.psi.*;
import com.intellij.psi.impl.light.LightModifierList;
import com.intellij.util.IncorrectOperationException;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import java.util.*;
/**
* @author Plushnikov Michail
*/
public class LombokLightModifierList extends LightModifierList implements SyntheticElement {
private static final Set<String> ALL_MODIFIERS = new HashSet<>(Arrays.asList(PsiModifier.MODIFIERS));
private final Map<String, PsiAnnotation> myAnnotations;
private final Set<String> myImplicitModifiers;
public LombokLightModifierList(PsiManager manager, final Language language, Collection<String> implicitModifiers, String... modifiers) {
super(manager, language, modifiers);
this.myAnnotations = new HashMap<>();
this.myImplicitModifiers = new HashSet<>(implicitModifiers);
}
@Override
public boolean hasModifierProperty(@NotNull String name) {
return myImplicitModifiers.contains(name) || super.hasModifierProperty(name);
}
public void addImplicitModifierProperty(@PsiModifier.ModifierConstant @NotNull @NonNls String implicitModifier) {
myImplicitModifiers.add(implicitModifier);
}
public void setModifierProperty(@PsiModifier.ModifierConstant @NotNull @NonNls String name, boolean value) throws IncorrectOperationException {
if (value) {
addModifier(name);
} else {
if (hasModifierProperty(name)) {
removeModifier(name);
}
}
}
private void removeModifier(@PsiModifier.ModifierConstant @NotNull @NonNls String name) {
final Collection<String> myModifiers = collectAllModifiers();
myModifiers.remove(name);
clearModifiers();
for (String modifier : myModifiers) {
addModifier(modifier);
}
}
private Collection<String> collectAllModifiers() {
Collection<String> result = new HashSet<>();
for (@PsiModifier.ModifierConstant String modifier : ALL_MODIFIERS) {
if (hasExplicitModifier(modifier)) {
result.add(modifier);
}
}
return result;
}
public void checkSetModifierProperty(@PsiModifier.ModifierConstant @NotNull @NonNls String name, boolean value) throws IncorrectOperationException {
throw new IncorrectOperationException();
}
@Override
@NotNull
public PsiAnnotation addAnnotation(@NotNull @NonNls String qualifiedName) {
final PsiElementFactory elementFactory = JavaPsiFacade.getElementFactory(getProject());
final PsiAnnotation psiAnnotation = elementFactory.createAnnotationFromText('@' + qualifiedName, null);
myAnnotations.put(qualifiedName, psiAnnotation);
return psiAnnotation;
}
@Override
public PsiAnnotation findAnnotation(@NotNull String qualifiedName) {
return myAnnotations.get(qualifiedName);
}
@Override
@NotNull
public PsiAnnotation[] getAnnotations() {
PsiAnnotation[] result = PsiAnnotation.EMPTY_ARRAY;
if (!myAnnotations.isEmpty()) {
Collection<PsiAnnotation> annotations = myAnnotations.values();
result = annotations.toArray(new PsiAnnotation[0]);
}
return result;
}
@Override
public TextRange getTextRange() {
TextRange r = super.getTextRange();
return r == null ? TextRange.EMPTY_RANGE : r;
}
public String toString() {
return "LombokLightModifierList";
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
LombokLightModifierList that = (LombokLightModifierList) o;
return myAnnotations.equals(that.myAnnotations);
}
@Override
public int hashCode() {
return myAnnotations.hashCode();
}
}