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ResolvingHint support for dom value reference

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This commit is contained in:
Dmitry Avdeev
2014-10-23 16:11:23 +04:00
parent cc21d5ce58
commit cd923f2a14
3 changed files with 66 additions and 52 deletions
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platform/core-impl/src/com/intellij/psi/ResolvingHint.java → platform/core-api/src/com/intellij/psi/ResolvingHint.java
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xml/dom-impl/src/com/intellij/util/xml/impl/GenericDomValueReference.java
+8 -1
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@@ -25,6 +25,7 @@ import com.intellij.pom.references.PomService;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiManager;
import com.intellij.psi.PsiReferenceBase;
import com.intellij.psi.ResolvingHint;
import com.intellij.psi.impl.PomTargetPsiElementImpl;
import com.intellij.psi.xml.XmlAttributeValue;
import com.intellij.psi.xml.XmlElement;
@@ -42,7 +43,7 @@ import java.util.List;
/**
* @author peter
*/
public class GenericDomValueReference<T> extends PsiReferenceBase<XmlElement> implements EmptyResolveMessageProvider {
public class GenericDomValueReference<T> extends PsiReferenceBase<XmlElement> implements EmptyResolveMessageProvider, ResolvingHint {
private final GenericDomValue<T> myGenericValue;
public GenericDomValueReference(GenericDomValue<T> domValue) {
@@ -217,4 +218,10 @@ public class GenericDomValueReference<T> extends PsiReferenceBase<XmlElement> im
}
return ArrayUtil.EMPTY_OBJECT_ARRAY;
}
@Override
public boolean canResolveTo(Class<? extends PsiElement> elementClass) {
Converter<T> converter = getConverter();
return !(converter instanceof ResolvingConverter) || ((ResolvingConverter)converter).canResolveTo(elementClass);
}
}
xml/dom-openapi/src/com/intellij/util/xml/ResolvingConverter.java
+58 -51
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@@ -19,6 +19,7 @@ import com.intellij.codeInsight.CodeInsightBundle;
import com.intellij.codeInsight.lookup.LookupElement;
import com.intellij.codeInspection.LocalQuickFix;
import com.intellij.psi.PsiElement;
import com.intellij.psi.ResolvingHint;
import com.intellij.psi.xml.XmlTag;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
@@ -34,57 +35,7 @@ import java.util.Set;
*
* @author peter
*/
public abstract class ResolvingConverter<T> extends Converter<T> {
@Deprecated
public static final ResolvingConverter EMPTY_CONVERTER = new ResolvingConverter() {
@Override
@NotNull
public Collection getVariants(final ConvertContext context) {
return Collections.emptyList();
}
@Override
public Object fromString(final String s, final ConvertContext context) {
return s;
}
@Override
public String toString(final Object t, final ConvertContext context) {
return String.valueOf(t);
}
};
/** @see com.intellij.util.xml.converters.values.BooleanValueConverter */
@Deprecated
public static final Converter<Boolean> BOOLEAN_CONVERTER = new ResolvingConverter<Boolean>() {
@Override
public Boolean fromString(final String s, final ConvertContext context) {
if ("true".equalsIgnoreCase(s)) {
return Boolean.TRUE;
}
if ("false".equalsIgnoreCase(s)) {
return Boolean.FALSE;
}
return null;
}
@Override
public String toString(final Boolean t, final ConvertContext context) {
return t == null? null:t.toString();
}
@Override
@NotNull
public Collection<? extends Boolean> getVariants(final ConvertContext context) {
final DomElement element = context.getInvocationElement();
if (element instanceof GenericDomValue) {
final SubTag annotation = element.getAnnotation(SubTag.class);
if (annotation != null && annotation.indicator()) return Collections.emptyList();
}
return Arrays.asList(Boolean.FALSE, Boolean.TRUE);
}
};
public abstract class ResolvingConverter<T> extends Converter<T> implements ResolvingHint {
@Override
public String getErrorMessage(@Nullable String s, final ConvertContext context) {
@@ -170,6 +121,11 @@ public abstract class ResolvingConverter<T> extends Converter<T> {
return resolveResult != null && element.getManager().areElementsEquivalent(element, getPsiElement(resolveResult));
}
@Override
public boolean canResolveTo(Class<? extends PsiElement> elementClass) {
return true;
}
/**
* Delegate from {@link com.intellij.psi.PsiReference#resolve()}
* @param o {@link #fromString(String, ConvertContext)} result
@@ -242,4 +198,55 @@ public abstract class ResolvingConverter<T> extends Converter<T> {
return myWrappedConverter.toString(t, context);
}
}
@Deprecated
public static final ResolvingConverter EMPTY_CONVERTER = new ResolvingConverter() {
@Override
@NotNull
public Collection getVariants(final ConvertContext context) {
return Collections.emptyList();
}
@Override
public Object fromString(final String s, final ConvertContext context) {
return s;
}
@Override
public String toString(final Object t, final ConvertContext context) {
return String.valueOf(t);
}
};
/** @see com.intellij.util.xml.converters.values.BooleanValueConverter */
@Deprecated
public static final Converter<Boolean> BOOLEAN_CONVERTER = new ResolvingConverter<Boolean>() {
@Override
public Boolean fromString(final String s, final ConvertContext context) {
if ("true".equalsIgnoreCase(s)) {
return Boolean.TRUE;
}
if ("false".equalsIgnoreCase(s)) {
return Boolean.FALSE;
}
return null;
}
@Override
public String toString(final Boolean t, final ConvertContext context) {
return t == null? null:t.toString();
}
@Override
@NotNull
public Collection<? extends Boolean> getVariants(final ConvertContext context) {
final DomElement element = context.getInvocationElement();
if (element instanceof GenericDomValue) {
final SubTag annotation = element.getAnnotation(SubTag.class);
if (annotation != null && annotation.indicator()) return Collections.emptyList();
}
return Arrays.asList(Boolean.FALSE, Boolean.TRUE);
}
};
}