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/*
* Copyright 2000-2012 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.psi.impl;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.module.ModuleUtilCore;
import com.intellij.openapi.projectRoots.JavaSdk;
import com.intellij.openapi.projectRoots.JavaSdkVersion;
import com.intellij.openapi.projectRoots.Sdk;
import com.intellij.openapi.roots.ModuleRootManager;
import org.intellij.lang.regexp.DefaultRegExpPropertiesProvider;
import org.intellij.lang.regexp.RegExpLanguageHost;
import org.intellij.lang.regexp.psi.RegExpGroup;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* @author yole
*/
public class JavaRegExpHost implements RegExpLanguageHost {
private final DefaultRegExpPropertiesProvider myPropertiesProvider;
public JavaRegExpHost() {
myPropertiesProvider = DefaultRegExpPropertiesProvider.getInstance();
}
@Override
public boolean characterNeedsEscaping(char c) {
return c == ']' || c == '}';
}
@Override
public boolean supportsPerl5EmbeddedComments() {
return false;
}
@Override
public boolean supportsPossessiveQuantifiers() {
return true;
}
@Override
public boolean supportsPythonConditionalRefs() {
return false;
}
@Override
public boolean supportsNamedGroupSyntax(RegExpGroup group) {
if (group.isRubyNamedGroup()) {
final Module module = ModuleUtilCore.findModuleForPsiElement(group);
if (module != null) {
final Sdk sdk = ModuleRootManager.getInstance(module).getSdk();
if (sdk != null && sdk.getSdkType() instanceof JavaSdk) {
final JavaSdkVersion version = JavaSdk.getInstance().getVersion(sdk);
return version != null && version.isAtLeast(JavaSdkVersion.JDK_1_7);
}
}
}
return false;
}
@Override
public boolean isValidCategory(@NotNull String category) {
return myPropertiesProvider.isValidCategory(category);
}
@NotNull
@Override
public String[][] getAllKnownProperties() {
return myPropertiesProvider.getAllKnownProperties();
}
@Nullable
@Override
public String getPropertyDescription(@Nullable String name) {
return myPropertiesProvider.getPropertyDescription(name);
}
@NotNull
@Override
public String[][] getKnownCharacterClasses() {
return myPropertiesProvider.getKnownCharacterClasses();
}
}
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