001    /*
002     * Copyright 2010-2014 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.jet.lang.resolve.java.structure.impl;
018    
019    import com.intellij.openapi.util.Condition;
020    import com.intellij.psi.PsiClass;
021    import com.intellij.psi.PsiPackage;
022    import com.intellij.util.containers.ContainerUtil;
023    import org.jetbrains.annotations.NotNull;
024    import org.jetbrains.jet.lang.resolve.java.structure.JavaClass;
025    import org.jetbrains.jet.lang.resolve.java.structure.JavaPackage;
026    import org.jetbrains.jet.lang.resolve.name.FqName;
027    
028    import java.util.Collection;
029    
030    import static org.jetbrains.jet.lang.resolve.java.structure.impl.JavaElementCollectionFromPsiArrayUtil.classes;
031    import static org.jetbrains.jet.lang.resolve.java.structure.impl.JavaElementCollectionFromPsiArrayUtil.packages;
032    
033    public class JavaPackageImpl extends JavaElementImpl<PsiPackage> implements JavaPackage {
034        public JavaPackageImpl(@NotNull PsiPackage psiPackage) {
035            super(psiPackage);
036        }
037    
038        @Override
039        @NotNull
040        public Collection<JavaClass> getClasses() {
041            return classes(ContainerUtil.filter(getPsi().getClasses(), new Condition<PsiClass>() {
042                @Override
043                public boolean value(PsiClass aClass) {
044                    return aClass.getName() != null;
045                }
046            }));
047        }
048    
049        @Override
050        @NotNull
051        public Collection<JavaPackage> getSubPackages() {
052            return packages(getPsi().getSubPackages());
053        }
054    
055        @Override
056        @NotNull
057        public FqName getFqName() {
058            return new FqName(getPsi().getQualifiedName());
059        }
060    }