net.sf.qualitycheck.immutableobject.domain.Annotations.java Source code

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Here is the source code for net.sf.qualitycheck.immutableobject.domain.Annotations.java

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/*******************************************************************************
 * Copyright 2013 Andr Roul and Dominik Seichter
 * 
 * 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 net.sf.qualitycheck.immutableobject.domain;

import java.util.List;
import java.util.Set;

import javax.annotation.Nonnull;
import javax.annotation.concurrent.Immutable;

import net.sf.qualitycheck.Check;

import com.google.common.collect.ImmutableList;
import com.google.common.collect.Sets;

@Immutable
public final class Annotations {

    @Nonnull
    public static Annotations of(@Nonnull final Iterable<Annotation> annotations) {
        Check.notNull(annotations, "annotations");
        return new Annotations(annotations);
    }

    @Nonnull
    private static Set<Annotation> removeUnqualified(@Nonnull final List<Annotation> annotations,
            @Nonnull final Imports imports) {
        final Set<Annotation> result = Sets.newLinkedHashSet();
        for (final Annotation annotation : annotations) {
            if (annotation.getType().getPackage() == Package.UNDEFINED) {
                final Import imp = imports.find(annotation.getType().getName());
                if (imp != null) {
                    result.add(new Annotation(imp.getType()));
                }
            } else {
                result.add(annotation);
            }
        }
        return result;
    }

    @Nonnull
    private final List<Annotation> _annotations;

    private Annotations(@Nonnull final Iterable<Annotation> annotations) {
        Check.notNull(annotations, "annotations");
        _annotations = ImmutableList.copyOf(annotations);
    }

    @Nonnull
    public List<Annotation> getAnnotations() {
        return _annotations;
    }

    @Nonnull
    public Annotations removeUnqualified(@Nonnull final List<Import> imports) {
        Check.notNull(imports, "imports");
        return Annotations.of(removeUnqualified(getAnnotations(), Imports.copyOf(imports)));
    }

}