Revision 2345
org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/dispose/DisposableIterable.java | ||
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package org.gvsig.tools.dispose; |
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import java.util.Iterator; |
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public interface DisposableIterable<T> |
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extends Iterator<T>, Iterable<T>, Disposable {
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extends Iterable<T>, Disposable { |
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} |
org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/util/MapBuilder.java | ||
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/* |
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* gvSIG. Desktop Geographic Information System. |
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* |
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* Copyright (C) 2007-2020 gvSIG Association. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 3 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <https://www.gnu.org/licenses/>. |
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* |
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* For any additional information, do not hesitate to contact us |
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* at info AT gvsig.com, or visit our website www.gvsig.com. |
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*/ |
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package org.gvsig.tools.util; |
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import java.util.HashMap; |
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import java.util.Map; |
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/** |
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* |
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* @author gvSIG Team |
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* |
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* @param <K> the type of keys maintained by this map |
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* @param <V> the type of mapped values |
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*/ |
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public class MapBuilder<K,V> { |
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private final Map<K,V> map; |
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public MapBuilder() { |
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this.map = new HashMap<>(); |
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} |
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public MapBuilder add(K key, V value) { |
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this.map.put(key, value); |
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return this; |
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} |
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public Map<K,V> build() { |
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return this.map; |
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} |
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} |
org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/util/IterableBuilder.java | ||
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/* |
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* gvSIG. Desktop Geographic Information System. |
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* |
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* Copyright (C) 2007-2020 gvSIG Association. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 3 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <https://www.gnu.org/licenses/>. |
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* |
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* For any additional information, do not hesitate to contact us |
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* at info AT gvsig.com, or visit our website www.gvsig.com. |
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*/ |
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package org.gvsig.tools.util; |
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import java.util.ArrayList; |
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import java.util.Collections; |
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import java.util.Iterator; |
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import java.util.List; |
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/** |
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* |
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* @author gvSIG Team |
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*/ |
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public class IterableBuilder<T> { |
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public List<T> l; |
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public Iterator<T> it; |
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public IterableBuilder() { |
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this.l = null; |
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this.it = null; |
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} |
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public IterableBuilder(Iterator<T> iterator) { |
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this.l = null; |
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this.it = iterator; |
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} |
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public IterableBuilder add(Iterator<T> iterator) { |
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this.it = iterator; |
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return this; |
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} |
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public IterableBuilder add(T value) { |
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if( this.l==null ) { |
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this.l = new ArrayList<>(); |
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} |
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this.l.add(value); |
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return this; |
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} |
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public Iterable<T> build(Iterator<T> it) { |
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return () -> it; |
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} |
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public Iterable<T> build() { |
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if( this.l!=null ) { |
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return this.l; |
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} |
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if( this.it!=null ) { |
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return () -> it; |
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} |
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return Collections.EMPTY_LIST; |
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} |
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} |
org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/util/ChainedIterable.java | ||
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package org.gvsig.tools.util; |
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import java.util.Iterator; |
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import org.gvsig.tools.dispose.Disposable; |
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import org.gvsig.tools.dispose.DisposableIterable; |
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public class ChainedIterable<T> implements Iterable<T> { |
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public class ChainedIterable<T> implements DisposableIterable<T> {
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private final Iterator<T>[] iterators;
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private final Iterable<T>[] iterables;
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public ChainedIterable(Iterable<T>... iterables) { |
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this.iterators = new Iterator[iterables.length]; |
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for (int i = 0; i < iterables.length; i++) { |
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this.iterables = new Iterable[iterables.length]; |
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System.arraycopy(iterables, 0, this.iterables, 0, iterables.length); |
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} |
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@Override |
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public Iterator<T> iterator() { |
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Iterator[] iterators = new Iterator[this.iterables.length]; |
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for (int i = 0; i < this.iterables.length; i++) { |
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if( iterables[i]==null ) { |
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iterators[i] = null; |
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} else { |
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iterators[i] = iterables[i].iterator(); |
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} |
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} |
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return new ChainedIterator(iterators); |
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} |
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@Override |
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public Iterator<T> iterator() { |
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return new ChainedIterator(this.iterators); |
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public void dispose() { |
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for (Iterable<T> iterable : this.iterables) { |
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if (iterable instanceof Disposable) { |
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((Disposable) iterable).dispose(); |
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} |
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} |
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} |
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} |
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