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ItEr28S06CUAsignacionGrupoRecursosAPlanificacionItEr27S06: Adding classes to capture the current children

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This commit is contained in:
Óscar González Fernández 2009-10-03 16:20:30 +02:00
parent c8e3a029b4
commit afc1924bc2
2 changed files with 101 additions and 0 deletions
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73
navalplanner-webapp/src/main/java/org/navalplanner/web/common/ComponentsReplacer.java Normal file
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/*
* This file is part of ###PROJECT_NAME###
*
* Copyright (C) 2009 Fundación para o Fomento da Calidade Industrial e
* Desenvolvemento Tecnolóxico de Galicia
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.navalplanner.web.common;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.Executions;
public class ComponentsReplacer {
private static class ChildrenSnapshot implements IChildrenSnapshot {
private final List<Component> children;
private final Component parent;
public ChildrenSnapshot(Component parent,
List<Component> currentChildren) {
this.parent = parent;
this.children = currentChildren;
}
@Override
public IChildrenSnapshot restore() {
List<Component> removedChildren = removeChildren(parent);
parent.getChildren().addAll(children);
return new ChildrenSnapshot(parent, removedChildren);
}
}
/**
* @param parent
* @param script
* @param arguments
* @return
*/
public static IChildrenSnapshot replaceAllChildren(Component parent,
String script,
Map<String, Object> arguments) {
List<Component> currentChildren = removeChildren(parent);
ChildrenSnapshot result = new ChildrenSnapshot(parent, currentChildren);
Executions.createComponents(script, parent, arguments);
return result;
}
private static List<Component> removeChildren(Component parent) {
List<Component> currentChildren = new ArrayList<Component>(parent
.getChildren());
for (Component c : currentChildren) {
c.detach();
}
return currentChildren;
}
}

28
navalplanner-webapp/src/main/java/org/navalplanner/web/common/IChildrenSnapshot.java Normal file
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/*
* This file is part of ###PROJECT_NAME###
*
* Copyright (C) 2009 Fundación para o Fomento da Calidade Industrial e
* Desenvolvemento Tecnolóxico de Galicia
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.navalplanner.web.common;
public interface IChildrenSnapshot {
/**
* Restores the children that were current in a point in time
* @return a snapshot of the children that will be replaced
*/
public IChildrenSnapshot restore();
}