root / branches / v2_0_0_prep / libraries / libFMap_dal / src / org / gvsig / fmap / dal / feature / impl / commands / CommandCollection.java @ 24496
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package org.gvsig.fmap.dal.feature.impl.commands; |
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import java.util.ArrayList; |
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import org.gvsig.fmap.dal.exceptions.DataException; |
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import org.gvsig.fmap.dal.feature.Command; |
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public class CommandCollection extends AbstractCommand{ |
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private ArrayList commands=new ArrayList(); |
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public CommandCollection(String description){ |
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super(description);
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} |
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public boolean isEmpty() { |
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return commands.size()==0; |
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} |
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/**
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* @throws EditionCommandException
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* @see org.gvsig.fmap.dal.feature.cit.gvsig.fmap.edition.Command#undo()
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*/
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public void undo() throws DataException { |
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for(int i=commands.size()-1;i>=0;i--){ |
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((AbstractCommand) commands.get(i)).undo(); |
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} |
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} |
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/**
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* @throws EditionCommandException
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* @see org.gvsig.fmap.dal.feature.cit.gvsig.fmap.edition.Command#redo()
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*/
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public void redo() throws DataException { |
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for (int i=0;i<commands.size();i++){ |
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((AbstractCommand) commands.get(i)).redo(); |
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} |
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} |
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public void add(Command c){ |
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commands.add(c); |
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} |
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public String getType() { |
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if (commands.size() == 0) { |
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return null; |
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} |
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ArrayList types=new ArrayList(3); |
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for (int i=0;i<commands.size();i++) { |
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String type=((Command)commands.get(i)).getType();
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if (!types.contains(type)) {
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types.add(type); |
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} |
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} |
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String type=""; |
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type=(String)types.get(0); |
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for (int i=1;i<types.size();i++) { |
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type=type+"-"+(String)types.get(i); |
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} |
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return type;
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} |
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public void execute() { |
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for (int i=0;i<commands.size();i++){ |
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((AbstractCommand) commands.get(i)).execute(); |
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} |
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} |
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} |