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public class Factory {
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public static Product createProduct(String type) {
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if (type == null) {
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return null;
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}
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if (type.equalsIgnoreCase("A")) {
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return new ConcreteProductA();
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} else if (type.equalsIgnoreCase("B")) {
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return new ConcreteProductB();
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}
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return null;
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}
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} |
