| author | Jaroslav Tulach <jtulach@netbeans.org> |
| Sat, 14 Jun 2008 10:04:51 +0200 | |
| changeset 209 | 1c999569643b |
| parent 191 | c8a7c6621b5f |
| child 210 | acf2c31e22d4 |
| permissions | -rw-r--r-- |
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package api; |
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// BEGIN: instanceof.class.InstanceProvider2 |
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public final class InstanceProvider {
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private final Object instance; |
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public InstanceProvider(Object instance) {
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this.instance = instance; |
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} |
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public Class<?> instanceClass() {
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return instance.getClass(); |
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} |
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public Object instanceCreate() {
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return instance; |
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} |
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/** @since 2.0 */ |
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public boolean isInstanceOf(Class<?> c) {
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if (Helper.knownHowToDoItBetter()) {
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return Helper.computeTheResultOfIsInstanceOfInSomeBetterWay(c); |
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} else {
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// fallback |
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return c.isAssignableFrom(instanceClass()); |
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} |
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} |
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} |
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// END: instanceof.class.InstanceProvider2 |
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class Helper {
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static boolean computeTheResultOfIsInstanceOfInSomeBetterWay(Class<?> c) {
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return false; |
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} |
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static boolean knownHowToDoItBetter() {
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return false; |
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} |
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} |